LCOV - code coverage report
Current view: top level - cppu/source/threadpool - thread.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 74 0.0 %
Date: 2014-04-14 Functions: 0 13 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <stdio.h>
      21             : #include <osl/diagnose.h>
      22             : #include <uno/threadpool.h>
      23             : 
      24             : #include <com/sun/star/lang/DisposedException.hpp>
      25             : #include <com/sun/star/uno/Reference.hxx>
      26             : #include <com/sun/star/uno/XInterface.hpp>
      27             : #include <rtl/ustring.h>
      28             : #include <rtl/ustring.hxx>
      29             : 
      30             : #include "thread.hxx"
      31             : #include "jobqueue.hxx"
      32             : #include "threadpool.hxx"
      33             : 
      34             : using namespace osl;
      35             : 
      36             : namespace cppu_threadpool {
      37             : 
      38             : 
      39           0 :     ThreadAdmin::ThreadAdmin(): m_disposed(false) {}
      40             : 
      41           0 :     ThreadAdmin::~ThreadAdmin()
      42             :     {
      43             : #if OSL_DEBUG_LEVEL > 1
      44             :         if( m_lst.size() )
      45             :         {
      46             :             fprintf( stderr, "%lu Threads left\n" , static_cast<unsigned long>(m_lst.size()) );
      47             :         }
      48             : #endif
      49           0 :     }
      50             : 
      51           0 :     void ThreadAdmin::add( rtl::Reference< ORequestThread > const & p )
      52             :     {
      53           0 :         MutexGuard aGuard( m_mutex );
      54           0 :         if( m_disposed )
      55             :         {
      56             :             throw css::lang::DisposedException(
      57             :                 rtl::OUString(
      58             :                         "cppu_threadpool::ORequestThread created after"
      59             :                         " cppu_threadpool::ThreadAdmin has been disposed"),
      60           0 :                 css::uno::Reference< css::uno::XInterface >());
      61             :         }
      62           0 :         m_lst.push_back( p );
      63           0 :     }
      64             : 
      65           0 :     void ThreadAdmin::remove_locked( rtl::Reference< ORequestThread > const & p )
      66             :     {
      67           0 :         ::std::list< rtl::Reference< ORequestThread > >::iterator ii = ::std::find( m_lst.begin(), m_lst.end(), p );
      68           0 :         if( ii != m_lst.end() )
      69             :         {
      70           0 :             m_lst.erase( ii );
      71             :         }
      72           0 :     }
      73             : 
      74           0 :     void ThreadAdmin::remove( rtl::Reference< ORequestThread > const & p )
      75             :     {
      76           0 :         MutexGuard aGuard( m_mutex );
      77           0 :         remove_locked( p );
      78           0 :     }
      79             : 
      80           0 :     void ThreadAdmin::join()
      81             :     {
      82             :         {
      83           0 :             MutexGuard aGuard( m_mutex );
      84           0 :             m_disposed = true;
      85             :         }
      86             :         for (;;)
      87             :         {
      88           0 :             rtl::Reference< ORequestThread > pCurrent;
      89             :             {
      90           0 :                 MutexGuard aGuard( m_mutex );
      91           0 :                 if( m_lst.empty() )
      92             :                 {
      93           0 :                     break;
      94             :                 }
      95           0 :                 pCurrent = m_lst.front();
      96           0 :                 m_lst.pop_front();
      97             :             }
      98           0 :             pCurrent->join();
      99           0 :         }
     100           0 :     }
     101             : 
     102             : 
     103           0 :     ORequestThread::ORequestThread( ThreadPoolHolder const &aThreadPool,
     104             :                                     JobQueue *pQueue,
     105             :                                     const ByteSequence &aThreadId,
     106             :                                     bool bAsynchron )
     107             :         : m_aThreadPool( aThreadPool )
     108             :         , m_pQueue( pQueue )
     109             :         , m_aThreadId( aThreadId )
     110           0 :         , m_bAsynchron( bAsynchron )
     111           0 :     {}
     112             : 
     113           0 :     ORequestThread::~ORequestThread() {}
     114             : 
     115           0 :     void ORequestThread::setTask( JobQueue *pQueue,
     116             :                                   const ByteSequence &aThreadId,
     117             :                                   bool bAsynchron )
     118             :     {
     119           0 :         m_pQueue = pQueue;
     120           0 :         m_aThreadId = aThreadId;
     121           0 :         m_bAsynchron = bAsynchron;
     122           0 :     }
     123             : 
     124           0 :     void ORequestThread::launch()
     125             :     {
     126             :         // Assumption is that osl::Thread::create returns normally with a true
     127             :         // return value iff it causes osl::Thread::run to start executing:
     128           0 :         acquire();
     129           0 :         ThreadAdmin & rThreadAdmin = m_aThreadPool->getThreadAdmin();
     130           0 :         osl::ClearableMutexGuard g(rThreadAdmin.m_mutex);
     131           0 :         rThreadAdmin.add( this );
     132             :         try {
     133           0 :             if (!create()) {
     134           0 :                 throw std::runtime_error("osl::Thread::create failed");
     135             :             }
     136           0 :         } catch (...) {
     137           0 :             rThreadAdmin.remove_locked( this );
     138           0 :             g.clear();
     139           0 :             release();
     140           0 :             throw;
     141           0 :         }
     142           0 :     }
     143             : 
     144           0 :     void ORequestThread::onTerminated()
     145             :     {
     146           0 :         m_aThreadPool->getThreadAdmin().remove( this );
     147           0 :         release();
     148           0 :     }
     149             : 
     150           0 :     void ORequestThread::run()
     151             :     {
     152             :         try
     153             :         {
     154           0 :             while ( m_pQueue )
     155             :             {
     156           0 :                 if( ! m_bAsynchron )
     157             :                 {
     158           0 :                     if ( !uno_bindIdToCurrentThread( m_aThreadId.getHandle() ) )
     159             :                     {
     160             :                         OSL_ASSERT( false );
     161             :                     }
     162             :                 }
     163             : 
     164           0 :                 while( ! m_pQueue->isEmpty() )
     165             :                 {
     166             :                     // Note : Oneways should not get a disposable disposeid,
     167             :                     //        It does not make sense to dispose a call in this state.
     168             :                     //        That's way we put it an disposeid, that can't be used otherwise.
     169             :                     m_pQueue->enter(
     170             :                         sal::static_int_cast< sal_Int64 >(
     171             :                             reinterpret_cast< sal_IntPtr >(this)),
     172           0 :                         true );
     173             : 
     174           0 :                     if( m_pQueue->isEmpty() )
     175             :                     {
     176           0 :                         m_aThreadPool->revokeQueue( m_aThreadId , m_bAsynchron );
     177             :                         // Note : revokeQueue might have failed because m_pQueue.isEmpty()
     178             :                         //        may be false (race).
     179             :                     }
     180             :                 }
     181             : 
     182           0 :                 delete m_pQueue;
     183           0 :                 m_pQueue = 0;
     184             : 
     185           0 :                 if( ! m_bAsynchron )
     186             :                 {
     187           0 :                     uno_releaseIdFromCurrentThread();
     188             :                 }
     189             : 
     190           0 :                 m_aThreadPool->waitInPool( this );
     191             :             }
     192             :         }
     193           0 :         catch (...)
     194             :         {
     195             :             // Work around the problem that onTerminated is not called if run
     196             :             // throws an exception:
     197           0 :             onTerminated();
     198           0 :             throw;
     199             :         }
     200           0 :     }
     201             : }
     202             : 
     203             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

Generated by: LCOV version 1.10