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 Method mTestMethod = null;
  33     /** The object that implements the method **/
  34     private Object mInvokeClass = null;
  35     /** A PrintWriter for debug Output **/
  36     private PrintWriter mLog = null;
  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     /**
  44      * Constructor.
  45      * @param testMethod The method that will be invoked.
  46      * @param invokeClass The class where the method is invoked.
  47      * @param log The logging mechanism.
  48      */
  49     public MethodThread(Method testMethod, Object invokeClass, PrintWriter log)
  50     {
  51         mTestMethod = testMethod;
  52         mInvokeClass = invokeClass;
  53         mLog = log;
  54     }
  55
  56     public MethodThread(Method testMethod, Object invokeClass, Object[] parameter, PrintWriter log)
  57     {
  58         mTestMethod = testMethod;
  59         mInvokeClass = invokeClass;
  60         mParameter = parameter;
  61         mLog = log;
  62     }
  63
  64     /**
  65      * Invoke the method.
  66      */
  67     public void run()
  68     {
  69         try
  70         {
  71             mTestMethod.invoke(mInvokeClass, mParameter);
  72         }
  73         catch (IllegalAccessException e)
  74         {
  75             e.printStackTrace(mLog);
  76             mErrMessage = e.getMessage();
  77             mExceptionHappened = true;
  78         }
  79         catch (java.lang.reflect.InvocationTargetException e)
  80         {
  81             Throwable t = e.getTargetException();
  82             if (!(t instanceof ComplexTestCase.AssureException))
  83             {
  84                 t.printStackTrace(mLog);
  85                 mErrMessage = t.getMessage();
  86                 if (mErrMessage == null)
  87                 {
  88                     mErrMessage = t.toString();
  89                 }
  90                 mExceptionHappened = true;
  91             }
  92
  93         }
  94     }
  95
  96     /**
  97      * Get the error message
  98      * @return The error message.
  99      */
 100     public String getErrorMessage()
 101     {
 102         return mErrMessage;
 103     }
 104
 105     /**
 106      * Is there an error message?
 107      * @return True, if an error did happen.
 108      */
 109     public boolean hasErrorMessage()
 110     {
 111         return mExceptionHappened;
 112     }
 113
 114     /**
 115      * Stop the running method.
 116      * @deprecated
 117      */
 118     public void destroy()
 119     {
 120         stop();
 121     }
 122
 123     /**
 124      * Stop the running method.
 125      */
 126     public void stopRunning()
 127     {
 128         try
 129         {
 130             interrupt();
 131         }
 132         catch (SecurityException e)
 133         {
 134             e.printStackTrace(mLog);
 135             mErrMessage = e.getMessage();
 136             mExceptionHappened = true;
 137         }
 138     }
 139 }