comphelper/source/container/namecontainer.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.
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   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 <sal/config.h>
  21
  22 #include <map>
  23 #include <mutex>
  24
  25 #include <comphelper/namecontainer.hxx>
  26 #include <comphelper/sequence.hxx>
  27 #include <cppuhelper/implbase.hxx>
  28 #include <osl/mutex.hxx>
  29 #include <com/sun/star/container/XNameContainer.hpp>
  30
  31 typedef std::map<OUString, css::uno::Any> SvGenericNameContainerMapImpl;
  32
  33 namespace comphelper
  34 {
  35     namespace {
  36
  37     /** this is the base helper class for NameContainer that's also declared in this header. */
  38     class NameContainer : public ::cppu::WeakImplHelper< css::container::XNameContainer >
  39     {
  40     public:
  41         explicit NameContainer( const css::uno::Type& aType );
  42
  43         // XNameContainer
  44         virtual void SAL_CALL insertByName( const OUString& aName, const css::uno::Any& aElement ) override;
  45         virtual void SAL_CALL removeByName( const OUString& Name ) override;
  46
  47         // XNameReplace
  48         virtual void SAL_CALL replaceByName( const OUString& aName, const css::uno::Any& aElement ) override;
  49
  50         // XNameAccess
  51         virtual css::uno::Any SAL_CALL getByName( const OUString& aName ) override;
  52         virtual css::uno::Sequence< OUString > SAL_CALL getElementNames(  ) override;
  53         virtual sal_Bool SAL_CALL hasByName( const OUString& aName ) override;
  54
  55         // XElementAccess
  56         virtual sal_Bool SAL_CALL hasElements(  ) override;
  57         virtual css::uno::Type SAL_CALL getElementType(  ) override;
  58
  59     private:
  60         SvGenericNameContainerMapImpl maProperties;
  61         const css::uno::Type maType;
  62         std::mutex maMutex;
  63     };
  64
  65     }
  66 }
  67
  68 using namespace ::comphelper;
  69 using namespace ::osl;
  70 using namespace ::com::sun::star::uno;
  71 using namespace ::com::sun::star::container;
  72 using namespace ::com::sun::star::lang;
  73
  74
  75 NameContainer::NameContainer( const css::uno::Type& aType )
  76 : maType( aType )
  77 {
  78 }
  79
  80 // XNameContainer
  81 void SAL_CALL NameContainer::insertByName( const OUString& aName, const Any& aElement )
  82 {
  83     std::scoped_lock aGuard( maMutex );
  84
  85     if( maProperties.find( aName ) != maProperties.end() )
  86         throw ElementExistException();
  87
  88     if( aElement.getValueType() != maType )
  89         throw IllegalArgumentException("element is wrong type", static_cast<cppu::OWeakObject*>(this), 2);
  90
  91     maProperties.emplace(aName,aElement);
  92 }
  93
  94 void SAL_CALL NameContainer::removeByName( const OUString& Name )
  95 {
  96     std::scoped_lock aGuard( maMutex );
  97
  98     SvGenericNameContainerMapImpl::iterator aIter = maProperties.find( Name );
  99     if( aIter == maProperties.end() )
 100         throw NoSuchElementException();
 101
 102     maProperties.erase( aIter );
 103 }
 104
 105 // XNameReplace
 106
 107 void SAL_CALL NameContainer::replaceByName( const OUString& aName, const Any& aElement )
 108 {
 109     std::scoped_lock aGuard( maMutex );
 110
 111     SvGenericNameContainerMapImpl::iterator aIter( maProperties.find( aName ) );
 112     if( aIter == maProperties.end() )
 113         throw NoSuchElementException();
 114
 115     if( aElement.getValueType() != maType )
 116         throw IllegalArgumentException("element is wrong type", static_cast<cppu::OWeakObject*>(this), 2);
 117
 118     (*aIter).second = aElement;
 119 }
 120
 121 // XNameAccess
 122
 123 Any SAL_CALL NameContainer::getByName( const OUString& aName )
 124 {
 125     std::scoped_lock aGuard( maMutex );
 126
 127     SvGenericNameContainerMapImpl::iterator aIter = maProperties.find( aName );
 128     if( aIter == maProperties.end() )
 129         throw NoSuchElementException();
 130
 131     return (*aIter).second;
 132 }
 133
 134 Sequence< OUString > SAL_CALL NameContainer::getElementNames(  )
 135 {
 136     std::scoped_lock aGuard( maMutex );
 137
 138     return comphelper::mapKeysToSequence(maProperties);
 139 }
 140
 141 sal_Bool SAL_CALL NameContainer::hasByName( const OUString& aName )
 142 {
 143     std::scoped_lock aGuard( maMutex );
 144
 145     SvGenericNameContainerMapImpl::iterator aIter = maProperties.find( aName );
 146     return aIter != maProperties.end();
 147 }
 148
 149 sal_Bool SAL_CALL NameContainer::hasElements(  )
 150 {
 151     std::scoped_lock aGuard( maMutex );
 152
 153     return !maProperties.empty();
 154 }
 155
 156 Type SAL_CALL NameContainer::getElementType()
 157 {
 158     return maType;
 159 }
 160
 161 Reference< XNameContainer > comphelper::NameContainer_createInstance( const Type& aType )
 162 {
 163     return new NameContainer(aType);
 164 }
 165
 166 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */