| /* |
| * Copyright (c) 2003, 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 sun.jvm.hotspot.oops.*; |
| |
| /** This is JavaScript wrapper for Java Instance in debuggee.*/ |
| |
| public class JSJavaInstance extends JSJavaObject { |
| public JSJavaInstance(Instance instance, JSJavaFactory fac) { |
| super(instance, fac); |
| this.type = (JSJavaInstanceKlass) fac.newJSJavaKlass(instance.getKlass()); |
| } |
| |
| public final Instance getInstance() { |
| return (Instance) getOop(); |
| } |
| |
| public final JSJavaClass getJSJavaClass() { |
| return type.getJSJavaClass(); |
| } |
| |
| public Object get(String name) { |
| if (hasField(name)) { |
| return getFieldValue(name); |
| } else { |
| return super.get(name); |
| } |
| } |
| |
| public Object[] getIds() { |
| String[] fieldNames = getFieldNames(); |
| Object[] superFields = super.getIds(); |
| Object[] res = new Object[fieldNames.length + superFields.length]; |
| System.arraycopy(fieldNames, 0, res, 0, fieldNames.length); |
| System.arraycopy(superFields, 0, res, fieldNames.length, superFields.length); |
| return res; |
| } |
| |
| public boolean has(String name) { |
| if (hasField(name)) { |
| return true; |
| } else { |
| return super.has(name); |
| } |
| } |
| |
| public void put(String name, Object value) { |
| if (! hasField(name)) { |
| super.put(name, value); |
| } |
| } |
| |
| protected Object getFieldValue(String name) { |
| try { |
| return type.getInstanceFieldValue(name, getInstance()); |
| } catch (NoSuchFieldException exp) { |
| return UNDEFINED; |
| } |
| } |
| |
| protected String[] getFieldNames() { |
| return type.getInstanceFieldNames(); |
| } |
| |
| protected boolean hasField(String name) { |
| return type.hasInstanceField(name); |
| } |
| |
| protected final JSJavaInstanceKlass type; |
| } |