LCOV - code coverage report
Current view: top level - usr/local/src/libreoffice/include/comphelper - sequenceashashmap.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 10 15 66.7 %
Date: 2013-07-09 Functions: 24 42 57.1 %
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             : #ifndef _COMPHELPER_SEQUENCEASHASHMAP_HXX_
      21             : #define _COMPHELPER_SEQUENCEASHASHMAP_HXX_
      22             : 
      23             : #include <boost/unordered_map.hpp>
      24             : 
      25             : #include <algorithm>
      26             : #include <com/sun/star/uno/Sequence.hxx>
      27             : #include <com/sun/star/beans/PropertyValue.hpp>
      28             : #include <com/sun/star/beans/NamedValue.hpp>
      29             : 
      30             : #include <com/sun/star/beans/IllegalTypeException.hpp>
      31             : #include "comphelper/comphelperdllapi.h"
      32             : 
      33             : 
      34             : namespace comphelper{
      35             : 
      36             : 
      37             : /** @short  Implements a stl hash map on top of some
      38             :             specialized sequence from type PropertyValue
      39             :             or NamedValue.
      40             : 
      41             :     @descr  That provides the possibility to modify
      42             :             such name sequences very easy ...
      43             :  */
      44             : 
      45     1826973 : struct SequenceAsHashMapBase : public ::boost::unordered_map<
      46             :     OUString                    ,
      47             :     ::com::sun::star::uno::Any         ,
      48             :     OUStringHash                ,
      49             :     ::std::equal_to< OUString > >
      50             : {
      51             : };
      52             : 
      53      646930 : class COMPHELPER_DLLPUBLIC SequenceAsHashMap : public SequenceAsHashMapBase
      54             : {
      55             :     //-------------------------------------------
      56             :     public:
      57             : 
      58             :         //---------------------------------------
      59             :         /** @short  creates an empty hash map.
      60             :          */
      61             :         SequenceAsHashMap();
      62             : 
      63             :         //---------------------------------------
      64             :         /** @see    operator<<(const ::com::sun::star::uno::Any&)
      65             :          */
      66             :         SequenceAsHashMap(const ::com::sun::star::uno::Any& aSource);
      67             : 
      68             :         //---------------------------------------
      69             :         /** @see    operator<<(const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >&)
      70             :          */
      71             :         SequenceAsHashMap(const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& lSource);
      72             : 
      73             :         //---------------------------------------
      74             :         /** @see    operator<<(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >&)
      75             :          */
      76             :         SequenceAsHashMap(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& lSource);
      77             : 
      78             :         //---------------------------------------
      79             :         /** @see    operator<<(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >&)
      80             :          */
      81             :         SequenceAsHashMap(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& lSource);
      82             : 
      83             :         //---------------------------------------
      84             :         /** @short  not realy used but maybe useful :-)
      85             :          */
      86             :         ~SequenceAsHashMap();
      87             : 
      88             :         //---------------------------------------
      89             :         /** @short  fill this map from the given
      90             :                     any, which of course must contain
      91             :                     a suitable sequence of element types
      92             :                     "css.beans.PropertyValue" or "css.beans.NamedValue".
      93             : 
      94             :             @attention  If the given Any is an empty one
      95             :                         (if its set to VOID), no exception
      96             :                         is thrown. In such case this instance will
      97             :                         be created as an empty one too!
      98             : 
      99             :             @param  aSource
     100             :                     contains the new items for this map.
     101             : 
     102             :             @throw  An com::sun::star::beans::IllegalTypeException
     103             :                     is thrown, if the given any does not contain a suitable sequence ...
     104             :                     but not if its a VOID Any!
     105             :          */
     106             :         void operator<<(const ::com::sun::star::uno::Any& aSource);
     107             : 
     108             :         //---------------------------------------
     109             :         /** @short  fill this map from the given
     110             :                     sequence, where every Any must contain
     111             :                     an item from type "css.beans.PropertyValue"
     112             :                     "css.beans.NamedValue".
     113             : 
     114             :             @param  lSource
     115             :                     contains the new items for this map.
     116             : 
     117             :             @throw  An com::sun::star::beans::IllegalTypeException
     118             :                     is thrown, if the given any sequence
     119             :                     uses wrong types for its items. VOID Any will be ignored!
     120             :          */
     121             :         void operator<<(const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& lSource);
     122             : 
     123             :         //---------------------------------------
     124             :         /** @short  fill this map from the given
     125             :                     PropertyValue sequence.
     126             : 
     127             :             @param  lSource
     128             :                     contains the new items for this map.
     129             :          */
     130             :         void operator<<(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& lSource);
     131             : 
     132             :         //---------------------------------------
     133             :         /** @short  fill this map from the given
     134             :                     NamedValue sequence.
     135             : 
     136             :             @param  lSource
     137             :                     contains the new items for this map.
     138             :          */
     139             :         void operator<<(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& lSource);
     140             : 
     141             :         //---------------------------------------
     142             :         /** @short  converts this map instance to an
     143             :                     PropertyValue sequence.
     144             : 
     145             :             @param  lDestination
     146             :                     target sequence for converting.
     147             :          */
     148             :         void operator>>(::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& lDestination) const;
     149             : 
     150             :         //---------------------------------------
     151             :         /** @short  converts this map instance to an
     152             :                     NamedValue sequence.
     153             : 
     154             :             @param  lDestination
     155             :                     target sequence for converting.
     156             :          */
     157             :         void operator>>(::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& lDestination) const;
     158             : 
     159             :         //---------------------------------------
     160             :         /** @short  return this map instance as an
     161             :                     Any, which can be
     162             :                     used in const environments only.
     163             : 
     164             :             @descr  Its made const to prevent using of the
     165             :                     return value directly as an in/out parameter!
     166             :                     usage: myMethod(stlDequeAdapter.getAsAnyList());
     167             : 
     168             :             @param  bAsPropertyValue
     169             :                     switch between using of PropertyValue or NamedValue as
     170             :                     value type.
     171             : 
     172             :             @return A const Any, which
     173             :                     contains all items of this map.
     174             :          */
     175             :         const ::com::sun::star::uno::Any getAsConstAny(::sal_Bool bAsPropertyValue) const;
     176             : 
     177             :         //---------------------------------------
     178             :         /** @short  return this map instance to as a
     179             :                     NamedValue sequence, which can be
     180             :                     used in const environments only.
     181             : 
     182             :             @descr  Its made const to prevent using of the
     183             :                     return value directly as an in/out parameter!
     184             :                     usage: myMethod(stlDequeAdapter.getAsNamedValueList());
     185             : 
     186             :             @return A const sequence of type NamedValue, which
     187             :                     contains all items of this map.
     188             :          */
     189             :         const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > getAsConstNamedValueList() const;
     190             : 
     191             :         //---------------------------------------
     192             :         /** @short  return this map instance to as a
     193             :                     PropertyValue sequence, which can be
     194             :                     used in const environments only.
     195             : 
     196             :             @descr  Its made const to prevent using of the
     197             :                     return value directly as an in/out parameter!
     198             :                     usage: myMethod(stlDequeAdapter.getAsPropertyValueList());
     199             : 
     200             :             @return A const sequence of type PropertyValue, which
     201             :                     contains all items of this map.
     202             :          */
     203             :         const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > getAsConstPropertyValueList() const;
     204             : 
     205             :         //---------------------------------------
     206             :         /** @short  check if the specified item exists
     207             :                     and return its (unpacked!) value or it returns the
     208             :                     specified default value otherwise.
     209             : 
     210             :             @descr  If a value should be extracted only in case
     211             :                     the requsted property exists realy (without creating
     212             :                     of new items as it the index operator of a
     213             :                     has_map does!) this method can be used.
     214             : 
     215             :             @param  sKey
     216             :                     key name of the item.
     217             : 
     218             :             @param  aDefault
     219             :                     the default value, which is returned
     220             :                     if the specified item could not
     221             :                     be found.
     222             : 
     223             :             @return The (unpacked!) value of the specified property or
     224             :                     the given default value otherwise.
     225             : 
     226             :             @attention  "unpacked" means the Any content of every iterator->second!
     227             :          */
     228             :         template< class TValueType >
     229       73255 :         TValueType getUnpackedValueOrDefault(const OUString& sKey    ,
     230             :                                              const TValueType&      aDefault) const
     231             :         {
     232       73255 :             const_iterator pIt = find(sKey);
     233       73255 :             if (pIt == end())
     234       30197 :                 return aDefault;
     235             : 
     236       43058 :             TValueType aValue = TValueType();
     237       43058 :             if (!(pIt->second >>= aValue))
     238           6 :                 return aDefault;
     239             : 
     240       43052 :             return aValue;
     241             :         }
     242             : 
     243             :         //---------------------------------------
     244             :         /** @short  creates a new item with the specified
     245             :                     name and value only in case such item name
     246             :                     does not already exist.
     247             : 
     248             :             @descr  To check if the property already exists only
     249             :                     her name is used for compare. Its value isnt
     250             :                     checked!
     251             : 
     252             :             @param  sKey
     253             :                     key name of the property.
     254             : 
     255             :             @param  aValue
     256             :                     the new (unpacked!) value.
     257             :                     Note: This value will be transformed to an Any
     258             :                     internaly, because only Any values can be
     259             :                     part of a PropertyValue or NamedValue structure.
     260             : 
     261             :             @return TRUE if this property was added as new item;
     262             :                     FALSE if it already exists.
     263             :          */
     264             :         template< class TValueType >
     265           0 :         sal_Bool createItemIfMissing(const OUString& sKey  ,
     266             :                                      const TValueType&      aValue)
     267             :         {
     268           0 :             if (find(sKey) == end())
     269             :             {
     270           0 :                 (*this)[sKey] = ::com::sun::star::uno::makeAny(aValue);
     271           0 :                 return sal_True;
     272             :             }
     273             : 
     274           0 :             return sal_False;
     275             :         }
     276             : 
     277             :         //---------------------------------------
     278             :         /** @short  check if all items of given map
     279             :                     exists in these called map also.
     280             : 
     281             :             @descr  Every item of the given map must exists
     282             :                     with same name and value inside these map.
     283             :                     But these map can contain additional items
     284             :                     which are not part of the search-map.
     285             : 
     286             :             @param  rCheck
     287             :                     the map containing all items for checking.
     288             : 
     289             :             @return
     290             :                     TRUE if all items of Rcheck could be found
     291             :                     in these map; FALSE otherwise.
     292             :          */
     293             :         sal_Bool match(const SequenceAsHashMap& rCheck) const;
     294             : 
     295             :         //---------------------------------------
     296             :         /** @short  merge all values from the given map into
     297             :                     this one.
     298             : 
     299             :             @descr  Existing items will be overwritten ...
     300             :                     missing items will be created new ...
     301             :                     but non specified items will stay alive !
     302             : 
     303             :             @param  rSource
     304             :                     the map containing all items for the update.
     305             :          */
     306             :         void update(const SequenceAsHashMap& rSource);
     307             : };
     308             : 
     309             : } // namespace comphelper
     310             : 
     311             : #endif // _COMPHELPER_SEQUENCEASHASHMAP_HXX_
     312             : 
     313             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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