LCOV - code coverage report
Current view: directory - content/xslt/src/base - txExpandedNameMap.h (source / functions) Found Hit Coverage
Test: app.info Lines: 52 5 9.6 %
Date: 2012-06-02 Functions: 54 7 13.0 %

       1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is TransforMiiX XSLT processor code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Jonas Sicking.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2002
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Jonas Sicking <sicking@bigfoot.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #ifndef TRANSFRMX_EXPANDEDNAMEMAP_H
      40                 : #define TRANSFRMX_EXPANDEDNAMEMAP_H
      41                 : 
      42                 : #include "txError.h"
      43                 : #include "txXMLUtils.h"
      44                 : #include "nsTArray.h"
      45                 : 
      46           44912 : class txExpandedNameMap_base {
      47                 : protected:
      48                 :     /**
      49                 :      * Adds an item, if an item with this key already exists an error is
      50                 :      * returned
      51                 :      * @param  aKey   key for item to add
      52                 :      * @param  aValue value of item to add
      53                 :      * @return errorcode
      54                 :      */
      55                 :     nsresult addItem(const txExpandedName& aKey, void* aValue);
      56                 : 
      57                 :     /**
      58                 :      * Sets an item, if an item with this key already exists it is overwritten
      59                 :      * with the new value
      60                 :      * @param  aKey   key for item to set
      61                 :      * @param  aValue value of item to set
      62                 :      * @return errorcode
      63                 :      */
      64                 :     nsresult setItem(const txExpandedName& aKey, void* aValue,
      65                 :                      void** aOldValue);
      66                 : 
      67                 :     /**
      68                 :      * Gets an item
      69                 :      * @param  aKey  key for item to get
      70                 :      * @return item with specified key, or null if no such item exists
      71                 :      */
      72                 :     void* getItem(const txExpandedName& aKey) const;
      73                 : 
      74                 :     /**
      75                 :      * Removes an item, deleting it if the map owns the values
      76                 :      * @param  aKey  key for item to remove
      77                 :      * @return item with specified key, or null if it has been deleted
      78                 :      *         or no such item exists
      79                 :      */
      80                 :     void* removeItem(const txExpandedName& aKey);
      81                 : 
      82                 :     /**
      83                 :      * Clears the items
      84                 :      */
      85               0 :     void clearItems()
      86                 :     {
      87               0 :         mItems.Clear();
      88               0 :     }
      89                 : 
      90                 :     class iterator_base {
      91                 :     public:
      92               0 :         iterator_base(txExpandedNameMap_base& aMap)
      93                 :             : mMap(aMap),
      94               0 :               mCurrentPos(PRUint32(-1))
      95                 :         {
      96               0 :         }
      97                 : 
      98               0 :         bool next()
      99                 :         {
     100               0 :             return ++mCurrentPos < mMap.mItems.Length();
     101                 :         }
     102                 : 
     103                 :         const txExpandedName key()
     104                 :         {
     105                 :             NS_ASSERTION(mCurrentPos >= 0 &&
     106                 :                          mCurrentPos < mMap.mItems.Length(),
     107                 :                          "invalid position in txExpandedNameMap::iterator");
     108                 :             return txExpandedName(mMap.mItems[mCurrentPos].mNamespaceID,
     109                 :                                   mMap.mItems[mCurrentPos].mLocalName);
     110                 :         }
     111                 : 
     112                 :     protected:
     113               0 :         void* itemValue()
     114                 :         {
     115               0 :             NS_ASSERTION(mCurrentPos >= 0 &&
     116                 :                          mCurrentPos < mMap.mItems.Length(),
     117                 :                          "invalid position in txExpandedNameMap::iterator");
     118               0 :             return mMap.mItems[mCurrentPos].mValue;
     119                 :         }
     120                 : 
     121                 :     private:
     122                 :         txExpandedNameMap_base& mMap;
     123                 :         PRUint32 mCurrentPos;
     124                 :     };
     125                 :     
     126                 :     friend class iterator_base;
     127                 : 
     128                 :     friend class txMapItemComparator;
     129          115087 :     struct MapItem {
     130                 :         PRInt32 mNamespaceID;
     131                 :         nsCOMPtr<nsIAtom> mLocalName;
     132                 :         void* mValue;
     133                 :     };
     134                 :     
     135                 :     nsTArray<MapItem> mItems;
     136                 : };
     137                 : 
     138                 : template<class E>
     139                 : class txExpandedNameMap : public txExpandedNameMap_base
     140           44912 : {
     141                 : public:
     142           57564 :     nsresult add(const txExpandedName& aKey, E* aValue)
     143                 :     {
     144           57564 :         return addItem(aKey, (void*)aValue);
     145                 :     }
     146                 : 
     147               0 :     nsresult set(const txExpandedName& aKey, E* aValue)
     148                 :     {
     149                 :         void* oldValue;
     150               0 :         return setItem(aKey, (void*)aValue, &oldValue);
     151                 :     }
     152                 : 
     153               0 :     E* get(const txExpandedName& aKey) const
     154                 :     {
     155               0 :         return (E*)getItem(aKey);
     156                 :     }
     157                 : 
     158               0 :     E* remove(const txExpandedName& aKey)
     159                 :     {
     160               0 :         return (E*)removeItem(aKey);
     161                 :     }
     162                 : 
     163                 :     void clear()
     164                 :     {
     165                 :         clearItems();
     166                 :     }
     167                 : 
     168                 :     class iterator : public iterator_base
     169                 :     {
     170                 :     public:
     171               0 :         iterator(txExpandedNameMap& aMap)
     172               0 :             : iterator_base(aMap)
     173                 :         {
     174               0 :         }
     175                 : 
     176               0 :         E* value()
     177                 :         {
     178               0 :             return (E*)itemValue();
     179                 :         }
     180                 :     };
     181                 : };
     182                 : 
     183                 : template<class E>
     184                 : class txOwningExpandedNameMap : public txExpandedNameMap_base
     185               0 : {
     186                 : public:
     187               0 :     ~txOwningExpandedNameMap()
     188                 :     {
     189               0 :         clear();
     190               0 :     }
     191                 : 
     192               0 :     nsresult add(const txExpandedName& aKey, E* aValue)
     193                 :     {
     194               0 :         return addItem(aKey, (void*)aValue);
     195                 :     }
     196                 : 
     197               0 :     nsresult set(const txExpandedName& aKey, E* aValue)
     198                 :     {
     199               0 :         nsAutoPtr<E> oldValue;
     200               0 :         return setItem(aKey, (void*)aValue, getter_Transfers(oldValue));
     201                 :     }
     202                 : 
     203               0 :     E* get(const txExpandedName& aKey) const
     204                 :     {
     205               0 :         return (E*)getItem(aKey);
     206                 :     }
     207                 : 
     208               0 :     void remove(const txExpandedName& aKey)
     209                 :     {
     210               0 :         delete (E*)removeItem(aKey);
     211               0 :     }
     212                 : 
     213               0 :     void clear()
     214                 :     {
     215               0 :         PRUint32 i, len = mItems.Length();
     216               0 :         for (i = 0; i < len; ++i) {
     217               0 :             delete (E*)mItems[i].mValue;
     218                 :         }
     219               0 :         clearItems();
     220               0 :     }
     221                 : 
     222                 :     class iterator : public iterator_base
     223                 :     {
     224                 :     public:
     225               0 :         iterator(txOwningExpandedNameMap& aMap)
     226               0 :             : iterator_base(aMap)
     227                 :         {
     228               0 :         }
     229                 : 
     230               0 :         E* value()
     231                 :         {
     232               0 :             return (E*)itemValue();
     233                 :         }
     234                 :     };
     235                 : };
     236                 : 
     237                 : #endif //TRANSFRMX_EXPANDEDNAMEMAP_H

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