Import version 1.2021.5

2024-11-21 20:45:10 +00:00 · 2021-04-25 22:59:17 +02:00 · 2021-04-25 22:59:17 +02:00 · fcf10ee0a9
commit fcf10ee0a9
parent b56e0af316
60 changed files with 3099 additions and 540 deletions
--- a/build.xml
+++ b/build.xml
@ -91,7 +91,7 @@
 			<manifest>
 				<attribute name="Automatic-Module-Name" value="net.sourceforge.plantuml" />
 				<attribute name="Main-Class" value="net.sourceforge.plantuml.Run" />
-				<attribute name="Class-Path" value="avalon-framework-4.2.0.jar batik-all-1.7.jar commons-io-1.3.1.jar commons-logging-1.0.4.jar fop.jar xml-apis-ext-1.3.04.jar xmlgraphics-commons-1.4.jar jlatexmath-minimal-1.0.3.jar jlm_cyrillic.jar jlm_greek.jar vizjs.jar j2v8_win32_x86_64-3.1.6.jar j2v8_linux_x86_64-3.1.6.jar j2v8_macosx_x86_64-3.1.6.jar ditaa0_9.jar" />
+				<attribute name="Class-Path" value="elk-full.jar avalon-framework-4.2.0.jar batik-all-1.7.jar commons-io-1.3.1.jar commons-logging-1.0.4.jar fop.jar xml-apis-ext-1.3.04.jar xmlgraphics-commons-1.4.jar jlatexmath-minimal-1.0.3.jar jlm_cyrillic.jar jlm_greek.jar vizjs.jar j2v8_win32_x86_64-3.1.6.jar j2v8_linux_x86_64-3.1.6.jar j2v8_macosx_x86_64-3.1.6.jar ditaa0_9.jar" />
 			</manifest>
 		</jar>
 		<delete dir="build" />
--- a/pom.xml
+++ b/pom.xml
@ -35,7 +35,7 @@

    <groupId>net.sourceforge.plantuml</groupId>
    <artifactId>plantuml</artifactId>
-    <version>1.2021.5-SNAPSHOT</version>
+    <version>1.2021.6-SNAPSHOT</version>
    <packaging>jar</packaging>

    <name>PlantUML</name>
@ -94,21 +94,6 @@
 			<version>1.0.7</version>
 			<scope>test</scope>
 		</dependency>
-		<dependency>
-			<groupId>org.eclipse.elk</groupId>
-			<artifactId>org.eclipse.elk.core</artifactId>
-			<version>0.7.1</version>
-		</dependency>
-		<dependency>
-			<groupId>org.eclipse.elk</groupId>
-			<artifactId>org.eclipse.elk.alg.layered</artifactId>
-			<version>0.7.1</version>
-		</dependency>
-		<dependency>
-			<groupId>org.eclipse.elk</groupId>
-			<artifactId>org.eclipse.elk.alg.mrtree</artifactId>
-			<version>0.7.1</version>
-		</dependency>
    </dependencies>

    <licenses>
--- a/skin/plantuml.skin
+++ b/skin/plantuml.skin
@ -290,6 +290,10 @@ ganttDiagram {
 	timeline {
 	    BackgroundColor transparent
 	}
+	closed {
+        BackGroundColor #E0E8E8
+        FontColor #909898
+    }
 	task {
 		RoundCorner 0
        Margin 2 2 2 2
--- a/src/ext/plantuml/com/at/gadermaier/argon2/Argon2.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/Argon2.java
@ -0,0 +1,271 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Defaults.LANES_DEF;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Defaults.LOG_M_COST_DEF;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Defaults.OUTLEN_DEF;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Defaults.TYPE_DEF;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Defaults.T_COST_DEF;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Defaults.VERSION_DEF;
+
+import java.nio.ByteBuffer;
+import java.nio.CharBuffer;
+import java.nio.charset.Charset;
+import java.util.Arrays;
+
+import ext.plantuml.com.at.gadermaier.argon2.algorithm.FillMemory;
+import ext.plantuml.com.at.gadermaier.argon2.algorithm.Finalize;
+import ext.plantuml.com.at.gadermaier.argon2.algorithm.Initialize;
+import ext.plantuml.com.at.gadermaier.argon2.model.Argon2Type;
+import ext.plantuml.com.at.gadermaier.argon2.model.Instance;
+
+public class Argon2 {
+
+	private byte[] output;
+	private int outputLength; // -l N
+	private double duration;
+
+	private byte[] password;
+	private byte[] salt;
+	private byte[] secret;
+	private byte[] additional;
+
+	private int iterations; // -t N
+	private int memory; // -m N
+	private int lanes; // -p N
+
+	private int version; // -v (10/13)
+	private Argon2Type type;
+
+	private boolean clearMemory = true;
+	private Charset charset = Charset.forName("UTF-8");
+
+	private boolean encodedOnly = false;
+	private boolean rawOnly = false;
+
+	Argon2() {
+		this.lanes = LANES_DEF;
+		this.outputLength = OUTLEN_DEF;
+		this.memory = 1 << LOG_M_COST_DEF;
+		this.iterations = T_COST_DEF;
+		this.version = VERSION_DEF;
+		this.type = TYPE_DEF;
+	}
+
+	private static byte[] toByteArray(char[] chars, Charset charset) {
+		assert chars != null;
+
+		CharBuffer charBuffer = CharBuffer.wrap(chars);
+		ByteBuffer byteBuffer = charset.encode(charBuffer);
+		byte[] bytes = Arrays.copyOfRange(byteBuffer.array(), byteBuffer.position(), byteBuffer.limit());
+		Arrays.fill(byteBuffer.array(), (byte) 0);
+		return bytes;
+	}
+
+	public void hashNow() {
+		try {
+			Validation.validateInput(this);
+
+			long start = System.nanoTime();
+
+			Instance instance = new Instance(this);
+
+			Initialize.initialize(instance, this);
+			FillMemory.fillMemoryBlocks(instance);
+			Finalize.finalize(instance, this);
+
+			duration = (System.nanoTime() - start) / 1000000000.0;
+		} finally {
+			clear();
+		}
+	}
+
+	public void clear() {
+		if (password != null)
+			Arrays.fill(password, 0, password.length - 1, (byte) 0);
+
+		if (salt != null)
+			Arrays.fill(salt, 0, salt.length - 1, (byte) 0);
+
+		if (secret != null)
+			Arrays.fill(secret, 0, secret.length - 1, (byte) 0);
+
+		if (additional != null)
+			Arrays.fill(additional, 0, additional.length - 1, (byte) 0);
+	}
+
+	void printSummary() {
+		if (encodedOnly)
+			System.out.println(getEncoded());
+		else if (rawOnly)
+			System.out.println(getOutputString());
+		else {
+			System.out.println("Type:\t\t" + type);
+			System.out.println("Iterations:\t" + iterations);
+			System.out.println("Memory:\t\t" + memory + " KiB");
+			System.out.println("Parallelism:\t" + lanes);
+			System.out.println("Hash:\t\t" + getOutputString());
+			System.out.println("Encoded:\t " + getEncoded());
+			System.out.println(duration + " seconds");
+		}
+	}
+
+	public Argon2 setMemoryInKiB(int memory) {
+		this.memory = memory;
+		return this;
+	}
+
+	public Argon2 setParallelism(int parallelism) {
+		this.lanes = parallelism;
+		return this;
+	}
+
+	public Argon2 setPassword(char[] password) {
+		return setPassword(toByteArray(password, charset));
+	}
+
+	public Argon2 setSalt(String salt) {
+		return setSalt(salt.getBytes(charset));
+	}
+
+	public byte[] getOutput() {
+		return output;
+	}
+
+	public void setOutput(byte[] finalResult) {
+		this.output = finalResult;
+	}
+
+	public String getOutputString() {
+		return Util.bytesToHexString(output);
+	}
+
+	public int getOutputLength() {
+		return outputLength;
+	}
+
+	public Argon2 setOutputLength(int outputLength) {
+		this.outputLength = outputLength;
+		return this;
+	}
+
+	public byte[] getPassword() {
+		return password;
+	}
+
+	public Argon2 setPassword(byte[] password) {
+		this.password = password;
+		return this;
+	}
+
+	public int getPasswordLength() {
+		return password.length;
+	}
+
+	public byte[] getSalt() {
+		return salt;
+	}
+
+	public Argon2 setSalt(byte[] salt) {
+		this.salt = salt;
+		return this;
+	}
+
+	public int getSaltLength() {
+		return salt.length;
+	}
+
+	public byte[] getSecret() {
+		return secret;
+	}
+
+	public Argon2 setSecret(byte[] secret) {
+		this.secret = secret;
+		return this;
+	}
+
+	public int getSecretLength() {
+		return secret != null ? secret.length : 0;
+	}
+
+	public byte[] getAdditional() {
+		return additional;
+	}
+
+	public Argon2 setAdditional(byte[] additional) {
+		this.additional = additional;
+		return this;
+	}
+
+	public int getAdditionalLength() {
+		return additional != null ? additional.length : 0;
+	}
+
+	public int getIterations() {
+		return iterations;
+	}
+
+	public Argon2 setIterations(int iterations) {
+		this.iterations = iterations;
+		return this;
+	}
+
+	public int getMemory() {
+		return memory;
+	}
+
+	public Argon2 setMemory(int memory) {
+		this.memory = 1 << memory;
+		return this;
+	}
+
+	public int getLanes() {
+		return lanes;
+	}
+
+	public int getVersion() {
+		return version;
+	}
+
+	public Argon2 setVersion(int version) {
+		this.version = version;
+		return this;
+	}
+
+	public Argon2Type getType() {
+		return type;
+	}
+
+	public Argon2 setType(Argon2Type type) {
+		this.type = type;
+		return this;
+	}
+
+	public boolean isClearMemory() {
+		return clearMemory;
+	}
+
+	public void setClearMemory(boolean clearMemory) {
+		this.clearMemory = clearMemory;
+	}
+
+	public Charset getCharset() {
+		return charset;
+	}
+
+	public void setEncodedOnly(boolean encodedOnly) {
+		this.encodedOnly = encodedOnly;
+	}
+
+	public void setRawOnly(boolean rawOnly) {
+		this.rawOnly = rawOnly;
+	}
+
+	public String getEncoded() {
+		return ""; // TODO
+	}
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/Argon2Factory.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/Argon2Factory.java
@ -0,0 +1,12 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2;
+
+public class Argon2Factory {
+    public static Argon2 create(){
+        return new Argon2();
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/Constants.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/Constants.java
@ -0,0 +1,102 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2;
+
+import ext.plantuml.com.at.gadermaier.argon2.model.Argon2Type;
+
+public class Constants {
+
+    /* Memory block size in bytes */
+    public static final int ARGON2_BLOCK_SIZE = 1024;
+    public static final int ARGON2_QWORDS_IN_BLOCK = ARGON2_BLOCK_SIZE / 8;
+    /* Number of pseudo-random values generated by one call to Blake in Argon2i
+       to
+       generate reference block positions
+     */
+    public static final int ARGON2_ADDRESSES_IN_BLOCK = 128;
+    /* Pre-hashing digest length and its extension*/
+    public static final int ARGON2_PREHASH_DIGEST_LENGTH = 64;
+    public static final int ARGON2_PREHASH_SEED_LENGTH = 72;
+    /* Number of synchronization points between lanes per pass */
+    public static final int ARGON2_SYNC_POINTS = 4;
+    /* Flags to determine which fields are securely wiped (default = no wipe). */
+    public static final int ARGON2_DEFAULT_FLAGS = 0;
+    public static final int ARGON2_VERSION_10 = 0x10;
+    public static final int ARGON2_VERSION_13 = 0x13;
+
+    public static class Defaults {
+
+        public static final int OUTLEN_DEF = 32;
+        public static final int T_COST_DEF = 3;
+        public static final int LOG_M_COST_DEF = 12;
+        public static final int LANES_DEF = 1;
+        public static final Argon2Type TYPE_DEF = Argon2Type.Argon2i;
+        public static final int VERSION_DEF = ARGON2_VERSION_13;
+        public static final int ARGON2_VERSION_NUMBER = ARGON2_VERSION_13;
+        public static final boolean ENCODED_ONLY = false;
+        public static final boolean RAW_ONLY = false;
+    }
+    //public static int ARGON2_FLAG_CLEAR_PASSWORD (UINT32_C(1) << 0)
+    //public static int ARGON2_FLAG_CLEAR_SECRET (UINT32_C(1) << 1)
+
+    /*
+    * Argon2 input parameter restrictions
+    */
+    public static class Constraints {
+
+        public static final int MAX_PASSWORD_LEN = 128;
+
+        /* Minimum and maximum number of lanes (degree of parallelism) */
+        public static final int MIN_PARALLELISM = 1;
+        public static final int MAX_PARALLELISM = 16777216;
+
+        /* Minimum and maximum digest size in bytes */
+        public static final int MIN_OUTLEN = 4;
+        public static final int MAX_OUTLEN = Integer.MAX_VALUE;
+
+        /* Minimum and maximum number of memory blocks (each of BLOCK_SIZE bytes) */
+        public static final int MIN_MEMORY = (2 * ARGON2_SYNC_POINTS); /* 2 blocks per slice */
+
+        /* Minimum and maximum number of passes */
+        public static final int MIN_ITERATIONS = 1;
+        public static final int MAX_ITERATIONS = Integer.MAX_VALUE;
+
+        /* Minimum and maximum password length in bytes */
+        public static final int MIN_PWD_LENGTH = 0;
+        public static final int MAX_PWD_LENGTH = Integer.MAX_VALUE;
+
+        /* Minimum and maximum salt length in bytes */
+        public static final int MIN_SALT_LENGTH = 0;
+        public static final int MAX_SALT_LENGTH = Integer.MAX_VALUE;
+
+        /* Minimum and maximum key length in bytes */
+        public static final int MAX_SECRET_LENGTH = Integer.MAX_VALUE;
+
+        /* Minimum and maximum associated model length in bytes */
+        public static final int MAX_AD_LENGTH = Integer.MAX_VALUE;
+    }
+
+    public static class Messages {
+        public static final String P_MIN_MSG = "degree of parallelism cannot be smaller than one";
+        public static final String P_MAX_MSG = "parallelism cannot be greater than 16777216";
+
+        public static final String M_MIN_MSG = "memory too small";
+
+        public static final String T_MIN_MSG = "number of iterations cannot be less than one";
+        public static final String T_MAX_MSG = "number of iterations too high";
+
+        public static final String PWD_MIN_MSG = "password too short";
+        public static final String PWD_MAX_MSG = "password too long";
+
+        public static final String SALT_MIN_MSG = "salt too short";
+        public static final String SALT_MAX_MSG = "salt too long";
+
+        public static final String SECRET_MAX_MSG = "secret too long";
+        public static final String ADDITIONAL_MAX_MSG = "additional data too long";
+
+    }
+
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/Util.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/Util.java
@ -0,0 +1,67 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2;
+
+public class Util {
+
+    public static String bytesToHexString(byte[] bytes) {
+        StringBuilder sb = new StringBuilder();
+        for (byte b : bytes) {
+            sb.append(String.format("%02x", b & 0xff));
+        }
+        return sb.toString();
+    }
+
+    public static byte[] hexStringToByteArray(String s) {
+        int len = s.length();
+        byte[] data = new byte[len / 2];
+        for (int i = 0; i < len; i += 2) {
+            data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
+                    + Character.digit(s.charAt(i+1), 16));
+        }
+        return data;
+    }
+
+    public static long littleEndianBytesToLong(byte[] b) {
+        long result = 0;
+        for (int i = 7; i >= 0; i--) {
+            result <<= 8;
+            result |= (b[i] & 0xFF);
+        }
+        return result;
+    }
+
+    public static byte[] intToLittleEndianBytes(int a) {
+        byte[] result = new byte[4];
+        result[0] = (byte) (a & 0xFF);
+        result[1] = (byte) ((a >> 8) & 0xFF);
+        result[2] = (byte) ((a >> 16) & 0xFF);
+        result[3] = (byte) ((a >> 24) & 0xFF);
+        return result;
+    }
+
+    public static byte[] longToLittleEndianBytes(long a) {
+        byte[] result = new byte[8];
+        result[0] = (byte) (a & 0xFF);
+        result[1] = (byte) ((a >> 8) & 0xFF);
+        result[2] = (byte) ((a >> 16) & 0xFF);
+        result[3] = (byte) ((a >> 24) & 0xFF);
+        result[4] = (byte) ((a >> 32) & 0xFF);
+        result[5] = (byte) ((a >> 40) & 0xFF);
+        result[6] = (byte) ((a >> 48) & 0xFF);
+        result[7] = (byte) ((a >> 56) & 0xFF);
+        return result;
+    }
+
+    public static long intToLong(int x){
+        byte[] intBytes = intToLittleEndianBytes(x);
+        byte[] bytes = new byte[8];
+        System.arraycopy(intBytes, 0, bytes, 0, 4);
+        return littleEndianBytesToLong(bytes);
+    }
+
+}
+
--- a/src/ext/plantuml/com/at/gadermaier/argon2/Validation.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/Validation.java
@ -0,0 +1,63 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MAX_AD_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MAX_ITERATIONS;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MAX_PARALLELISM;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MAX_PWD_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MAX_SALT_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MAX_SECRET_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MIN_ITERATIONS;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MIN_PARALLELISM;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MIN_PWD_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Constraints.MIN_SALT_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.ADDITIONAL_MAX_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.M_MIN_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.PWD_MAX_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.PWD_MIN_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.P_MAX_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.P_MIN_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.SALT_MAX_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.SALT_MIN_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.SECRET_MAX_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.T_MAX_MSG;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.Messages.T_MIN_MSG;
+
+import ext.plantuml.com.at.gadermaier.argon2.exception.Argon2InvalidParameterException;
+
+class Validation {
+
+    static void validateInput(Argon2 argon2){
+        String message = null;
+
+        if (argon2.getLanes() < MIN_PARALLELISM)
+            message = P_MIN_MSG;
+        else if (argon2.getLanes() > MAX_PARALLELISM)
+            message = P_MAX_MSG;
+        else if(argon2.getMemory() < 2 * argon2.getLanes())
+            message = M_MIN_MSG;
+        else if(argon2.getIterations() < MIN_ITERATIONS)
+            message = T_MIN_MSG;
+        else if(argon2.getIterations() > MAX_ITERATIONS)
+            message = T_MAX_MSG;
+        else if(argon2.getPasswordLength() < MIN_PWD_LENGTH)
+            message = PWD_MIN_MSG;
+        else if(argon2.getPasswordLength() > MAX_PWD_LENGTH)
+            message = PWD_MAX_MSG;
+        else if(argon2.getSaltLength() < MIN_SALT_LENGTH)
+            message = SALT_MIN_MSG;
+        else if(argon2.getSaltLength() > MAX_SALT_LENGTH)
+            message = SALT_MAX_MSG;
+        else if(argon2.getSecretLength() > MAX_SECRET_LENGTH)
+            message = SECRET_MAX_MSG;
+        else if(argon2.getAdditionalLength() > MAX_AD_LENGTH)
+            message = ADDITIONAL_MAX_MSG;
+
+            if(message != null)
+                throw new Argon2InvalidParameterException(message);
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/FillBlock.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/FillBlock.java
@ -0,0 +1,55 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.algorithm;
+
+import ext.plantuml.com.at.gadermaier.argon2.model.Block;
+
+class FillBlock {
+
+    static void fillBlock(Block X, Block Y, Block currentBlock, boolean withXor) {
+
+        Block R = new Block();
+        Block Z = new Block();
+
+        R.xor(X, Y);
+        Z.copyBlock(R);
+
+        /* Apply Blake2 on columns of 64-bit words: (0,1,...,15) , then
+        (16,17,..31)... finally (112,113,...127) */
+        for (int i = 0; i < 8; i++) {
+
+            Functions.roundFunction(Z,
+                    16 * i, 16 * i + 1, 16 * i + 2,
+                    16 * i + 3, 16 * i + 4, 16 * i + 5,
+                    16 * i + 6, 16 * i + 7, 16 * i + 8,
+                    16 * i + 9, 16 * i + 10, 16 * i + 11,
+                    16 * i + 12, 16 * i + 13, 16 * i + 14,
+                    16 * i + 15
+            );
+        }
+
+        /* Apply Blake2 on rows of 64-bit words: (0,1,16,17,...112,113), then
+        (2,3,18,19,...,114,115).. finally (14,15,30,31,...,126,127) */
+        for (int i = 0; i < 8; i++) {
+
+            Functions.roundFunction(Z,
+                    2 * i, 2 * i + 1, 2 * i + 16,
+                    2 * i + 17, 2 * i + 32, 2 * i + 33,
+                    2 * i + 48, 2 * i + 49, 2 * i + 64,
+                    2 * i + 65, 2 * i + 80, 2 * i + 81,
+                    2 * i + 96, 2 * i + 97, 2 * i + 112,
+                    2 * i + 113
+            );
+
+        }
+
+        if (withXor) {
+            currentBlock.xor(R, Z, currentBlock);
+        } else {
+            currentBlock.xor(R, Z);
+        }
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/FillMemory.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/FillMemory.java
@ -0,0 +1,80 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.algorithm;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_SYNC_POINTS;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+
+import ext.plantuml.com.at.gadermaier.argon2.model.Instance;
+import ext.plantuml.com.at.gadermaier.argon2.model.Position;
+
+public class FillMemory {
+
+    public static void fillMemoryBlocks(Instance instance) {
+        if (instance.getLanes() == 1) {
+            fillMemoryBlockSingleThreaded(instance);
+        } else {
+            fillMemoryBlockMultiThreaded(instance);
+        }
+    }
+
+    private static void fillMemoryBlockSingleThreaded(Instance instance) {
+        for (int i = 0; i < instance.getIterations(); i++) {
+            for (int j = 0; j < ARGON2_SYNC_POINTS; j++) {
+                Position position = new Position(i, 0, j, 0);
+                FillSegment.fillSegment(instance, position);
+            }
+        }
+    }
+
+    private static void fillMemoryBlockMultiThreaded(final Instance instance) {
+
+        ExecutorService service = Executors.newFixedThreadPool(instance.getLanes());
+        List<Future<?>> futures = new ArrayList<Future<?>>();
+
+        for (int i = 0; i < instance.getIterations(); i++) {
+            for (int j = 0; j < ARGON2_SYNC_POINTS; j++) {
+                for (int k = 0; k < instance.getLanes(); k++) {
+
+                    final Position position = new Position(i, k, j, 0);
+
+                    Future future = service.submit(new Runnable() {
+                        @Override
+                        public void run() {
+                            FillSegment.fillSegment(instance, position);
+                        }
+                    });
+
+                    futures.add(future);
+                }
+
+                joinThreads(instance, futures);
+            }
+        }
+
+        service.shutdownNow();
+    }
+
+    private static void joinThreads(Instance instance, List<Future<?>> futures) {
+        try {
+            for (Future<?> f : futures) {
+                f.get();
+            }
+        } catch (InterruptedException e) {
+            instance.clear();
+            throw new RuntimeException(e);
+        } catch (ExecutionException e) {
+            instance.clear();
+            throw new RuntimeException(e);
+        }
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/FillSegment.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/FillSegment.java
@ -0,0 +1,170 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.algorithm;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_ADDRESSES_IN_BLOCK;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_VERSION_10;
+
+import ext.plantuml.com.at.gadermaier.argon2.Constants;
+import ext.plantuml.com.at.gadermaier.argon2.Util;
+import ext.plantuml.com.at.gadermaier.argon2.model.Argon2Type;
+import ext.plantuml.com.at.gadermaier.argon2.model.Block;
+import ext.plantuml.com.at.gadermaier.argon2.model.Instance;
+import ext.plantuml.com.at.gadermaier.argon2.model.Position;
+
+
+class FillSegment {
+
+    static void fillSegment(Instance instance, Position position) {
+
+        Block addressBlock = null, inputBlock = null, zeroBlock = null;
+
+        boolean dataIndependentAddressing = isDataIndependentAddressing(instance, position);
+        int startingIndex = getStartingIndex(position);
+        int currentOffset = position.lane * instance.getLaneLength() + position.slice * instance.getSegmentLength() + startingIndex;
+        int prevOffset = getPrevOffset(instance, currentOffset);
+
+        if (dataIndependentAddressing) {
+            addressBlock = new Block();
+            zeroBlock = new Block();
+            inputBlock = new Block();
+
+            initAddressBlocks(instance, position, zeroBlock, inputBlock, addressBlock);
+        }
+
+        for (position.index = startingIndex; position.index < instance.getSegmentLength(); position.index++, currentOffset++, prevOffset++) {
+            prevOffset = rotatePrevOffset(instance, currentOffset, prevOffset);
+
+            long pseudoRandom = getPseudoRandom(instance, position, addressBlock, inputBlock, zeroBlock, prevOffset, dataIndependentAddressing);
+            int refLane = getRefLane(instance, position, pseudoRandom);
+            int refColumn = getRefColumn(instance, position, pseudoRandom, refLane == position.lane);
+
+            /* 2 Creating a new block */
+            Block prevBlock = instance.memory[prevOffset];
+            Block refBlock = instance.memory[((instance.getLaneLength()) * refLane + refColumn)];
+            Block currentBlock = instance.memory[currentOffset];
+
+            boolean withXor = isWithXor(instance, position);
+            FillBlock.fillBlock(prevBlock, refBlock, currentBlock, withXor);
+        }
+    }
+
+    private static boolean isDataIndependentAddressing(Instance instance, Position position) {
+        return (instance.getType() == Argon2Type.Argon2i) ||
+                (instance.getType() == Argon2Type.Argon2id
+                        && (position.pass == 0)
+                        && (position.slice < Constants.ARGON2_SYNC_POINTS / 2)
+                );
+    }
+
+    private static void initAddressBlocks(Instance instance, Position position, Block zeroBlock, Block inputBlock, Block addressBlock) {
+        inputBlock.v[0] = Util.intToLong(position.pass);
+        inputBlock.v[1] = Util.intToLong(position.lane);
+        inputBlock.v[2] = Util.intToLong(position.slice);
+        inputBlock.v[3] = Util.intToLong(instance.memory.length);
+        inputBlock.v[4] = Util.intToLong(instance.getIterations());
+        inputBlock.v[5] = Util.intToLong(instance.getType().ordinal());
+
+        if ((position.pass == 0) && (position.slice == 0)) {
+            /* Don't forget to generate the first block of addresses: */
+            nextAddresses(zeroBlock, inputBlock, addressBlock);
+        }
+    }
+
+    private static boolean isWithXor(Instance instance, Position position) {
+        return !(position.pass == 0 || instance.getVersion() == ARGON2_VERSION_10);
+    }
+
+    private static int getPrevOffset(Instance instance, int currentOffset) {
+        if (currentOffset % instance.getLaneLength() == 0) {
+            /* Last block in this lane */
+            return currentOffset + instance.getLaneLength() - 1;
+        } else {
+            /* Previous block */
+            return currentOffset - 1;
+        }
+    }
+
+    private static int rotatePrevOffset(Instance instance, int currentOffset, int prevOffset) {
+        if (currentOffset % instance.getLaneLength() == 1) {
+            prevOffset = currentOffset - 1;
+        }
+        return prevOffset;
+    }
+
+    private static int getStartingIndex(Position position) {
+        if ((position.pass == 0) && (position.slice == 0)) {
+            return 2; /* we have already generated the first two blocks */
+        } else {
+            return 0;
+        }
+    }
+
+    private static void nextAddresses(Block zeroBlock, Block inputBlock, Block addressBlock) {
+        inputBlock.v[6]++;
+        FillBlock.fillBlock(zeroBlock, inputBlock, addressBlock, false);
+        FillBlock.fillBlock(zeroBlock, addressBlock, addressBlock, false);
+    }
+
+    /* 1.2 Computing the index of the reference block */
+    /* 1.2.1 Taking pseudo-random value from the previous block */
+    private static long getPseudoRandom(Instance instance, Position position, Block addressBlock, Block inputBlock, Block zeroBlock, int prevOffset, boolean dataIndependentAddressing) {
+        if (dataIndependentAddressing) {
+            if (position.index % ARGON2_ADDRESSES_IN_BLOCK == 0) {
+                nextAddresses(zeroBlock, inputBlock, addressBlock);
+            }
+            return addressBlock.v[position.index % ARGON2_ADDRESSES_IN_BLOCK];
+        } else {
+            return instance.memory[prevOffset].v[0];
+        }
+    }
+
+    private static int getRefLane(Instance instance, Position position, long pseudoRandom) {
+        int refLane = (int) (((pseudoRandom >>> 32)) % instance.getLanes());
+
+        if ((position.pass == 0) && (position.slice == 0)) {
+            /* Can not reference other lanes yet */
+            refLane = position.lane;
+        }
+        return refLane;
+    }
+
+    private static int getRefColumn(Instance instance, Position position, long pseudoRandom,
+                                    boolean sameLane) {
+
+        int referenceAreaSize;
+        int startPosition;
+
+        if (position.pass == 0) {
+            startPosition = 0;
+
+            if (sameLane) {
+                /* The same lane => add current segment */
+                referenceAreaSize = position.slice * instance.getSegmentLength() + position.index - 1;
+            } else {
+                /* pass == 0 && !sameLane => position.slice > 0*/
+                referenceAreaSize = position.slice * instance.getSegmentLength() + ((position.index == 0) ? (-1) : 0);
+            }
+
+        } else {
+            startPosition = ((position.slice + 1) * instance.getSegmentLength()) % instance.getLaneLength();
+
+            if (sameLane) {
+                referenceAreaSize = instance.getLaneLength() - instance.getSegmentLength() + position.index - 1;
+            } else {
+                referenceAreaSize = instance.getLaneLength() - instance.getSegmentLength() + ((position.index == 0) ? (-1) : 0);
+            }
+        }
+
+        long relativePosition = pseudoRandom & 0xFFFFFFFFL;
+//        long relativePosition = pseudoRandom << 32 >>> 32;
+        relativePosition = (relativePosition * relativePosition) >>> 32;
+        relativePosition = referenceAreaSize - 1 - (referenceAreaSize * relativePosition >>> 32);
+
+        return (int) (startPosition + relativePosition) % instance.getLaneLength();
+    }
+
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/Finalize.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/Finalize.java
@ -0,0 +1,34 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.algorithm;
+
+import ext.plantuml.com.at.gadermaier.argon2.Argon2;
+import ext.plantuml.com.at.gadermaier.argon2.model.Block;
+import ext.plantuml.com.at.gadermaier.argon2.model.Instance;
+
+public class Finalize {
+
+    public static void finalize(Instance instance, Argon2 argon2) {
+
+        Block finalBlock = instance.memory[instance.getLaneLength() - 1];
+
+        /* XOR the last blocks */
+        for (int i = 1; i < instance.getLanes(); i++) {
+            int lastBlockInLane = i * instance.getLaneLength() + (instance.getLaneLength() - 1);
+            finalBlock.xorWith(instance.memory[lastBlockInLane]);
+        }
+
+        byte[] finalBlockBytes = finalBlock.toBytes();
+        byte[] finalResult = Functions.blake2bLong(finalBlockBytes, argon2.getOutputLength());
+
+        argon2.setOutput(finalResult);
+
+        if (argon2.isClearMemory()) {
+            instance.clear();
+            argon2.clear();
+        }
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/Functions.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/Functions.java
@ -0,0 +1,172 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.algorithm;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_BLOCK_SIZE;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_PREHASH_DIGEST_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_PREHASH_SEED_LENGTH;
+
+import ext.plantuml.com.at.gadermaier.argon2.Util;
+import ext.plantuml.com.at.gadermaier.argon2.blake2.Blake2b;
+import ext.plantuml.com.at.gadermaier.argon2.model.Block;
+
+class Functions {
+
+
+    /**
+     * H0 = H64(p, τ, m, t, v, y, |P|, P, |S|, S, |L|, K, |X|, X)
+     * -> 64 byte (ARGON2_PREHASH_DIGEST_LENGTH)
+     */
+    static byte[] initialHash(byte[] lanes, byte[] outputLength,
+                              byte[] memory, byte[] iterations,
+                              byte[] version, byte[] type,
+                              byte[] passwordLength, byte[] password,
+                              byte[] saltLength, byte[] salt,
+                              byte[] secretLength, byte[] secret,
+                              byte[] additionalLength, byte[] additional) {
+
+
+        Blake2b.Param params = new Blake2b.Param()
+                .setDigestLength(ARGON2_PREHASH_DIGEST_LENGTH);
+
+        final Blake2b blake2b = Blake2b.Digest.newInstance(params);
+
+        blake2b.update(lanes);
+        blake2b.update(outputLength);
+        blake2b.update(memory);
+        blake2b.update(iterations);
+        blake2b.update(version);
+        blake2b.update(type);
+
+        blake2b.update(passwordLength);
+        if (password != null) {
+            blake2b.update(password);
+        }
+
+        blake2b.update(saltLength);
+        if (salt != null) {
+            blake2b.update(salt);
+        }
+
+        blake2b.update(secretLength);
+        if (secret != null) {
+            blake2b.update(secret);
+        }
+
+        blake2b.update(additionalLength);
+        if (additional != null) {
+            blake2b.update(additional);
+        }
+
+        byte[] blake2hash = blake2b.digest();
+        assert (blake2hash.length == 64);
+
+        return blake2hash;
+    }
+
+
+    /**
+     * H' - blake2bLong - variable length hash function
+     */
+    static byte[] blake2bLong(byte[] input, int outputLength) {
+
+        assert (input.length == ARGON2_PREHASH_SEED_LENGTH || input.length == ARGON2_BLOCK_SIZE);
+
+        byte[] result = new byte[outputLength];
+        byte[] outlenBytes = Util.intToLittleEndianBytes(outputLength);
+
+        int blake2bLength = 64;
+
+        if (outputLength <= blake2bLength) {
+            result = blake2b(input, outlenBytes, outputLength);
+        } else {
+            byte[] outBuffer;
+
+            /* V1 */
+            outBuffer = blake2b(input, outlenBytes, blake2bLength);
+            System.arraycopy(outBuffer, 0, result, 0, blake2bLength / 2);
+
+            int r = (outputLength / 32) + (outputLength % 32 == 0 ? 0 : 1) - 2;
+
+            int position = blake2bLength / 2;
+            for (int i = 2; i <= r; i++, position += blake2bLength / 2) {
+                /* V2 to Vr */
+                outBuffer = blake2b(outBuffer, null, blake2bLength);
+                System.arraycopy(outBuffer, 0, result, position, blake2bLength / 2);
+            }
+
+            int lastLength = outputLength - 32 * r;
+
+            /* Vr+1 */
+            outBuffer = blake2b(outBuffer, null, lastLength);
+            System.arraycopy(outBuffer, 0, result, position, lastLength);
+        }
+
+        assert (result.length == outputLength);
+        return result;
+    }
+
+    private static byte[] blake2b(byte[] input, byte[] outlenBytes, int outputLength) {
+        Blake2b.Param params = new Blake2b.Param()
+                .setDigestLength(outputLength);
+
+        final Blake2b blake2b = Blake2b.Digest.newInstance(params);
+
+        if (outlenBytes != null)
+            blake2b.update(outlenBytes);
+
+        blake2b.update(input);
+
+        return blake2b.digest();
+    }
+
+    static void roundFunction(Block block,
+                              int v0, int v1, int v2, int v3,
+                              int v4, int v5, int v6, int v7,
+                              int v8, int v9, int v10, int v11,
+                              int v12, int v13, int v14, int v15) {
+
+        F(block, v0, v4, v8, v12);
+        F(block, v1, v5, v9, v13);
+        F(block, v2, v6, v10, v14);
+        F(block, v3, v7, v11, v15);
+
+        F(block, v0, v5, v10, v15);
+        F(block, v1, v6, v11, v12);
+        F(block, v2, v7, v8, v13);
+        F(block, v3, v4, v9, v14);
+    }
+
+    private static void F(Block block, int a, int b, int c, int d) {
+        fBlaMka(block, a, b);
+        rotr64(block, d, a, 32);
+
+        fBlaMka(block, c, d);
+        rotr64(block, b, c, 24);
+
+        fBlaMka(block, a, b);
+        rotr64(block, d, a, 16);
+
+        fBlaMka(block, c, d);
+        rotr64(block, b, c, 63);
+    }
+
+    /*designed by the Lyra PHC team */
+    /* a <- a + b + 2*aL*bL
+     * + == addition modulo 2^64
+     * aL = least 32 bit */
+    private static void fBlaMka(Block block, int x, int y) {
+        final long m = 0xFFFFFFFFL;
+        final long xy = (block.v[x] & m) * (block.v[y] & m);
+
+        block.v[x] = block.v[x] + block.v[y] + 2 * xy;
+    }
+
+    private static void rotr64(Block block, int v, int w, long c) {
+        final long temp = block.v[v] ^ block.v[w];
+        block.v[v] = (temp >>> c) | (temp << (64 - c));
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/Initialize.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/algorithm/Initialize.java
@ -0,0 +1,75 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.algorithm;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_BLOCK_SIZE;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_PREHASH_DIGEST_LENGTH;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_PREHASH_SEED_LENGTH;
+
+import ext.plantuml.com.at.gadermaier.argon2.Argon2;
+import ext.plantuml.com.at.gadermaier.argon2.Util;
+import ext.plantuml.com.at.gadermaier.argon2.model.Instance;
+
+public class Initialize {
+
+
+    public static void initialize(Instance instance, Argon2 argon2) {
+        byte[] initialHash = Functions.initialHash(
+                Util.intToLittleEndianBytes(argon2.getLanes()),
+                Util.intToLittleEndianBytes(argon2.getOutputLength()),
+                Util.intToLittleEndianBytes(argon2.getMemory()),
+                Util.intToLittleEndianBytes(argon2.getIterations()),
+                Util.intToLittleEndianBytes(argon2.getVersion()),
+                Util.intToLittleEndianBytes(argon2.getType().ordinal()),
+                Util.intToLittleEndianBytes(argon2.getPasswordLength()),
+                argon2.getPassword(),
+                Util.intToLittleEndianBytes(argon2.getSaltLength()),
+                argon2.getSalt(),
+                Util.intToLittleEndianBytes(argon2.getSecretLength()),
+                argon2.getSecret(),
+                Util.intToLittleEndianBytes(argon2.getAdditionalLength()),
+                argon2.getAdditional()
+        );
+        fillFirstBlocks(instance, initialHash);
+    }
+
+    /**
+     * (H0 || 0 || i) 72 byte -> 1024 byte
+     * (H0 || 1 || i) 72 byte -> 1024 byte
+     */
+    private static void fillFirstBlocks(Instance instance, byte[] initialHash) {
+
+        final byte[] zeroBytes = {0, 0, 0, 0};
+        final byte[] oneBytes = {1, 0, 0, 0};
+
+        byte[] initialHashWithZeros = getInitialHashLong(initialHash, zeroBytes);
+        byte[] initialHashWithOnes = getInitialHashLong(initialHash, oneBytes);
+
+        for (int i = 0; i < instance.getLanes(); i++) {
+
+            byte[] iBytes = Util.intToLittleEndianBytes(i);
+
+            System.arraycopy(iBytes, 0, initialHashWithZeros, ARGON2_PREHASH_DIGEST_LENGTH + 4, 4);
+            System.arraycopy(iBytes, 0, initialHashWithOnes, ARGON2_PREHASH_DIGEST_LENGTH + 4, 4);
+
+            byte[] blockhashBytes = Functions.blake2bLong(initialHashWithZeros, ARGON2_BLOCK_SIZE);
+            instance.memory[i * instance.getLaneLength() + 0].fromBytes(blockhashBytes);
+
+            blockhashBytes = Functions.blake2bLong(initialHashWithOnes, ARGON2_BLOCK_SIZE);
+            instance.memory[i * instance.getLaneLength() + 1].fromBytes(blockhashBytes);
+        }
+    }
+
+    private static byte[] getInitialHashLong(byte[] initialHash, byte[] appendix) {
+        byte[] initialHashLong = new byte[ARGON2_PREHASH_SEED_LENGTH];
+
+        System.arraycopy(initialHash, 0, initialHashLong, 0, ARGON2_PREHASH_DIGEST_LENGTH);
+        System.arraycopy(appendix, 0, initialHashLong, ARGON2_PREHASH_DIGEST_LENGTH, 4);
+
+        return initialHashLong;
+    }
+
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/blake2/Blake2b.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/blake2/Blake2b.java
--- a/src/ext/plantuml/com/at/gadermaier/argon2/exception/Argon2Exception.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/exception/Argon2Exception.java
@ -0,0 +1,13 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.exception;
+
+/* dislike checked exceptions */
+class Argon2Exception extends RuntimeException {
+    Argon2Exception(String message) {
+        super(message);
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/exception/Argon2InvalidParameterException.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/exception/Argon2InvalidParameterException.java
@ -0,0 +1,12 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.exception;
+
+public class Argon2InvalidParameterException extends Argon2Exception{
+    public Argon2InvalidParameterException(String message) {
+        super(message);
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/model/Argon2Type.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/model/Argon2Type.java
@ -0,0 +1,10 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.model;
+
+public enum Argon2Type {
+    Argon2d, Argon2i, Argon2id;
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/model/Block.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/model/Block.java
@ -0,0 +1,81 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.model;
+
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_BLOCK_SIZE;
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_QWORDS_IN_BLOCK;
+
+import java.util.Arrays;
+
+import ext.plantuml.com.at.gadermaier.argon2.Util;
+
+public class Block {
+
+    /* 128 * 8 Byte QWords */
+    public long[] v;
+
+    public Block() {
+        v = new long[ARGON2_QWORDS_IN_BLOCK];
+    }
+
+    public void fromBytes(byte[] input) {
+        assert (input.length == ARGON2_BLOCK_SIZE);
+
+        for (int i = 0; i < v.length; i++) {
+            byte[] slice = Arrays.copyOfRange(input, i * 8, (i + 1) * 8);
+            v[i] = Util.littleEndianBytesToLong(slice);
+        }
+    }
+
+    public byte[] toBytes() {
+        byte[] result = new byte[ARGON2_BLOCK_SIZE];
+
+        for (int i = 0; i < v.length; i++) {
+            byte[] bytes = Util.longToLittleEndianBytes(v[i]);
+            System.arraycopy(bytes, 0, result, i * bytes.length, bytes.length);
+        }
+
+        return result;
+    }
+
+    public void copyBlock(Block other) {
+        System.arraycopy(other.v, 0, v, 0, v.length);
+    }
+
+    public void xor(Block b1, Block b2) {
+        for (int i = 0; i < v.length; i++) {
+            v[i] = b1.v[i] ^ b2.v[i];
+        }
+    }
+
+    public void xor(Block b1, Block b2, Block b3) {
+        for (int i = 0; i < v.length; i++) {
+            v[i] = b1.v[i] ^ b2.v[i] ^ b3.v[i];
+        }
+    }
+
+    public void xorWith(Block other) {
+        for (int i = 0; i < v.length; i++) {
+            v[i] = v[i] ^ other.v[i];
+        }
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder result = new StringBuilder();
+        for (long value : v) {
+            result.append(Util.bytesToHexString(Util.longToLittleEndianBytes(value)));
+        }
+
+        return result.toString();
+    }
+
+    void clear() {
+        Arrays.fill(v, 0);
+    }
+}
+
--- a/src/ext/plantuml/com/at/gadermaier/argon2/model/Instance.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/model/Instance.java
@ -0,0 +1,88 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.model;
+
+import static ext.plantuml.com.at.gadermaier.argon2.Constants.ARGON2_SYNC_POINTS;
+
+import ext.plantuml.com.at.gadermaier.argon2.Argon2;
+
+public class Instance {
+
+    public Block[] memory;
+    private int version;
+    private int iterations;
+    private int segmentLength;
+    private int laneLength;
+    private int lanes;
+
+    private Argon2Type type;
+
+    public Instance(Argon2 argon2) {
+        this.version = argon2.getVersion();
+        this.iterations = argon2.getIterations();
+        this.lanes = argon2.getLanes();
+        this.type = argon2.getType();
+
+        /* 2. Align memory size */
+        /* Minimum memoryBlocks = 8L blocks, where L is the number of lanes */
+        int memoryBlocks = argon2.getMemory();
+
+        if (memoryBlocks < 2 * ARGON2_SYNC_POINTS * argon2.getLanes()) {
+            memoryBlocks = 2 * ARGON2_SYNC_POINTS * argon2.getLanes();
+        }
+
+        this.segmentLength = memoryBlocks / (argon2.getLanes() * ARGON2_SYNC_POINTS);
+        this.laneLength = segmentLength * ARGON2_SYNC_POINTS;
+        /* Ensure that all segments have equal length */
+        memoryBlocks = segmentLength * (argon2.getLanes() * ARGON2_SYNC_POINTS);
+
+        initMemory(memoryBlocks);
+    }
+
+    private void initMemory(int memoryBlocks) {
+        this.memory = new Block[memoryBlocks];
+
+        for (int i = 0; i < memory.length; i++) {
+            memory[i] = new Block();
+        }
+    }
+
+    public void clear() {
+        for (Block b : memory) {
+            b.clear();
+        }
+
+        memory = null;
+    }
+
+    public Block[] getMemory() {
+        return memory;
+    }
+
+    public int getVersion() {
+        return version;
+    }
+
+    public int getIterations() {
+        return iterations;
+    }
+
+    public int getSegmentLength() {
+        return segmentLength;
+    }
+
+    public int getLaneLength() {
+        return laneLength;
+    }
+
+    public int getLanes() {
+        return lanes;
+    }
+
+    public Argon2Type getType() {
+        return type;
+    }
+}
--- a/src/ext/plantuml/com/at/gadermaier/argon2/model/Position.java
+++ b/src/ext/plantuml/com/at/gadermaier/argon2/model/Position.java
@ -0,0 +1,22 @@
+/* 	This file is taken from
+	https://github.com/andreas1327250/argon2-java
+
+	Original Author: Andreas Gadermaier <up.gadermaier@gmail.com>
+ */
+package ext.plantuml.com.at.gadermaier.argon2.model;
+
+public class Position {
+
+    public int pass;
+    public int lane;
+    public int slice;
+    public int index;
+
+    public Position(int pass, int lane, int slice, int index) {
+        this.pass = pass;
+        this.lane = lane;
+        this.slice = slice;
+        this.index = index;
+    }
+}
+
--- a/src/net/sourceforge/plantuml/dedication/0.png
+++ b/src/net/sourceforge/plantuml/dedication/0.png
--- a/src/net/sourceforge/plantuml/dedication/1.png
+++ b/src/net/sourceforge/plantuml/dedication/1.png
--- a/src/net/sourceforge/plantuml/dedication/2.png
+++ b/src/net/sourceforge/plantuml/dedication/2.png
--- a/src/net/sourceforge/plantuml/dedication/514816d583044efbd336882227deb822194ff63e3bdc3cf707a01f17770d5a6a.png
+++ b/src/net/sourceforge/plantuml/dedication/514816d583044efbd336882227deb822194ff63e3bdc3cf707a01f17770d5a6a.png
--- a/src/net/sourceforge/plantuml/dedication/835ff5d643b58cd35a20db6480071d05751aa6a0e01da78662ceafd0161f3f5e.png
+++ b/src/net/sourceforge/plantuml/dedication/835ff5d643b58cd35a20db6480071d05751aa6a0e01da78662ceafd0161f3f5e.png
--- a/src/net/sourceforge/plantuml/dedication/DecoderInputStream.java
+++ b/src/net/sourceforge/plantuml/dedication/DecoderInputStream.java
@ -1,104 +0,0 @@
-/* ========================================================================
- * PlantUML : a free UML diagram generator
- * ========================================================================
- *
- * (C) Copyright 2009-2020, Arnaud Roques
- *
- * Project Info:  http://plantuml.com
- * 
- * If you like this project or if you find it useful, you can support us at:
- * 
- * http://plantuml.com/patreon (only 1$ per month!)
- * http://plantuml.com/paypal
- * 
- * This file is part of PlantUML.
- *
- * PlantUML is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * PlantUML distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
- * License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
- * USA.
- *
- *
- * Original Author:  Arnaud Roques
- * 
- *
- */
-package net.sourceforge.plantuml.dedication;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.UnsupportedEncodingException;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.util.Random;
-
-public class DecoderInputStream extends InputStream {
-
-	private final TurningBytes message;
-	private final TurningBytes sha;
-	private final Random rnd;
-	private final InputStream source;
-
-	public DecoderInputStream(InputStream source, String s) {
-		this.source = source;
-		try {
-			final byte[] text = s.getBytes("UTF-8");
-			final byte[] key = getSignatureSha512(text);
-			this.rnd = new Random(getSeed(key));
-			this.message = new TurningBytes(text);
-			this.sha = new TurningBytes(key);
-		} catch (UnsupportedEncodingException e) {
-			e.printStackTrace();
-			throw new UnsupportedOperationException(e);
-		}
-	}
-
-	private static byte[] getSignatureSha512(byte[] bytes) {
-		try {
-			final MessageDigest msgDigest = MessageDigest.getInstance("SHA-512");
-			msgDigest.update(bytes);
-			return msgDigest.digest();
-		} catch (NoSuchAlgorithmException e) {
-			e.printStackTrace();
-			throw new UnsupportedOperationException(e);
-		}
-	}
-
-	private long getSeed(byte[] bytes) {
-		long result = 17;
-		for (byte b : bytes) {
-			result = result * 37 + b;
-		}
-		return result;
-	}
-
-	private byte getNextByte() {
-		return (byte) (rnd.nextInt() ^ message.nextByte() ^ sha.nextByte());
-	}
-
-	@Override
-	public void close() throws IOException {
-		source.close();
-	}
-
-	@Override
-	public int read() throws IOException {
-		int b = source.read();
-		if (b == -1) {
-			return -1;
-		}
-		b = (b ^ getNextByte()) & 0xFF;
-		return b;
-	}
-
-}
--- a/src/net/sourceforge/plantuml/dedication/Dedication.java
+++ b/src/net/sourceforge/plantuml/dedication/Dedication.java
@ -36,69 +36,16 @@
 package net.sourceforge.plantuml.dedication;

 import java.awt.image.BufferedImage;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.lang.reflect.Method;
 import java.math.BigInteger;

-import javax.imageio.stream.ImageInputStream;
+public interface Dedication {

-import net.sourceforge.plantuml.security.ImageIO;
-
-public class Dedication {
-
-	private final String name;
 	public static final int SIZE = 512;

-	public Dedication(String name) {
-		this.name = name;
-	}
-
 	static public final BigInteger E = new BigInteger("47");
 	static public final BigInteger N = new BigInteger(
 			"64194259632025692228025828504368542164501926620236990850309916606915924860847417702229807236946186163298479808527077315212362810246237044147835839820235668271044023359607622658694578433933680627840319408427732468918341837133798296090069295727323673222224923200718714534955390633175683720810506099934813509605263799234445827953809462431871169282281822048299576307847441008670575692934434087522877910989584374673170522742162366773143807761599862833698229067475807108264396251702152180676841544743258182370105404479387062985271422237607462447989728490398294623785717593446941673706569352249533885603771123718557406286501161336667835919957553680522213067630956498293529840163155604109185561515875171125161872265975088797712442352939352686113608345330266855433849127812528823634773975825170679786399199082599910532761710473383280738663105826045325480095451410448217715495894688594898541182351588505292424154550388343455540760277051977859647543838445735549451966254020972172982014944475678385523833120793348365125754234511467512831686599126674298367512469557219326026525667529348508876650236597163509336304607610284488623800062157659286940214435134423619711736992281071131245654755167288438258292694799131521268600284444731890784171372171309");

-	public InputStream getInputStream(String keepLetter) throws IOException {
-		final InputStream tmp = PSystemDedication.class.getResourceAsStream(name + ".png");
-		final InputStream step1 = new DecoderInputStream(tmp, keepLetter);
-		final QBlocks rsa = QBlocks.readFrom(step1, SIZE + 1);
-		final QBlocks decrypted = rsa.change(E, N);
-		ByteArrayOutputStream baos = new ByteArrayOutputStream();
-		decrypted.writeTo(baos, SIZE);
-		baos.close();
-		return new ByteArrayInputStream(baos.toByteArray());
-	}
-
-	public static BufferedImage getBufferedImage(InputStream is) {
-		try {
-			final Class<?> clVP8Decoder = Class.forName("net.sourceforge.plantuml.webp.VP8Decoder");
-			final Object vp8Decoder = clVP8Decoder.newInstance();
-			// final VP8Decoder vp8Decoder = new VP8Decoder();
-			final Method decodeFrame = clVP8Decoder.getMethod("decodeFrame", ImageInputStream.class);
-			final ImageInputStream iis = ImageIO.createImageInputStream(is);
-			decodeFrame.invoke(vp8Decoder, iis);
-			// vp8Decoder.decodeFrame(iis);
-			iis.close();
-			final Object frame = clVP8Decoder.getMethod("getFrame").invoke(vp8Decoder);
-			return (BufferedImage) frame.getClass().getMethod("getBufferedImage").invoke(frame);
-			// final VP8Frame frame = vp8Decoder.getFrame();
-			// return frame.getBufferedImage();
-		} catch (Exception e) {
-			e.printStackTrace();
-			return null;
-		}
-	}
-
-	public BufferedImage getBufferedImage(String keepLetter) {
-		try {
-			final InputStream is = getInputStream(keepLetter);
-			return getBufferedImage(is);
-		} catch (Exception e) {
-			e.printStackTrace();
-			return null;
-		}
-	}
+	public BufferedImage getImage(String sentence);

 }
--- a/src/net/sourceforge/plantuml/dedication/DedicationCrypted.java
+++ b/src/net/sourceforge/plantuml/dedication/DedicationCrypted.java
@ -0,0 +1,119 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2020, Arnaud Roques
+ *
+ * Project Info:  http://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * http://plantuml.com/patreon (only 1$ per month!)
+ * http://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.dedication;
+
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.math.BigInteger;
+
+import net.sourceforge.plantuml.utils.MTRandom;
+
+public class DedicationCrypted implements Dedication {
+
+	private final String argon2;
+	private final BigInteger pq;
+	private final byte crypted[];
+	private final int tinyHash;
+	private String solution;
+
+	private long next = 0L;
+
+	public DedicationCrypted(byte crypted[], int tinyHash, String argon2, BigInteger pq) {
+		this.crypted = crypted;
+		this.pq = pq;
+		this.argon2 = argon2;
+		this.tinyHash = tinyHash;
+	}
+
+	public synchronized BufferedImage getImage(final String sentence) {
+		if (sentence.length() < 40) {
+			return null;
+		}
+
+		try {
+			if (solution == null || sentence.equals(this.solution) == false) {
+				if (System.currentTimeMillis() < next) {
+					return null;
+				}
+				final int tinyHash = Noise.shortHash(sentence.getBytes("UTF-8"), N.toByteArray());
+				if (this.tinyHash != tinyHash) {
+					return null;
+				}
+				this.next = System.currentTimeMillis() + 5000L;
+			}
+
+			final byte[] hash1 = Noise.computeArgon2bytes(sentence.getBytes("UTF-8"),
+					(pq.toString(35) + sentence).getBytes("UTF-8"));
+			final byte[] hash2 = Noise.computeArgon2bytes(sentence.getBytes("UTF-8"),
+					(pq.toString(36) + sentence).getBytes("UTF-8"));
+
+			final BlumBlumShub rndBBS = new BlumBlumShub(pq, hash1);
+			final MTRandom rndMT = new MTRandom(hash2);
+
+			byte[] current = crypted.clone();
+			Noise.shuffle(current, rndMT);
+			Noise.xor(current, rndBBS);
+			Noise.xor(current, sentence.getBytes("UTF-8"));
+
+			Noise.shuffle(current, rndMT);
+
+			final RBlocks init = RBlocks.readFrom(current, 513);
+			final RBlocks decoded = init.change(E, N);
+
+			current = decoded.toByteArray(512);
+
+			Noise.shuffle(current, rndMT);
+			Noise.xor(current, rndBBS);
+
+			final String argon = Noise.computeArgon2String(current, (pq.toString(34) + sentence).getBytes("UTF-8"));
+
+			if (this.argon2.equals(argon) == false) {
+				return null;
+			}
+			Noise.shuffle(current, rndMT);
+			current = Noise.reverse(current, rndMT.nextInt());
+
+			final BufferedImage img = PSystemDedication.getBufferedImage(new ByteArrayInputStream(current));
+			this.solution = sentence;
+			return img;
+		} catch (Throwable t) {
+			t.printStackTrace();
+			return null;
+		}
+
+	}
+
+}
--- a/src/net/sourceforge/plantuml/dedication/DedicationSimple.java
+++ b/src/net/sourceforge/plantuml/dedication/DedicationSimple.java
@ -35,38 +35,41 @@
 */
 package net.sourceforge.plantuml.dedication;

-import java.io.IOException;
-import java.io.InputStream;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;

-import net.sourceforge.plantuml.utils.MTRandom;
+public class DedicationSimple implements Dedication {

-public class NoisyInputStream extends InputStream {
+	private final byte crypted[];
+	private final String sentence;

-	private final MTRandom rnd;
-	private final InputStream source;
-
-	public NoisyInputStream(InputStream source, byte[] pass) {
-		this.source = source;
-		this.rnd = new MTRandom(pass);
+	public DedicationSimple(byte crypted[], String sentence) {
+		this.crypted = crypted;
+		this.sentence = sentence;
 	}

-	private byte getNextByte() {
-		return (byte) rnd.nextInt();
-	}
-
-	@Override
-	public void close() throws IOException {
-		source.close();
-	}
-
-	@Override
-	public int read() throws IOException {
-		int b = source.read();
-		if (b == -1) {
-			return -1;
+	public synchronized BufferedImage getImage(String sentence) {
+		if (same(this.sentence, sentence) == false) {
+			return null;
 		}
-		b = (b ^ getNextByte()) & 0xFF;
-		return b;
+
+		try {
+			byte[] current = crypted.clone();
+
+			final RBlocks init = RBlocks.readFrom(current, 513);
+			final RBlocks decoded = init.change(E, N);
+			current = decoded.toByteArray(512);
+			return PSystemDedication.getBufferedImage(new ByteArrayInputStream(current));
+		} catch (Throwable t) {
+			t.printStackTrace();
+			return null;
+		}
+	}
+
+	private boolean same(String s1, String s2) {
+		s1 = s1.replaceAll("[^\\p{L}0-9]+", "");
+		s2 = s2.replaceAll("[^\\p{L}0-9]+", "");
+		return s1.equalsIgnoreCase(s2);
 	}

 }
--- a/src/net/sourceforge/plantuml/dedication/Dedications.java
+++ b/src/net/sourceforge/plantuml/dedication/Dedications.java
@ -35,79 +35,60 @@
 */
 package net.sourceforge.plantuml.dedication;

+import java.awt.image.BufferedImage;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.io.InputStream;
-import java.util.HashMap;
-import java.util.Map;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.List;

-import net.sourceforge.plantuml.SignatureUtils;
+import net.sourceforge.plantuml.FileUtils;

 public class Dedications {

-	private static final Map<String, Dedication> normal = new HashMap<String, Dedication>();
-	private static final Map<String, Dedication> crypted = new HashMap<String, Dedication>();
+	private static final List<Dedication> all = new ArrayList<Dedication>();

 	static {
-		addNormal("Write your own dedication!", "dedication");
-		addNormal("linux_china", "linux_china");
-		addNormal("ARKBAN", "arkban");
-		addNormal("Boundaries allow discipline to create true strength", "boundaries");
-		addNormal("Thank you, Dr. Chet. I wouldn't be where I am without you", "dr_chet");
-		addNormal("Ben and Jen 2020", "ben");
-		addCrypted("0", "pOhci6rKgPXw32AeYXhOpSY0suoauHq5VUSwFqHLHsLYgSO6WaJ7BW5vtHBAoU6ePbcW7d8Flx99MWjPSKQTDm00");
-		addCrypted("1", "LTxN3hdnhSJ515qcA7IQ841axt4GXfUd3n2wgNirYCdLnyX2360Gv1OEOnJ1-gwFzRW5B3HAqLBkR6Ge0WW_Z000");
-		addCrypted("2", "lZqLduj4j1yRqSfAvkhbqVpqK8diklatiFeenDUXSdna9bKYQTzdS264YfUBScUVDYCp2Vcq04updoN98RwxE000");
+
+		try {
+			all.add(new DedicationSimple(load("dedication"), "Write your own dedication!"));
+			all.add(new DedicationSimple(load("linux_china"), "linux_china"));
+			all.add(new DedicationSimple(load("arkban"), "arkban"));
+			all.add(new DedicationSimple(load("boundaries"), "Boundaries allow discipline to create true strength"));
+			all.add(new DedicationSimple(load("dr_chet"), "Thank you, Dr. Chet. I wouldn't be where I am without you"));
+			all.add(new DedicationSimple(load("ben"), "Ben and Jen 2020"));
+			all.add(secret(5, "835ff5d643b58cd35a20db6480071d05751aa6a0e01da78662ceafd0161f3f5e", new BigInteger(
+					"1182423723677118831606503500858825217076578422970565964857326298418401529955036896808663335300684244453386039908536275400945824932191521017102701344437753036730900076162922741167523337650578479960119614237031234925702200473053235777")));
+			all.add(secret(3, "514816d583044efbd336882227deb822194ff63e3bdc3cf707a01f17770d5a6a", new BigInteger(
+					"538955952645999836068094511687012232127213955837942782605199622268460518023083462090291844640318324475656060087513198129259364840841077651829017347845508167869708224054456044836844382437974410757740941102771969965334031780041648873")));
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
 	}

-	private static void addNormal(String sentence, String name) {
-		normal.put(keepLetter(sentence), new Dedication(name));
+	private static DedicationCrypted secret(int tiny, String sig, BigInteger pq) throws IOException {
+		return new DedicationCrypted(load(sig), tiny, sig, pq);
 	}

-	private static void addCrypted(String name, String contentKey) {
-		crypted.put(contentKey, new Dedication(name));
+	private static byte[] load(String name) throws IOException {
+		final InputStream tmp = PSystemDedication.class.getResourceAsStream(name + ".png");
+		final ByteArrayOutputStream baos = new ByteArrayOutputStream();
+		FileUtils.copyInternal(tmp, baos, true);
+		return baos.toByteArray();
 	}

 	private Dedications() {
 	}

-	public static Dedication get(String line) {
-		final String keepLetter = keepLetter(line);
-		final Dedication result = normal.get(keepLetter);
-		if (result != null) {
-			return result;
-		}
-		for (Map.Entry<String, Dedication> ent : crypted.entrySet()) {
-			final Dedication dedication = ent.getValue();
-			InputStream is = null;
-			try {
-				is = dedication.getInputStream(keepLetter);
-				final String signature = SignatureUtils.getSignatureSha512(is);
-				if (signature.equals(ent.getKey())) {
-					return dedication;
-				}
-			} catch (Exception e) {
-				e.printStackTrace();
-			} finally {
-				try {
-					if (is != null)
-						is.close();
-				} catch (Exception e) {
-					e.printStackTrace();
-				}
+	public synchronized static BufferedImage get(String line) {
+		for (Dedication dedication : all) {
+			final BufferedImage image = dedication.getImage(line);
+			if (image != null) {
+				return image;
 			}
-
 		}
 		return null;
 	}

-	public static String keepLetter(String s) {
-		final StringBuilder sb = new StringBuilder();
-		for (int i = 0; i < s.length(); i++) {
-			final char c = s.charAt(i);
-			if (Character.isLetterOrDigit(c)) {
-				sb.append(c);
-			}
-		}
-		return sb.toString();
-	}
-
 }
--- a/src/net/sourceforge/plantuml/dedication/Noise.java
+++ b/src/net/sourceforge/plantuml/dedication/Noise.java
@ -35,6 +35,80 @@
 */
 package net.sourceforge.plantuml.dedication;

+import ext.plantuml.com.at.gadermaier.argon2.Argon2;
+import ext.plantuml.com.at.gadermaier.argon2.Argon2Factory;
+import ext.plantuml.com.at.gadermaier.argon2.model.Argon2Type;
+import net.sourceforge.plantuml.utils.MTRandom;
+
 public class Noise {

+	private static Argon2 argon2(byte[] buffer, byte[] salt) {
+		final Argon2 argon = Argon2Factory.create() //
+				.setType(Argon2Type.Argon2id) //
+				.setMemory(8) //
+				.setSalt(salt.clone()) //
+				.setIterations(50) //
+				.setPassword(buffer.clone());
+		argon.hashNow();
+		return argon;
+	}
+
+	public static String computeArgon2String(byte[] buffer, byte[] salt) {
+		return argon2(buffer, salt).getOutputString();
+	}
+
+	public static byte[] computeArgon2bytes(byte[] buffer, byte[] salt) {
+		return argon2(buffer, salt).getOutput();
+	}
+
+	public static int shortHash(byte[] buffer, byte[] salt) {
+		final byte hash[] = argon2(buffer, salt).getOutput();
+		int result = 0;
+		for (byte b : hash) {
+			final int b1 = b & 0x0F;
+			final int b2 = (b & 0xF0) >> 4;
+			result ^= b1 ^ b2;
+		}
+		return result;
+	}
+	
+	public static void shuffle(byte[] buffer, MTRandom rnd) {
+		for (int i = 0; i < buffer.length; i++) {
+			final int r1 = rnd.nextInt();
+			final int r2 = rnd.nextInt();
+			final int a = Math.abs(r1) % buffer.length;
+			final int b = Math.abs(r2) % buffer.length;
+			final byte tmp = buffer[a];
+			buffer[a] = buffer[b];
+			buffer[b] = tmp;
+		}
+	}
+	
+	public static void xor(byte[] buffer, byte[] xor) {
+		for (int i = 0; i < buffer.length; i++) {
+			buffer[i] ^= xor[i % xor.length];
+		}
+	}
+
+	public static void xor(byte[] buffer, BlumBlumShub rnd) {
+		for (int i = 0; i < buffer.length; i++) {
+			final byte mask = (byte) (rnd.nextRnd(8) & 0xFF);
+			buffer[i] = (byte) (buffer[i] ^ mask);
+		}
+	}
+	
+	public static byte[] reverse(byte[] buffer, int delta) {
+		delta = Math.abs(delta) % buffer.length;
+		final byte result[] = new byte[buffer.length];
+		for (int i = 0; i < buffer.length; i++)
+			result[i] = buffer[(buffer.length - 1 - i + delta) % buffer.length];
+		return result;
+	}
+
+
+
+
+
+
+
 }
--- a/src/net/sourceforge/plantuml/dedication/PSystemDedication.java
+++ b/src/net/sourceforge/plantuml/dedication/PSystemDedication.java
@ -53,22 +53,20 @@ import net.sourceforge.plantuml.ugraphic.UImage;

 public class PSystemDedication extends PlainDiagram {

-	private final Dedication dedication;
-	private final String keepLetter;
+	private final BufferedImage img;

-	public PSystemDedication(Dedication dedication, String keepLetter) {
-		this.dedication = dedication;
-		this.keepLetter = keepLetter;
+	public PSystemDedication(BufferedImage img) {
+		this.img = img;
+		if (img == null) {
+			throw new IllegalArgumentException();
+		}
 	}

 	@Override
 	protected UDrawable getRootDrawable(FileFormatOption fileFormatOption) {
 		return new UDrawable() {
 			public void drawU(UGraphic ug) {
-				final BufferedImage bufferedImage = dedication.getBufferedImage(keepLetter);
-				if (bufferedImage != null) {
-					ug.draw(new UImage(new PixelImage(bufferedImage, AffineTransformType.TYPE_BILINEAR)));
-				}
+				ug.draw(new UImage(new PixelImage(img, AffineTransformType.TYPE_BILINEAR)));
 			}
 		};
 	}
--- a/src/net/sourceforge/plantuml/dedication/PSystemDedicationFactory.java
+++ b/src/net/sourceforge/plantuml/dedication/PSystemDedicationFactory.java
@ -35,6 +35,8 @@
 */
 package net.sourceforge.plantuml.dedication;

+import java.awt.image.BufferedImage;
+
 import net.sourceforge.plantuml.AbstractPSystem;
 import net.sourceforge.plantuml.command.PSystemSingleLineFactory;

@ -42,9 +44,9 @@ public class PSystemDedicationFactory extends PSystemSingleLineFactory {

 	@Override
 	protected AbstractPSystem executeLine(String line) {
-		final Dedication dedication = Dedications.get(line);
+		final BufferedImage dedication = Dedications.get(line);
 		if (dedication != null) {
-			return new PSystemDedication(dedication, Dedications.keepLetter(line));
+			return new PSystemDedication(dedication);
 		}
 		return null;
 	}
--- a/src/net/sourceforge/plantuml/dedication/arkban.png
+++ b/src/net/sourceforge/plantuml/dedication/arkban.png
--- a/src/net/sourceforge/plantuml/dedication/ben.png
+++ b/src/net/sourceforge/plantuml/dedication/ben.png
--- a/src/net/sourceforge/plantuml/dedication/boundaries.png
+++ b/src/net/sourceforge/plantuml/dedication/boundaries.png
--- a/src/net/sourceforge/plantuml/dedication/dedication.png
+++ b/src/net/sourceforge/plantuml/dedication/dedication.png
--- a/src/net/sourceforge/plantuml/dedication/dr_chet.png
+++ b/src/net/sourceforge/plantuml/dedication/dr_chet.png
--- a/src/net/sourceforge/plantuml/dedication/linux_china.png
+++ b/src/net/sourceforge/plantuml/dedication/linux_china.png
--- a/src/net/sourceforge/plantuml/project/GanttDiagram.java
+++ b/src/net/sourceforge/plantuml/project/GanttDiagram.java
@ -271,25 +271,30 @@ public class GanttDiagram extends TitledDiagram implements ToTaskDraw, WithSprit

 	private TimeHeader getTimeHeader() {
 		if (openClose.getCalendar() == null) {
-			return new TimeHeaderSimple(min, max);
+			return new TimeHeaderSimple(min, max, getClosedStyle(), getIHtmlColorSet());
 		} else if (printScale == PrintScale.WEEKLY) {
 			return new TimeHeaderWeekly(getFactorScale(), openClose.getCalendar(), min, max, openClose, colorDays,
-					colorDaysOfWeek, weekNumberStrategy);
+					colorDaysOfWeek, weekNumberStrategy, getClosedStyle(), getIHtmlColorSet());
 		} else if (printScale == PrintScale.MONTHLY) {
 			return new TimeHeaderMonthly(getFactorScale(), openClose.getCalendar(), min, max, openClose, colorDays,
-					colorDaysOfWeek);
+					colorDaysOfWeek, getClosedStyle(), getIHtmlColorSet());
 		} else if (printScale == PrintScale.QUARTERLY) {
 			return new TimeHeaderQuarterly(getFactorScale(), openClose.getCalendar(), min, max, openClose, colorDays,
-					colorDaysOfWeek);
+					colorDaysOfWeek, getClosedStyle(), getIHtmlColorSet());
 		} else if (printScale == PrintScale.YEARLY) {
 			return new TimeHeaderYearly(getFactorScale(), openClose.getCalendar(), min, max, openClose, colorDays,
-					colorDaysOfWeek);
+					colorDaysOfWeek, getClosedStyle(), getIHtmlColorSet());
 		} else {
 			return new TimeHeaderDaily(openClose.getCalendar(), min, max, openClose, colorDays, colorDaysOfWeek,
-					nameDays, printStart, printEnd);
+					nameDays, printStart, printEnd, getClosedStyle(), getIHtmlColorSet());
 		}
 	}

+	private Style getClosedStyle() {
+		return StyleSignature.of(SName.root, SName.element, SName.ganttDiagram, SName.closed)
+				.getMergedStyle(getCurrentStyleBuilder());
+	}
+
 	private double getTotalHeight(TimeHeader timeHeader) {
 		if (showFootbox) {
 			return totalHeightWithoutFooter + timeHeader.getTimeFooterHeight();
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeader.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeader.java
@ -42,6 +42,8 @@ import net.sourceforge.plantuml.graphic.HorizontalAlignment;
 import net.sourceforge.plantuml.graphic.TextBlock;
 import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.timescale.TimeScale;
+import net.sourceforge.plantuml.style.PName;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UFont;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
@ -62,17 +64,30 @@ public abstract class TimeHeader {
 		return 28;
 	}

-	protected final HColor veryLightGray = HColorSet.instance().getColorOrWhite("#E0E8E8");
-	protected final HColor lightGray = HColorSet.instance().getColorOrWhite("#909898");
-
 	private final TimeScale timeScale;
+	private final Style style;
+	private final HColorSet colorSet;
+
 	protected final Day min;
 	protected final Day max;

-	public TimeHeader(Day min, Day max, TimeScale timeScale) {
+	public TimeHeader(Day min, Day max, TimeScale timeScale, Style style, HColorSet colorSet) {
+		if (style == null) {
+			throw new IllegalArgumentException();
+		}
 		this.timeScale = timeScale;
 		this.min = min;
 		this.max = max;
+		this.style = style;
+		this.colorSet = colorSet;
+	}
+
+	protected final HColor closedBackgroundColor() {
+		return style.value(PName.BackGroundColor).asColor(colorSet);
+	}
+
+	protected final HColor closedFontColor() {
+		return style.value(PName.FontColor).asColor(colorSet);
 	}

 	public abstract double getTimeHeaderHeight();
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderCalendar.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderCalendar.java
@ -41,8 +41,10 @@ import net.sourceforge.plantuml.project.LoadPlanable;
 import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.time.DayOfWeek;
 import net.sourceforge.plantuml.project.timescale.TimeScale;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.color.HColor;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;

 public abstract class TimeHeaderCalendar extends TimeHeader {

@ -51,8 +53,8 @@ public abstract class TimeHeaderCalendar extends TimeHeader {
 	protected final Map<DayOfWeek, HColor> colorDaysOfWeek;

 	public TimeHeaderCalendar(Day calendar, Day min, Day max, LoadPlanable defaultPlan, Map<Day, HColor> colorDays,
-			Map<DayOfWeek, HColor> colorDaysOfWeek, TimeScale timeScale) {
-		super(min, max, timeScale);
+			Map<DayOfWeek, HColor> colorDaysOfWeek, TimeScale timeScale, Style style, HColorSet colorSet) {
+		super(min, max, timeScale, style, colorSet);
 		this.defaultPlan = defaultPlan;
 		this.colorDays = colorDays;
 		this.colorDaysOfWeek = colorDaysOfWeek;
@ -89,7 +91,7 @@ public abstract class TimeHeaderCalendar extends TimeHeader {
 				back = backDoW;
 			}
 			if (back == null && defaultPlan.getLoadAt(wink) == 0) {
-				back = veryLightGray;
+				back = closedBackgroundColor();
 			}
 			if (back == null) {
 				if (pending != null)
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderDaily.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderDaily.java
@ -43,10 +43,12 @@ import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.time.DayOfWeek;
 import net.sourceforge.plantuml.project.time.MonthYear;
 import net.sourceforge.plantuml.project.timescale.TimeScaleDaily;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 import net.sourceforge.plantuml.ugraphic.color.HColor;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;
 import net.sourceforge.plantuml.ugraphic.color.HColorUtils;

 public class TimeHeaderDaily extends TimeHeaderCalendar {
@ -63,8 +65,10 @@ public class TimeHeaderDaily extends TimeHeaderCalendar {
 	private final Map<Day, String> nameDays;

 	public TimeHeaderDaily(Day calendar, Day min, Day max, LoadPlanable defaultPlan, Map<Day, HColor> colorDays,
-			Map<DayOfWeek, HColor> colorDaysOfWeek, Map<Day, String> nameDays, Day printStart, Day printEnd) {
-		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleDaily(calendar, printStart));
+			Map<DayOfWeek, HColor> colorDaysOfWeek, Map<Day, String> nameDays, Day printStart, Day printEnd,
+			Style style, HColorSet colorSet) {
+		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleDaily(calendar, printStart),
+				style, colorSet);
 		this.nameDays = nameDays;
 	}

@ -111,7 +115,7 @@ public class TimeHeaderDaily extends TimeHeaderCalendar {

 	private HColor getTextBackColor(Day wink) {
 		if (defaultPlan.getLoadAt(wink) <= 0) {
-			return lightGray;
+			return closedFontColor();
 		}
 		return HColorUtils.BLACK;
 	}
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderMonthly.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderMonthly.java
@ -43,10 +43,12 @@ import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.time.DayOfWeek;
 import net.sourceforge.plantuml.project.time.MonthYear;
 import net.sourceforge.plantuml.project.timescale.TimeScaleCompressed;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 import net.sourceforge.plantuml.ugraphic.color.HColor;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;
 import net.sourceforge.plantuml.ugraphic.color.HColorUtils;

 public class TimeHeaderMonthly extends TimeHeaderCalendar {
@ -60,9 +62,9 @@ public class TimeHeaderMonthly extends TimeHeaderCalendar {
 	}

 	public TimeHeaderMonthly(double scale, Day calendar, Day min, Day max, LoadPlanable defaultPlan, Map<Day, HColor> colorDays,
-			Map<DayOfWeek, HColor> colorDaysOfWeek) {
+			Map<DayOfWeek, HColor> colorDaysOfWeek, Style style, HColorSet colorSet) {
 		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek,
-				new TimeScaleCompressed(calendar, scale));
+				new TimeScaleCompressed(calendar, scale), style, colorSet);
 	}

 	@Override
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderQuarterly.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderQuarterly.java
@ -43,10 +43,12 @@ import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.time.DayOfWeek;
 import net.sourceforge.plantuml.project.time.MonthYear;
 import net.sourceforge.plantuml.project.timescale.TimeScaleCompressed;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 import net.sourceforge.plantuml.ugraphic.color.HColor;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;
 import net.sourceforge.plantuml.ugraphic.color.HColorUtils;

 public class TimeHeaderQuarterly extends TimeHeaderCalendar {
@ -59,10 +61,10 @@ public class TimeHeaderQuarterly extends TimeHeaderCalendar {
 		return 16 + 13 - 1;
 	}

-	public TimeHeaderQuarterly(double scale, Day calendar, Day min, Day max, LoadPlanable defaultPlan, Map<Day, HColor> colorDays,
-			Map<DayOfWeek, HColor> colorDaysOfWeek) {
-		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek,
-				new TimeScaleCompressed(calendar, scale));
+	public TimeHeaderQuarterly(double scale, Day calendar, Day min, Day max, LoadPlanable defaultPlan,
+			Map<Day, HColor> colorDays, Map<DayOfWeek, HColor> colorDaysOfWeek, Style style, HColorSet colorSet) {
+		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleCompressed(calendar, scale),
+				style, colorSet);
 	}

 	@Override
@ -126,9 +128,9 @@ public class TimeHeaderQuarterly extends TimeHeaderCalendar {
 		}
 		drawVbar(ug, getTimeScale().getEndingPosition(max), 0, 12);
 	}
-	
+
 	private String quarter(Day day) {
-		return "Q" + (( day.month().ordinal() + 3 ) / 3);
+		return "Q" + ((day.month().ordinal() + 3) / 3);
 	}

 	private void printYear(UGraphic ug, MonthYear monthYear, double start, double end) {
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderSimple.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderSimple.java
@ -42,9 +42,11 @@ import net.sourceforge.plantuml.graphic.TextBlock;
 import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.timescale.TimeScale;
 import net.sourceforge.plantuml.project.timescale.TimeScaleWink;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;
 import net.sourceforge.plantuml.ugraphic.color.HColorUtils;

 public class TimeHeaderSimple extends TimeHeader {
@ -66,8 +68,8 @@ public class TimeHeaderSimple extends TimeHeader {
 		return 0;
 	}

-	public TimeHeaderSimple(Day min, Day max) {
-		super(min, max, new TimeScaleWink());
+	public TimeHeaderSimple(Day min, Day max, Style style, HColorSet colorSet) {
+		super(min, max, new TimeScaleWink(), style, colorSet);
 	}

 	private void drawSmallVlinesDay(UGraphic ug, TimeScale timeScale, double totalHeightWithoutFooter) {
--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderWeekly.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderWeekly.java
@ -44,10 +44,12 @@ import net.sourceforge.plantuml.project.time.DayOfWeek;
 import net.sourceforge.plantuml.project.time.MonthYear;
 import net.sourceforge.plantuml.project.time.WeekNumberStrategy;
 import net.sourceforge.plantuml.project.timescale.TimeScaleCompressed;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 import net.sourceforge.plantuml.ugraphic.color.HColor;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;
 import net.sourceforge.plantuml.ugraphic.color.HColorUtils;

 public class TimeHeaderWeekly extends TimeHeaderCalendar {
@ -63,8 +65,10 @@ public class TimeHeaderWeekly extends TimeHeaderCalendar {
 	}

 	public TimeHeaderWeekly(double scale, Day calendar, Day min, Day max, LoadPlanable defaultPlan,
-			Map<Day, HColor> colorDays, Map<DayOfWeek, HColor> colorDaysOfWeek, WeekNumberStrategy weekNumberStrategy) {
-		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleCompressed(calendar, scale));
+			Map<Day, HColor> colorDays, Map<DayOfWeek, HColor> colorDaysOfWeek, WeekNumberStrategy weekNumberStrategy,
+			Style style, HColorSet colorSet) {
+		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleCompressed(calendar, scale),
+				style, colorSet);
 		this.weekNumberStrategy = weekNumberStrategy;
 	}

--- a/src/net/sourceforge/plantuml/project/draw/TimeHeaderYearly.java
+++ b/src/net/sourceforge/plantuml/project/draw/TimeHeaderYearly.java
@ -43,10 +43,12 @@ import net.sourceforge.plantuml.project.time.Day;
 import net.sourceforge.plantuml.project.time.DayOfWeek;
 import net.sourceforge.plantuml.project.time.MonthYear;
 import net.sourceforge.plantuml.project.timescale.TimeScaleCompressed;
+import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.ULine;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 import net.sourceforge.plantuml.ugraphic.color.HColor;
+import net.sourceforge.plantuml.ugraphic.color.HColorSet;
 import net.sourceforge.plantuml.ugraphic.color.HColorUtils;

 public class TimeHeaderYearly extends TimeHeaderCalendar {
@ -60,8 +62,9 @@ public class TimeHeaderYearly extends TimeHeaderCalendar {
 	}

 	public TimeHeaderYearly(double scale, Day calendar, Day min, Day max, LoadPlanable defaultPlan,
-			Map<Day, HColor> colorDays, Map<DayOfWeek, HColor> colorDaysOfWeek) {
-		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleCompressed(calendar, scale));
+			Map<Day, HColor> colorDays, Map<DayOfWeek, HColor> colorDaysOfWeek, Style style, HColorSet colorSet) {
+		super(calendar, min, max, defaultPlan, colorDays, colorDaysOfWeek, new TimeScaleCompressed(calendar, scale),
+				style, colorSet);
 	}

 	@Override
--- a/src/net/sourceforge/plantuml/style/SName.java
+++ b/src/net/sourceforge/plantuml/style/SName.java
@ -54,6 +54,7 @@ public enum SName {
 	class_, //
 	clickable, //
 	cloud, //
+	closed, //
 	collection, //
 	collections, //
 	component, //
--- a/src/net/sourceforge/plantuml/svek/image/EntityImageLollipopInterfaceEye1.java
+++ b/src/net/sourceforge/plantuml/svek/image/EntityImageLollipopInterfaceEye1.java
@ -53,8 +53,8 @@ import net.sourceforge.plantuml.graphic.StringBounder;
 import net.sourceforge.plantuml.graphic.TextBlock;
 import net.sourceforge.plantuml.svek.AbstractEntityImage;
 import net.sourceforge.plantuml.svek.Bibliotekon;
-import net.sourceforge.plantuml.svek.SvekLine;
 import net.sourceforge.plantuml.svek.ShapeType;
+import net.sourceforge.plantuml.svek.SvekLine;
 import net.sourceforge.plantuml.ugraphic.UEllipse;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.UStroke;
--- a/src/net/sourceforge/plantuml/svek/image/EntityImageNote.java
+++ b/src/net/sourceforge/plantuml/svek/image/EntityImageNote.java
@ -71,8 +71,8 @@ import net.sourceforge.plantuml.style.SName;
 import net.sourceforge.plantuml.style.Style;
 import net.sourceforge.plantuml.style.StyleSignature;
 import net.sourceforge.plantuml.svek.AbstractEntityImage;
-import net.sourceforge.plantuml.svek.SvekLine;
 import net.sourceforge.plantuml.svek.ShapeType;
+import net.sourceforge.plantuml.svek.SvekLine;
 import net.sourceforge.plantuml.svek.SvekNode;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.UGraphicStencil;
--- a/src/net/sourceforge/plantuml/svek/image/EntityImageState.java
+++ b/src/net/sourceforge/plantuml/svek/image/EntityImageState.java
@ -37,13 +37,9 @@ package net.sourceforge.plantuml.svek.image;

 import java.awt.geom.Dimension2D;

-import net.sourceforge.plantuml.ColorParam;
 import net.sourceforge.plantuml.Dimension2DDouble;
 import net.sourceforge.plantuml.FontParam;
 import net.sourceforge.plantuml.ISkinParam;
-import net.sourceforge.plantuml.LineConfigurable;
-import net.sourceforge.plantuml.SkinParamUtils;
-import net.sourceforge.plantuml.Url;
 import net.sourceforge.plantuml.creole.CreoleMode;
 import net.sourceforge.plantuml.cucadiagram.Display;
 import net.sourceforge.plantuml.cucadiagram.IEntity;
@ -52,24 +48,16 @@ import net.sourceforge.plantuml.graphic.FontConfiguration;
 import net.sourceforge.plantuml.graphic.HorizontalAlignment;
 import net.sourceforge.plantuml.graphic.StringBounder;
 import net.sourceforge.plantuml.graphic.TextBlock;
-import net.sourceforge.plantuml.graphic.color.ColorType;
-import net.sourceforge.plantuml.svek.AbstractEntityImage;
-import net.sourceforge.plantuml.svek.ShapeType;
-import net.sourceforge.plantuml.ugraphic.Shadowable;
 import net.sourceforge.plantuml.ugraphic.UEllipse;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.UGroupType;
 import net.sourceforge.plantuml.ugraphic.ULine;
-import net.sourceforge.plantuml.ugraphic.URectangle;
 import net.sourceforge.plantuml.ugraphic.UStroke;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
-import net.sourceforge.plantuml.ugraphic.color.HColor;

-public class EntityImageState extends AbstractEntityImage {
+public class EntityImageState extends EntityImageStateCommon {

-	final private TextBlock desc;
 	final private TextBlock fields;
-	final private Url url;

 	final private static int MIN_WIDTH = 50;
 	final private static int MIN_HEIGHT = 50;
@ -81,25 +69,13 @@ public class EntityImageState extends AbstractEntityImage {
 	final static private double smallMarginX = 7;
 	final static private double smallMarginY = 4;

-	final private LineConfigurable lineConfig;
-
 	public EntityImageState(IEntity entity, ISkinParam skinParam) {
 		super(entity, skinParam);
-		this.lineConfig = entity;
+
 		final Stereotype stereotype = entity.getStereotype();
+
 		this.withSymbol = stereotype != null && stereotype.isWithOOSymbol();
-
-		this.desc = entity.getDisplay().create8(new FontConfiguration(getSkinParam(), FontParam.STATE, stereotype),
-				HorizontalAlignment.CENTER, skinParam, CreoleMode.FULL, skinParam.wrapWidth());
-
-//		Display list = Display.empty();
-//		for (Member att : entity.getBodier().getFieldsToDisplay()) {
-//			list = list.addAll(Display.getWithNewlines(att.getDisplay(true)));
-//		}
 		final Display list = Display.create(entity.getBodier().getRawBody());
-
-		this.url = entity.getUrl99();
-
 		this.fields = list.create8(new FontConfiguration(getSkinParam(), FontParam.STATE_ATTRIBUTE, stereotype),
 				HorizontalAlignment.LEFT, skinParam, CreoleMode.FULL, skinParam.wrapWidth());

@ -125,28 +101,11 @@ public class EntityImageState extends AbstractEntityImage {
 		final Dimension2D dimTotal = calculateDimension(stringBounder);
 		final Dimension2D dimDesc = desc.calculateDimension(stringBounder);

-		final double widthTotal = dimTotal.getWidth();
-		final double heightTotal = dimTotal.getHeight();
-		final Shadowable rect = new URectangle(widthTotal, heightTotal).rounded(CORNER);
-		if (getSkinParam().shadowing(getEntity().getStereotype())) {
-			rect.setDeltaShadow(4);
-		}
-
-		HColor classBorder = lineConfig.getColors(getSkinParam()).getColor(ColorType.LINE);
-		if (classBorder == null) {
-			classBorder = SkinParamUtils.getColor(getSkinParam(), getStereo(), ColorParam.stateBorder);
-		}
-		ug = ug.apply(getStroke()).apply(classBorder);
-		HColor backcolor = getEntity().getColors(getSkinParam()).getColor(ColorType.BACK);
-		if (backcolor == null) {
-			backcolor = SkinParamUtils.getColor(getSkinParam(), getStereo(), ColorParam.stateBackground);
-		}
-		ug = ug.apply(backcolor.bg());
-
-		ug.draw(rect);
+		ug = applyColor(ug);
+		ug.draw(getShape(dimTotal));

 		final double yLine = MARGIN + dimDesc.getHeight() + MARGIN_LINE;
-		ug.apply(UTranslate.dy(yLine)).draw(ULine.hline(widthTotal));
+		ug.apply(UTranslate.dy(yLine)).draw(ULine.hline(dimTotal.getWidth()));

 		ug = ug.apply(new UStroke());

@ -156,7 +115,7 @@ public class EntityImageState extends AbstractEntityImage {
 			drawSymbol(ug, xSymbol, ySymbol);
 		}

-		final double xDesc = (widthTotal - dimDesc.getWidth()) / 2;
+		final double xDesc = (dimTotal.getWidth() - dimDesc.getWidth()) / 2;
 		final double yDesc = MARGIN;
 		desc.drawU(ug.apply(new UTranslate(xDesc, yDesc)));

@ -170,14 +129,6 @@ public class EntityImageState extends AbstractEntityImage {
 		ug.closeGroup();
 	}

-	private UStroke getStroke() {
-		UStroke stroke = lineConfig.getColors(getSkinParam()).getSpecificLineStroke();
-		if (stroke == null) {
-			stroke = new UStroke(1.5);
-		}
-		return stroke;
-	}
-
 	public static void drawSymbol(UGraphic ug, double xSymbol, double ySymbol) {
 		xSymbol -= 4 * smallRadius + smallLine + smallMarginX;
 		ySymbol -= 2 * smallRadius + smallMarginY;
@ -187,8 +138,4 @@ public class EntityImageState extends AbstractEntityImage {
 		ug.apply(new UTranslate(xSymbol + 2 * smallRadius, ySymbol + smallLine)).draw(ULine.hline(smallLine));
 	}

-	public ShapeType getShapeType() {
-		return ShapeType.ROUND_RECTANGLE;
-	}
-
 }
--- a/src/net/sourceforge/plantuml/svek/image/EntityImageState2.java
+++ b/src/net/sourceforge/plantuml/svek/image/EntityImageState2.java
@ -63,22 +63,15 @@ import net.sourceforge.plantuml.ugraphic.color.HColor;
 public class EntityImageState2 extends AbstractEntityImage {

 	final private Url url;
-
-	final private LineConfigurable lineConfig;
+	// final private LineConfigurable lineConfig;

 	private final TextBlock asSmall;

 	public EntityImageState2(ILeaf entity, ISkinParam skinParam) {
 		super(entity, skinParam);
-		this.lineConfig = entity;
+		// this.lineConfig = entity;
 		final Stereotype stereotype = entity.getStereotype();

-//		Display list = Display.empty();
-//		for (Member att : entity.getBodier().getFieldsToDisplay()) {
-//			list = list.addAll(Display.getWithNewlines(att.getDisplay(true)));
-//		}
-		// final Display list = Display.create(entity.getBodier().getRawBody());
-
 		final USymbol symbol = USymbol.FRAME;

 		HColor backcolor = getEntity().getColors(getSkinParam()).getColor(ColorType.BACK);
--- a/src/net/sourceforge/plantuml/svek/image/EntityImageStateCommon.java
+++ b/src/net/sourceforge/plantuml/svek/image/EntityImageStateCommon.java
@ -0,0 +1,115 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2020, Arnaud Roques
+ *
+ * Project Info:  http://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * http://plantuml.com/patreon (only 1$ per month!)
+ * http://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.svek.image;
+
+import java.awt.geom.Dimension2D;
+
+import net.sourceforge.plantuml.ColorParam;
+import net.sourceforge.plantuml.FontParam;
+import net.sourceforge.plantuml.ISkinParam;
+import net.sourceforge.plantuml.LineConfigurable;
+import net.sourceforge.plantuml.SkinParamUtils;
+import net.sourceforge.plantuml.Url;
+import net.sourceforge.plantuml.creole.CreoleMode;
+import net.sourceforge.plantuml.cucadiagram.IEntity;
+import net.sourceforge.plantuml.cucadiagram.Stereotype;
+import net.sourceforge.plantuml.graphic.FontConfiguration;
+import net.sourceforge.plantuml.graphic.HorizontalAlignment;
+import net.sourceforge.plantuml.graphic.TextBlock;
+import net.sourceforge.plantuml.graphic.color.ColorType;
+import net.sourceforge.plantuml.svek.AbstractEntityImage;
+import net.sourceforge.plantuml.svek.ShapeType;
+import net.sourceforge.plantuml.ugraphic.UGraphic;
+import net.sourceforge.plantuml.ugraphic.URectangle;
+import net.sourceforge.plantuml.ugraphic.UStroke;
+import net.sourceforge.plantuml.ugraphic.color.HColor;
+
+public abstract class EntityImageStateCommon extends AbstractEntityImage {
+
+	final protected TextBlock desc;
+	final protected Url url;
+
+	final protected LineConfigurable lineConfig;
+
+	public EntityImageStateCommon(IEntity entity, ISkinParam skinParam) {
+		super(entity, skinParam);
+
+		this.lineConfig = entity;
+		final Stereotype stereotype = entity.getStereotype();
+
+		this.desc = entity.getDisplay().create8(new FontConfiguration(getSkinParam(), FontParam.STATE, stereotype),
+				HorizontalAlignment.CENTER, skinParam, CreoleMode.FULL, skinParam.wrapWidth());
+		this.url = entity.getUrl99();
+
+	}
+
+	final protected UStroke getStroke() {
+		UStroke stroke = lineConfig.getColors(getSkinParam()).getSpecificLineStroke();
+		if (stroke == null) {
+			stroke = new UStroke(1.5);
+		}
+		return stroke;
+	}
+
+	final public ShapeType getShapeType() {
+		return ShapeType.ROUND_RECTANGLE;
+	}
+
+	final protected URectangle getShape(final Dimension2D dimTotal) {
+		final URectangle rect = new URectangle(dimTotal).rounded(CORNER);
+		if (getSkinParam().shadowing(getEntity().getStereotype())) {
+			rect.setDeltaShadow(4);
+		}
+		return rect;
+	}
+
+	final protected UGraphic applyColor(UGraphic ug) {
+
+		HColor classBorder = lineConfig.getColors(getSkinParam()).getColor(ColorType.LINE);
+		if (classBorder == null) {
+			classBorder = SkinParamUtils.getColor(getSkinParam(), getStereo(), ColorParam.stateBorder);
+		}
+		ug = ug.apply(getStroke()).apply(classBorder);
+		HColor backcolor = getEntity().getColors(getSkinParam()).getColor(ColorType.BACK);
+		if (backcolor == null) {
+			backcolor = SkinParamUtils.getColor(getSkinParam(), getStereo(), ColorParam.stateBackground);
+		}
+		ug = ug.apply(backcolor.bg());
+
+		return ug;
+	}
+
+}
--- a/src/net/sourceforge/plantuml/svek/image/EntityImageStateEmptyDescription.java
+++ b/src/net/sourceforge/plantuml/svek/image/EntityImageStateEmptyDescription.java
@ -37,51 +37,20 @@ package net.sourceforge.plantuml.svek.image;

 import java.awt.geom.Dimension2D;

-import net.sourceforge.plantuml.ColorParam;
 import net.sourceforge.plantuml.Dimension2DDouble;
-import net.sourceforge.plantuml.FontParam;
 import net.sourceforge.plantuml.ISkinParam;
-import net.sourceforge.plantuml.SkinParamUtils;
-import net.sourceforge.plantuml.Url;
-import net.sourceforge.plantuml.creole.CreoleMode;
 import net.sourceforge.plantuml.cucadiagram.IEntity;
-import net.sourceforge.plantuml.cucadiagram.Stereotype;
-import net.sourceforge.plantuml.graphic.FontConfiguration;
-import net.sourceforge.plantuml.graphic.HorizontalAlignment;
 import net.sourceforge.plantuml.graphic.StringBounder;
-import net.sourceforge.plantuml.graphic.TextBlock;
-import net.sourceforge.plantuml.graphic.color.ColorType;
-import net.sourceforge.plantuml.svek.AbstractEntityImage;
-import net.sourceforge.plantuml.svek.ShapeType;
-import net.sourceforge.plantuml.ugraphic.Shadowable;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
-import net.sourceforge.plantuml.ugraphic.URectangle;
-import net.sourceforge.plantuml.ugraphic.UStroke;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
-import net.sourceforge.plantuml.ugraphic.color.HColor;

-public class EntityImageStateEmptyDescription extends AbstractEntityImage {
-
-	final private TextBlock desc;
-	final private Url url;
+public class EntityImageStateEmptyDescription extends EntityImageStateCommon {

 	final private static int MIN_WIDTH = 50;
 	final private static int MIN_HEIGHT = 40;

 	public EntityImageStateEmptyDescription(IEntity entity, ISkinParam skinParam) {
 		super(entity, skinParam);
-		final Stereotype stereotype = entity.getStereotype();
-
-		this.desc = entity.getDisplay().create8(new FontConfiguration(getSkinParam(), FontParam.STATE, stereotype),
-				HorizontalAlignment.CENTER, skinParam, CreoleMode.FULL, skinParam.wrapWidth());
-
-//		Display list = Display.empty();
-//		for (Member att : entity.getBodier().getFieldsToDisplay()) {
-//			list = list.addAll(Display.getWithNewlines(att.getDisplay(true)));
-//		}
-//		final Display list = Display.create(entity.getBodier().getRawBody());
-
-		this.url = entity.getUrl99();

 	}

@ -99,23 +68,11 @@ public class EntityImageStateEmptyDescription extends AbstractEntityImage {
 		final Dimension2D dimTotal = calculateDimension(stringBounder);
 		final Dimension2D dimDesc = desc.calculateDimension(stringBounder);

-		final double widthTotal = dimTotal.getWidth();
-		final double heightTotal = dimTotal.getHeight();
-		final Shadowable rect = new URectangle(widthTotal, heightTotal).rounded(CORNER);
-		if (getSkinParam().shadowing(getEntity().getStereotype())) {
-			rect.setDeltaShadow(4);
-		}
+		ug = applyColor(ug);
+		ug.draw(getShape(dimTotal));

-		ug = ug.apply(new UStroke(1.5))
-				.apply(SkinParamUtils.getColor(getSkinParam(), getStereo(), ColorParam.stateBorder));
-		HColor backcolor = getEntity().getColors(getSkinParam()).getColor(ColorType.BACK);
-		if (backcolor == null) {
-			backcolor = SkinParamUtils.getColor(getSkinParam(), getStereo(), ColorParam.stateBackground);
-		}
-		ug = ug.apply(backcolor.bg());
-		ug.draw(rect);
-		final double xDesc = (widthTotal - dimDesc.getWidth()) / 2;
-		final double yDesc = (heightTotal - dimDesc.getHeight()) / 2;
+		final double xDesc = (dimTotal.getWidth() - dimDesc.getWidth()) / 2;
+		final double yDesc = (dimTotal.getHeight() - dimDesc.getHeight()) / 2;
 		desc.drawU(ug.apply(new UTranslate(xDesc, yDesc)));

 		if (url != null) {
@ -123,8 +80,4 @@ public class EntityImageStateEmptyDescription extends AbstractEntityImage {
 		}
 	}

-	public ShapeType getShapeType() {
-		return ShapeType.ROUND_RECTANGLE;
-	}
-
 }
--- a/src/net/sourceforge/plantuml/version/PSystemVersion.java
+++ b/src/net/sourceforge/plantuml/version/PSystemVersion.java
@ -34,6 +34,8 @@
 */
 package net.sourceforge.plantuml.version;

+import static net.sourceforge.plantuml.graphic.GraphicPosition.BACKGROUND_CORNER_BOTTOM_RIGHT;
+
 import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.io.InputStream;
@ -47,7 +49,7 @@ import net.sourceforge.plantuml.PlainStringsDiagram;
 import net.sourceforge.plantuml.Run;
 import net.sourceforge.plantuml.core.DiagramDescription;
 import net.sourceforge.plantuml.cucadiagram.dot.GraphvizUtils;
-import net.sourceforge.plantuml.dedication.Dedication;
+import net.sourceforge.plantuml.dedication.PSystemDedication;
 import net.sourceforge.plantuml.preproc.ImportedFiles;
 import net.sourceforge.plantuml.preproc.Stdlib;
 import net.sourceforge.plantuml.preproc2.PreprocessorUtils;
@ -57,8 +59,6 @@ import net.sourceforge.plantuml.security.SecurityProfile;
 import net.sourceforge.plantuml.security.SecurityUtils;
 import net.sourceforge.plantuml.svek.GraphvizCrash;

-import static net.sourceforge.plantuml.graphic.GraphicPosition.BACKGROUND_CORNER_BOTTOM_RIGHT;
-
 public class PSystemVersion extends PlainStringsDiagram {

 	PSystemVersion(boolean withImage, List<String> args) {
@ -126,7 +126,7 @@ public class PSystemVersion extends PlainStringsDiagram {
 	private static BufferedImage getImageWebp(final String name) {
 		try {
 			final InputStream is = PSystemVersion.class.getResourceAsStream(name);
-			final BufferedImage image = Dedication.getBufferedImage(is);
+			final BufferedImage image = PSystemDedication.getBufferedImage(is);
 			is.close();
 			return image;
 		} catch (IOException e) {
--- a/src/net/sourceforge/plantuml/version/Version.java
+++ b/src/net/sourceforge/plantuml/version/Version.java
@ -44,7 +44,7 @@ public class Version {
 	private static final int MAJOR_SEPARATOR = 1000000;

 	public static int version() {
-		return 1202104;
+		return 1202105;
 	}

 	public static int versionPatched() {
@ -80,7 +80,7 @@ public class Version {
 	}

 	public static int beta() {
-		final int beta = 5;
+		final int beta = 0;
 		return beta;
 	}

@ -93,7 +93,7 @@ public class Version {
 	}

 	public static long compileTime() {
-		return 1617526179012L;
+		return 1619349628741L;
 	}

 	public static String compileTimeString() {
--- a/svg/default.css
+++ b/svg/default.css
@ -1,3 +0,0 @@
-.elem {cursor: pointer;} 
-.elem, .link {opacity: 0.3;}
-.elem.selected, .link.selected {opacity: 1;}
--- a/svg/default.js
+++ b/svg/default.js
@ -1,110 +0,0 @@
-function addItemToMapOfLists(mapOfLists, name, item) {
-  // mapOfLists = {
-  //   'key1': [item1, item2, ...],
-  //   'key2': [item3, item4, ...],
-  // }
-  if (mapOfLists[name].length > 0) {
-    if (!mapOfLists[name].includes(item)) {
-      mapOfLists[name].push(item);
-    }
-  } else {
-    mapOfLists[name] = [item];
-  }
-}
-
-function main() {
-  let elems = Array.from(document.getElementsByClassName('elem'));
-  let links = Array.from(document.getElementsByClassName('link'));
-
-  let elemsMap = {};
-  let linkedElems = {};
-  let linkedLinks = {};
-
-  elems.forEach(elem => {
-    let name = elem.classList[1];
-    elemsMap[name] = elem;
-    linkedElems[name] = [];
-    linkedLinks[name] = [];
-  });
-
-  links.forEach(link => {
-    let name1 = link.classList[1];
-    let name2 = link.classList[2];
-
-    if (elemsMap[name1]) {
-      if (elemsMap[name2]) {
-        let elem1 = elemsMap[name1];
-        let elem2 = elemsMap[name2];
-
-        addItemToMapOfLists(linkedElems, name1, elem2);
-        addItemToMapOfLists(linkedElems, name2, elem1);
-
-        addItemToMapOfLists(linkedLinks, name1, link);
-        addItemToMapOfLists(linkedLinks, name2, link);
-      }
-    }
-  });
-
-  let selectedElems = [];
-  let selectedLinks = [];
-  let selectedElemName = null;
-
-  function clearSelected() {
-    selectedElems.forEach(item => {
-      item.classList.remove('selected');
-    });
-    selectedElems = [];
-
-    selectedLinks.forEach(item => {
-      item.classList.remove('selected');
-    });
-    selectedLinks = [];
-  }
-
-  function selectAll() {
-    selectedElemName = null;
-
-    selectedElems = Array.from(elems);
-    selectedElems.forEach(item => {
-      item.classList.add('selected');
-    });
-
-    selectedLinks = Array.from(links);
-    selectedLinks.forEach(item => {
-      item.classList.add('selected');
-    });
-  }
-
-  function selectElem(elemName) {
-    if (elemName === selectedElemName) {
-      selectAll();
-
-    } else {
-      clearSelected();
-      selectedElemName = elemName;
-
-      elemsMap[elemName].classList.add('selected');
-      selectedElems.push(elemsMap[elemName]);
-
-      linkedElems[elemName].forEach(linkedElem => {
-        selectedElems.push(linkedElem);
-        linkedElem.classList.add('selected');
-      });
-
-      linkedLinks[elemName].forEach(linkedLink => {
-        selectedLinks.push(linkedLink);
-        linkedLink.classList.add('selected');
-      });
-    }
-  }
-
-  Object.keys(elemsMap).forEach(name => {
-    elemsMap[name].onclick = () => { selectElem(name); };
-  });
-
-  selectAll();
-}
-
-document.addEventListener('DOMContentLoaded', (event) => {
-  main();
-});