'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>

24 files changed, 199 insertions, 219 deletions

diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/AttributeUtils.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/AttributeUtils.java
index 45d1597a7..d28a4f9f4 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/AttributeUtils.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/AttributeUtils.java
@@ -30,57 +30,57 @@ public class AttributeUtils {
 			file.writeShort(0);
 		} else {
 			file.writeShort(attributes.length);
-			for (int i = 0; i < attributes.length; i++) {
-				attributes[i].dump(file);
+			for (Attribute attribute : attributes) {
+				attribute.dump(file);
 			}
 		}
 	}
 
 	public static Signature getSignatureAttribute(Attribute[] attributes) {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_SIGNATURE) {
-				return (Signature) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_SIGNATURE) {
+				return (Signature) attribute;
 			}
 		}
 		return null;
 	}
 
 	public static Code getCodeAttribute(Attribute[] attributes) {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_CODE) {
-				return (Code) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_CODE) {
+				return (Code) attribute;
 			}
 		}
 		return null;
 	}
 
 	public static ExceptionTable getExceptionTableAttribute(Attribute[] attributes) {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_EXCEPTIONS) {
-				return (ExceptionTable) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_EXCEPTIONS) {
+				return (ExceptionTable) attribute;
 			}
 		}
 		return null;
 	}
 
 	public static ConstantValue getConstantValueAttribute(Attribute[] attributes) {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].getTag() == Constants.ATTR_CONSTANT_VALUE) {
-				return (ConstantValue) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.getTag() == Constants.ATTR_CONSTANT_VALUE) {
+				return (ConstantValue) attribute;
 			}
 		}
 		return null;
 	}
 
 	public static void accept(Attribute[] attributes, ClassVisitor visitor) {
-		for (int i = 0; i < attributes.length; i++) {
-			attributes[i].accept(visitor);
+		for (Attribute attribute : attributes) {
+			attribute.accept(visitor);
 		}
 	}
 
 	public static boolean hasSyntheticAttribute(Attribute[] attributes) {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_SYNTHETIC) {
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_SYNTHETIC) {
 				return true;
 			}
 		}
@@ -88,9 +88,9 @@ public class AttributeUtils {
 	}
 
 	public static SourceFile getSourceFileAttribute(Attribute[] attributes) {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_SOURCE_FILE) {
-				return (SourceFile) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_SOURCE_FILE) {
+				return (SourceFile) attribute;
 			}
 		}
 		return null;
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/BootstrapMethods.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/BootstrapMethods.java
index f708c0cab..699cdc3ef 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/BootstrapMethods.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/BootstrapMethods.java
@@ -133,8 +133,8 @@ public final class BootstrapMethods extends Attribute {
 			file.writeShort(bootstrapMethodRef);
 			int len = bootstrapArguments.length;
 			file.writeShort(len);
-			for (int i=0;i<len;i++) {
-				file.writeShort(bootstrapArguments[i]);
+			for (int bootstrapArgument : bootstrapArguments) {
+				file.writeShort(bootstrapArgument);
 			}
 		}
 		
@@ -192,8 +192,8 @@ public final class BootstrapMethods extends Attribute {
 		} else {
 			int blen = bootstrapMethods.length;
 			file.writeShort(blen);
-			for (int i = 0; i < blen; i++) {
-				bootstrapMethods[i].dump(file);
+			for (BootstrapMethod bootstrapMethod : bootstrapMethods) {
+				bootstrapMethod.dump(file);
 			}
 		}
 	}
@@ -224,8 +224,8 @@ public final class BootstrapMethods extends Attribute {
 			int [] args = bm.getBootstrapArguments();
 			line.append(" argcount:").append(args==null?0:args.length).append(" ");
 			if (args!=null) {
-				for (int a=0;a<args.length;a++) {
-					line.append(args[a]).append("(").append(getConstantPool().getConstant(args[a])).append(") ");
+				for (int arg : args) {
+					line.append(arg).append("(").append(getConstantPool().getConstant(arg)).append(") ");
 				}
 			}
 			
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Code.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Code.java
index b714e6cab..10dbf8ffc 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Code.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Code.java
@@ -173,13 +173,13 @@ public final class Code extends Attribute {
 		file.write(code, 0, code.length);
 
 		file.writeShort(exceptionTable.length);
-		for (int i = 0; i < exceptionTable.length; i++) {
-			exceptionTable[i].dump(file);
+		for (CodeException e : exceptionTable) {
+			e.dump(file);
 		}
 
 		file.writeShort(attributes.length);
-		for (int i = 0; i < attributes.length; i++) {
-			attributes[i].dump(file);
+		for (Attribute attribute : attributes) {
+			attribute.dump(file);
 		}
 	}
 
@@ -195,9 +195,9 @@ public final class Code extends Attribute {
 	 * @return LineNumberTable of Code, if it has one
 	 */
 	public LineNumberTable getLineNumberTable() {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_LINE_NUMBER_TABLE) {
-				return (LineNumberTable) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_LINE_NUMBER_TABLE) {
+				return (LineNumberTable) attribute;
 			}
 		}
 		return null;
@@ -207,9 +207,9 @@ public final class Code extends Attribute {
 	 * @return LocalVariableTable of Code, if it has one
 	 */
 	public LocalVariableTable getLocalVariableTable() {
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i].tag == Constants.ATTR_LOCAL_VARIABLE_TABLE) {
-				return (LocalVariableTable) attributes[i];
+		for (Attribute attribute : attributes) {
+			if (attribute.tag == Constants.ATTR_LOCAL_VARIABLE_TABLE) {
+				return (LocalVariableTable) attribute;
 			}
 		}
 		return null;
@@ -262,8 +262,8 @@ public final class Code extends Attribute {
 	private final int calculateLength() {
 		int len = 0;
 		if (attributes != null) {
-			for (int i = 0; i < attributes.length; i++) {
-				len += attributes[i].length + 6 /* attribute header size */;
+			for (Attribute attribute : attributes) {
+				len += attribute.length + 6 /* attribute header size */;
 			}
 		}
 		return len + getInternalLength();
@@ -317,16 +317,16 @@ public final class Code extends Attribute {
 		if (exceptionTable.length > 0) {
 			buf.append("\nException handler(s) = \n" + "From\tTo\tHandler\tType\n");
 
-			for (int i = 0; i < exceptionTable.length; i++) {
-				buf.append(exceptionTable[i].toString(cpool, verbose) + "\n");
+			for (CodeException e : exceptionTable) {
+				buf.append(e.toString(cpool, verbose) + "\n");
 			}
 		}
 
 		if (attributes.length > 0) {
 			buf.append("\nAttribute(s) = \n");
 
-			for (int i = 0; i < attributes.length; i++) {
-				buf.append(attributes[i].toString() + "\n");
+			for (Attribute attribute : attributes) {
+				buf.append(attribute.toString() + "\n");
 			}
 		}
 
@@ -372,8 +372,7 @@ public final class Code extends Attribute {
 		codeString.append(Utility.codeToString(code, cpool, 0, -1, true));
 		if (exceptionTable.length > 0) {
 			codeString.append("\n").append("Exception entries =  ").append(exceptionTable.length).append("\n");
-			for (int i = 0; i < exceptionTable.length; i++) {
-				CodeException exc = exceptionTable[i];
+			for (CodeException exc : exceptionTable) {
 				int type = exc.getCatchType();
 				String name = "finally";
 				if (type != 0) {
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/FieldOrMethod.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/FieldOrMethod.java
index a152b616f..8689e31b9 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/FieldOrMethod.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/FieldOrMethod.java
@@ -168,8 +168,7 @@ public abstract class FieldOrMethod extends Modifiers implements Node {
 		if (annotations == null) {
 			// Find attributes that contain annotation data
 			List<AnnotationGen> accumulatedAnnotations = new ArrayList<AnnotationGen>();
-			for (int i = 0; i < attributes.length; i++) {
-				Attribute attribute = attributes[i];
+			for (Attribute attribute : attributes) {
 				if (attribute instanceof RuntimeAnnos) {
 					RuntimeAnnos runtimeAnnotations = (RuntimeAnnos) attribute;
 					accumulatedAnnotations.addAll(runtimeAnnotations.getAnnotations());
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/JavaClass.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/JavaClass.java
index 25c415295..59c092239 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/JavaClass.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/JavaClass.java
@@ -260,18 +260,18 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 		file.writeShort(superclassnameIdx);
 
 		file.writeShort(interfaces.length);
-		for (int i = 0; i < interfaces.length; i++) {
-			file.writeShort(interfaces[i]);
+		for (int anInterface : interfaces) {
+			file.writeShort(anInterface);
 		}
 
 		file.writeShort(fields.length);
-		for (int i = 0; i < fields.length; i++) {
-			fields[i].dump(file);
+		for (Field field : fields) {
+			field.dump(file);
 		}
 
 		file.writeShort(methods.length);
-		for (int i = 0; i < methods.length; i++) {
-			methods[i].dump(file);
+		for (Method method : methods) {
+			method.dump(file);
 		}
 
 		AttributeUtils.writeAttributes(attributes, file);
@@ -287,8 +287,7 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 		if (annotationsOutOfDate) {
 			// Find attributes that contain annotation data
 			List<AnnotationGen> accumulatedAnnotations = new ArrayList<AnnotationGen>();
-			for (int i = 0; i < attributes.length; i++) {
-				Attribute attribute = attributes[i];
+			for (Attribute attribute : attributes) {
 				if (attribute instanceof RuntimeAnnos) {
 					RuntimeAnnos runtimeAnnotations = (RuntimeAnnos) attribute;
 					accumulatedAnnotations.addAll(runtimeAnnotations.getAnnotations());
@@ -366,9 +365,7 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 	 * @return A org.aspectj.apache.bcel.classfile.Method corresponding to java.lang.reflect.Method if any
 	 */
 	public Method getMethod(java.lang.reflect.Method m) {
-		for (int i = 0; i < methods.length; i++) {
-			Method method = methods[i];
-
+		for (Method method : methods) {
 			if (m.getName().equals(method.getName()) && m.getModifiers() == method.getModifiers()
 					&& Type.getSignature(m).equals(method.getSignature())) {
 				return method;
@@ -379,8 +376,7 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 	}
 
 	public Method getMethod(java.lang.reflect.Constructor<?> c) {
-		for (int i = 0; i < methods.length; i++) {
-			Method method = methods[i];
+		for (Method method : methods) {
 			if (method.getName().equals("<init>") && c.getModifiers() == method.getModifiers()
 					&& Type.getSignature(c).equals(method.getSignature())) {
 				return method;
@@ -552,29 +548,29 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 
 		if (attributes.length > 0) {
 			buf.append("\nAttribute(s):\n");
-			for (int i = 0; i < attributes.length; i++) {
-				buf.append(indent(attributes[i]));
+			for (Attribute attribute : attributes) {
+				buf.append(indent(attribute));
 			}
 		}
 
 		if (annotations != null && annotations.length > 0) {
 			buf.append("\nAnnotation(s):\n");
-			for (int i = 0; i < annotations.length; i++) {
-				buf.append(indent(annotations[i]));
+			for (AnnotationGen annotation : annotations) {
+				buf.append(indent(annotation));
 			}
 		}
 
 		if (fields.length > 0) {
 			buf.append("\n" + fields.length + " fields:\n");
-			for (int i = 0; i < fields.length; i++) {
-				buf.append("\t" + fields[i] + '\n');
+			for (Field field : fields) {
+				buf.append("\t" + field + '\n');
 			}
 		}
 
 		if (methods.length > 0) {
 			buf.append("\n" + methods.length + " methods:\n");
-			for (int i = 0; i < methods.length; i++) {
-				buf.append("\t" + methods[i] + '\n');
+			for (Method method : methods) {
+				buf.append("\t" + method + '\n');
 			}
 		}
 
@@ -615,12 +611,12 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 			return;
 		}
 		// Attribute[] attrs = attributes.getAttributes();
-		for (int i = 0; i < attributes.length; i++) {
-			if (attributes[i] instanceof InnerClasses) {
-				InnerClass[] innerClasses = ((InnerClasses) attributes[i]).getInnerClasses();
-				for (int j = 0; j < innerClasses.length; j++) {
+		for (Attribute attribute : attributes) {
+			if (attribute instanceof InnerClasses) {
+				InnerClass[] innerClasses = ((InnerClasses) attribute).getInnerClasses();
+				for (InnerClass innerClass : innerClasses) {
 					boolean innerClassAttributeRefersToMe = false;
-					String inner_class_name = cpool.getConstantString(innerClasses[j].getInnerClassIndex(),
+					String inner_class_name = cpool.getConstantString(innerClass.getInnerClassIndex(),
 							Constants.CONSTANT_Class);
 					inner_class_name = Utility.compactClassName(inner_class_name);
 					if (inner_class_name.equals(getClassName())) {
@@ -628,7 +624,7 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 					}
 					if (innerClassAttributeRefersToMe) {
 						this.isNested = true;
-						if (innerClasses[j].getInnerNameIndex() == 0) {
+						if (innerClass.getInnerNameIndex() == 0) {
 							this.isAnonymous = true;
 						}
 					}
@@ -684,8 +680,8 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 
 		JavaClass[] super_classes = getSuperClasses();
 
-		for (int i = 0; i < super_classes.length; i++) {
-			if (super_classes[i].equals(super_class)) {
+		for (JavaClass superClass : super_classes) {
+			if (superClass.equals(super_class)) {
 				return true;
 			}
 		}
@@ -795,8 +791,8 @@ public class JavaClass extends Modifiers implements Cloneable, Node {
 				}
 			}
 
-			for (int i = 0; i < interfaces.length; i++) {
-				queue.add(interfaces[i]);
+			for (JavaClass anInterface : interfaces) {
+				queue.add(anInterface);
 			}
 		}
 
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Method.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Method.java
index 46aeac845..baa0629c6 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Method.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Method.java
@@ -165,11 +165,10 @@ public final class Method extends FieldOrMethod {
 		signature = Utility.methodSignatureToString(signature, name, access, true, getLocalVariableTable());
 		buf = new StringBuffer(signature);
 
-		for (int i = 0; i < attributes.length; i++) {
-			Attribute a = attributes[i];
-			if (!((a instanceof Code) || (a instanceof ExceptionTable)))
-				buf.append(" [" + a.toString() + "]");
-		}
+        for (Attribute a : attributes) {
+            if (!((a instanceof Code) || (a instanceof ExceptionTable)))
+                buf.append(" [" + a.toString() + "]");
+        }
 
 		ExceptionTable e = getExceptionTable();
 		if (e != null) {
@@ -212,14 +211,14 @@ public final class Method extends FieldOrMethod {
 		// Find attributes that contain annotation data
 		Attribute[] attrs = getAttributes();
 
-		for (int i = 0; i < attrs.length; i++) {
-			Attribute attribute = attrs[i];
-			if (attribute instanceof RuntimeVisParamAnnos) {
-				parameterAnnotationsVis = (RuntimeVisParamAnnos) attribute;
-			} else if (attribute instanceof RuntimeInvisParamAnnos) {
-				parameterAnnotationsInvis = (RuntimeInvisParamAnnos) attribute;
-			}
-		}
+        for (Attribute attribute : attrs) {
+            if (attribute instanceof RuntimeVisParamAnnos) {
+                parameterAnnotationsVis = (RuntimeVisParamAnnos) attribute;
+            }
+            else if (attribute instanceof RuntimeInvisParamAnnos) {
+                parameterAnnotationsInvis = (RuntimeInvisParamAnnos) attribute;
+            }
+        }
 
 		boolean foundSome = false;
 		// Build a list of annotation arrays, one per argument
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Module.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Module.java
index 5eef18cde..1302aeede 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Module.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Module.java
@@ -438,10 +438,10 @@ public final class Module extends Attribute {
 			file.writeShort(moduleVersionIndex);
 			
 			file.writeShort(requires.length);
-			for (int i = 0; i < requires.length; i++) {
-				file.writeShort(requires[i].moduleIndex);
-				file.writeShort(requires[i].flags);
-				file.writeShort(requires[i].versionIndex);
+			for (Require require : requires) {
+				file.writeShort(require.moduleIndex);
+				file.writeShort(require.flags);
+				file.writeShort(require.versionIndex);
 			}
 			file.writeShort(exports.length);
 			for (Export export : exports) {
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/ModulePackages.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/ModulePackages.java
index 37da4bc47..6f96ae0fd 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/ModulePackages.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/ModulePackages.java
@@ -97,8 +97,8 @@ public final class ModulePackages extends Attribute {
 	public final void dump(DataOutputStream stream) throws IOException {
 		super.dump(stream);
 		stream.writeShort(packageIndices.length);
-		for (int i = 0; i < packageIndices.length; i++) {
-			stream.writeShort(packageIndices[i]);
+		for (int packageIndex : packageIndices) {
+			stream.writeShort(packageIndex);
 		}
 	}
 
@@ -117,8 +117,8 @@ public final class ModulePackages extends Attribute {
 	@Override
 	public final String toString() {
 		StringBuffer buf = new StringBuffer();
-		for (int i = 0; i < packageIndices.length; i++) {
-			buf.append(cpool.getPackageName(packageIndices[i]) + "\n");
+		for (int packageIndex : packageIndices) {
+			buf.append(cpool.getPackageName(packageIndex) + "\n");
 		}
 		return buf.toString();
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Utility.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Utility.java
index 98f5952ae..2d4b2a81f 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Utility.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/Utility.java
@@ -522,26 +522,26 @@ public abstract class Utility {
 		char[] ch = label.toCharArray();
 		StringBuffer buf = new StringBuffer();
 
-		for (int i = 0; i < ch.length; i++) {
-			switch (ch[i]) {
-			case '\n':
-				buf.append("\\n");
-				break;
-			case '\r':
-				buf.append("\\r");
-				break;
-			case '\"':
-				buf.append("\\\"");
-				break;
-			case '\'':
-				buf.append("\\'");
-				break;
-			case '\\':
-				buf.append("\\\\");
-				break;
-			default:
-				buf.append(ch[i]);
-				break;
+		for (char c : ch) {
+			switch (c) {
+				case '\n':
+					buf.append("\\n");
+					break;
+				case '\r':
+					buf.append("\\r");
+					break;
+				case '\"':
+					buf.append("\\\"");
+					break;
+				case '\'':
+					buf.append("\\'");
+					break;
+				case '\\':
+					buf.append("\\\\");
+					break;
+				default:
+					buf.append(c);
+					break;
 			}
 		}
 
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/AnnotationGen.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/AnnotationGen.java
index 9a0a42909..8074e383e 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/AnnotationGen.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/AnnotationGen.java
@@ -82,8 +82,7 @@ public class AnnotationGen {
 	public void dump(DataOutputStream dos) throws IOException {
 		dos.writeShort(typeIndex); // u2 index of type name in cpool
 		dos.writeShort(pairs.size()); // u2 element_value pair count
-		for (int i = 0; i < pairs.size(); i++) {
-			NameValuePair envp = pairs.get(i);
+		for (NameValuePair envp : pairs) {
 			envp.dump(dos);
 		}
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/ArrayElementValue.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/ArrayElementValue.java
index 3dd19af71..4cb5f5fe8 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/ArrayElementValue.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/ArrayElementValue.java
@@ -55,8 +55,8 @@ public class ArrayElementValue extends ElementValue {
 	public void dump(DataOutputStream dos) throws IOException {
 		dos.writeByte(type); // u1 type of value (ARRAY == '[')
 		dos.writeShort(evalues.length);
-		for (int i = 0; i < evalues.length; i++) {
-			evalues[i].dump(dos);
+		for (ElementValue evalue : evalues) {
+			evalue.dump(dos);
 		}
 	}
 
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeAnnos.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeAnnos.java
index ac145087b..ecb1d539d 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeAnnos.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeAnnos.java
@@ -64,8 +64,7 @@ public abstract class RuntimeAnnos extends Attribute {
 			dos.write(annotation_data, 0, length);
 		} else {
 			dos.writeShort(annotations.size());
-			for (Iterator<AnnotationGen> i = annotations.iterator(); i.hasNext();) {
-				AnnotationGen ann = i.next();
+			for (AnnotationGen ann : annotations) {
 				ann.dump(dos);
 			}
 		}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeParamAnnos.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeParamAnnos.java
index 517ebee62..42bf903a1 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeParamAnnos.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeParamAnnos.java
@@ -115,11 +115,10 @@ public abstract class RuntimeParamAnnos extends Attribute {
 			dos.write(annotation_data,0,length);
 		} else {
 			dos.writeByte(parameterAnnotations.size());
-			for (int i=0; i<parameterAnnotations.size(); i++) {
-				AnnotationGen[] annotations = parameterAnnotations.get(i);
+			for (AnnotationGen[] annotations : parameterAnnotations) {
 				dos.writeShort(annotations.length);
-				for (int j=0; j<annotations.length;j++) {
-					annotations[j].dump(dos);
+				for (AnnotationGen annotation : annotations) {
+					annotation.dump(dos);
 				}
 			}
 		}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeTypeAnnos.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeTypeAnnos.java
index fb5c32ce1..4e4fae650 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeTypeAnnos.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/RuntimeTypeAnnos.java
@@ -47,8 +47,8 @@ public abstract class RuntimeTypeAnnos extends Attribute {
 			dos.write(annotation_data,0,length);
 		} else {
 			dos.writeShort(typeAnnotations.length);
-			for (int i=0; i<typeAnnotations.length; i++) {
-				typeAnnotations[i].dump(dos);
+			for (TypeAnnotationGen typeAnnotation : typeAnnotations) {
+				typeAnnotation.dump(dos);
 			}
 		}
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/TypeAnnotationGen.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/TypeAnnotationGen.java
index 45e5928a3..ad7544eba 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/TypeAnnotationGen.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/classfile/annotation/TypeAnnotationGen.java
@@ -182,8 +182,8 @@ public class TypeAnnotationGen {
 		case LOCAL_VARIABLE:
 		case RESOURCE_VARIABLE:
 			dos.writeShort(localVarTarget.length/3);
-			for (int i=0;i<localVarTarget.length;i++) {
-				dos.writeShort(localVarTarget[i]);
+			for (int j : localVarTarget) {
+				dos.writeShort(j);
 			}
 			break;
 		case EXCEPTION_PARAMETER:
@@ -208,8 +208,8 @@ public class TypeAnnotationGen {
 			throw new IllegalStateException("nyi "+targetType);
 		}
 		dos.writeByte(typePath.length);
-		for (int i=0;i<typePath.length;i++) {
-			dos.writeByte(typePath[i]);
+		for (int j : typePath) {
+			dos.writeByte(j);
 		}
 		annotation.dump(dos);
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ClassGen.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ClassGen.java
index 4ba767d97..8b7f0dd3f 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ClassGen.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ClassGen.java
@@ -141,8 +141,8 @@ public class ClassGen extends Modifiers implements Cloneable {
 		Field[] fields = clazz.getFields();
 		String[] interfaces = clazz.getInterfaceNames();
 
-		for (int i = 0; i < interfaces.length; i++) {
-			addInterface(interfaces[i]);
+		for (String anInterface : interfaces) {
+			addInterface(anInterface);
 		}
 
 		// OPTIMIZE Could make unpacking lazy, done on first reference
@@ -165,12 +165,12 @@ public class ClassGen extends Modifiers implements Cloneable {
 			}
 		}
 
-		for (int i = 0; i < methods.length; i++) {
-			addMethod(methods[i]);
+		for (Method method : methods) {
+			addMethod(method);
 		}
 
-		for (int i = 0; i < fields.length; i++) {
-			addField(fields[i]);
+		for (Field field : fields) {
+			addField(field);
 		}
 	}
 
@@ -367,14 +367,12 @@ public class ClassGen extends Modifiers implements Cloneable {
 
 	public void setMethods(Method[] methods) {
 		methodsList.clear();
-		for (int m = 0; m < methods.length; m++)
-			addMethod(methods[m]);
+		for (Method method : methods) addMethod(method);
 	}
 
 	public void setFields(Field[] fs) {
 		fieldsList.clear();
-		for (int m = 0; m < fs.length; m++)
-			addField(fs[m]);
+		for (Field f : fs) addField(f);
 	}
 
 	public void setMethodAt(Method method, int pos) {
@@ -498,8 +496,7 @@ public class ClassGen extends Modifiers implements Cloneable {
 			String[] names = getInterfaceNames();
 			if (names != null) {
 				Arrays.sort(names);
-				for (int i = 0; i < names.length; i++)
-					dos.writeUTF(names[i]);
+				for (String name : names) dos.writeUTF(name);
 			}
 
 			// 4. ordered list of fields (ignoring private static and private transient fields):
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/FieldGen.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/FieldGen.java
index 6a12a8c80..50b9ac496 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/FieldGen.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/FieldGen.java
@@ -111,18 +111,17 @@ public class FieldGen extends FieldGenOrMethodGen {
 
 		Attribute[] attrs = field.getAttributes();
 
-		for (int i = 0; i < attrs.length; i++) {
-			if (attrs[i] instanceof ConstantValue) {
-				setValue(((ConstantValue) attrs[i]).getConstantValueIndex());
-			} else if (attrs[i] instanceof RuntimeAnnos) {
-				RuntimeAnnos runtimeAnnotations = (RuntimeAnnos) attrs[i];
+		for (Attribute attr : attrs) {
+			if (attr instanceof ConstantValue) {
+				setValue(((ConstantValue) attr).getConstantValueIndex());
+			} else if (attr instanceof RuntimeAnnos) {
+				RuntimeAnnos runtimeAnnotations = (RuntimeAnnos) attr;
 				List<AnnotationGen> l = runtimeAnnotations.getAnnotations();
-				for (Iterator<AnnotationGen> it = l.iterator(); it.hasNext();) {
-					AnnotationGen element = it.next();
+				for (AnnotationGen element : l) {
 					addAnnotation(new AnnotationGen(element, cp, false));
 				}
 			} else {
-				addAttribute(attrs[i]);
+				addAttribute(attr);
 			}
 		}
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionFactory.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionFactory.java
index 4e1e6c8a8..a3b1fb30e 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionFactory.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionFactory.java
@@ -119,8 +119,8 @@ public class InstructionFactory implements InstructionConstants {
 			return new InvokeInstruction(Constants.INVOKESTATIC, index);
 		case Constants.INVOKEINTERFACE:
 			int nargs = 0;
-			for (int i = 0; i < arg_types.length; i++) {
-				nargs += arg_types[i].getSize();
+			for (Type arg_type : arg_types) {
+				nargs += arg_type.getSize();
 			}
 			return new INVOKEINTERFACE(index, nargs + 1, 0);
 		default:
@@ -148,8 +148,8 @@ public class InstructionFactory implements InstructionConstants {
 		case Constants.INVOKEINTERFACE:
 			Type[] argumentTypes = Type.getArgumentTypes(signature);
 			int nargs = 0;
-			for (int i = 0; i < argumentTypes.length; i++) {// Count size of arguments
-				nargs += argumentTypes[i].getSize();
+			for (Type argumentType : argumentTypes) {// Count size of arguments
+				nargs += argumentType.getSize();
 			}
 			return new INVOKEINTERFACE(index, nargs + 1, 0);
 		default:
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionList.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionList.java
index b08a2b77c..dbdfb7fdb 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionList.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionList.java
@@ -953,8 +953,8 @@ public class InstructionList implements Serializable {
 				if (i instanceof InstructionSelect) {
 					InstructionHandle[] targets = ((InstructionSelect) i).getTargets();
 
-					for (int j = 0; j < targets.length; j++) {
-						inst = targets[j].instruction;
+					for (InstructionHandle target : targets) {
+						inst = target.instruction;
 						if (!contains(inst)) {
 							throw new ClassGenException("Branch target of " + Constants.OPCODE_NAMES[i.opcode] + ":" + inst
 									+ " not in instruction list");
@@ -1247,15 +1247,15 @@ public class InstructionList implements Serializable {
 	 * @see MethodGen
 	 */
 	public void redirectLocalVariables(LocalVariableGen[] lg, InstructionHandle old_target, InstructionHandle new_target) {
-		for (int i = 0; i < lg.length; i++) {
-			InstructionHandle start = lg[i].getStart();
-			InstructionHandle end = lg[i].getEnd();
+		for (LocalVariableGen localVariableGen : lg) {
+			InstructionHandle start = localVariableGen.getStart();
+			InstructionHandle end = localVariableGen.getEnd();
 
 			if (start == old_target) {
-				lg[i].setStart(new_target);
+				localVariableGen.setStart(new_target);
 			}
 			if (end == old_target) {
-				lg[i].setEnd(new_target);
+				localVariableGen.setEnd(new_target);
 			}
 		}
 	}
@@ -1269,17 +1269,17 @@ public class InstructionList implements Serializable {
 	 * @see MethodGen
 	 */
 	public void redirectExceptionHandlers(CodeExceptionGen[] exceptions, InstructionHandle old_target, InstructionHandle new_target) {
-		for (int i = 0; i < exceptions.length; i++) {
-			if (exceptions[i].getStartPC() == old_target) {
-				exceptions[i].setStartPC(new_target);
+		for (CodeExceptionGen exception : exceptions) {
+			if (exception.getStartPC() == old_target) {
+				exception.setStartPC(new_target);
 			}
 
-			if (exceptions[i].getEndPC() == old_target) {
-				exceptions[i].setEndPC(new_target);
+			if (exception.getEndPC() == old_target) {
+				exception.setEndPC(new_target);
 			}
 
-			if (exceptions[i].getHandlerPC() == old_target) {
-				exceptions[i].setHandlerPC(new_target);
+			if (exception.getHandlerPC() == old_target) {
+				exception.setHandlerPC(new_target);
 			}
 		}
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionSelect.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionSelect.java
index b4e00c027..408f801ff 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionSelect.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/InstructionSelect.java
@@ -88,8 +88,8 @@ public abstract class InstructionSelect extends InstructionBranch {
 		super(opcode, target);
 
 		this.targets = targets;
-		for (int i = 0; i < targets.length; i++) {
-			notifyTarget(null, targets[i], this);
+		for (InstructionHandle instructionHandle : targets) {
+			notifyTarget(null, instructionHandle, this);
 		}
 
 		this.match = match;
@@ -236,8 +236,8 @@ public abstract class InstructionSelect extends InstructionBranch {
 			return true;
 		}
 
-		for (int i = 0; i < targets.length; i++) {
-			if (targets[i] == ih) {
+		for (InstructionHandle target : targets) {
+			if (target == ih) {
 				return true;
 			}
 		}
@@ -251,8 +251,8 @@ public abstract class InstructionSelect extends InstructionBranch {
 	void dispose() {
 		super.dispose();
 
-		for (int i = 0; i < targets.length; i++) {
-			targets[i].removeTargeter(this);
+		for (InstructionHandle target : targets) {
+			target.removeTargeter(this);
 		}
 	}
 
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/MethodGen.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/MethodGen.java
index 3938beb35..46b558146 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/MethodGen.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/MethodGen.java
@@ -212,8 +212,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 						.getCode()) : null, cp);
 
 		Attribute[] attributes = m.getAttributes();
-		for (int i = 0; i < attributes.length; i++) {
-			Attribute a = attributes[i];
+		for (Attribute attribute : attributes) {
+			Attribute a = attribute;
 
 			if (a instanceof Code) {
 				Code code = (Code) a;
@@ -254,15 +254,14 @@ public class MethodGen extends FieldGenOrMethodGen {
 				}
 
 				Attribute[] codeAttrs = code.getAttributes();
-				for (int j = 0; j < codeAttrs.length; j++) {
-					a = codeAttrs[j];
+				for (Attribute codeAttr : codeAttrs) {
+					a = codeAttr;
 
 					if (a instanceof LineNumberTable) {
 						LineNumber[] ln = ((LineNumberTable) a).getLineNumberTable();
 						if (useTags) {
 							// abracadabra, lets create tags rather than linenumbergens.
-							for (int k = 0; k < ln.length; k++) {
-								LineNumber l = ln[k];
+							for (LineNumber l : ln) {
 								int lnum = l.getLineNumber();
 								if (lnum > highestLineNumber) {
 									highestLineNumber = lnum;
@@ -271,8 +270,7 @@ public class MethodGen extends FieldGenOrMethodGen {
 								il.findHandle(l.getStartPC(), arrayOfInstructions, true).addTargeter(lt);
 							}
 						} else {
-							for (int k = 0; k < ln.length; k++) {
-								LineNumber l = ln[k];
+							for (LineNumber l : ln) {
 								addLineNumber(il.findHandle(l.getStartPC(), arrayOfInstructions, true), l.getLineNumber());
 							}
 						}
@@ -282,8 +280,7 @@ public class MethodGen extends FieldGenOrMethodGen {
 						if (useTags) {
 							LocalVariable[] lv = ((LocalVariableTable) a).getLocalVariableTable();
 
-							for (int k = 0; k < lv.length; k++) {
-								LocalVariable l = lv[k];
+							for (LocalVariable l : lv) {
 								Type t = Type.getType(l.getSignature());
 								LocalVariableTag lvt = new LocalVariableTag(t, l.getSignature(), l.getName(), l.getIndex(), l
 										.getStartPC());
@@ -307,8 +304,7 @@ public class MethodGen extends FieldGenOrMethodGen {
 
 							removeLocalVariables();
 
-							for (int k = 0; k < lv.length; k++) {
-								LocalVariable l = lv[k];
+							for (LocalVariable l : lv) {
 								InstructionHandle start = il.findHandle(l.getStartPC(), arrayOfInstructions);
 								InstructionHandle end = il.findHandle(l.getStartPC() + l.getLength(), arrayOfInstructions);
 								// AMC, this actually gives us the first instruction AFTER the range,
@@ -333,8 +329,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 				}
 			} else if (a instanceof ExceptionTable) {
 				String[] names = ((ExceptionTable) a).getExceptionNames();
-				for (int j = 0; j < names.length; j++) {
-					addException(names[j]);
+				for (String s : names) {
+					addException(s);
 				}
 			} else if (a instanceof RuntimeAnnos) {
 				RuntimeAnnos runtimeAnnotations = (RuntimeAnnos) a;
@@ -647,8 +643,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 		}
 		Attribute[] attrs = Utility.getParameterAnnotationAttributes(cp, param_annotations);
 		if (attrs != null) {
-			for (int i = 0; i < attrs.length; i++) {
-				addAttribute(attrs[i]);
+			for (Attribute attr : attrs) {
+				addAttribute(attr);
 			}
 		}
 	}
@@ -722,8 +718,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 		 * Each attribute causes 6 additional header bytes
 		 */
 		int attrs_len = 0;
-		for (int i = 0; i < code_attrs.length; i++) {
-			attrs_len += (code_attrs[i].getLength() + 6);
+		for (Attribute code_attr : code_attrs) {
+			attrs_len += (code_attr.getLength() + 6);
 		}
 
 		CodeException[] c_exc = getCodeExceptions();
@@ -734,8 +730,7 @@ public class MethodGen extends FieldGenOrMethodGen {
 		if ((il != null) && !isAbstract()) {
 			// Remove any stale code attribute
 			List<Attribute> attributes = getAttributes();
-			for (int i = 0; i < attributes.size(); i++) {
-				Attribute a = attributes.get(i);
+			for (Attribute a : attributes) {
 				if (a instanceof Code) {
 					removeAttribute(a);
 				}
@@ -897,8 +892,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 			int max = isStatic() ? 0 : 1;
 
 			if (parameterTypes != null) {
-				for (int i = 0; i < parameterTypes.length; i++) {
-					max += parameterTypes[i].getSize();
+				for (Type parameterType : parameterTypes) {
+					max += parameterType.getSize();
 				}
 			}
 
@@ -985,8 +980,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 		 * Initially, populate the branch stack with the exception handlers, because these aren't (necessarily) branched to
 		 * explicitly. In each case, the stack will have depth 1, containing the exception object.
 		 */
-		for (int i = 0, max = et.length; i < max; i++) {
-			InstructionHandle handlerPos = et[i].getHandlerPC();
+		for (CodeExceptionGen codeExceptionGen : et) {
+			InstructionHandle handlerPos = codeExceptionGen.getHandlerPC();
 			if (handlerPos != null) {
 				// it must be at least 1 since there is an exception handler
 				maxStackDepth = 1;
@@ -1014,8 +1009,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 					// explore all of the select's targets. the default target is handled below.
 					InstructionSelect select = (InstructionSelect) branch;
 					InstructionHandle[] targets = select.getTargets();
-					for (int i = 0; i < targets.length; i++) {
-						branchTargets.push(targets[i], stackDepth);
+					for (InstructionHandle target : targets) {
+						branchTargets.push(target, stackDepth);
 					}
 					// nothing to fall through to.
 					ih = null;
@@ -1069,8 +1064,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 		StringBuffer buf = new StringBuffer(signature);
 
 		if (exceptionsThrown.size() > 0) {
-			for (Iterator<String> e = exceptionsThrown.iterator(); e.hasNext();) {
-				buf.append("\n\t\tthrows " + e.next());
+			for (String s : exceptionsThrown) {
+				buf.append("\n\t\tthrows " + s);
 			}
 		}
 
@@ -1145,8 +1140,8 @@ public class MethodGen extends FieldGenOrMethodGen {
 
 	private List /* AnnotationGen */<AnnotationGen> makeMutableVersion(AnnotationGen[] mutableArray) {
 		List<AnnotationGen> result = new ArrayList<AnnotationGen>();
-		for (int i = 0; i < mutableArray.length; i++) {
-			result.add(new AnnotationGen(mutableArray[i], getConstantPool(), false));
+		for (AnnotationGen annotationGen : mutableArray) {
+			result.add(new AnnotationGen(annotationGen, getConstantPool(), false));
 		}
 		return result;
 	}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ReferenceType.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ReferenceType.java
index 1e290f5a4..f29569cb5 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ReferenceType.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/ReferenceType.java
@@ -280,10 +280,10 @@ public abstract class ReferenceType extends Type {
 		this_sups[0] = Repository.lookupClass(thiz.getClassName());
 		t_sups[0] = Repository.lookupClass(other.getClassName());
 
-		for (int i = 0; i < t_sups.length; i++) {
-			for (int j = 0; j < this_sups.length; j++) {
-				if (this_sups[j].equals(t_sups[i])) {
-					return new ObjectType(this_sups[j].getClassName());
+		for (JavaClass t_sup : t_sups) {
+			for (JavaClass this_sup : this_sups) {
+				if (this_sup.equals(t_sup)) {
+					return new ObjectType(this_sup.getClassName());
 				}
 			}
 		}
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/Type.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/Type.java
index 9ce007b4f..68b68f3d6 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/Type.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/generic/Type.java
@@ -466,8 +466,8 @@ public abstract class Type {
 		StringBuffer sb = new StringBuffer("(");
 		Class[] params = meth.getParameterTypes(); // avoid clone
 
-		for (int j = 0; j < params.length; j++) {
-			sb.append(getType(params[j]).getSignature());
+		for (Class param : params) {
+			sb.append(getType(param).getSignature());
 		}
 
 		sb.append(")");
@@ -479,8 +479,8 @@ public abstract class Type {
 		StringBuffer sb = new StringBuffer("(");
 		Class<?>[] params = cons.getParameterTypes(); // avoid clone
 
-		for (int j = 0; j < params.length; j++) {
-			sb.append(getType(params[j]).getSignature());
+		for (Class<?> param : params) {
+			sb.append(getType(param).getSignature());
 		}
 
 		sb.append(")V");
diff --git a/bcel-builder/src/main/java/org/aspectj/apache/bcel/util/NonCachingClassLoaderRepository.java b/bcel-builder/src/main/java/org/aspectj/apache/bcel/util/NonCachingClassLoaderRepository.java
index a53b9dc35..fe43a7bef 100644
--- a/bcel-builder/src/main/java/org/aspectj/apache/bcel/util/NonCachingClassLoaderRepository.java
+++ b/bcel-builder/src/main/java/org/aspectj/apache/bcel/util/NonCachingClassLoaderRepository.java
@@ -148,8 +148,7 @@ public class NonCachingClassLoaderRepository implements Repository {
 		public void clear() {
 			processQueue();
 			Set<Object> keys = map.keySet();
-			for (Iterator<Object> iterator = keys.iterator(); iterator.hasNext();) {
-				Object name = iterator.next();
+			for (Object name : keys) {
 				map.remove(name);
 			}
 		}