[TASK] Full coding style clean up

src/main/java/net/sourceforge/plantuml/servlet/AsciiServlet.java

@@ -33,12 +33,12 @@ import net.sourceforge.plantuml.FileFormat;
 public class AsciiServlet extends UmlDiagramService {
 
     @Override
-    public String getSource( String uri) {
+    public String getSource(String uri) {
         String[] result = uri.split("/txt/", 2);
         if (result.length != 2) {
             return "";
         } else {
-          return result[1];
+            return result[1];
         }
     }
 

src/main/java/net/sourceforge/plantuml/servlet/DiagramResponse.java

@@ -35,10 +35,9 @@ import net.sourceforge.plantuml.FileFormatOption;
 import net.sourceforge.plantuml.SourceStringReader;
 import net.sourceforge.plantuml.StringUtils;
 
-/** 
+/**
- * Delegates the diagram generation from the UML source and
+ * Delegates the diagram generation from the UML source and the filling of the HTTP response with the diagram in the
- * the filling of the HTTP response with the diagram in the right format.
+ * right format. Its own responsibility is to produce the right HTTP headers.
- * Its own responsibility is to produce the right HTTP headers.
  */
 class DiagramResponse {
     private HttpServletResponse response;
@@ -52,31 +51,29 @@ class DiagramResponse {
         contentType = Collections.unmodifiableMap(map);
     }
 
-    DiagramResponse( HttpServletResponse r, FileFormat f) {
+    DiagramResponse(HttpServletResponse r, FileFormat f) {
         response = r;
         format = f;
     }
-    
+
-  
+    void sendDiagram(String uml) throws IOException {
-    void sendDiagram( String uml) throws IOException {
         long today = System.currentTimeMillis();
-        if ( StringUtils.isDiagramCacheable( uml)) {
+        if (StringUtils.isDiagramCacheable(uml)) {
             // Add http headers to force the browser to cache the image
-            response.addDateHeader( "Expires", today + 31536000000L);
+            response.addDateHeader("Expires", today + 31536000000L);
             // today + 1 year
-            response.addDateHeader( "Last-Modified", 1261440000000L);
+            response.addDateHeader("Last-Modified", 1261440000000L);
             // 2009 dec 22 constant date in the past
-            response.addHeader( "Cache-Control", "public");
+            response.addHeader("Cache-Control", "public");
         }
-        response.setContentType( getContentType());
+        response.setContentType(getContentType());
-        SourceStringReader reader = new SourceStringReader( uml);
+        SourceStringReader reader = new SourceStringReader(uml);
-        reader.generateImage( response.getOutputStream(), new FileFormatOption(format));
+        reader.generateImage(response.getOutputStream(), new FileFormatOption(format));
         response.flushBuffer();
     }
-    
+
     private String getContentType() {
-        return contentType.get( format);
+        return contentType.get(format);
     }
-    
 
 }

src/main/java/net/sourceforge/plantuml/servlet/ImgServlet.java

@@ -33,12 +33,12 @@ import net.sourceforge.plantuml.FileFormat;
 public class ImgServlet extends UmlDiagramService {
 
     @Override
-    public String getSource( String uri) {
+    public String getSource(String uri) {
         String[] result = uri.split("/img/", 2);
         if (result.length != 2) {
             return "";
         } else {
-          return result[1];
+            return result[1];
         }
     }
 

src/main/java/net/sourceforge/plantuml/servlet/PlantUmlServlet.java

@@ -64,7 +64,8 @@ import HTTPClient.ParseException;
 public class PlantUmlServlet extends HttpServlet {
 
     private static final Pattern urlPattern = Pattern.compile(".*/(.*)"); // Last part of the URL
-    private static final Pattern encodedPattern = Pattern.compile("^[a-zA-Z0-9\\-\\_]+$"); // Format of a compressed diagram
+    private static final Pattern encodedPattern = Pattern.compile("^[a-zA-Z0-9\\-\\_]+$"); // Format of a compressed
+                                                                                           // diagram
     private static final Pattern startumlPattern = Pattern.compile("/\\w+/start/(.*)");
     private static final Pattern proxyPattern = Pattern.compile("/\\w+/proxy/((\\d+)/)?((\\w+)/)?(http://.*)");
     private static final Pattern oldStartumlPattern = Pattern.compile("/\\w+/uml/startuml/(.*)");

src/main/java/net/sourceforge/plantuml/servlet/ProxyServlet.java

@@ -54,10 +54,9 @@ public class ProxyServlet extends HttpServlet {
 
     private static final Pattern proxyPattern = Pattern.compile("/\\w+/proxy/((\\d+)/)?((\\w+)/)?(http://.*)");
     private String format;
-    
+
     @Override
-    public void doGet(HttpServletRequest request, HttpServletResponse response)
+    public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
-            throws IOException, ServletException {
 
         final String uri = request.getRequestURI();
 
@@ -76,15 +75,15 @@ public class ProxyServlet extends HttpServlet {
             dispatcher.forward(request, response);
         }
     }
-    
+
     private void handleImageProxy(HttpServletResponse response, String num, String source) throws IOException {
         SourceStringReader reader = new SourceStringReader(getSource(source));
         int n = num == null ? 0 : Integer.parseInt(num);
-        
+
         reader.generateImage(response.getOutputStream(), n, new FileFormatOption(getOutputFormat()));
     }
 
-    private String getSource( String uri) throws IOException {
+    private String getSource(String uri) throws IOException {
         CookieModule.setCookiePolicyHandler(null);
 
         final Pattern p = Pattern.compile("http://[^/]+(/?.*)");
@@ -105,7 +104,7 @@ public class ProxyServlet extends HttpServlet {
     }
 
     private FileFormat getOutputFormat() {
-        if (format==null) {
+        if (format == null) {
             return FileFormat.PNG;
         }
         if (format.equals("svg")) {
@@ -115,6 +114,6 @@ public class ProxyServlet extends HttpServlet {
             return FileFormat.ATXT;
         }
         return FileFormat.PNG;
-    }    
+    }
 
 }

src/main/java/net/sourceforge/plantuml/servlet/SvgServlet.java

@@ -33,12 +33,12 @@ import net.sourceforge.plantuml.FileFormat;
 public class SvgServlet extends UmlDiagramService {
 
     @Override
-    public String getSource( String uri) {
+    public String getSource(String uri) {
         String[] result = uri.split("/svg/", 2);
         if (result.length != 2) {
             return "";
         } else {
-          return result[1];
+            return result[1];
         }
     }
 

src/main/java/net/sourceforge/plantuml/servlet/UmlDiagramService.java

@@ -37,60 +37,60 @@ import net.sourceforge.plantuml.code.Transcoder;
 import net.sourceforge.plantuml.code.TranscoderUtil;
 
 /**
- * Common service servlet to produce diagram from compressed UML source
+ * Common service servlet to produce diagram from compressed UML source contained in the end part of the requested URI.
- * contained in the end part of the requested URI.
  */
 @SuppressWarnings("serial")
 public abstract class UmlDiagramService extends HttpServlet {
 
     @Override
-    public void doGet(HttpServletRequest request, HttpServletResponse response)
+    public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
-            throws IOException, ServletException {
 
         // build the UML source from the compressed request parameter
-        String text = URLDecoder.decode( getSource(request.getRequestURI()), "UTF-8");
+        String text = URLDecoder.decode(getSource(request.getRequestURI()), "UTF-8");
         Transcoder transcoder = getTranscoder();
         text = transcoder.decode(text);
-        
+
-        // encapsulate the UML syntax if necessary 
+        // encapsulate the UML syntax if necessary
         String uml;
         if (text.startsWith("@start")) {
             uml = text;
         } else {
             StringBuilder plantUmlSource = new StringBuilder();
-            plantUmlSource.append( "@startuml\n");
+            plantUmlSource.append("@startuml\n");
-            plantUmlSource.append( text);
+            plantUmlSource.append(text);
-            if (text.endsWith( "\n") == false) {
+            if (text.endsWith("\n") == false) {
-                plantUmlSource.append( "\n");
+                plantUmlSource.append("\n");
             }
-            plantUmlSource.append( "@enduml");
+            plantUmlSource.append("@enduml");
             uml = plantUmlSource.toString();
         }
 
         // generate the response
-        DiagramResponse dr = new DiagramResponse( response, getOutputFormat());
+        DiagramResponse dr = new DiagramResponse(response, getOutputFormat());
         try {
             dr.sendDiagram(uml);
         } catch (IIOException iioe) {
-            // Browser has closed the connection, do nothing 
+            // Browser has closed the connection, do nothing
         }
         dr = null;
     }
-    
+
     /**
      * Extracts the compressed UML source from the HTTP URI.
-     * @param uri the complete URI as returned by request.getRequestURI()
+     * 
+     * @param uri
+     *            the complete URI as returned by request.getRequestURI()
      * @return the compressed UML source
      */
-    abstract public String getSource( String uri);
+    abstract public String getSource(String uri);
-    
+
     /**
-     * Gives the wished output format of the diagram.
+     * Gives the wished output format of the diagram. This value is used by the DiagramResponse class.
-     * This value is used by the DiagramResponse class. 
+     * 
      * @return the format
      */
     abstract public FileFormat getOutputFormat();
-    
+
     private Transcoder getTranscoder() {
         return TranscoderUtil.getDefaultTranscoder();
     }

src/main/java/net/sourceforge/plantuml/servlet/Welcome.java

@@ -38,17 +38,16 @@ import javax.servlet.http.HttpServletResponse;
 @SuppressWarnings("serial")
 public class Welcome extends HttpServlet {
 
-	@Override
+    @Override
-	public void doGet(HttpServletRequest request, HttpServletResponse response)
+    public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
-			throws IOException, ServletException {
 
-	    // set the sample
+        // set the sample
         request.setAttribute("net.sourceforge.plantuml.servlet.decoded", "Bob -> Alice : hello");
         request.setAttribute("net.sourceforge.plantuml.servlet.encoded", "SyfFKj2rKt3CoKnELR1Io4ZDoSa70000");
-        
+
         // forward to index.jsp
         RequestDispatcher dispatcher = request.getRequestDispatcher("/index.jsp");
         dispatcher.forward(request, response);
-	}
+    }
 
 }

src/test/java/net/sourceforge/plantuml/servlet/AllTests.java

@@ -7,13 +7,13 @@ public class AllTests extends TestSuite {
 
     public static Test suite() {
         TestSuite suite = new TestSuite(AllTests.class.getName());
-        //$JUnit-BEGIN$
+        // $JUnit-BEGIN$
         suite.addTestSuite(TestForm.class);
         suite.addTestSuite(TestImage.class);
         suite.addTestSuite(TestAsciiArt.class);
         suite.addTestSuite(TestSVG.class);
         suite.addTestSuite(TestProxy.class);
-        //$JUnit-END$
+        // $JUnit-END$
         return suite;
     }
 

src/test/java/net/sourceforge/plantuml/servlet/TestAsciiArt.java

@@ -1,6 +1,5 @@
 package net.sourceforge.plantuml.servlet;
 
-
 import com.meterware.httpunit.GetMethodWebRequest;
 import com.meterware.httpunit.WebConversation;
 import com.meterware.httpunit.WebRequest;

src/test/java/net/sourceforge/plantuml/servlet/TestForm.java

@@ -8,23 +8,22 @@ import com.meterware.httpunit.WebResponse;
 
 public class TestForm extends WebappTestCase {
 
-	/**
+    /**
-	 * Verifies that the welcome page has exactly two form
+     * Verifies that the welcome page has exactly two form with the Bob --> Alice sample
-	 * with the Bob --> Alice sample
+     */
-	 */
     public void testWelcomePage() throws Exception {
         WebConversation conversation = new WebConversation();
         WebRequest request = new GetMethodWebRequest(getServerUrl());
-	    WebResponse response = TestUtils.tryGetResponse(conversation, request );
+        WebResponse response = TestUtils.tryGetResponse(conversation, request);
         // Analyze response
-	    WebForm forms[] = response.getForms();
+        WebForm forms[] = response.getForms();
-	    assertEquals( 2, forms.length );
+        assertEquals(2, forms.length);
-        assertEquals( "url", forms[1].getParameterNames()[0] );
+        assertEquals("url", forms[1].getParameterNames()[0]);
-        assertTrue( forms[1].getParameterValue("url").endsWith("/img/SyfFKj2rKt3CoKnELR1Io4ZDoSa70000"));
+        assertTrue(forms[1].getParameterValue("url").endsWith("/img/SyfFKj2rKt3CoKnELR1Io4ZDoSa70000"));
         // Ensure the generated image is present
-        assertEquals( 1, response.getImages().length);
+        assertEquals(1, response.getImages().length);
 
-	}
+    }
 
     /**
      * Verifies that the version image is generated
@@ -33,19 +32,19 @@ public class TestForm extends WebappTestCase {
         WebConversation conversation = new WebConversation();
         // Fill the form and submit it
         WebRequest request = new GetMethodWebRequest(getServerUrl());
-        WebResponse response = TestUtils.tryGetResponse(conversation, request );
+        WebResponse response = TestUtils.tryGetResponse(conversation, request);
         WebForm formUMLText = response.getForms()[0];
         formUMLText.setParameter("text", "version");
         response = formUMLText.submit();
         // Analyze response
         WebForm forms[] = response.getForms();
-        assertEquals( 2, forms.length );
+        assertEquals(2, forms.length);
         // Ensure the Text field is correct
-        assertEquals( "version", forms[0].getParameterValue("text"));
+        assertEquals("version", forms[0].getParameterValue("text"));
         // Ensure the URL field is correct
-        assertTrue( forms[1].getParameterValue("url").endsWith("/img/AqijAixCpmC0"));
+        assertTrue(forms[1].getParameterValue("url").endsWith("/img/AqijAixCpmC0"));
         // Ensure the image is present
-        assertEquals( 1, response.getImages().length);
+        assertEquals(1, response.getImages().length);
     }
 
     /**
@@ -55,19 +54,19 @@ public class TestForm extends WebappTestCase {
         WebConversation conversation = new WebConversation();
         // Fill the form and submit it
         WebRequest request = new GetMethodWebRequest(getServerUrl());
-        WebResponse response = TestUtils.tryGetResponse(conversation, request );
+        WebResponse response = TestUtils.tryGetResponse(conversation, request);
         WebForm formUMLText = response.getForms()[0];
         formUMLText.setParameter("text", "");
         response = formUMLText.submit();
         // Analyze response
         WebForm forms[] = response.getForms();
-        assertEquals( 2, forms.length );
+        assertEquals(2, forms.length);
         // Ensure the Text field is empty
-        assertNull( forms[0].getParameterValue("text"));
+        assertNull(forms[0].getParameterValue("text"));
         // Ensure the URL field is empty
-        assertTrue( forms[1].getParameterValue("url").isEmpty());
+        assertTrue(forms[1].getParameterValue("url").isEmpty());
         // Ensure there is no image
-        assertEquals( 0, response.getImages().length);
+        assertEquals(0, response.getImages().length);
     }
 
     /**
@@ -77,19 +76,19 @@ public class TestForm extends WebappTestCase {
         WebConversation conversation = new WebConversation();
         // Fill the form and submit it
         WebRequest request = new GetMethodWebRequest(getServerUrl());
-        WebResponse response = TestUtils.tryGetResponse(conversation, request );
+        WebResponse response = TestUtils.tryGetResponse(conversation, request);
         WebForm formUrl = response.getForms()[1];
         formUrl.setParameter("url", "");
         response = formUrl.submit();
         // Analyze response
         WebForm forms[] = response.getForms();
-        assertEquals( 2, forms.length );
+        assertEquals(2, forms.length);
         // Ensure the Text field is empty
-        assertNull( forms[0].getParameterValue("text"));
+        assertNull(forms[0].getParameterValue("text"));
         // Ensure the URL field is empty
-        assertTrue( forms[1].getParameterValue("url").isEmpty());
+        assertTrue(forms[1].getParameterValue("url").isEmpty());
         // Ensure there is no image
-        assertEquals( 0, response.getImages().length);
+        assertEquals(0, response.getImages().length);
     }
 
     /**
@@ -99,19 +98,19 @@ public class TestForm extends WebappTestCase {
         WebConversation conversation = new WebConversation();
         // Fill the form and submit it
         WebRequest request = new GetMethodWebRequest(getServerUrl());
-        WebResponse response = TestUtils.tryGetResponse(conversation, request );
+        WebResponse response = TestUtils.tryGetResponse(conversation, request);
         WebForm formDitaaText = response.getForms()[0];
         formDitaaText.setParameter("text", "@startditaa \n*--> \n@endditaa");
         response = formDitaaText.submit();
         // Analyze response
         WebForm forms[] = response.getForms();
-        assertEquals( 2, forms.length );
+        assertEquals(2, forms.length);
         // Ensure the Text field is correct
-        assertTrue( forms[0].getParameterValue("text").startsWith( "@startditaa"));
+        assertTrue(forms[0].getParameterValue("text").startsWith("@startditaa"));
         // Ensure the URL field is correct
-        assertTrue( forms[1].getParameterValue("url").endsWith("/img/SoWkIImgISaiIKnKuDBIrRLJu798pKi12m00"));
+        assertTrue(forms[1].getParameterValue("url").endsWith("/img/SoWkIImgISaiIKnKuDBIrRLJu798pKi12m00"));
         // Ensure the image is present
-        assertEquals( 1, response.getImages().length);
+        assertEquals(1, response.getImages().length);
     }
 
 }

src/test/java/net/sourceforge/plantuml/servlet/TestImage.java

@@ -18,23 +18,23 @@ public class TestImage extends WebappTestCase {
     public void testVersionImage() throws Exception {
         WebConversation conversation = new WebConversation();
         WebRequest request = new GetMethodWebRequest(getServerUrl() + "img/AqijAixCpmC0");
-        WebResponse response = conversation.getResource( request);
+        WebResponse response = conversation.getResource(request);
         // Analyze response
         // Verifies the Content-Type header
-        assertEquals( "Response content type is not PNG", "image/png", response.getContentType());
+        assertEquals("Response content type is not PNG", "image/png", response.getContentType());
         // Get the image and verify its size
         InputStream responseStream = response.getInputStream();
         ByteArrayOutputStream imageStream = new ByteArrayOutputStream();
         byte[] buf = new byte[1024];
         int n = 0;
-        while( ( n = responseStream.read( buf)) != -1) {
+        while ((n = responseStream.read(buf)) != -1) {
-            imageStream.write( buf, 0, n);
+            imageStream.write(buf, 0, n);
         }
         imageStream.close();
         byte[] inMemoryImage = imageStream.toByteArray();
         int diagramLen = inMemoryImage.length;
-        assertTrue( diagramLen > 10000);
+        assertTrue(diagramLen > 10000);
-        assertTrue( diagramLen < 20000);
+        assertTrue(diagramLen < 20000);
         responseStream.close();
     }
 
@@ -45,21 +45,21 @@ public class TestImage extends WebappTestCase {
         WebConversation conversation = new WebConversation();
         // Bob -> Alice : hello
         WebRequest request = new GetMethodWebRequest(getServerUrl() + "img/SyfFKj2rKt3CoKnELR1Io4ZDoSa70000");
-        WebResponse response = conversation.getResource( request);
+        WebResponse response = conversation.getResource(request);
         // Analyze response
         // Verifies the Content-Type header
-        assertEquals( "Response content type is not PNG", "image/png", response.getContentType());
+        assertEquals("Response content type is not PNG", "image/png", response.getContentType());
         // Verifies the availability of the Expires entry in the response header
-        assertNotNull( response.getHeaderField( "Expires"));
+        assertNotNull(response.getHeaderField("Expires"));
         // Verifies the availability of the Last-Modified entry in the response header
-        assertNotNull( response.getHeaderField( "Last-Modified"));
+        assertNotNull(response.getHeaderField("Last-Modified"));
         // Verifies the Last-Modified value is in the past
         SimpleDateFormat format = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss ZZZ", Locale.ENGLISH);
-        Date lastModified = format.parse( response.getHeaderField( "Last-Modified"));
+        Date lastModified = format.parse(response.getHeaderField("Last-Modified"));
-        assertTrue( "Last-Modified is not in the past", lastModified.before( new Date()));
+        assertTrue("Last-Modified is not in the past", lastModified.before(new Date()));
         // Consume the response
         InputStream responseStream = response.getInputStream();
-        while( responseStream.read() != -1) {
+        while (responseStream.read() != -1) {
             ; // Do nothing
         }
     }

src/test/java/net/sourceforge/plantuml/servlet/TestProxy.java

@@ -15,41 +15,39 @@ public class TestProxy extends WebappTestCase {
      */
     public void testDefaultProxy() throws Exception {
         WebConversation conversation = new WebConversation();
-        WebRequest request = new GetMethodWebRequest(getServerUrl() + "proxy/"
+        WebRequest request = new GetMethodWebRequest(getServerUrl() + "proxy/" + getServerUrl() + "welcome");
-                + getServerUrl() + "welcome");
+        WebResponse response = conversation.getResource(request);
-        WebResponse response = conversation.getResource( request);
         // Analyze response
         // Verifies the Content-Type header
-        //assertEquals( "Response content type is not PNG", "image/png", response.getContentType());
+        // assertEquals( "Response content type is not PNG", "image/png", response.getContentType());
         // Get the image and verify its size (~2000 bytes)
         InputStream responseStream = response.getInputStream();
         ByteArrayOutputStream imageStream = new ByteArrayOutputStream();
         byte[] buf = new byte[1024];
         int n = 0;
-        while( ( n = responseStream.read( buf)) != -1) {
+        while ((n = responseStream.read(buf)) != -1) {
-            imageStream.write( buf, 0, n);
+            imageStream.write(buf, 0, n);
         }
         imageStream.close();
         responseStream.close();
         byte[] inMemoryImage = imageStream.toByteArray();
         int diagramLen = inMemoryImage.length;
-        assertTrue( diagramLen > 1500);
+        assertTrue(diagramLen > 1500);
-        assertTrue( diagramLen < 2500);
+        assertTrue(diagramLen < 2500);
     }
 
     public void testProxyWithFormat() throws Exception {
         WebConversation conversation = new WebConversation();
-        WebRequest request = new GetMethodWebRequest(getServerUrl() + "proxy/svg/"
+        WebRequest request = new GetMethodWebRequest(getServerUrl() + "proxy/svg/" + getServerUrl() + "welcome");
-                + getServerUrl() + "welcome");
+        WebResponse response = conversation.getResource(request);
-        WebResponse response = conversation.getResource( request);
         // Analyze response
         // Verifies the Content-Type header
         // TODO assertEquals( "Response content type is not SVG", "image/svg+xml", response.getContentType());
         // Get the content and verify its size
         String diagram = response.getText();
         int diagramLen = diagram.length();
-        assertTrue( diagramLen > 1000);
+        assertTrue(diagramLen > 1000);
-        assertTrue( diagramLen < 3000);
+        assertTrue(diagramLen < 3000);
     }
 
     /**
@@ -59,11 +57,11 @@ public class TestProxy extends WebappTestCase {
         WebConversation conversation = new WebConversation();
         // Try to proxify an invalid address
         WebRequest request = new GetMethodWebRequest(getServerUrl() + "proxy/invalidURL");
-        WebResponse response = conversation.getResource( request);
+        WebResponse response = conversation.getResource(request);
         // Analyze response, it must be the empty form
         // Verifies the Content-Type header
-        assertEquals( "Response content type is not HTML", "text/html", response.getContentType());
+        assertEquals("Response content type is not HTML", "text/html", response.getContentType());
         WebForm forms[] = response.getForms();
-        assertEquals( 2, forms.length );
+        assertEquals(2, forms.length);
     }
 }

src/test/java/net/sourceforge/plantuml/servlet/TestUtils.java

@@ -8,33 +8,34 @@ import com.meterware.httpunit.*;
 public class TestUtils {
 
     /**
-     * Return the URL of the PlantUMLServlet, deployed on the testing web server
+     * Return the URL of the PlantUMLServlet, deployed on the testing web server in the following form
-     * in the following form http://server/contextroot/
+     * http://server/contextroot/ Note the trailing slash (/)
-     * Note the trailing slash (/)
+     * 
      * @return the URL
      */
-     public static String getServerUrl() {
+    public static String getServerUrl() {
         return "http://localhost/plantuml/";
     }
 
-     /**
+    /**
-     * Try getting a response for the given Conversation and Request
+     * Try getting a response for the given Conversation and Request show an error message if a 404 error appears
-     * show an error message if a 404 error appears
+     * 
-     * @param conversation - the conversation to use
+     * @param conversation
+     *            - the conversation to use
      * @param request
      * @return the response
-     * @throws an Exception if getting the response fails
+     * @throws an
+     *             Exception if getting the response fails
      */
-     public static WebResponse tryGetResponse(WebConversation conversation, WebRequest request) throws Exception {
+    public static WebResponse tryGetResponse(WebConversation conversation, WebRequest request) throws Exception {
-        WebResponse response=null;
+        WebResponse response = null;
         try {
-            response = conversation.getResponse( request );
+            response = conversation.getResponse(request);
         } catch (HttpNotFoundException nfe) {
-            System.err.println("The URL '"+request.getURL()+"' is not active any more");
+            System.err.println("The URL '" + request.getURL() + "' is not active any more");
             throw nfe;
         }
         return response;
     }
 
 }
-