ximpfw/tsrc/tsrcutils/testcaseutils/prfwtestfiletool.cpp
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     1 /*
       
     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Test support file tool
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #include <e32std.h>
       
    21 #include <f32file.h>
       
    22 #include <s32file.h>
       
    23 
       
    24 #include "prfwtestfiletool.h"
       
    25 #include "prfwtestfilesrvmsg.h"
       
    26 #include "ximpeventcodec.h"
       
    27 #include "prfwtestfileobserver.h"
       
    28 
       
    29 /* Hierarchy under C:/temp/prfw/:
       
    30  * /protocoluid/instancenumber/Plugin\
       
    31  * /protocoluid/instancenumber/SrvMsg\
       
    32  */
       
    33 
       
    34 _LIT( KFileToolMainDirFull, "c:\\temp\\prfw" );
       
    35 
       
    36 _LIT( KFileToolBackslash, "\\" );
       
    37 _LIT( KFileToolDirUid, "%d" );
       
    38 _LIT( KInstanceAsNumber, "%d" );
       
    39 
       
    40 _LIT( KFileToolPluginDirBase, "Plugin" );
       
    41 _LIT( KFileToolSrvDirBase, "SrvMsg" );
       
    42 
       
    43 _LIT( KFileToolWildcard, "file*.prfw" );
       
    44 _LIT( KFileToolFileBase, "file%d.prfw" );
       
    45 
       
    46 // ======== LOCAL FUNCTIONS ========
       
    47 
       
    48 // ======== MEMBER FUNCTIONS ========
       
    49 
       
    50 // ---------------------------------------------------------------------------
       
    51 // ?description_if_needed
       
    52 // ---------------------------------------------------------------------------
       
    53 //
       
    54 CXIMPTestFileTool::CXIMPTestFileTool( TUint32 aUid ) :
       
    55     iUid( aUid )
       
    56     {
       
    57     iFs.Connect();
       
    58     }
       
    59 
       
    60 // ---------------------------------------------------------------------------
       
    61 // ?description_if_needed
       
    62 // ---------------------------------------------------------------------------
       
    63 //
       
    64 void CXIMPTestFileTool::ConstructL( const TDesC16& aInstanceId )
       
    65     {
       
    66     iTimer = CPeriodic::NewL( CActive::EPriorityStandard );
       
    67     iInstance = aInstanceId.AllocL();
       
    68     }
       
    69 
       
    70 // ---------------------------------------------------------------------------
       
    71 // ?description_if_needed
       
    72 // ---------------------------------------------------------------------------
       
    73 //
       
    74 void CXIMPTestFileTool::ConstructL( TInt aInstanceIdAsNum )
       
    75     {
       
    76     TInt instanceLength = NumLenInChars( aInstanceIdAsNum );
       
    77     HBufC* instance = HBufC::NewLC( instanceLength );
       
    78     instance->Des().AppendFormat( KInstanceAsNumber, aInstanceIdAsNum );
       
    79     ConstructL( *instance );
       
    80     CleanupStack::PopAndDestroy( instance );
       
    81     }
       
    82 
       
    83 // ---------------------------------------------------------------------------
       
    84 // ?description_if_needed
       
    85 // ---------------------------------------------------------------------------
       
    86 //
       
    87 EXPORT_C CXIMPTestFileTool* CXIMPTestFileTool::NewL( TUint32 aUid, const TDesC16& aInstanceId )
       
    88     {
       
    89     CXIMPTestFileTool* self = new( ELeave ) CXIMPTestFileTool( aUid );
       
    90     CleanupStack::PushL( self );
       
    91     self->ConstructL( aInstanceId );
       
    92     CleanupStack::Pop( self );
       
    93     return self;
       
    94     }
       
    95 
       
    96 // ---------------------------------------------------------------------------
       
    97 // ?description_if_needed
       
    98 // ---------------------------------------------------------------------------
       
    99 //
       
   100 EXPORT_C CXIMPTestFileTool* CXIMPTestFileTool::NewL( TUint32 aUid, TInt aInstanceIdAsNum )
       
   101     {
       
   102     CXIMPTestFileTool* self = new( ELeave ) CXIMPTestFileTool( aUid );
       
   103     CleanupStack::PushL( self );
       
   104     self->ConstructL( aInstanceIdAsNum );
       
   105     CleanupStack::Pop( self );
       
   106     return self;
       
   107     }
       
   108 
       
   109 
       
   110 // ---------------------------------------------------------------------------
       
   111 // ?description_if_needed
       
   112 // ---------------------------------------------------------------------------
       
   113 //
       
   114 CXIMPTestFileTool::~CXIMPTestFileTool()
       
   115     {
       
   116     iFs.Close();
       
   117     if ( iTimer )
       
   118         {
       
   119         iTimer->Deque();
       
   120         }
       
   121     delete iTimer;
       
   122     iObservers.Close();
       
   123     delete iInstance;
       
   124     }
       
   125 
       
   126 // ---------------------------------------------------------------------------
       
   127 // Remove the entire prfw directory 
       
   128 // ---------------------------------------------------------------------------
       
   129 //
       
   130 EXPORT_C void CXIMPTestFileTool::CleanAllL()
       
   131     {
       
   132     RFs fs;
       
   133     fs.Connect();
       
   134     CleanupClosePushL( fs );
       
   135 
       
   136     CFileMan* fileMan = CFileMan::NewL( fs );
       
   137     CleanupStack::PushL( fileMan );
       
   138 
       
   139     // remove the files and the directory
       
   140     fileMan->RmDir( KFileToolMainDirFull );
       
   141 
       
   142     CleanupStack::PopAndDestroy( 2 );  // fileman, fs
       
   143     }
       
   144 
       
   145 // ---------------------------------------------------------------------------
       
   146 // Prepare everything, after this objects can be externalized and
       
   147 // internalized
       
   148 // ---------------------------------------------------------------------------
       
   149 //
       
   150 EXPORT_C void CXIMPTestFileTool::PrepareL()
       
   151     {
       
   152     // create the directory structure
       
   153     HBufC* dirName = GetDirNameAndBackslashLC( KFileToolPluginDirBase );
       
   154     iFs.MkDirAll( *dirName );
       
   155     CleanupStack::PopAndDestroy( dirName );
       
   156     
       
   157     dirName = GetDirNameAndBackslashLC( KFileToolSrvDirBase );
       
   158     iFs.MkDirAll( *dirName );
       
   159     CleanupStack::PopAndDestroy( dirName );
       
   160     }
       
   161 
       
   162 // ---------------------------------------------------------------------------
       
   163 // Write the file to correct directory.
       
   164 // ---------------------------------------------------------------------------
       
   165 //
       
   166 EXPORT_C void CXIMPTestFileTool::PluginStoreL( const TDesC8& aExternalizedObject )
       
   167     {
       
   168     HBufC* fileName = GetFileNameLC( 
       
   169             KFileToolPluginDirBase,
       
   170             iObjIndex );
       
   171 
       
   172     RFileWriteStream out;
       
   173     CleanupClosePushL( out );
       
   174     out.Create( iFs, *fileName, EFileWrite|EFileStream|EFileShareAny );
       
   175 
       
   176     // write the file
       
   177     TUint32 len = aExternalizedObject.Length();
       
   178     out.WriteUint32L( len );
       
   179     out.WriteL( aExternalizedObject );
       
   180     CleanupStack::PopAndDestroy(); // out
       
   181 
       
   182     CleanupStack::PopAndDestroy( fileName ); // fileName
       
   183 
       
   184     // next file will have a new index
       
   185     iObjIndex++;
       
   186     }
       
   187 
       
   188 // ---------------------------------------------------------------------------
       
   189 // Restore the file from given directory and given index
       
   190 // ---------------------------------------------------------------------------
       
   191 //
       
   192 EXPORT_C CXIMPApiEventBase* CXIMPTestFileTool::PluginRestoreLC(
       
   193         TInt aObjIndex )
       
   194     {
       
   195     HBufC* fileName = GetFileNameLC( 
       
   196             KFileToolPluginDirBase, 
       
   197             aObjIndex );
       
   198 
       
   199     // try to instantiate it
       
   200     RFileReadStream in;
       
   201     CleanupClosePushL( in );
       
   202 
       
   203     in.Open( iFs, *fileName, EFileStream );
       
   204     TInt len = in.ReadUint32L();
       
   205     HBufC8* buffer = HBufC8::NewLC( len );
       
   206     TPtr8 ptr = buffer->Des();
       
   207     in.ReadL( ptr );
       
   208 
       
   209     // instantiate the object
       
   210     TInt32 dummy = 0;
       
   211     CXIMPApiEventBase* object = XIMPEventCodec::UnPackL( *buffer, dummy );
       
   212 
       
   213     CleanupStack::PopAndDestroy( 2 ); // buffer, in
       
   214 
       
   215     // delete the just read object
       
   216     iFs.Delete( *fileName );
       
   217 
       
   218     CleanupStack::PopAndDestroy( fileName );
       
   219 
       
   220     CleanupStack::PushL( object );
       
   221     return object;
       
   222     }
       
   223 
       
   224 // ---------------------------------------------------------------------------
       
   225 // Write the server message object to correct directory.
       
   226 // ---------------------------------------------------------------------------
       
   227 //
       
   228 EXPORT_C void CXIMPTestFileTool::SrvMsgStoreL( 
       
   229         CXIMPTestFileSrvMsg* aSrvMsg )
       
   230     {
       
   231     TInt nextObjIndex = NumSrvMsgL();
       
   232     HBufC* fileName = GetFileNameLC( 
       
   233             KFileToolSrvDirBase,
       
   234             nextObjIndex);
       
   235 
       
   236     RFileWriteStream out;
       
   237     CleanupClosePushL( out );
       
   238     TInt retVal = out.Create( iFs, *fileName, EFileWrite|EFileStream|EFileShareAny );
       
   239     User::LeaveIfError( retVal );
       
   240 
       
   241     aSrvMsg->ExternalizeL( out );
       
   242     
       
   243     CleanupStack::PopAndDestroy( 2, fileName ); // out, fileName
       
   244 
       
   245     // next file will have a new index
       
   246     //iSrvObjIndex++;
       
   247     }
       
   248 
       
   249 // ---------------------------------------------------------------------------
       
   250 // Restore the file from given directory and given index
       
   251 // ---------------------------------------------------------------------------
       
   252 //
       
   253 EXPORT_C CXIMPTestFileSrvMsg* CXIMPTestFileTool::SrvMsgRestoreLC(
       
   254         TInt aObjIndex )
       
   255     {
       
   256     CXIMPTestFileSrvMsg* msg = CXIMPTestFileSrvMsg::NewLC();
       
   257 
       
   258     HBufC* fileName = GetFileNameLC( 
       
   259             KFileToolSrvDirBase, 
       
   260             aObjIndex );
       
   261 
       
   262     // try to instantiate it
       
   263     RFileReadStream in;
       
   264     CleanupClosePushL( in );
       
   265 
       
   266     in.Open( iFs, *fileName, EFileStream );
       
   267 
       
   268     msg->InternalizeL( in ); 
       
   269 
       
   270     CleanupStack::PopAndDestroy(); // in
       
   271 
       
   272     // delete the just read object
       
   273     iFs.Delete( *fileName );
       
   274 
       
   275     CleanupStack::PopAndDestroy( fileName ); // fileName
       
   276     return msg;
       
   277     }
       
   278 
       
   279 // ---------------------------------------------------------------------------
       
   280 // Common file counting helper
       
   281 // ---------------------------------------------------------------------------
       
   282 //
       
   283 TInt CXIMPTestFileTool::DoNumObjectsL( const TDesC& aTemplate )
       
   284     {
       
   285     CDir* dir = GetDirListL( aTemplate );
       
   286     TInt count = dir->Count();
       
   287     delete dir;
       
   288     return count;
       
   289     }
       
   290 
       
   291 // ---------------------------------------------------------------------------
       
   292 // Number of objects (files) in a given directory
       
   293 // ---------------------------------------------------------------------------
       
   294 //
       
   295 EXPORT_C TInt CXIMPTestFileTool::NumObjectsL()
       
   296     {
       
   297     return DoNumObjectsL( KFileToolPluginDirBase );
       
   298     }
       
   299 
       
   300 // ---------------------------------------------------------------------------
       
   301 // Number of server-originated objects (files) in a given directory
       
   302 // ---------------------------------------------------------------------------
       
   303 //
       
   304 EXPORT_C TInt CXIMPTestFileTool::NumSrvMsgL()
       
   305     {
       
   306     // returns the number of objects in the directory
       
   307     // get file listing and derive the count from that
       
   308     return DoNumObjectsL( KFileToolSrvDirBase );
       
   309     }
       
   310 
       
   311 // ---------------------------------------------------------------------------
       
   312 // Instace id
       
   313 // ---------------------------------------------------------------------------
       
   314 //
       
   315 EXPORT_C const TDesC16& CXIMPTestFileTool::InstanceId() const
       
   316     {
       
   317     return *iInstance;
       
   318     }
       
   319     
       
   320 // ---------------------------------------------------------------------------
       
   321 // Length of number in characters (e.g. 501 --> 3)
       
   322 // ---------------------------------------------------------------------------
       
   323 //
       
   324 TInt CXIMPTestFileTool::NumLenInChars( TInt aNum )
       
   325     {
       
   326     TInt len = 0;
       
   327     TInt tmp = aNum;
       
   328     do
       
   329         {
       
   330         tmp /= 10;  // number is base-10
       
   331         len++;
       
   332         }
       
   333     while ( tmp > 0 );
       
   334     return len;
       
   335     }
       
   336 
       
   337 // ---------------------------------------------------------------------------
       
   338 // Gets properly expanded directory name with backslash appended
       
   339 // ---------------------------------------------------------------------------
       
   340 //
       
   341 HBufC* CXIMPTestFileTool::GetDirNameAndBackslashLC( 
       
   342         const TDesC& aTemplate )
       
   343     {
       
   344     TInt uidLength = NumLenInChars( iUid );
       
   345     TInt instanceLength = iInstance->Length();
       
   346 
       
   347     HBufC* dirName = HBufC::NewLC( 
       
   348             KFileToolMainDirFull().Length()
       
   349             + KFileToolBackslash().Length()
       
   350             + KFileToolDirUid().Length()
       
   351             -2  // "%d" gets modified to be the number
       
   352             + KFileToolBackslash().Length()
       
   353             + uidLength + instanceLength
       
   354             + KFileToolBackslash().Length()
       
   355             + aTemplate.Length()
       
   356             + KFileToolBackslash().Length() // added for later use by GetDirNameAndBackslashLC.
       
   357             );
       
   358 
       
   359     dirName->Des().Append( KFileToolMainDirFull );
       
   360     dirName->Des().Append( KFileToolBackslash );
       
   361     dirName->Des().AppendFormat( KFileToolDirUid, iUid );
       
   362     dirName->Des().Append( KFileToolBackslash );
       
   363     dirName->Des().Append( *iInstance );
       
   364     dirName->Des().Append( KFileToolBackslash );
       
   365     dirName->Des().Append( aTemplate );
       
   366     
       
   367     dirName->Des().Append( KFileToolBackslash );
       
   368     iFs.MkDirAll( *dirName );
       
   369     return dirName;
       
   370     }
       
   371 
       
   372 // ---------------------------------------------------------------------------
       
   373 // Get full path wildcard for files residing in a directory
       
   374 // with given index
       
   375 // ---------------------------------------------------------------------------
       
   376 //
       
   377 HBufC* CXIMPTestFileTool::GetWildcardLC( 
       
   378         const TDesC& aDirTemplate )
       
   379     {
       
   380     HBufC* dirName = GetDirNameAndBackslashLC( aDirTemplate );
       
   381     HBufC* wildcard = HBufC::NewLC(
       
   382             dirName->Length() + KFileToolWildcard().Length() );
       
   383     wildcard->Des().Append( *dirName );
       
   384     wildcard->Des().Append( KFileToolWildcard );
       
   385 
       
   386     CleanupStack::Pop( 2 ); // wildcard, dirName
       
   387     delete dirName;
       
   388 
       
   389     CleanupStack::PushL( wildcard );
       
   390     return wildcard;
       
   391     }
       
   392 
       
   393 // ---------------------------------------------------------------------------
       
   394 // Get a list of files in a given directory
       
   395 // ---------------------------------------------------------------------------
       
   396 //
       
   397 CDir* CXIMPTestFileTool::GetDirListL( const TDesC& aTemplate )
       
   398     {
       
   399     HBufC* wildcard = GetWildcardLC( aTemplate );
       
   400 
       
   401     CDir* dirList = NULL;
       
   402     iFs.GetDir( *wildcard, KEntryAttNormal, ESortByName, dirList );
       
   403     CleanupStack::PopAndDestroy( wildcard );
       
   404 
       
   405     return dirList;
       
   406     }
       
   407 
       
   408 // ---------------------------------------------------------------------------
       
   409 // Get fully qualified file name
       
   410 // ---------------------------------------------------------------------------
       
   411 //
       
   412 HBufC* CXIMPTestFileTool::GetFileNameLC( 
       
   413         const TDesC& aDirTemplate,
       
   414         TInt aObjIndex )
       
   415     {
       
   416     // create file name
       
   417     HBufC* dirName = GetDirNameAndBackslashLC( aDirTemplate );
       
   418 
       
   419     TInt numLen = NumLenInChars( aObjIndex );
       
   420     HBufC* fileName = HBufC::NewLC(
       
   421             dirName->Length()
       
   422             + KFileToolFileBase().Length()
       
   423             + numLen
       
   424             - 2  // "%d" gets modified to be the number
       
   425             );
       
   426     fileName->Des().Append( *dirName );
       
   427     fileName->Des().AppendFormat( KFileToolFileBase, aObjIndex );
       
   428 
       
   429     CleanupStack::Pop( fileName );
       
   430     CleanupStack::PopAndDestroy( dirName );
       
   431     CleanupStack::PushL( fileName );
       
   432 
       
   433     // now we have the filename
       
   434     return fileName;
       
   435     }
       
   436 
       
   437 const TInt KSecond = 1000000;
       
   438 
       
   439 // ---------------------------------------------------------------------------
       
   440 // CXIMPTestFileTool::RegisterObserverL
       
   441 // ---------------------------------------------------------------------------
       
   442 //
       
   443 void CXIMPTestFileTool::RegisterObserverL( MXIMPTestFileObserver* aObserver )
       
   444     {    
       
   445     iObservers.AppendL( aObserver );
       
   446     if( !iTimer->IsActive() )
       
   447         {
       
   448         TCallBack callback( Process, this );
       
   449         iTimer->Start( KSecond, KSecond, callback );
       
   450         }        
       
   451     }
       
   452     
       
   453 // ---------------------------------------------------------------------------
       
   454 // CXIMPTestFileTool::UnregisterObserver
       
   455 // ---------------------------------------------------------------------------
       
   456 //
       
   457 void CXIMPTestFileTool::UnregisterObserver( MXIMPTestFileObserver* aObserver )
       
   458     {    
       
   459     TInt index = iObservers.Find( aObserver );
       
   460     if( index != KErrNotFound )
       
   461         {
       
   462         iObservers.Remove( index );
       
   463         }
       
   464     if( iObservers.Count() == 0 )
       
   465         {
       
   466         iTimer->Cancel();
       
   467         }
       
   468     }
       
   469 
       
   470 
       
   471 // ---------------------------------------------------------------------------
       
   472 // CXIMPTestFileTool::RunL
       
   473 // ---------------------------------------------------------------------------
       
   474 //
       
   475 TInt CXIMPTestFileTool::Process( TAny* aMyself )
       
   476     {
       
   477     TRAPD( ignore, ( static_cast< CXIMPTestFileTool* >( aMyself ) )->DoProcessL() );
       
   478     return 0; // ignored by CPeriodic
       
   479     }
       
   480 
       
   481 // ---------------------------------------------------------------------------
       
   482 // CXIMPTestFileTool::RunL
       
   483 // ---------------------------------------------------------------------------
       
   484 //
       
   485 void CXIMPTestFileTool::DoProcessL()
       
   486     {
       
   487     TInt countOfSrvMsg = NumSrvMsgL();
       
   488     TInt countOfObservers = iObservers.Count();
       
   489     
       
   490     for( TInt a = 0; a < countOfSrvMsg; ++a )
       
   491         {
       
   492         CXIMPTestFileSrvMsg* newMsg = SrvMsgRestoreLC( a );
       
   493         for( TInt b = 0;b < countOfObservers; ++b )
       
   494             {
       
   495             iObservers[ b ]->HandleL( newMsg->SrvMsgId(), newMsg->PayloadL() );
       
   496             }
       
   497         CleanupStack::PopAndDestroy( newMsg );
       
   498         }
       
   499     }
       
   500 
       
   501 
       
   502 // End of file