org.eclipse.jdt.internal.core.util.InnerClassesAttribute Maven / Gradle / Ivy
/*******************************************************************************
* 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.IInnerClassesAttribute;
import org.eclipse.jdt.core.util.IInnerClassesAttributeEntry;
/**
* Default implementation of IInnerClassesAttribute.
*/
public class InnerClassesAttribute extends ClassFileAttribute implements IInnerClassesAttribute {
private static final IInnerClassesAttributeEntry[] NO_ENTRIES = new IInnerClassesAttributeEntry[0];
private int numberOfClasses;
private IInnerClassesAttributeEntry[] entries;
/**
* Constructor for InnerClassesAttribute.
* @param classFileBytes
* @param constantPool
* @param offset
* @throws ClassFormatException
*/
public InnerClassesAttribute(
byte[] classFileBytes,
IConstantPool constantPool,
int offset)
throws ClassFormatException {
super(classFileBytes, constantPool, offset);
this.numberOfClasses = u2At(classFileBytes, 6, offset);
final int length = this.numberOfClasses;
if (length != 0) {
int readOffset = 8;
this.entries = new IInnerClassesAttributeEntry[length];
for (int i = 0; i < length; i++) {
this.entries[i] = new InnerClassesAttributeEntry(classFileBytes, constantPool, offset + readOffset);
readOffset += 8;
}
} else {
this.entries = NO_ENTRIES;
}
}
/**
* @see IInnerClassesAttribute#getInnerClassAttributesEntries()
*/
public IInnerClassesAttributeEntry[] getInnerClassAttributesEntries() {
return this.entries;
}
/**
* @see IInnerClassesAttribute#getNumberOfClasses()
*/
public int getNumberOfClasses() {
return this.numberOfClasses;
}
}