mirror of https://github.com/octoleo/plantuml.git
204 lines
5.0 KiB
Java
204 lines
5.0 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2020, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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* Modified by: Nicolas Jouanin
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*
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*
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*/
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package net.sourceforge.plantuml.preproc;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.Reader;
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import java.util.HashSet;
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import java.util.Set;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipInputStream;
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import net.sourceforge.plantuml.AFile;
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import net.sourceforge.plantuml.AFileRegular;
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import net.sourceforge.plantuml.AParentFolder;
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import net.sourceforge.plantuml.Log;
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public class FileWithSuffix {
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private final AFile file;
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private final String suffix;
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private final String entry;
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private final String description;
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@Override
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public String toString() {
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if (file == null) {
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return super.toString();
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}
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return file.toString();
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}
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public Reader getReader(String charset) throws IOException {
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if (file == null) {
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return null;
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}
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if (entry == null) {
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if (charset == null) {
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Log.info("Using default charset");
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return new InputStreamReader(file.open());
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}
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Log.info("Using charset " + charset);
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return new InputStreamReader(file.open(), charset);
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}
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final InputStream is = getDataFromZip(file.open(), entry);
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if (is == null) {
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return null;
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}
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if (charset == null) {
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Log.info("Using default charset");
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return new InputStreamReader(is);
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}
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Log.info("Using charset " + charset);
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return new InputStreamReader(is, charset);
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}
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private InputStream getDataFromZip(InputStream is, String name) throws IOException {
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final ZipInputStream zis = new ZipInputStream(is);
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ZipEntry ze = zis.getNextEntry();
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while (ze != null) {
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final String fileName = ze.getName();
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if (ze.isDirectory()) {
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} else if (fileName.equals(name)) {
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return zis;
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}
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ze = zis.getNextEntry();
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}
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zis.closeEntry();
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zis.close();
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return null;
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}
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public boolean fileOk() {
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return file != null && file.isOk();
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}
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FileWithSuffix(File file, String suffix) {
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this.file = new AFileRegular(file);
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this.suffix = suffix;
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this.entry = null;
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this.description = getFileName(file);
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}
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FileWithSuffix(String description, String suffix, AFile file, String entry) {
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this.description = description;
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this.suffix = suffix;
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this.file = file;
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this.entry = entry;
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}
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static FileWithSuffix none() {
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return new FileWithSuffix("NONE", null, null, null);
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}
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@Override
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public int hashCode() {
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int v = 0;
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if (file != null) {
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v += file.hashCode();
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}
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if (suffix != null) {
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v += suffix.hashCode() * 43;
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}
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if (entry != null) {
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v += entry.hashCode();
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}
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return v;
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}
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@Override
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public boolean equals(Object arg) {
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final FileWithSuffix other = (FileWithSuffix) arg;
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return this.file.equals(other.file) && equals(suffix, other.suffix) && same(entry, other.entry);
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}
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private static boolean same(String s1, String s2) {
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if (s1 == null && s2 == null) {
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return true;
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}
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if (s1 != null && s2 != null) {
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return s1.equals(s2);
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}
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return false;
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}
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public AParentFolder getParentFile() {
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if (file == null) {
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return null;
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}
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Log.info("Getting parent of " + file);
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Log.info("-->The parent is " + file.getParentFile());
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return file.getParentFile();
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}
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public String getDescription() {
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return description;
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}
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public final String getSuffix() {
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return suffix;
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}
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private static boolean equals(String s1, String s2) {
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if (s1 == null && s2 == null) {
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return true;
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}
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if (s1 != null && s2 != null) {
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return s1.equals(s2);
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}
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assert (s1 == null && s2 != null) || (s1 != null && s2 == null);
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return false;
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}
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public static Set<File> convert(Set<FileWithSuffix> all) {
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final Set<File> result = new HashSet<File>();
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for (FileWithSuffix f : all) {
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result.add(f.file.getUnderlyingFile());
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}
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return result;
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}
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public static String getFileName(File file) {
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return file.getName();
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}
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}
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