LCOV - code coverage report
Current view: directory - content/base/src - nsXMLNameSpaceMap.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 40 0 0.0 %
Date: 2012-06-02 Functions: 9 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       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 Mozilla Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * IBM Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2005
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *  Brian Ryner <bryner@brianryner.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      27                 :  * or 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                 : /*
      40                 :  * A class for keeping track of prefix-to-namespace-id mappings
      41                 :  */
      42                 : 
      43                 : #include "nsXMLNameSpaceMap.h"
      44                 : #include "nsINameSpaceManager.h"
      45                 : #include "nsContentUtils.h"
      46                 : #include "nsGkAtoms.h"
      47                 : 
      48                 : template <>
      49                 : class nsDefaultComparator <nsNameSpaceEntry, nsIAtom*> {
      50                 :   public:
      51               0 :     bool Equals(const nsNameSpaceEntry& aEntry, nsIAtom* const& aPrefix) const {
      52               0 :       return aEntry.prefix == aPrefix;
      53                 :     }
      54                 : };
      55                 : 
      56                 : template <>
      57                 : class nsDefaultComparator <nsNameSpaceEntry, PRInt32> {
      58                 :   public:
      59               0 :     bool Equals(const nsNameSpaceEntry& aEntry, const PRInt32& aNameSpace) const {
      60               0 :       return aEntry.nameSpaceID == aNameSpace;
      61                 :     }
      62                 : };
      63                 : 
      64                 : 
      65                 : /* static */ nsXMLNameSpaceMap*
      66               0 : nsXMLNameSpaceMap::Create(bool aForXML)
      67                 : {
      68               0 :   nsXMLNameSpaceMap *map = new nsXMLNameSpaceMap();
      69               0 :   NS_ENSURE_TRUE(map, nsnull);
      70                 : 
      71               0 :   if (aForXML) {
      72                 :     nsresult rv = map->AddPrefix(nsGkAtoms::xmlns,
      73               0 :                                  kNameSpaceID_XMLNS);
      74               0 :     rv |= map->AddPrefix(nsGkAtoms::xml, kNameSpaceID_XML);
      75                 : 
      76               0 :     if (NS_FAILED(rv)) {
      77               0 :       delete map;
      78               0 :       map = nsnull;
      79                 :     }
      80                 :   }
      81                 : 
      82               0 :   return map;
      83                 : }
      84                 : 
      85               0 : nsXMLNameSpaceMap::nsXMLNameSpaceMap()
      86               0 :   : mNameSpaces(4)
      87                 : {
      88               0 : }
      89                 : 
      90                 : nsresult
      91               0 : nsXMLNameSpaceMap::AddPrefix(nsIAtom *aPrefix, PRInt32 aNameSpaceID)
      92                 : {
      93               0 :   if (!mNameSpaces.Contains(aPrefix) && !mNameSpaces.AppendElement(aPrefix)) {
      94               0 :     return NS_ERROR_OUT_OF_MEMORY;
      95                 :   }
      96               0 :   mNameSpaces[mNameSpaces.IndexOf(aPrefix)].nameSpaceID = aNameSpaceID;
      97               0 :   return NS_OK;
      98                 : }
      99                 : 
     100                 : nsresult
     101               0 : nsXMLNameSpaceMap::AddPrefix(nsIAtom *aPrefix, nsString &aURI)
     102                 : {
     103                 :   PRInt32 id;
     104               0 :   nsresult rv = nsContentUtils::NameSpaceManager()->RegisterNameSpace(aURI,
     105               0 :                                                                       id);
     106                 : 
     107               0 :   NS_ENSURE_SUCCESS(rv, rv);
     108                 : 
     109               0 :   return AddPrefix(aPrefix, id);
     110                 : }
     111                 : 
     112                 : PRInt32
     113               0 : nsXMLNameSpaceMap::FindNameSpaceID(nsIAtom *aPrefix) const
     114                 : {
     115               0 :   PRUint32 index = mNameSpaces.IndexOf(aPrefix);
     116               0 :   if (index != mNameSpaces.NoIndex) {
     117               0 :     return mNameSpaces[index].nameSpaceID;
     118                 :   }
     119                 : 
     120                 :   // The default mapping for no prefix is no namespace.  If a non-null prefix
     121                 :   // was specified and we didn't find it, we return an error.
     122                 : 
     123               0 :   return aPrefix ? kNameSpaceID_Unknown : kNameSpaceID_None;
     124                 : }
     125                 : 
     126                 : nsIAtom*
     127               0 : nsXMLNameSpaceMap::FindPrefix(PRInt32 aNameSpaceID) const
     128                 : {
     129               0 :   PRUint32 index = mNameSpaces.IndexOf(aNameSpaceID);
     130               0 :   if (index != mNameSpaces.NoIndex) {
     131               0 :     return mNameSpaces[index].prefix;
     132                 :   }
     133                 : 
     134               0 :   return nsnull;
     135                 : }
     136                 : 
     137                 : void
     138               0 : nsXMLNameSpaceMap::Clear()
     139                 : {
     140               0 :   mNameSpaces.Clear();
     141               0 : }

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