/**

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  * Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.

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  *

  * The contents of this file are subject to the terms of either the GNU

  * General Public License Version 2 only ("GPL") or the Common

  * Development and Distribution License("CDDL") (collectively, the

  * "License"). You may not use this file except in compliance with the

  * License. You can obtain a copy of the License at

  * http://www.netbeans.org/cddl-gplv2.html

  * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

  * specific language governing permissions and limitations under the

  * License.  When distributing the software, include this License Header

  * Notice in each file and include the License file at

  * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Oracle in the GPL Version 2 section of the License file that

  * accompanied this code. If applicable, add the following below the

  * License Header, with the fields enclosed by brackets [] replaced by

  * your own identifying information:

  * "Portions Copyrighted [year] [name of copyright owner]"

  *

  * Contributor(s):

  *

  * The Original Software is NetBeans. The Initial Developer of the Original

  * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.

  *

  * If you wish your version of this file to be governed by only the CDDL

  * or only the GPL Version 2, indicate your decision by adding

  * "[Contributor] elects to include this software in this distribution

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  * to extend the choice of license to its licensees as provided above.

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 package net.java.html.boot.script.ko4j;

 import java.io.Closeable;

 import java.io.IOException;

 import java.lang.reflect.InvocationTargetException;

 import java.lang.reflect.Method;

 import java.util.concurrent.Executor;

 import java.util.concurrent.Executors;

 import java.util.logging.Level;

 import java.util.logging.Logger;

 import org.netbeans.html.boot.spi.Fn;

 import org.testng.ITest;

 import org.testng.SkipException;

 import org.testng.annotations.Test;

 /**

  *

  * @author Jaroslav Tulach

  */

 public final class KOCase implements ITest, Runnable {

     static final Executor JS = Executors.newSingleThreadExecutor();

     private final Fn.Presenter p;

     private final Method m;

     private final String skipMsg;

     private Object result;

     private Object inst;

     private int count;

     KOCase(Fn.Presenter p, Method m, String skipMsg) {

         this.p = p;

         this.m = m;

         this.skipMsg = skipMsg;

     }

     @Override

     public String getTestName() {

         return m.getName();

     }

     @Test

     public synchronized void executeTest() throws Exception {

         if (skipMsg != null) {

             throw new SkipException(skipMsg);

         }

         if (result == null) {

             JS.execute(this);

             wait();

         }

         if (result instanceof Exception) {

             throw (Exception)result;

         }

         if (result instanceof Error) {

             throw (Error)result;

         }

     }

     @Override

     public synchronized void run() {

         boolean notify = true;

         Closeable a = Fn.activate(p);

         try {

             if (inst == null) {

                 inst = m.getDeclaringClass().newInstance();

             }

             result = m.invoke(inst);

             if (result == null) {

                 result = this;

             }

         } catch (InvocationTargetException ex) {

             Throwable r = ex.getTargetException();

             if (r instanceof InterruptedException) {

                 if (count++ < 1000) {

                     notify = false;

                     try {

                         Thread.sleep(30);

                     } catch (InterruptedException ignore) {

                         // just go on

                     }

                     JS.execute(this);

                     return;

                 }

             }

             result = r;

         } catch (Exception ex) {

             result = ex;

         } finally {

             if (notify) {

                 notifyAll();

             }

             try {

                 a.close();

             } catch (IOException ex) {

                 throw new IllegalStateException(ex);

             }

         }

     }

 }