mysqlc/source/mysqlc_services.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 "mysqlc_driver.hxx"
  21
  22 #include <cppuhelper/factory.hxx>
  23 #include <osl/diagnose.h>
  24 #include <rtl/ustrbuf.hxx>
  25 #include <uno/lbnames.h>
  26
  27 using namespace connectivity::mysqlc;
  28 using ::com::sun::star::uno::Reference;
  29 using ::com::sun::star::uno::Sequence;
  30 using ::com::sun::star::lang::XSingleServiceFactory;
  31 using ::com::sun::star::lang::XMultiServiceFactory;
  32
  33 typedef Reference< XSingleServiceFactory > (SAL_CALL *createFactoryFunc)
  34         (
  35             const Reference< XMultiServiceFactory > & rServiceManager,
  36             const rtl::OUString & rComponentName,
  37             ::cppu::ComponentInstantiation pCreateFunction,
  38             const Sequence< rtl::OUString > & rServiceNames,
  39             rtl_ModuleCount*
  40         );
  41
  42 struct ProviderRequest
  43 {
  44     Reference< XSingleServiceFactory > xRet;
  45     Reference< XMultiServiceFactory > const xServiceManager;
  46     rtl::OUString const sImplementationName;
  47
  48     ProviderRequest(
  49         void* pServiceManager,
  50         sal_Char const* pImplementationName
  51     ) : xServiceManager(static_cast<XMultiServiceFactory*>(pServiceManager))
  52       , sImplementationName(rtl::OUString::createFromAscii(pImplementationName))
  53     {
  54     }
  55
  56     inline bool CREATE_PROVIDER(
  57                 const rtl::OUString& Implname,
  58                 const Sequence< rtl::OUString > & Services,
  59                 ::cppu::ComponentInstantiation Factory,
  60                 createFactoryFunc creator
  61             )
  62     {
  63         if (!xRet.is() && (Implname == sImplementationName)) {
  64             try {
  65                 xRet = creator( xServiceManager, sImplementationName,Factory, Services,nullptr);
  66             } catch (...) {
  67             }
  68         }
  69         return xRet.is();
  70     }
  71
  72     void* getProvider() const { return xRet.get(); }
  73 };
  74
  75 extern "C" SAL_DLLPUBLIC_EXPORT void* SAL_CALL component_getFactory(
  76                     const sal_Char * pImplementationName,
  77                     void * pServiceManager,
  78                     void * /* pRegistryKey */)
  79 {
  80     void* pRet = nullptr;
  81     if (pServiceManager) {
  82         ProviderRequest aReq(pServiceManager,pImplementationName);
  83
  84         aReq.CREATE_PROVIDER(
  85             MysqlCDriver::getImplementationName_Static(),
  86             MysqlCDriver::getSupportedServiceNames_Static(),
  87             MysqlCDriver_CreateInstance, ::cppu::createSingleFactory)
  88         ;
  89
  90         if(aReq.xRet.is()) {
  91             aReq.xRet->acquire();
  92         }
  93
  94         pRet = aReq.getProvider();
  95     }
  96
  97     return pRet;
  98 };
  99
 100 extern "C" SAL_DLLPUBLIC_EXPORT void SAL_CALL
 101 component_getImplementationEnvironment(
 102     char const ** ppEnvTypeName, uno_Environment **)
 103 {
 104     *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
 105 }
 106
 107 /*
 108  * Local variables:
 109  * tab-width: 4
 110  * c-basic-offset: 4
 111  * End:
 112  * vim600: noet sw=4 ts=4 fdm=marker
 113  * vim<600: noet sw=4 ts=4
 114  */
 115
 116 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */