desktop/source/deployment/manager/dp_managerfac.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
  21 #include "dp_manager.h"
  22 #include "dp_resource.h"
  23 #include "cppuhelper/compbase1.hxx"
  24 #include "comphelper/servicedecl.hxx"
  25 #include "com/sun/star/deployment/thePackageManagerFactory.hpp"
  26 #include <boost/unordered_map.hpp>
  27
  28
  29 using namespace ::dp_misc;
  30 using namespace ::com::sun::star;
  31 using namespace ::com::sun::star::uno;
  32
  33 namespace dp_manager {
  34 namespace factory {
  35
  36 typedef ::cppu::WeakComponentImplHelper1<
  37     deployment::XPackageManagerFactory > t_pmfac_helper;
  38
  39 //==============================================================================
  40 class PackageManagerFactoryImpl : private MutexHolder, public t_pmfac_helper
  41 {
  42     Reference<XComponentContext> m_xComponentContext;
  43
  44     Reference<deployment::XPackageManager> m_xUserMgr;
  45     Reference<deployment::XPackageManager> m_xSharedMgr;
  46     Reference<deployment::XPackageManager> m_xBundledMgr;
  47     Reference<deployment::XPackageManager> m_xTmpMgr;
  48     Reference<deployment::XPackageManager> m_xBakMgr;
  49     typedef ::boost::unordered_map<
  50         OUString, WeakReference<deployment::XPackageManager>,
  51         OUStringHash > t_string2weakref;
  52     t_string2weakref m_managers;
  53
  54 protected:
  55     inline void check();
  56     virtual void SAL_CALL disposing();
  57
  58 public:
  59     virtual ~PackageManagerFactoryImpl();
  60     PackageManagerFactoryImpl(
  61         Reference<XComponentContext> const & xComponentContext );
  62
  63     // XPackageManagerFactory
  64     virtual Reference<deployment::XPackageManager> SAL_CALL getPackageManager(
  65         OUString const & context ) throw (RuntimeException);
  66 };
  67
  68 //==============================================================================
  69 namespace sdecl = comphelper::service_decl;
  70 sdecl::class_<PackageManagerFactoryImpl> servicePMFI;
  71 extern sdecl::ServiceDecl const serviceDecl(
  72     servicePMFI,
  73     // a private one:
  74     "com.sun.star.comp.deployment.PackageManagerFactory",
  75     "com.sun.star.comp.deployment.PackageManagerFactory" );
  76
  77 //______________________________________________________________________________
  78 PackageManagerFactoryImpl::PackageManagerFactoryImpl(
  79     Reference<XComponentContext> const & xComponentContext )
  80     : t_pmfac_helper( getMutex() ),
  81       m_xComponentContext( xComponentContext )
  82 {
  83 }
  84
  85 //______________________________________________________________________________
  86 PackageManagerFactoryImpl::~PackageManagerFactoryImpl()
  87 {
  88 }
  89
  90 //______________________________________________________________________________
  91 inline void PackageManagerFactoryImpl::check()
  92 {
  93     ::osl::MutexGuard guard( getMutex() );
  94     if (rBHelper.bInDispose || rBHelper.bDisposed)
  95     {
  96         throw lang::DisposedException(
  97             "PackageManagerFactory instance has already been disposed!",
  98             static_cast<OWeakObject *>(this) );
  99     }
 100 }
 101
 102 //______________________________________________________________________________
 103 void PackageManagerFactoryImpl::disposing()
 104 {
 105     // dispose all managers:
 106     ::osl::MutexGuard guard( getMutex() );
 107     t_string2weakref::const_iterator iPos( m_managers.begin() );
 108     t_string2weakref::const_iterator const iEnd( m_managers.end() );
 109     for ( ; iPos != iEnd; ++iPos )
 110         try_dispose( iPos->second );
 111     m_managers = t_string2weakref();
 112     // the below are already disposed:
 113     m_xUserMgr.clear();
 114     m_xSharedMgr.clear();
 115     m_xBundledMgr.clear();
 116     m_xTmpMgr.clear();
 117     m_xBakMgr.clear();
 118 }
 119
 120 // XPackageManagerFactory
 121 //______________________________________________________________________________
 122 Reference<deployment::XPackageManager>
 123 PackageManagerFactoryImpl::getPackageManager( OUString const & context )
 124     throw (RuntimeException)
 125 {
 126     Reference< deployment::XPackageManager > xRet;
 127     ::osl::ResettableMutexGuard guard( getMutex() );
 128     check();
 129     t_string2weakref::const_iterator const iFind( m_managers.find( context ) );
 130     if (iFind != m_managers.end()) {
 131         xRet = iFind->second;
 132         if (xRet.is())
 133             return xRet;
 134     }
 135
 136     guard.clear();
 137     xRet.set( PackageManagerImpl::create( m_xComponentContext, context ) );
 138     guard.reset();
 139     ::std::pair< t_string2weakref::iterator, bool > insertion(
 140         m_managers.insert( t_string2weakref::value_type( context, xRet ) ) );
 141     if (insertion.second)
 142     {
 143         OSL_ASSERT( insertion.first->second.get() == xRet );
 144         // hold user, shared mgrs for whole process: live deployment
 145         if ( context == "user" )
 146             m_xUserMgr = xRet;
 147         else if ( context == "shared" )
 148             m_xSharedMgr = xRet;
 149         else if ( context == "bundled" )
 150             m_xBundledMgr = xRet;
 151         else if ( context == "tmp" )
 152             m_xTmpMgr = xRet;
 153         else if ( context == "bak" )
 154             m_xBakMgr = xRet;
 155     }
 156     else
 157     {
 158         Reference< deployment::XPackageManager > xAlreadyIn(
 159             insertion.first->second );
 160         if (xAlreadyIn.is())
 161         {
 162             guard.clear();
 163             try_dispose( xRet );
 164             xRet = xAlreadyIn;
 165         }
 166         else
 167         {
 168             insertion.first->second = xRet;
 169         }
 170     }
 171     return xRet;
 172 }
 173
 174 } // namespace factory
 175 } // namespace dp_manager
 176
 177 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */