Fri, 22 Feb 2013 17:00:22 +0100
8006028: Integrate Joni regexp engine with Nashorn
Reviewed-by: lagergren, attila
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * |
aoqi@0 | 4 | * Redistribution and use in source and binary forms, with or without |
aoqi@0 | 5 | * modification, are permitted provided that the following conditions |
aoqi@0 | 6 | * are met: |
aoqi@0 | 7 | * |
aoqi@0 | 8 | * - Redistributions of source code must retain the above copyright |
aoqi@0 | 9 | * notice, this list of conditions and the following disclaimer. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * - Redistributions in binary form must reproduce the above copyright |
aoqi@0 | 12 | * notice, this list of conditions and the following disclaimer in the |
aoqi@0 | 13 | * documentation and/or other materials provided with the distribution. |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * - Neither the name of Oracle nor the names of its |
aoqi@0 | 16 | * contributors may be used to endorse or promote products derived |
aoqi@0 | 17 | * from this software without specific prior written permission. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
aoqi@0 | 20 | * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
aoqi@0 | 21 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
aoqi@0 | 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
aoqi@0 | 23 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
aoqi@0 | 24 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
aoqi@0 | 25 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
aoqi@0 | 26 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
aoqi@0 | 27 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
aoqi@0 | 28 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
aoqi@0 | 29 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
aoqi@0 | 30 | */ |
aoqi@0 | 31 | |
aoqi@0 | 32 | import javax.script.*; |
aoqi@0 | 33 | |
aoqi@0 | 34 | public class RunnableImplObject { |
aoqi@0 | 35 | public static void main(String[] args) throws Exception { |
aoqi@0 | 36 | ScriptEngineManager manager = new ScriptEngineManager(); |
aoqi@0 | 37 | ScriptEngine engine = manager.getEngineByName("nashorn"); |
aoqi@0 | 38 | |
aoqi@0 | 39 | // JavaScript code in a String |
aoqi@0 | 40 | String script = "var obj = new Object(); obj.run = function() { print('run method called'); }"; |
aoqi@0 | 41 | |
aoqi@0 | 42 | // evaluate script |
aoqi@0 | 43 | engine.eval(script); |
aoqi@0 | 44 | |
aoqi@0 | 45 | // get script object on which we want to implement the interface with |
aoqi@0 | 46 | Object obj = engine.get("obj"); |
aoqi@0 | 47 | |
aoqi@0 | 48 | Invocable inv = (Invocable) engine; |
aoqi@0 | 49 | |
aoqi@0 | 50 | // get Runnable interface object from engine. This interface methods |
aoqi@0 | 51 | // are implemented by script methods of object 'obj' |
aoqi@0 | 52 | Runnable r = inv.getInterface(obj, Runnable.class); |
aoqi@0 | 53 | |
aoqi@0 | 54 | // start a new thread that runs the script implemented |
aoqi@0 | 55 | // runnable interface |
aoqi@0 | 56 | Thread th = new Thread(r); |
aoqi@0 | 57 | th.start(); |
aoqi@0 | 58 | th.join(); |
aoqi@0 | 59 | } |
aoqi@0 | 60 | } |