/*******************************************************************************
* Copyright (c) 2004, 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.IAnnotationComponent;
import org.aspectj.org.eclipse.jdt.core.util.IAnnotationComponentValue;
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;
/**
* Default implementation of IAnnotationComponent
*/
public class AnnotationComponent extends ClassFileStruct implements IAnnotationComponent {
private int componentNameIndex;
private char[] componentName;
private IAnnotationComponentValue componentValue;
private int readOffset;
public AnnotationComponent(
byte[] classFileBytes,
IConstantPool constantPool,
int offset) throws ClassFormatException {
final int nameIndex = u2At(classFileBytes, 0, offset);
this.componentNameIndex = nameIndex;
if (nameIndex != 0) {
IConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(nameIndex);
if (constantPoolEntry.getKind() != IConstantPoolConstant.CONSTANT_Utf8) {
throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
}
this.componentName = constantPoolEntry.getUtf8Value();
}
this.readOffset = 2;
AnnotationComponentValue value = new AnnotationComponentValue(classFileBytes, constantPool, offset + readOffset);
this.componentValue = value;
this.readOffset += value.sizeInBytes();
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IAnnotationComponent#getComponentNameIndex()
*/
public int getComponentNameIndex() {
return this.componentNameIndex;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IAnnotationComponent#getComponentName()
*/
public char[] getComponentName() {
return this.componentName;
}
/* (non-Javadoc)
* @see org.aspectj.org.eclipse.jdt.core.util.IAnnotationComponent#getComponentValue()
*/
public IAnnotationComponentValue getComponentValue() {
return this.componentValue;
}
int sizeInBytes() {
return this.readOffset;
}
}