1. Project Clover database Tue Dec 20 2016 21:24:09 CET
  2. Package org.xwiki.context.concurrent

File ExecutionContextRunnable.java

 

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Code metrics

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Classes

Class Line # Actions
ExecutionContextRunnable 34 11 0% 4 2
0.8461538684.6%
 

Contributing tests

This file is covered by 1 test. .

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1    /*
2    * See the NOTICE file distributed with this work for additional
3    * information regarding copyright ownership.
4    *
5    * This is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU Lesser General Public License as
7    * published by the Free Software Foundation; either version 2.1 of
8    * the License, or (at your option) any later version.
9    *
10    * This software is distributed in the hope that it will be useful,
11    * but WITHOUT ANY WARRANTY; without even the implied warranty of
12    * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13    * Lesser General Public License for more details.
14    *
15    * You should have received a copy of the GNU Lesser General Public
16    * License along with this software; if not, write to the Free
17    * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18    * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
19    */
20    package org.xwiki.context.concurrent;
21   
22    import org.xwiki.component.manager.ComponentLookupException;
23    import org.xwiki.component.manager.ComponentManager;
24    import org.xwiki.context.Execution;
25    import org.xwiki.context.ExecutionContext;
26    import org.xwiki.context.ExecutionContextManager;
27   
28    /**
29    * {@link Runnable} wrapper which initialize and clean the execution context.
30    *
31    * @version $Id: b7b0ff6d9b3c37911aedad3df91d1efb4ed304c0 $
32    * @since 5.1RC1
33    */
 
34    public class ExecutionContextRunnable implements Runnable
35    {
36    /**
37    * Used to access the components needed to initialize and dispose the {@link ExecutionContext}.
38    */
39    private ComponentManager componentManager;
40   
41    /**
42    * The runnable to wrap.
43    */
44    private Runnable runnable;
45   
46    /**
47    * @param runnable used to access the components needed to initialize and dispose the {@link ExecutionContext}.
48    * @param componentManager the runnable to wrap.
49    */
 
50  3 toggle public ExecutionContextRunnable(Runnable runnable, ComponentManager componentManager)
51    {
52  3 this.runnable = runnable;
53  3 this.componentManager = componentManager;
54    }
55   
 
56  3 toggle @Override
57    public void run()
58    {
59    // Create a clean Execution Context
60  3 ExecutionContext context = new ExecutionContext();
61   
62  3 try {
63  3 this.componentManager.<ExecutionContextManager>getInstance(ExecutionContextManager.class).initialize(
64    context);
65    } catch (Exception e) {
66  0 throw new RuntimeException("Failed to initialize Runnable [" + this + "] execution context", e);
67    }
68   
69  3 try {
70  3 this.runnable.run();
71    } finally {
72  3 try {
73  3 this.componentManager.<Execution>getInstance(Execution.class).removeContext();
74    } catch (ComponentLookupException e) {
75  0 throw new RuntimeException("Failed to cleanup ExecutionContext after Runnable execution", e);
76    }
77    }
78    }
79    }