LCOV - app.info - netwerk/base/src/nsSimpleStreamListener.cpp

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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