qadevOOo/runner/complexlib/MethodThread.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 package complexlib;
  20
  21 import java.io.PrintWriter;
  22 import java.lang.reflect.Method;
  23
  24 /**
  25  * Invoke a method of a class in an own thread. Provide a method to end
  26  * the thread.
  27  */
  28 public class MethodThread extends Thread
  29 {
  30
  31     /** The method that should be executed **/
  32     private final Method mTestMethod;
  33     /** The object that implements the method **/
  34     private final Object mInvokeClass;
  35     /** A PrintWriter for debug Output **/
  36     private final PrintWriter mLog;
  37     /** An Error String **/
  38     private String mErrMessage = null;
  39     /** Did an Exception happen? **/
  40     private boolean mExceptionHappened = false;
  41     private Object[] mParameter = null;
  42
  43     public MethodThread(Method testMethod, Object invokeClass, Object[] parameter, PrintWriter log)
  44     {
  45         mTestMethod = testMethod;
  46         mInvokeClass = invokeClass;
  47         mParameter = parameter;
  48         mLog = log;
  49     }
  50
  51     /**
  52      * Invoke the method.
  53      */
  54     @Override
  55     public void run()
  56     {
  57         try
  58         {
  59             mTestMethod.invoke(mInvokeClass, mParameter);
  60         }
  61         catch (IllegalAccessException e)
  62         {
  63             e.printStackTrace(mLog);
  64             mErrMessage = e.getMessage();
  65             mExceptionHappened = true;
  66         }
  67         catch (java.lang.reflect.InvocationTargetException e)
  68         {
  69             Throwable t = e.getTargetException();
  70             if (!(t instanceof ComplexTestCase.AssureException))
  71             {
  72                 t.printStackTrace(mLog);
  73                 mErrMessage = t.getMessage();
  74                 if (mErrMessage == null)
  75                 {
  76                     mErrMessage = t.toString();
  77                 }
  78                 mExceptionHappened = true;
  79             }
  80
  81         }
  82     }
  83
  84     /**
  85      * Get the error message
  86      * @return The error message.
  87      */
  88     public String getErrorMessage()
  89     {
  90         return mErrMessage;
  91     }
  92
  93     /**
  94      * Is there an error message?
  95      * @return True, if an error did happen.
  96      */
  97     public boolean hasErrorMessage()
  98     {
  99         return mExceptionHappened;
 100     }
 101
 102     /**
 103      * Stop the running method.
 104      */
 105     public void stopRunning()
 106     {
 107         try
 108         {
 109             interrupt();
 110         }
 111         catch (SecurityException e)
 112         {
 113             e.printStackTrace(mLog);
 114             mErrMessage = e.getMessage();
 115             mExceptionHappened = true;
 116         }
 117     }
 118 }