/*******************************************************************************
* Copyright (c) 2000, 2006 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.aspectj.org.eclipse.jdt.internal.core.util;
import org.aspectj.org.eclipse.jdt.core.util.ClassFormatException;
import org.aspectj.org.eclipse.jdt.core.util.IConstantPool;
import org.aspectj.org.eclipse.jdt.core.util.IConstantPoolConstant;
import org.aspectj.org.eclipse.jdt.core.util.IConstantPoolEntry;
import org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute;
/**
* Default implementation of EnclosingMethodAttribute.
*
* @since 3.0
*/
public class EnclosingMethodAttribute extends ClassFileAttribute implements IEnclosingMethodAttribute {
private int enclosingClassIndex;
private char[] enclosingClassName;
private int methodDescriptorIndex;
private char[] methodDescriptor;
private int methodNameIndex;
private char[] methodName;
private int methodNameAndTypeIndex;
EnclosingMethodAttribute(byte[] classFileBytes, IConstantPool constantPool, int offset) throws ClassFormatException {
super(classFileBytes, constantPool, offset);
int index = u2At(classFileBytes, 6, offset);
this.enclosingClassIndex = index;
IConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(index);
if (constantPoolEntry.getKind() != IConstantPoolConstant.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() != IConstantPoolConstant.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() != IConstantPoolConstant.CONSTANT_Utf8) {
throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
}
this.methodDescriptor = constantPoolEntry.getUtf8Value();
constantPoolEntry = constantPool.decodeEntry(this.methodNameIndex);
if (constantPoolEntry.getKind() != IConstantPoolConstant.CONSTANT_Utf8) {
throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
}
this.methodName = constantPoolEntry.getUtf8Value();
}
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getEnclosingClass()
*/
public char[] getEnclosingClass() {
return this.enclosingClassName;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodDeclaringClassDescriptorIndex()
*/
public int getEnclosingClassIndex() {
return this.enclosingClassIndex;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodDescriptor()
*/
public char[] getMethodDescriptor() {
return this.methodDescriptor;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodDescriptorIndex()
*/
public int getMethodDescriptorIndex() {
return this.methodDescriptorIndex;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodName()
*/
public char[] getMethodName() {
return this.methodName;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodNameIndex()
*/
public int getMethodNameIndex() {
return this.methodNameIndex;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IEnclosingMethodAttribute#getMethodNameAndTypeIndex()
*/
public int getMethodNameAndTypeIndex() {
return this.methodNameAndTypeIndex;
}
}