1 files changed, 101 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/EnclosingMethodAttribute.java b/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/EnclosingMethodAttribute.java
new file mode 100644
index 000000000..a7daac77d
--- /dev/null
+++ b/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/EnclosingMethodAttribute.java
@@ -0,0 +1,101 @@
+/*******************************************************************************
+ * Copyright (c) 2009 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.equinox.p2.internal.repository.comparator.java;
+
+public class EnclosingMethodAttribute extends ClassFileAttribute {
+
+	private int enclosingClassIndex;
+	private char[] enclosingClassName;
+	private int methodDescriptorIndex;
+	private char[] methodDescriptor;
+	private int methodNameIndex;
+	private char[] methodName;
+	private int methodNameAndTypeIndex;
+
+	EnclosingMethodAttribute(byte[] classFileBytes, ConstantPool constantPool, int offset) throws ClassFormatException {
+		super(classFileBytes, constantPool, offset);
+		int index = u2At(classFileBytes, 6, offset);
+		this.enclosingClassIndex = index;
+		ConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(index);
+		if (constantPoolEntry.getKind() != ConstantPoolConstant.CONSTANT_Class) {
+			throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
+		}
+		this.enclosingClassName = constantPoolEntry.getClassInfoName();
+		this.methodNameAndTypeIndex = u2At(classFileBytes, 8, offset);
+		if (this.methodNameAndTypeIndex != 0) {
+			constantPoolEntry = constantPool.decodeEntry(this.methodNameAndTypeIndex);
+			if (constantPoolEntry.getKind() != ConstantPoolConstant.CONSTANT_NameAndType) {
+				throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
+			}
+			this.methodDescriptorIndex = constantPoolEntry.getNameAndTypeInfoDescriptorIndex();
+			this.methodNameIndex = constantPoolEntry.getNameAndTypeInfoNameIndex();
+			constantPoolEntry = constantPool.decodeEntry(this.methodDescriptorIndex);
+			if (constantPoolEntry.getKind() != ConstantPoolConstant.CONSTANT_Utf8) {
+				throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
+			}
+			this.methodDescriptor = constantPoolEntry.getUtf8Value();
+			constantPoolEntry = constantPool.decodeEntry(this.methodNameIndex);
+			if (constantPoolEntry.getKind() != ConstantPoolConstant.CONSTANT_Utf8) {
+				throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
+			}
+			this.methodName = constantPoolEntry.getUtf8Value();
+		}
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getEnclosingClass()
+	 */
+	public char[] getEnclosingClass() {
+		return this.enclosingClassName;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodDeclaringClassDescriptorIndex()
+	 */
+	public int getEnclosingClassIndex() {
+		return this.enclosingClassIndex;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodDescriptor()
+	 */
+	public char[] getMethodDescriptor() {
+		return this.methodDescriptor;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodDescriptorIndex()
+	 */
+	public int getMethodDescriptorIndex() {
+		return this.methodDescriptorIndex;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodName()
+	 */
+	public char[] getMethodName() {
+		return this.methodName;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodNameIndex()
+	 */
+	public int getMethodNameIndex() {
+		return this.methodNameIndex;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodNameAndTypeIndex()
+	 */
+	public int getMethodNameAndTypeIndex() {
+		return this.methodNameAndTypeIndex;
+	}
+}