org.eclipse.jdt.internal.core.util.LocalVariableTypeAttribute Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2004, 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.ILocalVariableTypeTableAttribute;
import org.eclipse.jdt.core.util.ILocalVariableTypeTableEntry;
/**
* Default implementation of ILocalVariableTypeAttribute.
*/
public class LocalVariableTypeAttribute
extends ClassFileAttribute
implements ILocalVariableTypeTableAttribute {
private static final ILocalVariableTypeTableEntry[] NO_ENTRIES = new ILocalVariableTypeTableEntry[0];
private int localVariableTypeTableLength;
private ILocalVariableTypeTableEntry[] localVariableTypeTableEntries;
/**
* Constructor for LocalVariableTypeAttribute.
* @param classFileBytes
* @param constantPool
* @param offset
* @throws ClassFormatException
*/
public LocalVariableTypeAttribute(
byte[] classFileBytes,
IConstantPool constantPool,
int offset)
throws ClassFormatException {
super(classFileBytes, constantPool, offset);
final int length = u2At(classFileBytes, 6, offset);
this.localVariableTypeTableLength = length;
if (length != 0) {
int readOffset = 8;
this.localVariableTypeTableEntries = new ILocalVariableTypeTableEntry[length];
for (int i = 0; i < length; i++) {
this.localVariableTypeTableEntries[i] = new LocalVariableTypeTableEntry(classFileBytes, constantPool, offset + readOffset);
readOffset += 10;
}
} else {
this.localVariableTypeTableEntries = NO_ENTRIES;
}
}
/**
* @see ILocalVariableTypeTableAttribute#getLocalVariableTypeTable()
*/
public ILocalVariableTypeTableEntry[] getLocalVariableTypeTable() {
return this.localVariableTypeTableEntries;
}
/**
* @see ILocalVariableTypeTableAttribute#getLocalVariableTypeTableLength()
*/
public int getLocalVariableTypeTableLength() {
return this.localVariableTypeTableLength;
}
}