| /******************************************************************************* |
| * Copyright (c) 2000, 2004 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.jdt.internal.core.util; |
| |
| import org.eclipse.jdt.core.util.ClassFormatException; |
| import org.eclipse.jdt.core.util.IConstantPool; |
| import org.eclipse.jdt.core.util.IConstantPoolConstant; |
| import org.eclipse.jdt.core.util.IConstantPoolEntry; |
| import 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.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; |
| } |
| } |