| /* |
| * Copyright (c) 2004, 2007, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.utilities.soql; |
| |
| import java.util.*; |
| import sun.jvm.hotspot.oops.*; |
| |
| /** |
| This is JavaScript wrapper for Java List. |
| */ |
| |
| public class JSList extends DefaultScriptObject { |
| public JSList(List list, JSJavaFactory fac) { |
| this.list = list; |
| this.factory = fac; |
| } |
| |
| public Object get(String name) { |
| if (name.equals("length")) { |
| return new Integer(list.size()); |
| } else { |
| return super.get(name); |
| } |
| } |
| |
| public Object get(int index) { |
| if (isInRange(index)) { |
| Object item = list.get(index); |
| return wrapObject(item); |
| } else { |
| return super.get(index); |
| } |
| } |
| |
| public Object[] getIds() { |
| Object[] superIds = super.getIds(); |
| final int size = list.size(); |
| Object[] res = new Object[superIds.length + size]; |
| for (int i = 0; i < size; i++) { |
| res[i] = new Integer(i); |
| } |
| System.arraycopy(superIds, 0, res, size, superIds.length); |
| return res; |
| } |
| |
| public boolean has(String name) { |
| if (name.equals("length")) { |
| return true; |
| } else { |
| return super.has(name); |
| } |
| } |
| |
| public boolean has(int index) { |
| if (isInRange(index)) { |
| return true; |
| } else { |
| return super.has(index); |
| } |
| } |
| |
| public void put(String name, Object value) { |
| if (! name.equals("length")) { |
| super.put(name, value); |
| } |
| } |
| |
| public void put(int index, Object value) { |
| if (! isInRange(index)) { |
| super.put(index, value); |
| } |
| } |
| |
| public String toString() { |
| StringBuffer buf = new StringBuffer(); |
| buf.append('['); |
| for (Iterator itr = list.iterator(); itr.hasNext();) { |
| buf.append(wrapObject(itr.next())); |
| if (itr.hasNext()) { |
| buf.append(", "); |
| } |
| } |
| buf.append(']'); |
| return buf.toString(); |
| } |
| |
| //-- Internals only below this point |
| private boolean isInRange(int index) { |
| return index >= 0 && index < list.size(); |
| } |
| |
| private Object wrapObject(Object obj) { |
| return factory.newJSJavaWrapper(obj); |
| } |
| |
| private final List list; |
| private final JSJavaFactory factory; |
| } |