Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/utilities/soql/JSList.java @ 13705:ac5b0f31f7a2
Truffle API-change: FrameDescriptors are now stored in the RootNode in a final field instead of the CallTarget.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 17 Jan 2014 17:06:08 +0100 |
parents | c18cbe5936b8 |
children |
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/* * 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; }