/*******************************************************************************
* Copyright (c) 2000, 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.jdt.internal.core.util;
import org.eclipse.jdt.core.util.ClassFormatException;
import org.eclipse.jdt.core.util.IConstantPool;
import org.eclipse.jdt.core.util.ILocalVariableAttribute;
import org.eclipse.jdt.core.util.ILocalVariableTableEntry;
/**
* Default implementation of ILocalVariableAttribute.
*/
public class LocalVariableAttribute
extends ClassFileAttribute
implements ILocalVariableAttribute {
private static final ILocalVariableTableEntry[] NO_ENTRIES= new ILocalVariableTableEntry[0];
private int localVariableTableLength;
private ILocalVariableTableEntry[] localVariableTable;
/**
* Constructor for LocalVariableAttribute.
*
* @param classFileBytes
* @param constantPool
* @param offset
* @throws ClassFormatException
*/
public LocalVariableAttribute(
byte[] classFileBytes,
IConstantPool constantPool,
int offset)
throws ClassFormatException {
super(classFileBytes, constantPool, offset);
final int length= u2At(classFileBytes, 6, offset);
this.localVariableTableLength= length;
if (length != 0) {
int readOffset= 8;
this.localVariableTable= new ILocalVariableTableEntry[length];
for (int i= 0; i < length; i++) {
this.localVariableTable[i]= new LocalVariableTableEntry(classFileBytes, constantPool, offset + readOffset);
readOffset+= 10;
}
} else {
this.localVariableTable= NO_ENTRIES;
}
}
/**
* @see ILocalVariableAttribute#getLocalVariableTable()
*/
public ILocalVariableTableEntry[] getLocalVariableTable() {
return this.localVariableTable;
}
/**
* @see ILocalVariableAttribute#getLocalVariableTableLength()
*/
public int getLocalVariableTableLength() {
return this.localVariableTableLength;
}
}