LCOV - code coverage report
Current view: directory - netwerk/protocol/http - nsHttpActivityDistributor.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 40 37 92.5 %
Date: 2012-06-02 Functions: 14 14 100.0 %

       1                 : /* ***** BEGIN LICENSE BLOCK *****
       2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3                 :  *
       4                 :  * The contents of this file are subject to the Mozilla Public License Version
       5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       6                 :  * the License. You may obtain a copy of the License at
       7                 :  * http://www.mozilla.org/MPL/
       8                 :  *
       9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11                 :  * for the specific language governing rights and limitations under the
      12                 :  * License.
      13                 :  *
      14                 :  * The Original Code is mozilla.org code.
      15                 :  *
      16                 :  * The Initial Developer of the Original Code is
      17                 :  * Michal Novotny <michal.novotny@gmail.com>.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2009
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *
      23                 :  * Alternatively, the contents of this file may be used under the terms of
      24                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      25                 :  * or GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      27                 :  * of those above. If you wish to allow use of your version of this file only
      28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      29                 :  * use your version of this file under the terms of the MPL, indicate your
      30                 :  * decision by deleting the provisions above and replace them with the notice
      31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      32                 :  * the provisions above, a recipient may use your version of this file under
      33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      34                 :  *
      35                 :  * ***** END LICENSE BLOCK ***** */
      36                 : 
      37                 : #include "nsHttpActivityDistributor.h"
      38                 : #include "nsIChannel.h"
      39                 : #include "nsCOMPtr.h"
      40                 : #include "nsAutoPtr.h"
      41                 : #include "nsNetUtil.h"
      42                 : #include "nsThreadUtils.h"
      43                 : 
      44                 : using namespace mozilla;
      45                 : 
      46                 : class nsHttpActivityEvent : public nsRunnable
      47                 : {
      48                 : public:
      49             100 :     nsHttpActivityEvent(nsISupports *aHttpChannel,
      50                 :                         PRUint32 aActivityType,
      51                 :                         PRUint32 aActivitySubtype,
      52                 :                         PRTime aTimestamp,
      53                 :                         PRUint64 aExtraSizeData,
      54                 :                         const nsACString & aExtraStringData,
      55                 :                         nsCOMArray<nsIHttpActivityObserver> *aObservers)
      56                 :         : mHttpChannel(aHttpChannel)
      57                 :         , mActivityType(aActivityType)
      58                 :         , mActivitySubtype(aActivitySubtype)
      59                 :         , mTimestamp(aTimestamp)
      60                 :         , mExtraSizeData(aExtraSizeData)
      61                 :         , mExtraStringData(aExtraStringData)
      62             100 :         , mObservers(*aObservers)
      63                 :     {
      64             100 :     }
      65                 : 
      66             100 :     NS_IMETHOD Run()
      67                 :     {
      68             200 :         for (PRInt32 i = 0 ; i < mObservers.Count() ; i++)
      69             100 :             mObservers[i]->ObserveActivity(mHttpChannel, mActivityType,
      70                 :                                            mActivitySubtype, mTimestamp,
      71             100 :                                            mExtraSizeData, mExtraStringData);
      72             100 :         return NS_OK;
      73                 :     }
      74                 : 
      75                 : private:
      76             200 :     virtual ~nsHttpActivityEvent()
      77             100 :     {
      78             400 :     }
      79                 : 
      80                 :     nsCOMPtr<nsISupports> mHttpChannel;
      81                 :     PRUint32 mActivityType;
      82                 :     PRUint32 mActivitySubtype;
      83                 :     PRTime mTimestamp;
      84                 :     PRUint64 mExtraSizeData;
      85                 :     nsCString mExtraStringData;
      86                 : 
      87                 :     nsCOMArray<nsIHttpActivityObserver> mObservers;
      88                 : };
      89                 : 
      90           16081 : NS_IMPL_THREADSAFE_ISUPPORTS2(nsHttpActivityDistributor,
      91                 :                               nsIHttpActivityDistributor,
      92                 :                               nsIHttpActivityObserver)
      93                 : 
      94             263 : nsHttpActivityDistributor::nsHttpActivityDistributor()
      95             263 :     : mLock("nsHttpActivityDistributor.mLock")
      96                 : {
      97             263 : }
      98                 : 
      99             526 : nsHttpActivityDistributor::~nsHttpActivityDistributor()
     100                 : {
     101            1052 : }
     102                 : 
     103                 : NS_IMETHODIMP
     104             100 : nsHttpActivityDistributor::ObserveActivity(nsISupports *aHttpChannel,
     105                 :                                            PRUint32 aActivityType,
     106                 :                                            PRUint32 aActivitySubtype,
     107                 :                                            PRTime aTimestamp,
     108                 :                                            PRUint64 aExtraSizeData,
     109                 :                                            const nsACString & aExtraStringData)
     110                 : {
     111             200 :     nsRefPtr<nsIRunnable> event;
     112                 :     {
     113             200 :         MutexAutoLock lock(mLock);
     114                 : 
     115             100 :         if (!mObservers.Count())
     116               0 :             return NS_OK;
     117                 : 
     118                 :         event = new nsHttpActivityEvent(aHttpChannel, aActivityType,
     119                 :                                         aActivitySubtype, aTimestamp,
     120                 :                                         aExtraSizeData, aExtraStringData,
     121             200 :                                         &mObservers);
     122                 :     }
     123             100 :     NS_ENSURE_TRUE(event, NS_ERROR_OUT_OF_MEMORY);
     124             100 :     return NS_DispatchToMainThread(event);
     125                 : }
     126                 : 
     127                 : NS_IMETHODIMP
     128            2989 : nsHttpActivityDistributor::GetIsActive(bool *isActive)
     129                 : {
     130            2989 :     NS_ENSURE_ARG_POINTER(isActive);
     131            5978 :     MutexAutoLock lock(mLock);
     132            2989 :     *isActive = !!mObservers.Count();
     133            2989 :     return NS_OK;
     134                 : }
     135                 : 
     136                 : NS_IMETHODIMP
     137               4 : nsHttpActivityDistributor::AddObserver(nsIHttpActivityObserver *aObserver)
     138                 : {
     139               8 :     MutexAutoLock lock(mLock);
     140                 : 
     141               4 :     if (!mObservers.AppendObject(aObserver))
     142               0 :         return NS_ERROR_OUT_OF_MEMORY;
     143                 : 
     144               4 :     return NS_OK;
     145                 : }
     146                 : 
     147                 : NS_IMETHODIMP
     148               4 : nsHttpActivityDistributor::RemoveObserver(nsIHttpActivityObserver *aObserver)
     149                 : {
     150               8 :     MutexAutoLock lock(mLock);
     151                 : 
     152               4 :     if (!mObservers.RemoveObject(aObserver))
     153               0 :         return NS_ERROR_FAILURE;
     154                 : 
     155               4 :     return NS_OK;
     156                 : }

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