os/ossrv/genericservices/taskscheduler/Test/MinimalTaskHandler/minimaltaskhandler.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200 (2014-06-10)
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <schinfo.h>
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#include <schinfointernal.h>
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#include <schtask.h>
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#include <s32file.h>
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#include <e32math.h>
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#include <e32cons.h>
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// Constants
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_LIT(KMinimalTaskConsoleName, "MinimalTaskExecutor");
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static void SignalTestExe()
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	{
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	_LIT(KSchSemaphoreName, "SCHMinimalTaskHandler");
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	RSemaphore sem;
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	TInt ret = sem.OpenGlobal(KSchSemaphoreName);
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	if (ret == KErrNone)
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		{
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		sem.Signal();
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		sem.Close();
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		}
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	}
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//***********************************************************************************
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LOCAL_D TInt GetRandomNumber(const TInt aLow, const TInt aHigh, TInt64& aSeed)
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	{
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	TReal initialRand = (Math::FRand(aSeed) * (aHigh - aLow));
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	TInt32 rand;
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	// Round to 0 decimal places, ie. the nearest whole numer
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	Math::Round(initialRand, initialRand, 0);
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	Math::Int(rand, initialRand);
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	return (aLow + rand);
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	}
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//***********************************************************************************
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LOCAL_D void ConstructConsoleL(RFile& aTaskFile)
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	{
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	CConsoleBase* console=Console::NewL(KMinimalTaskConsoleName, TSize(KConsFullScreen, KConsFullScreen));
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	CleanupStack::PushL(console);
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	console->Printf(_L(" contents of task file\n"));
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	CFileStore* store;
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	// Open the filestore
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	store = CDirectFileStore::FromLC(aTaskFile);//pushes store
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	RStoreReadStream instream;
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	instream.OpenLC(*store,store->Root());//pushes instream
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	// Get task count
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	TInt count = instream.ReadInt32L();
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	for (TInt i=0;i<count;i++)
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		{
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		CScheduledTask* task = CScheduledTask::NewLC(instream);
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		TBuf<150> buf;
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		buf.Format(_L("Running task \"%S\""), &task->Info().iName);
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		User::LeaveIfError(User::InfoPrint(buf));
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		console->Printf(task->Info().iName);
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		console->Printf(_L("\n"));
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		HBufC* data = const_cast<HBufC*>(&(task->Data()));
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		console->Printf(*data);
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		console->Printf(_L("\n"));
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		console->Printf(_L("%d \n"),task->Info().iTaskId);
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		TTsTime tstime = task->ValidUntil();
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		const TTime time = tstime.GetLocalTime();
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		TBuf<30> dateString;
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		time.FormatL(dateString,(_L("%H%:1%T%*E%*D%X%*N%Y %1 %2 %3")));
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		console->Printf(_L(":%S\n"), &dateString);
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		CleanupStack::PopAndDestroy(task);
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		}
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	console->Printf(_L("Pausing for a one second..."));
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	User::After(1000000);
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	CleanupStack::PopAndDestroy(3); //console, store, instream
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	}
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//***********************************************************************************
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LOCAL_D TInt Execute()
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	{
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	TInt err = KErrNoMemory;
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	CTrapCleanup* cleanup=CTrapCleanup::New();	//can fail
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	if (cleanup)
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		{
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		RFile file;
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		// Adopt the task file from the Task Scheduler
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		err = file.AdoptFromCreator(TScheduledTaskFile::FsHandleIndex(),
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									TScheduledTaskFile::FileHandleIndex());
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		if (err != KErrNone)
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			return err;
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		// The aParam is the name of a file where the relevant CTaskExCmdLine is
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		// do the executing 
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		TRAPD(err, ConstructConsoleL(file));
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		if(err == KErrNone)
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			{
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			// Sometimes we want to return a bogus error value, 
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			// sometimes we don't.
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			TTime now;
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			now.HomeTime();
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			TInt64 seed = now.Int64();
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			err = GetRandomNumber(-50, 200, seed); //20% chance of error being returned
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			}
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		file.Close();// Close the file		
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		delete cleanup;
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		}
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	SignalTestExe();		
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	return err;
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	}
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//***********************************************************************************
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GLDEF_C TInt E32Main()
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	{
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	return Execute();
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	}