LCOV - code coverage report
Current view: directory - content/xul/templates/src - nsResourceSet.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 60 0 0.0 %
Date: 2012-06-02 Functions: 7 0 0.0 %

       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 Mozilla Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Chris Waterson <waterson@netscape.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                 : #include "nsResourceSet.h"
      40                 : 
      41               0 : nsResourceSet::nsResourceSet(const nsResourceSet& aResourceSet)
      42                 :     : mResources(nsnull),
      43                 :       mCount(0),
      44               0 :       mCapacity(0)
      45                 : {
      46               0 :     ConstIterator last = aResourceSet.Last();
      47               0 :     for (ConstIterator resource = aResourceSet.First(); resource != last; ++resource)
      48               0 :         Add(*resource);
      49               0 : }
      50                 : 
      51                 : 
      52                 : nsResourceSet&
      53               0 : nsResourceSet::operator=(const nsResourceSet& aResourceSet)
      54                 : {
      55               0 :     Clear();
      56               0 :     ConstIterator last = aResourceSet.Last();
      57               0 :     for (ConstIterator resource = aResourceSet.First(); resource != last; ++resource)
      58               0 :         Add(*resource);
      59               0 :     return *this;
      60                 : }
      61                 : 
      62               0 : nsResourceSet::~nsResourceSet()
      63                 : {
      64               0 :     MOZ_COUNT_DTOR(nsResourceSet);
      65               0 :     Clear();
      66               0 :     delete[] mResources;
      67               0 : }
      68                 : 
      69                 : nsresult
      70               0 : nsResourceSet::Clear()
      71                 : {
      72               0 :     while (--mCount >= 0) {
      73               0 :         NS_RELEASE(mResources[mCount]);
      74                 :     }
      75               0 :     mCount = 0;
      76               0 :     return NS_OK;
      77                 : }
      78                 : 
      79                 : nsresult
      80               0 : nsResourceSet::Add(nsIRDFResource* aResource)
      81                 : {
      82               0 :     NS_PRECONDITION(aResource != nsnull, "null ptr");
      83               0 :     if (! aResource)
      84               0 :         return NS_ERROR_NULL_POINTER;
      85                 : 
      86               0 :     if (Contains(aResource))
      87               0 :         return NS_OK;
      88                 : 
      89               0 :     if (mCount >= mCapacity) {
      90               0 :         PRInt32 capacity = mCapacity + 4;
      91               0 :         nsIRDFResource** resources = new nsIRDFResource*[capacity];
      92               0 :         if (! resources)
      93               0 :             return NS_ERROR_OUT_OF_MEMORY;
      94                 : 
      95               0 :         for (PRInt32 i = mCount - 1; i >= 0; --i)
      96               0 :             resources[i] = mResources[i];
      97                 : 
      98               0 :         delete[] mResources;
      99                 : 
     100               0 :         mResources = resources;
     101               0 :         mCapacity = capacity;
     102                 :     }
     103                 : 
     104               0 :     mResources[mCount++] = aResource;
     105               0 :     NS_ADDREF(aResource);
     106               0 :     return NS_OK;
     107                 : }
     108                 : 
     109                 : void
     110               0 : nsResourceSet::Remove(nsIRDFResource* aProperty)
     111                 : {
     112               0 :     bool found = false;
     113                 : 
     114               0 :     nsIRDFResource** res = mResources;
     115               0 :     nsIRDFResource** limit = mResources + mCount;
     116               0 :     while (res < limit) {
     117               0 :         if (found) {
     118               0 :             *(res - 1) = *res;
     119                 :         }
     120               0 :         else if (*res == aProperty) {
     121               0 :             NS_RELEASE(*res);
     122               0 :             found = true;
     123                 :         }
     124               0 :         ++res;
     125                 :     }
     126                 : 
     127               0 :     if (found)
     128               0 :         --mCount;
     129               0 : }
     130                 : 
     131                 : bool
     132               0 : nsResourceSet::Contains(nsIRDFResource* aResource) const
     133                 : {
     134               0 :     for (PRInt32 i = mCount - 1; i >= 0; --i) {
     135               0 :         if (mResources[i] == aResource)
     136               0 :             return true;
     137                 :     }
     138                 : 
     139               0 :     return false;
     140                 : }
     141                 : 

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