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ThreadWeaver

JobSequence.cpp

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00001 /* -*- C++ -*-
00002 
00003    This file implements the JobSequence class.
00004 
00005    $ Author: Mirko Boehm $
00006    $ Copyright: (C) 2004, 2005, 2006 Mirko Boehm $
00007    $ Contact: mirko@kde.org
00008          http://www.kde.org
00009          http://www.hackerbuero.org $
00010 
00011    This library is free software; you can redistribute it and/or
00012    modify it under the terms of the GNU Library General Public
00013    License as published by the Free Software Foundation; either
00014    version 2 of the License, or (at your option) any later version.
00015 
00016    This library is distributed in the hope that it will be useful,
00017    but WITHOUT ANY WARRANTY; without even the implied warranty of
00018    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00019    Library General Public License for more details.
00020 
00021    You should have received a copy of the GNU Library General Public License
00022    along with this library; see the file COPYING.LIB.  If not, write to
00023    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00024    Boston, MA 02110-1301, USA.
00025 
00026    $Id: DebuggingAids.h 30 2005-08-16 16:16:04Z mirko $
00027 */
00028 
00029 #include "JobSequence.h"
00030 #include "WeaverInterface.h"
00031 #include "DebuggingAids.h"
00032 #include "DependencyPolicy.h"
00033 
00034 using namespace ThreadWeaver;
00035 
00036 JobSequence::JobSequence ( QObject *parent )
00037     : JobCollection ( parent ), d ( 0 )
00038 {
00039 }
00040 
00041 void JobSequence::aboutToBeQueued ( WeaverInterface *weaver )
00042 {
00043     REQUIRE (weaver != 0);
00044 
00045     if ( jobListLength() > 1 )
00046     {
00047         // set up the dependencies:
00048         for ( int i = 1; i < jobListLength(); ++i )
00049         {
00050             Job* jobA = jobAt(i);
00051             Job* jobB = jobAt(i-1);
00052             P_ASSERT ( jobA != 0 );
00053             P_ASSERT ( jobB != 0 );
00054             DependencyPolicy::instance().addDependency ( jobA, jobB );
00055         }
00056     }
00057 
00058     JobCollection::aboutToBeQueued( weaver );
00059 }
00060 
00061 void JobSequence::internalJobDone( Job* job)
00062 {
00063     REQUIRE ( job != 0 );
00064     
00065     if ( !job->success() )
00066     {
00067         stop( job );
00068     }
00069 
00070     JobCollection::internalJobDone(job);
00071 }
00072 
00073 #include "JobSequence.moc"

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