| /******************************************************************************* |
| * Copyright (c) 2009, 2010 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.e4.languages.javascript.jsdi.rhino; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.e4.languages.javascript.debug.connect.JSONConstants; |
| import org.eclipse.e4.languages.javascript.jsdi.ArrayReference; |
| import org.eclipse.e4.languages.javascript.jsdi.ObjectReference; |
| import org.eclipse.e4.languages.javascript.jsdi.PropertyReference; |
| import org.eclipse.e4.languages.javascript.jsdi.Value; |
| |
| /** |
| * Rhino implementation of {@link ArrayReference} |
| * |
| * @see ArrayReference |
| * @see ObjectReference |
| * @see ObjectReferenceImpl |
| * @since 1.0 |
| */ |
| public class ArrayReferenceImpl extends ObjectReferenceImpl implements ArrayReference { |
| |
| /** |
| * Empty array |
| */ |
| protected static final Value[] NO_VALUES = new Value[0]; |
| |
| /** |
| * Raw list of {@link Value}s |
| */ |
| private ArrayList values = null; |
| private int size = 0; |
| |
| /** |
| * Constructor |
| * |
| * @param vm |
| * @param stackFrameImpl |
| * @param body |
| */ |
| public ArrayReferenceImpl(VirtualMachineImpl vm, Map body, StackFrameReferenceImpl stackFrameImpl) { |
| super(vm, body, stackFrameImpl); |
| this.size = properties().size(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.e4.languages.javascript.jsdi.ArrayReference#getValue(int) |
| */ |
| public Value getValue(int index) throws IndexOutOfBoundsException { |
| if (index < 0 || index > length()) { |
| throw new IndexOutOfBoundsException(); |
| } |
| return (Value) getValues().get(index); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.e4.languages.javascript.jsdi.ArrayReference#getValues() |
| */ |
| public List getValues() { |
| synchronized (this) { |
| if (this.values == null) { |
| this.values = new ArrayList(this.size); |
| List props = properties(); |
| for (Iterator iter = props.iterator(); iter.hasNext();) { |
| this.values.add(((PropertyReference) iter.next()).value()); |
| } |
| } |
| } |
| return this.values; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.e4.languages.javascript.jsdi.ArrayReference#length() |
| */ |
| public int length() { |
| return this.size; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.e4.languages.javascript.jsdi.rhino.ObjectReferenceImpl#toString() |
| */ |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append("Array [").append(this.size).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| return buffer.toString(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.e4.languages.javascript.jsdi.rhino.ObjectReferenceImpl#getValueTypeName() |
| */ |
| public String getValueTypeName() { |
| return JSONConstants.ARRAY; |
| } |
| } |