comphelper/source/processfactory/processfactory.cxx

   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 <osl/mutex.hxx>
  21 #include <comphelper/processfactory.hxx>
  22 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  23
  24 #include "com/sun/star/beans/XPropertySet.hpp"
  25 #include "com/sun/star/uno/DeploymentException.hpp"
  26
  27 using namespace ::com::sun::star;
  28 using namespace com::sun::star::uno;
  29 using namespace com::sun::star::lang;
  30 using namespace osl;
  31
  32 namespace comphelper
  33 {
  34
  35 /*
  36     This function preserves only that the xProcessFactory variable will not be create when
  37     the library is loaded.
  38 */
  39 Reference< XMultiServiceFactory > localProcessFactory( const Reference< XMultiServiceFactory >& xSMgr, sal_Bool bSet )
  40 {
  41     Guard< Mutex > aGuard( Mutex::getGlobalMutex() );
  42
  43     static Reference< XMultiServiceFactory > xProcessFactory;
  44     if ( bSet )
  45     {
  46         xProcessFactory = xSMgr;
  47     }
  48
  49     return xProcessFactory;
  50 }
  51
  52
  53 void setProcessServiceFactory(const Reference< XMultiServiceFactory >& xSMgr)
  54 {
  55     localProcessFactory( xSMgr, sal_True );
  56 }
  57
  58 Reference< XMultiServiceFactory > getProcessServiceFactory()
  59 {
  60     Reference< XMultiServiceFactory> xReturn;
  61     xReturn = localProcessFactory( xReturn, sal_False );
  62     if ( !xReturn.is() )
  63     {
  64         throw DeploymentException(
  65             "null process service factory", Reference< XInterface >() );
  66     }
  67     return xReturn;
  68 }
  69
  70 Reference< XComponentContext > getComponentContext(
  71     Reference< XMultiServiceFactory > const & factory)
  72 {
  73     Reference< XComponentContext > xRet;
  74     uno::Reference<beans::XPropertySet> const xProps( factory, uno::UNO_QUERY );
  75     if (xProps.is()) {
  76         try {
  77             xRet.set( xProps->getPropertyValue( OUString("DefaultContext") ),
  78                       uno::UNO_QUERY );
  79         }
  80         catch (beans::UnknownPropertyException & e) {
  81             throw DeploymentException(
  82                 "unknown service factory DefaultContext property: " + e.Message,
  83                 Reference< XInterface >( factory, UNO_QUERY ) );
  84         }
  85     }
  86     if ( !xRet.is() )
  87     {
  88         throw DeploymentException(
  89             "no service factory DefaultContext",
  90             Reference< XInterface >( factory, UNO_QUERY ) );
  91     }
  92     return xRet;
  93 }
  94
  95 Reference< XComponentContext > getProcessComponentContext()
  96 {
  97     return getComponentContext( getProcessServiceFactory() );
  98 }
  99
 100 } // namespace comphelper
 101
 102 extern "C" {
 103 uno::XComponentContext * comphelper_getProcessComponentContext()
 104 {
 105     uno::Reference<uno::XComponentContext> xRet;
 106     xRet = ::comphelper::getProcessComponentContext();
 107     if (xRet.is())
 108         xRet->acquire();
 109     return xRet.get();
 110 }
 111 } // extern "C"
 112
 113 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */