/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, version 2 of the License.

  *

  * This program 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 for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.vmtest.impl;

 import java.io.IOException;

 import java.util.HashSet;

 import java.util.LinkedHashMap;

 import java.util.Map;

 import java.util.Set;

 import org.apidesign.bck2brwsr.launcher.Launcher;

 import org.testng.annotations.AfterGroups;

 import org.testng.annotations.BeforeGroups;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 public final class LaunchSetup {

     static LaunchSetup INSTANCE = new LaunchSetup();

     private Launcher js;

     private final Map<String,Launcher> brwsrs = new LinkedHashMap<>();

     private LaunchSetup() {

     }

     public Launcher javaScript() {

         return js(true);

     } 

     private synchronized  Launcher js(boolean create) {

         if (js == null && create) {

             final String p = System.getProperty("vmtest.js", "script"); // NOI18N

             switch (p) {

                 case "brwsr": // NOI18N

                     String cmd = null;

                     String pb = System.getProperty("vmtest.brwsrs"); // NOI18N

                     if (pb != null) {

                         cmd = pb.split(",")[0]; // NOI18N

                     }

                     js = brwsr(cmd);

                     break;

                 case "script": js = Launcher.createJavaScript(); break; // NOI18N

                 default: throw new IllegalArgumentException(

                     "Unknown value of vmtest.js property: " + p

                 );

             }

         }

         return js;

     } 

     public synchronized Launcher brwsr(String cmd) {

         Launcher s = brwsrs.get(cmd);

         if (s == null) {

             s = Launcher.createBrowser(cmd);

             brwsrs.put(cmd, s);

         }

         return s;

     }

     @BeforeGroups("run")

     public void initializeLauncher() throws IOException {

         Set<Launcher> all = new HashSet<>(brwsrs.values());

         if (js(false) != null) {

             all.add(js(true));

         }

         for (Launcher launcher : all) {

             launcher.initialize();

         }

     }

     @AfterGroups("run")

     public void shutDownLauncher() throws IOException, InterruptedException {

         Set<Launcher> all = new HashSet<>(brwsrs.values());

         if (js(false) != null) {

             all.add(js(true));

         }

         for (Launcher launcher : all) {

             launcher.shutdown();

         }

     }

 }