LCOV - code coverage report
Current view: directory - netwerk/base/src - nsSimpleStreamListener.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 15 14 93.3 %
Date: 2012-06-02 Functions: 7 7 100.0 %

       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.org 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) 2001
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Darin Fisher <darin@netscape.com> (original author)
      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                 : #include "nsSimpleStreamListener.h"
      40                 : 
      41                 : //
      42                 : //----------------------------------------------------------------------------
      43                 : // nsISupports implementation...
      44                 : //----------------------------------------------------------------------------
      45                 : //
      46          100759 : NS_IMPL_ISUPPORTS3(nsSimpleStreamListener,
      47                 :                    nsISimpleStreamListener,
      48                 :                    nsIStreamListener,
      49                 :                    nsIRequestObserver)
      50                 : 
      51                 : //
      52                 : //----------------------------------------------------------------------------
      53                 : // nsIRequestObserver implementation...
      54                 : //----------------------------------------------------------------------------
      55                 : //
      56                 : NS_IMETHODIMP
      57            5752 : nsSimpleStreamListener::OnStartRequest(nsIRequest *aRequest,
      58                 :                                        nsISupports *aContext)
      59                 : {
      60                 :     return mObserver ?
      61            5752 :         mObserver->OnStartRequest(aRequest, aContext) : NS_OK;
      62                 : }
      63                 : 
      64                 : NS_IMETHODIMP
      65            5752 : nsSimpleStreamListener::OnStopRequest(nsIRequest* request,
      66                 :                                       nsISupports *aContext,
      67                 :                                       nsresult aStatus)
      68                 : {
      69                 :     return mObserver ?
      70            5752 :         mObserver->OnStopRequest(request, aContext, aStatus) : NS_OK;
      71                 : }
      72                 : 
      73                 : //
      74                 : //----------------------------------------------------------------------------
      75                 : // nsIStreamListener implementation...
      76                 : //----------------------------------------------------------------------------
      77                 : //
      78                 : NS_IMETHODIMP
      79           33329 : nsSimpleStreamListener::OnDataAvailable(nsIRequest* request,
      80                 :                                         nsISupports *aContext,
      81                 :                                         nsIInputStream *aSource,
      82                 :                                         PRUint32 aOffset,
      83                 :                                         PRUint32 aCount)
      84                 : {
      85                 :     PRUint32 writeCount;
      86           33329 :     nsresult rv = mSink->WriteFrom(aSource, aCount, &writeCount);
      87                 :     //
      88                 :     // Equate zero bytes read and NS_SUCCEEDED to stopping the read.
      89                 :     //
      90           33329 :     if (NS_SUCCEEDED(rv) && (writeCount == 0))
      91               0 :         return NS_BASE_STREAM_CLOSED;
      92           33329 :     return rv;
      93                 : }
      94                 : 
      95                 : //
      96                 : //----------------------------------------------------------------------------
      97                 : // nsISimpleStreamListener implementation...
      98                 : //----------------------------------------------------------------------------
      99                 : //
     100                 : NS_IMETHODIMP
     101            5752 : nsSimpleStreamListener::Init(nsIOutputStream *aSink,
     102                 :                              nsIRequestObserver *aObserver)
     103                 : {
     104            5752 :     NS_PRECONDITION(aSink, "null output stream");
     105                 : 
     106            5752 :     mSink = aSink;
     107            5752 :     mObserver = aObserver;
     108                 : 
     109            5752 :     return NS_OK;
     110                 : }

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