1 /* 2 * Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.script.javascript; 27 import javax.script.*; 28 import sun.org.mozilla.javascript.internal.*; 29 30 /** 31 * Represents compiled JavaScript code. 32 * 33 * @author Mike Grogan 34 * @since 1.6 35 */ 36 final class RhinoCompiledScript extends CompiledScript { 37 38 private RhinoScriptEngine engine; 39 private Script script; 40 41 42 RhinoCompiledScript(RhinoScriptEngine engine, Script script) { 43 this.engine = engine; 44 this.script = script; 45 } 46 47 public Object eval(ScriptContext context) throws ScriptException { 48 49 Object result = null; 50 Context cx = RhinoScriptEngine.enterContext(); 51 try { 52 53 Scriptable scope = engine.getRuntimeScope(context); 54 Object ret = script.exec(cx, scope); 55 result = engine.unwrapReturnValue(ret); 56 } catch (RhinoException re) { 57 int line = (line = re.lineNumber()) == 0 ? -1 : line; 58 String msg; 59 if (re instanceof JavaScriptException) { 60 msg = String.valueOf(((JavaScriptException)re).getValue()); 61 } else { 62 msg = re.toString(); 63 } 64 ScriptException se = new ScriptException(msg, re.sourceName(), line); 65 se.initCause(re); 66 throw se; 67 } finally { 68 Context.exit(); 69 } 70 71 return result; 72 } 73 74 public ScriptEngine getEngine() { 75 return engine; 76 } 77 78 }