'for' loop replaceable with enhanced 'for' loop

Reports for loops which iterate over collections or arrays, and can be replaced with an enhanced for loop (i.e. the foreach iteration syntax).

Signed-off-by: Lars Grefer <eclipse@larsgrefer.de>

9 files changed, 223 insertions, 241 deletions

diff --git a/build/src/main/java/$installer$/org/aspectj/Main.java b/build/src/main/java/$installer$/org/aspectj/Main.java
index 6ecebae63..2ffc8b889 100644
--- a/build/src/main/java/$installer$/org/aspectj/Main.java
+++ b/build/src/main/java/$installer$/org/aspectj/Main.java
@@ -707,8 +707,8 @@ class InstallContext {
 	public boolean isTextFile(File file) {
 		String name = file.getName();
 
-		for (int i = 0; i < TEXT_EXTENSIONS.length; i++) {
-			if (name.endsWith(TEXT_EXTENSIONS[i])) {
+		for (String textExtension : TEXT_EXTENSIONS) {
+			if (name.endsWith(textExtension)) {
 				return true;
 			}
 		}
@@ -1243,10 +1243,9 @@ class ConfigureLauncherPane extends WizardPane {
 			paths = unixPaths;
 		}
 
-		for (int suffixIndex = 0; suffixIndex < suffixes.length; suffixIndex++) {
-			String suffix = suffixes[suffixIndex];
-			for (int prefixIndex = 0; prefixIndex < paths.length; prefixIndex++) {
-				String prefix = paths[prefixIndex];
+		for (String suffix : suffixes) {
+			for (String path : paths) {
+				String prefix = path;
 				prefix = applyProperties(prefix);
 				File test = new File(prefix + suffix);
 				if (isLegalJavaHome(test)) {
diff --git a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AJInstaller.java b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AJInstaller.java
index 2428e66d9..809ac1cbb 100644
--- a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AJInstaller.java
+++ b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AJInstaller.java
@@ -152,11 +152,10 @@ public class AJInstaller extends MatchingTask {
         StringBuffer buf = new StringBuffer();
         buf.append(contentsBytes);
         buf.append(NEWLINE);
-        for (Iterator<String> i = contentsNames.iterator(); i.hasNext(); ) {
-            String name = i.next();
-            buf.append(name);
-            buf.append(NEWLINE);
-        }
+		for (String name : contentsNames) {
+			buf.append(name);
+			buf.append(NEWLINE);
+		}
         zipFile(new StringBufferInputStream(buf.toString()), zOut, CONTENTS_FILE, System.currentTimeMillis());
     }
 
@@ -347,19 +346,19 @@ public class AJInstaller extends MatchingTask {
     }
 
     protected void writeDirs(ZipOutputStream zOut, String[] dirs) throws IOException {
-        for (int i = 0; i < dirs.length; i++) {
-            File f = new File(baseDir,dirs[i]);
-            String name = dirs[i].replace(File.separatorChar,'/')+"/";
-            zipDir(f, zOut, name);
-        }
+		for (String dir : dirs) {
+			File f = new File(baseDir, dir);
+			String name = dir.replace(File.separatorChar, '/') + "/";
+			zipDir(f, zOut, name);
+		}
     }
 
     protected void writeFiles(ZipOutputStream zOut, String[] files) throws IOException {
-        for (int i = 0; i < files.length; i++) {
-            File f = new File(baseDir,files[i]);
-            String name = files[i].replace(File.separatorChar,'/');
-            zipFile(f, zOut, name);
-        }
+		for (String file : files) {
+			File f = new File(baseDir, file);
+			String name = file.replace(File.separatorChar, '/');
+			zipFile(f, zOut, name);
+		}
     }
 
 }
diff --git a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AntBuilder.java b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AntBuilder.java
index c4f8848d8..bef3fb0aa 100644
--- a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AntBuilder.java
+++ b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/AntBuilder.java
@@ -95,8 +95,7 @@ public class AntBuilder extends Builder {
 			Result[] reqs = result.getRequired();
 			StringBuffer depends = new StringBuffer();
 			boolean first = true;
-			for (int i = 0; i < reqs.length; i++) {
-				Result reqResult = reqs[i];
+			for (Result reqResult : reqs) {
 				if (!first) {
 					depends.append(",");
 				} else {
@@ -110,8 +109,7 @@ public class AntBuilder extends Builder {
 			targets.put(resultTargetName, target);
 
 			// then recursively add any required results
-			for (int i = 0; i < reqs.length; i++) {
-				Result reqResult = reqs[i];
+			for (Result reqResult : reqs) {
 				makeTargetsForResult(reqResult, targets);
 			}
 		}
@@ -311,8 +309,7 @@ public class AntBuilder extends Builder {
 	public boolean setupClasspath(Result result, Path classpath) { // XXX fix test access
 		boolean hasLibraries = false;
 		// required libraries
-		for (Iterator<File> iter = result.getLibJars().iterator(); iter.hasNext();) {
-			File file = iter.next();
+		for (File file : result.getLibJars()) {
 			classpath.createPathElement().setLocation(file);
 			if (!hasLibraries) {
 				hasLibraries = true;
@@ -321,16 +318,15 @@ public class AntBuilder extends Builder {
 		// Westodo Kind kind = result.getKind();
 		Result[] reqs = result.getRequired();
 		// required modules and their exported libraries
-		for (int i = 0; i < reqs.length; i++) {
-			Result requiredResult = reqs[i];
+		for (Result requiredResult : reqs) {
 			classpath.createPathElement().setLocation(requiredResult.getOutputFile());
 			if (!hasLibraries) {
 				hasLibraries = true;
 			}
 			// also put on classpath libraries exported from required module
 			// XXX exported modules not supported
-			for (Iterator<File> iterator = requiredResult.getExportedLibJars().iterator(); iterator.hasNext();) {
-				classpath.createPathElement().setLocation(iterator.next());
+			for (File file : requiredResult.getExportedLibJars()) {
+				classpath.createPathElement().setLocation(file);
 			}
 		}
 		return hasLibraries;
@@ -424,8 +420,7 @@ public class AntBuilder extends Builder {
 			return new Result[0];
 		}
 		ArrayList<String> toReturn = new ArrayList<String>();
-		for (Iterator<Target> iter = result.iterator(); iter.hasNext();) {
-			Target target = iter.next();
+		for (Target target : result) {
 			String name = target.getName();
 			if (null == name) {
 				throw new Error("null name?");
diff --git a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/ConditionalTask.java b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/ConditionalTask.java
index ccb9c2149..e71795912 100644
--- a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/ConditionalTask.java
+++ b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/ConditionalTask.java
@@ -145,11 +145,11 @@ public abstract class ConditionalTask extends Task {
             return isOneOf(prop, trues) || isOneOf(prop, complement(falses));
         }
         private boolean isOneOf(String prop, String[] strings) {
-            for (int i = 0; i < strings.length; i++) {
-                if (strings[i].equals(prop)) {
-                    return true;
-                }
-            }
+			for (String string : strings) {
+				if (string.equals(prop)) {
+					return true;
+				}
+			}
             return false;
         }
         private String[] complement(String[] strings) {
diff --git a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/StripNonBodyHtml.java b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/StripNonBodyHtml.java
index a33505d95..61e29f3b3 100644
--- a/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/StripNonBodyHtml.java
+++ b/build/src/main/java/org/aspectj/internal/tools/ant/taskdefs/StripNonBodyHtml.java
@@ -81,13 +81,13 @@ public class StripNonBodyHtml extends MatchingTask {
 
         log("stripping " + files.length + " files");
         int stripped = 0;
-        for (int i = 0, len = files.length; i < len; i++) {
-            if (processFile(files[i])) {
-                stripped++;
-            } else {
-                log(files[i] + " not stripped");
-            }
-        }
+		for (String file : files) {
+			if (processFile(file)) {
+				stripped++;
+			} else {
+				log(file + " not stripped");
+			}
+		}
         log(stripped + " files successfully stripped");
     }
 
diff --git a/build/src/main/java/org/aspectj/internal/tools/build/Builder.java b/build/src/main/java/org/aspectj/internal/tools/build/Builder.java
index 8efea662a..1d7bfa7d8 100644
--- a/build/src/main/java/org/aspectj/internal/tools/build/Builder.java
+++ b/build/src/main/java/org/aspectj/internal/tools/build/Builder.java
@@ -281,10 +281,10 @@ public abstract class Builder {
         } finally {
             if (0 < errors.size()) {
                 String label = "error building " + buildSpec + ": ";
-                for (Iterator<String> iter = errors.iterator(); iter.hasNext();) {
-                    String m = label + iter.next();
-                    handler.error(m);
-                }
+				for (String error : errors) {
+					String m = label + error;
+					handler.error(m);
+				}
             }
         }
     }
@@ -294,15 +294,15 @@ public abstract class Builder {
      */
     public boolean cleanup() {
         boolean noErr = true;
-        for (ListIterator iter = tempFiles.listIterator(); iter.hasNext();) {
-            File file = (File) iter.next();
-            if (!Util.deleteContents(file) || !file.delete()) {
-                if (noErr) {
-                    noErr = false;
-                }
-                handler.log("unable to clean up " + file);
-            }
-        }
+		for (Object tempFile : tempFiles) {
+			File file = (File) tempFile;
+			if (!Util.deleteContents(file) || !file.delete()) {
+				if (noErr) {
+					noErr = false;
+				}
+				handler.log("unable to clean up " + file);
+			}
+		}
         return noErr;
     }
 
@@ -345,19 +345,18 @@ public abstract class Builder {
             if (isLogging()) {
                 handler.log("modules to build: " + Arrays.asList(buildList));
             }
-            for (int i = 0; i < buildList.length; i++) {
-                Result required = buildList[i];
-                if (!buildingEnabled) {
-                    return false;
-                }
-                String requiredName = required.getName();
-                if (!doneList.contains(requiredName)) {
-                    doneList.add(requiredName);
-                    if (!buildOnly(required, errors)) {
-                        return false;
-                    }
-                }
-            }
+			for (Result required : buildList) {
+				if (!buildingEnabled) {
+					return false;
+				}
+				String requiredName = required.getName();
+				if (!doneList.contains(requiredName)) {
+					doneList.add(requiredName);
+					if (!buildOnly(required, errors)) {
+						return false;
+					}
+				}
+			}
         }
         return true;
     }
@@ -439,14 +438,14 @@ public abstract class Builder {
                 handler);
         ProductModule[] productModules = discoverModules(buildSpec.productDir,
                 modules);
-        for (int i = 0; i < productModules.length; i++) {
-            if (buildSpec.verbose) {
-                handler.log("building product module " + productModules[i]);
-            }
-            if (!buildProductModule(productModules[i])) {
-                return false;
-            }
-        }
+		for (ProductModule module : productModules) {
+			if (buildSpec.verbose) {
+				handler.log("building product module " + module);
+			}
+			if (!buildProductModule(module)) {
+				return false;
+			}
+		}
         if (buildSpec.verbose) {
             handler.log("assembling product module for " + buildSpec);
         }
@@ -476,12 +475,12 @@ public abstract class Builder {
         String excludes = null;
         {
             StringBuffer buf = new StringBuffer();
-            for (int i = 0; i < productModules.length; i++) {
-                if (0 < buf.length()) {
-                    buf.append(",");
-                }
-                buf.append(productModules[i].relativePath);
-            }
+			for (ProductModule productModule : productModules) {
+				if (0 < buf.length()) {
+					buf.append(",");
+				}
+				buf.append(productModule.relativePath);
+			}
             if (0 < buf.length()) {
                 excludes = buf.toString();
             }
@@ -492,14 +491,13 @@ public abstract class Builder {
         }
 
         // copy binaries associated with module flag files
-        for (int i = 0; i < productModules.length; i++) {
-            final ProductModule product = productModules[i];
-            final Kind kind = Result.kind(Result.NORMAL, product.assembleAll);
-            Result result = product.module.getResult(kind);
-            String targPath = Util.path(targDirPath, product.relativePath);
-            File jarFile = result.getOutputFile();
-            copyFile(jarFile, new File(targPath), FILTER_OFF);
-        }
+		for (final ProductModule product : productModules) {
+			final Kind kind = Result.kind(Result.NORMAL, product.assembleAll);
+			Result result = product.module.getResult(kind);
+			String targPath = Util.path(targDirPath, product.relativePath);
+			File jarFile = result.getOutputFile();
+			copyFile(jarFile, new File(targPath), FILTER_OFF);
+		}
         handler.log("created product in " + targDir);
 
         // ---- create installer
@@ -533,9 +531,9 @@ public abstract class Builder {
             Result result = module.module.getResult(productKind);
             return buildAll(result, errors);
         } finally {
-            for (Iterator<String> iter = errors.iterator(); iter.hasNext();) {
-                handler.error("error building " + module + ": " + iter.next());
-            }
+			for (String error : errors) {
+				handler.error("error building " + module + ": " + error);
+			}
         }
     }
 
@@ -595,13 +593,12 @@ public abstract class Builder {
             File library = liter.next();
             final String fname = library.getName();
             if (null != fname) {
-                for (Iterator<String> iter = SKIP_LIBRARIES.iterator(); iter.hasNext();) {
-                    String name = iter.next();
-                    if (fname.equals(name)) {
-                        liter.remove();
-                        break;
-                    }
-                }
+				for (String name : SKIP_LIBRARIES) {
+					if (fname.equals(name)) {
+						liter.remove();
+						break;
+					}
+				}
             }
         }
     }
diff --git a/build/src/main/java/org/aspectj/internal/tools/build/Module.java b/build/src/main/java/org/aspectj/internal/tools/build/Module.java
index 58789424f..acc8fd90b 100644
--- a/build/src/main/java/org/aspectj/internal/tools/build/Module.java
+++ b/build/src/main/java/org/aspectj/internal/tools/build/Module.java
@@ -79,13 +79,13 @@ public class Module {
             return;
         }
         File[] files = srcDir.listFiles();
-        for (int i = 0; i < files.length; i++) {
-            if (files[i].isDirectory()) {
-                sourceFiles(files[i], result);
-            } else if (isSourceFile(files[i])) {
-                result.add(files[i]);
-            }
-        }
+		for (File file : files) {
+			if (file.isDirectory()) {
+				sourceFiles(file, result);
+			} else if (isSourceFile(file)) {
+				result.add(file);
+			}
+		}
     }
 
     private static void addIfNew(List<File> source, List<File> sink) {
@@ -107,14 +107,13 @@ public class Module {
         addIfNew(result.getLibJars(), known);
         addIfNew(result.getExportedLibJars(), known);
         Result[] reqs = result.getRequired();
-        for (int i = 0; i < reqs.length; i++) {
-            Result requiredResult = reqs[i];
-            File requiredJar = requiredResult.getOutputFile();
-            if (!known.contains(requiredJar)) {
-                known.add(requiredJar);
-                doFindJarRequirements(requiredResult, known);
-            }
-        }
+		 for (Result requiredResult : reqs) {
+			 File requiredJar = requiredResult.getOutputFile();
+			 if (!known.contains(requiredJar)) {
+				 known.add(requiredJar);
+				 doFindJarRequirements(requiredResult, known);
+			 }
+		 }
     }
 
     /** @return true if this is a source file */
@@ -238,31 +237,29 @@ public class Module {
         }
         final long time = outputFile.lastModified();
         File file;
-        for (Iterator<File> iter = result.getSrcDirs().iterator(); iter.hasNext();) {
-            File srcDir = iter.next();
-            for (Iterator<File> srcFiles = sourceFiles(srcDir); srcFiles.hasNext();) {
-                file = srcFiles.next();
-                if (outOfDate(time, file)) {
-                    return true;
-                }
-            }
-        }
+		for (File srcDir : result.getSrcDirs()) {
+			for (Iterator<File> srcFiles = sourceFiles(srcDir); srcFiles.hasNext(); ) {
+				file = srcFiles.next();
+				if (outOfDate(time, file)) {
+					return true;
+				}
+			}
+		}
         // required modules
         Result[] reqs = result.getRequired();
-        for (int i = 0; i < reqs.length; i++) {
-            Result requiredResult = reqs[i];
-            file = requiredResult.getOutputFile();
-            if (outOfDate(time, file)) {
-                return true;
-            }
-        }
+		for (Result requiredResult : reqs) {
+			file = requiredResult.getOutputFile();
+			if (outOfDate(time, file)) {
+				return true;
+			}
+		}
         // libraries
-        for (Iterator<File> iter = result.getLibJars().iterator(); iter.hasNext();) {
-            file = iter.next();
-            if (outOfDate(time, file)) {
-                return true;
-            }
-        }
+		for (File value : result.getLibJars()) {
+			file = value;
+			if (outOfDate(time, file)) {
+				return true;
+			}
+		}
         return false;
     }
 
@@ -345,14 +342,13 @@ public class Module {
             Util.closeSilently(fin);
         }
         RequiredBundle[] bundles = bundle.getRequiredBundles();
-        for (int i = 0; i < bundles.length; i++) {
-            RequiredBundle required = bundles[i];
-            update("src", "/" + required.name, required.text, false);
-        }
+		for (RequiredBundle required : bundles) {
+			update("src", "/" + required.name, required.text, false);
+		}
         String[] libs = bundle.getClasspath();
-        for (int i = 0; i < libs.length; i++) {
-            update("lib", libs[i], libs[i], false);
-        }
+		for (String lib : libs) {
+			update("lib", lib, lib, false);
+		}
 
         return true;
     }
@@ -478,11 +474,11 @@ public class Module {
 
     private void warnVariable(String path, String toString) {
         String[] known = { "JRE_LIB", "ASPECTJRT_LIB", "JRE15_LIB" };
-        for (int i = 0; i < known.length; i++) {
-            if (known[i].equals(path)) {
-                return;
-            }
-        }
+		for (String s : known) {
+			if (s.equals(path)) {
+				return;
+			}
+		}
         messager.log("Module cannot handle var yet: " + toString);
     }
 
@@ -645,9 +641,9 @@ public class Module {
 
         public void acceptLine(String line) {
             String[] tokens = tokenize(line);
-            for (int i = 0; i < tokens.length; i++) {
-                next(tokens[i]);
-            }
+			for (String token : tokens) {
+				next(token);
+			}
         }
 
         private Properties attributesToProperties() {
diff --git a/build/src/main/java/org/aspectj/internal/tools/build/SampleGatherer.java b/build/src/main/java/org/aspectj/internal/tools/build/SampleGatherer.java
index 4e9f59011..4df90dbbe 100644
--- a/build/src/main/java/org/aspectj/internal/tools/build/SampleGatherer.java
+++ b/build/src/main/java/org/aspectj/internal/tools/build/SampleGatherer.java
@@ -89,9 +89,9 @@ public class SampleGatherer {
             return;
         }
         Samples result = new Samples();
-        for (int i = 0; i < args.length; i++) {
-            result = gather(new File(args[i]), result);
-        }
+		for (String arg : args) {
+			result = gather(new File(arg), result);
+		}
 
         StringBuffer sb = HTMLSamplesRenderer.ME.render(result, null);
 
@@ -144,9 +144,9 @@ public class SampleGatherer {
             }
         } else if (source.isDirectory() && source.canRead()) {
             File[] files = source.listFiles();
-            for (int i = 0; i < files.length; i++) {
-                doGather(files[i], sink);
-            }
+			for (File file : files) {
+				doGather(file, sink);
+			}
         }
     }
 
@@ -156,11 +156,11 @@ public class SampleGatherer {
         }
         String path = file.getName().toLowerCase();
         String[] suffixes = Sample.Kind.SOURCE_SUFFIXES;
-        for (int i = 0; i < suffixes.length; i++) {
-            if (path.endsWith(suffixes[i])) {
-                return true;
-            }
-        }
+		for (String suffix : suffixes) {
+			if (path.endsWith(suffix)) {
+				return true;
+			}
+		}
         return false;
     }
 
@@ -451,7 +451,8 @@ class SamplesRenderer {
 
     public static final String COPYRIGHT =
         "<p><small>Copyright 2003 Contributors. All Rights Reserved. "
-        + "This sample code is made available under the Common Public "
        + "License version 1.0 available at "
+        + "This sample code is made available under the Common Public "
+        + "License version 1.0 available at "
         + "<a href=\"http://www.eclipse.org/legal/epl-v10.html\">"
         + "http://www.eclipse.org/legal/epl-v10.html</a>."
         + "Contributors are listed in this document as authors. "
@@ -473,18 +474,16 @@ class SamplesRenderer {
         startList(samples, sink);
         List<Sample> list = samples.getSortedSamples();
         String anchorName = null;
-        for (ListIterator<Sample> iter = list.listIterator();
-            iter.hasNext();) {
-            Sample sample = iter.next();
-            String newAnchorName = sample.anchorName;
-            if ((null == anchorName)
-                || (!anchorName.equals(newAnchorName))) {
-                endAnchorName(anchorName, sink);
-                startAnchorName(newAnchorName, sample.anchorTitle, sink);
-                anchorName = newAnchorName;
-            }
-            render(sample, sink);
-        }
+		for (Sample sample : list) {
+			String newAnchorName = sample.anchorName;
+			if ((null == anchorName)
+					|| (!anchorName.equals(newAnchorName))) {
+				endAnchorName(anchorName, sink);
+				startAnchorName(newAnchorName, sample.anchorTitle, sink);
+				anchorName = newAnchorName;
+			}
+			render(sample, sink);
+		}
         endAnchorName(anchorName, sink);
         endList(samples, sink);
         return sink;
@@ -605,17 +604,16 @@ class HTMLSamplesRenderer extends SamplesRenderer {
         sampleSection.append(EOL);
         if (doFlags) {
             boolean flagHeaderDone = false;
-            for (Iterator iter = sample.flags.iterator(); iter.hasNext();) {
-                String flag = (String) iter.next();
-                if (!flagHeaderDone) {
-                    sampleSection.append("<p>Comments flagged:<ul>");
-                    sampleSection.append(EOL);
-                    flagHeaderDone = true;
-                }
-                sampleSection.append("<li>");
-                sampleSection.append(flag);
-                sampleSection.append("</li>");
-            }
+			for (String flag : sample.flags) {
+				if (!flagHeaderDone) {
+					sampleSection.append("<p>Comments flagged:<ul>");
+					sampleSection.append(EOL);
+					flagHeaderDone = true;
+				}
+				sampleSection.append("<li>");
+				sampleSection.append(flag);
+				sampleSection.append("</li>");
+			}
             if (flagHeaderDone) {
                 sampleSection.append("</ul>");
                 sampleSection.append(EOL);
@@ -779,30 +777,29 @@ class HTMLSamplesRenderer extends SamplesRenderer {
         sink.append("<h2><a name=\"authorIndex\"></a>Author Index</h2>");
         List<Sample> list = samples.getSortedSamples(Sample.AUTHOR_NAME_SOURCE_COMPARER);
         String lastAuthor = null;
-        for (ListIterator<Sample> iter = list.listIterator(); iter.hasNext();) {
-            Sample sample = iter.next();
-            String author = sample.author;
-            if (!author.equals(lastAuthor)) {
-                if (null != lastAuthor) {
-                    sink.append("</li></ul>");
-                }
-                sink.append("<li>");
-                sink.append(author);
-                sink.append(EOL);
-                sink.append("<ul>");
-                sink.append(EOL);
-                lastAuthor = author;
-            }
-            sink.append("    <li><a href=\"#");
-            sink.append(sample.anchorName);
-            sink.append("\">");
-            if (null == sample.anchorTitle) {
-                sink.append(sample.anchorName);
-            } else {
-                sink.append(sample.anchorTitle);
-            }
-            sink.append("</a></li>");
-        }
+		for (Sample sample : list) {
+			String author = sample.author;
+			if (!author.equals(lastAuthor)) {
+				if (null != lastAuthor) {
+					sink.append("</li></ul>");
+				}
+				sink.append("<li>");
+				sink.append(author);
+				sink.append(EOL);
+				sink.append("<ul>");
+				sink.append(EOL);
+				lastAuthor = author;
+			}
+			sink.append("    <li><a href=\"#");
+			sink.append(sample.anchorName);
+			sink.append("\">");
+			if (null == sample.anchorTitle) {
+				sink.append(sample.anchorName);
+			} else {
+				sink.append(sample.anchorTitle);
+			}
+			sink.append("</a></li>");
+		}
     }
 }
 
@@ -812,11 +809,10 @@ class SampleUtil {
     public static void simpleRender(Samples result, StringBuffer sink) {
         List sortedSamples = result.getSortedSamples();
         int i = 0;
-        for (ListIterator iter = sortedSamples.listIterator();
-            iter.hasNext();) {
-            Sample sample = (Sample) iter.next();
-            sink.append(i++ + ": " + sample);
-        }
+		for (Object sortedSample : sortedSamples) {
+			Sample sample = (Sample) sortedSample;
+			sink.append(i++ + ": " + sample);
+		}
     }
 
     /** result struct for getPackagePath */
diff --git a/build/src/main/java/org/aspectj/internal/tools/build/Util.java b/build/src/main/java/org/aspectj/internal/tools/build/Util.java
index 9a1eb9abc..dd393ce45 100644
--- a/build/src/main/java/org/aspectj/internal/tools/build/Util.java
+++ b/build/src/main/java/org/aspectj/internal/tools/build/Util.java
@@ -193,10 +193,10 @@ public class Util {
             return false;
         } else if (dir.isDirectory()) {
             File[] files = dir.listFiles();
-            for (int i = 0; i < files.length; i++) {
-				if (!deleteContents(files[i]) || !files[i].delete()) {
-                    return false;
-                }
+			for (File file : files) {
+				if (!deleteContents(file) || !file.delete()) {
+					return false;
+				}
 			}
         }
         return true;
@@ -293,26 +293,26 @@ public class Util {
         if ((hits != expected.length) || (hits != actual.length)) {
             sb.append("unexpected [");
             String prefix = "";
-            for (int i = 0; i < actual.length; i++) {
-                if (null != actual[i]) {
-                    sb.append(prefix);
-                    prefix = ", ";
-                    sb.append("\"");
-                    sb.append(actual[i]);
-                    sb.append("\"");
-                }
-            }
+			for (String value : actual) {
+				if (null != value) {
+					sb.append(prefix);
+					prefix = ", ";
+					sb.append("\"");
+					sb.append(value);
+					sb.append("\"");
+				}
+			}
             sb.append("] missing [");
             prefix = "";
-            for (int i = 0; i < expected.length; i++) {
-                if (null != expected[i]) {
-                    sb.append(prefix);
-                    prefix = ", ";
-                    sb.append("\"");
-                    sb.append(expected[i]);
-                    sb.append("\"");
-                }
-            }
+			for (String s : expected) {
+				if (null != s) {
+					sb.append(prefix);
+					prefix = ", ";
+					sb.append("\"");
+					sb.append(s);
+					sb.append("\"");
+				}
+			}
             sb.append("]");
             return true;
         }