Mercurial > jdk8-mips64-public > nashorn / file comparison
comparison: docs/source/RunnableImplObject.java
docs/source/RunnableImplObject.java
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| 1 /* | |
| 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * | |
| 8 * - Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * | |
| 11 * - Redistributions in binary form must reproduce the above copyright | |
| 12 * notice, this list of conditions and the following disclaimer in the | |
| 13 * documentation and/or other materials provided with the distribution. | |
| 14 * | |
| 15 * - Neither the name of Oracle nor the names of its | |
| 16 * contributors may be used to endorse or promote products derived | |
| 17 * from this software without specific prior written permission. | |
| 18 * | |
| 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS | |
| 20 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | |
| 21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
| 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 */ | |
| 31 | |
| 32 import javax.script.*; | |
| 33 | |
| 34 public class RunnableImplObject { | |
| 35 public static void main(String[] args) throws Exception { | |
| 36 ScriptEngineManager manager = new ScriptEngineManager(); | |
| 37 ScriptEngine engine = manager.getEngineByName("nashorn"); | |
| 38 | |
| 39 // JavaScript code in a String | |
| 40 String script = "var obj = new Object(); obj.run = function() { print('run method called'); }"; | |
| 41 | |
| 42 // evaluate script | |
| 43 engine.eval(script); | |
| 44 | |
| 45 // get script object on which we want to implement the interface with | |
| 46 Object obj = engine.get("obj"); | |
| 47 | |
| 48 Invocable inv = (Invocable) engine; | |
| 49 | |
| 50 // get Runnable interface object from engine. This interface methods | |
| 51 // are implemented by script methods of object 'obj' | |
| 52 Runnable r = inv.getInterface(obj, Runnable.class); | |
| 53 | |
| 54 // start a new thread that runs the script implemented | |
| 55 // runnable interface | |
| 56 Thread th = new Thread(r); | |
| 57 th.start(); | |
| 58 th.join(); | |
| 59 } | |
| 60 } |
