当前位置: 首页>>代码示例>>C++>>正文


C++ TPtr8::Right方法代码示例

本文整理汇总了C++中TPtr8::Right方法的典型用法代码示例。如果您正苦于以下问题:C++ TPtr8::Right方法的具体用法?C++ TPtr8::Right怎么用?C++ TPtr8::Right使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在TPtr8的用法示例。


在下文中一共展示了TPtr8::Right方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: KTestMessageOneParamExpected

TInt CFloggerTest028_Sync_Static_Multiple2::DoTestCheckWriteL()
	{
	RFile logFile;
	HBufC8* hBuffer;
	TInt listfilesize,returnCode;
	RFs fileSystem; //For file operation create a file system
	TInt numSuccessful = 0;

	User::LeaveIfError(fileSystem.Connect());
	
	//Open the file in the read mode
	User::LeaveIfError(logFile.Open(fileSystem,KFloggerOutputFile,EFileRead));

	CleanupClosePushL(logFile);

	User::LeaveIfError(logFile.Size(listfilesize)); //Size of the file
	
	hBuffer = HBufC8::New(listfilesize); //Allocate the buffer
	CleanupStack::PushL(hBuffer);

	TPtr8 ptrString = hBuffer->Des();  //To access the buffer

	// Read from position 0: start of file
	User::LeaveIfError(returnCode = logFile.Read(ptrString));
	
	
	// the test case writes 5 elements 100 times, but we only check these things:
	// 1. that the long test message with one parameter is written 100 times
	// 2. that the test message with one param is written 100 times
	// 3. that the end of test message has been written
	
	TPtrC8 ptrStringOffsetForSearching;
	returnCode = ptrString.Find(KTestMessageOneParamExpected);

	if (returnCode > 0)
		{
		numSuccessful++;
		}
		
	TInt newLength;   // allow length to be watched during debugging
	TInt loop;
	
	ptrStringOffsetForSearching.Set(ptrString.Right((ptrString.Length()-returnCode)-KTestMessageOneParamExpected().Length()));
	for (loop=0; loop < KMultipleWriteStressTimes; loop++)
		{
		returnCode = ptrStringOffsetForSearching.Find(KTestMessageOneParamExpected); //find the next occurance
		if (returnCode > 0)
			{
			numSuccessful++;
			}
			
		newLength = ptrStringOffsetForSearching.Length() - returnCode - KTestMessageOneParamExpected().Length();
	 	if (newLength < 0)
	 		{
	 		User::Leave(KErrUnknown);
	 		}

		ptrStringOffsetForSearching.Set(ptrStringOffsetForSearching.Right(newLength));
		
		}


	returnCode = ptrString.Find(KTestTooLongMessageOneParamExpected);

	if (returnCode > 0)
		{
		numSuccessful++;
		}
		
	newLength = ptrString.Length()-returnCode-KTestTooLongMessageOneParamExpected().Length();
	ptrStringOffsetForSearching.Set(ptrString.Right(newLength));
	for (loop=0; loop < KMultipleWriteStressTimes; loop++)
		{
		returnCode = ptrStringOffsetForSearching.Find(KTestTooLongMessageOneParamExpected); //find the next occurance
		if (returnCode > 0)
			{
			numSuccessful++;
			}
			
		if (loop < (KMultipleWriteStressTimes - 1))
			{
			newLength = ptrStringOffsetForSearching.Length() - returnCode - KTestTooLongMessageOneParamExpected().Length();
	 		if (newLength < 0)
	 			{
	 			User::Leave(KErrUnknown);
	 			}
			ptrStringOffsetForSearching.Set(ptrStringOffsetForSearching.Right(newLength));
			}
		
		}

	returnCode = ptrString.Find(KTestEndMessage8); 
	if (returnCode > 0)
		{
		numSuccessful++;
		}

	
	CleanupStack::PopAndDestroy(hBuffer);
	CleanupStack::PopAndDestroy();	//logFile
//.........这里部分代码省略.........
开发者ID:cdaffara,项目名称:symbiandump-os2,代码行数:101,代码来源:step_028_xx.cpp

示例2:

TInt CFloggerTest028_Sync_ConMultiple::DoTestCheckWriteL()
	{
	RFile logFile;
	HBufC8* hBuffer;
	TInt listfilesize,returnCode;
	RFs fileSystem; //For file operation create a file system
	TInt numSuccessful = 0;

	User::LeaveIfError(fileSystem.Connect());
	
	//Open the file in the read mode
	User::LeaveIfError(logFile.Open(fileSystem,KFloggerOutputFile,EFileRead));

	CleanupClosePushL(logFile);

	User::LeaveIfError(logFile.Size(listfilesize)); //Size of the file
	
	hBuffer = HBufC8::New(listfilesize); //Allocate the buffer
	CleanupStack::PushL(hBuffer);

	TPtr8 ptrString = hBuffer->Des();  //To access the buffer

	// Read from position 0: start of file
	User::LeaveIfError(returnCode = logFile.Read(ptrString));
	
	returnCode = ptrString.Find(KTestMessage8); //find the test descriptor in the buffer read
											//from the file
	if (returnCode > 0)
		{
		numSuccessful++;
		}


	returnCode = ptrString.Find(KTestMessageOneParamExpected); 
	if (returnCode > 0)
		{
		numSuccessful++;
		}

	TPtrC8 ptrStringOffsetForSearching = ptrString.Right((ptrString.Length()-returnCode)-KTestMessageOneParamExpected().Length());

	returnCode = ptrStringOffsetForSearching.Find(KTestMessageOneParamExpected); //find the next occurance
	if (returnCode > 0)
		{
		numSuccessful++;
		}

	returnCode = ptrString.Find(KTestTooLongExpectedMessage); 
	if (returnCode > 0)
		{
		numSuccessful++;
		}
		
	returnCode = ptrString.Find(KTestTooLongMessageOneParamExpected); 
	if (returnCode > 0)
		{
		numSuccessful++;
		}

	// we don't check that all the binary data is there - just that the file is nice and long		
	if ( listfilesize > K1KilobyteOfDataSize)
		{
		numSuccessful++;
		}



	CleanupStack::PopAndDestroy(hBuffer);
	CleanupStack::PopAndDestroy();	//logFile
	if ( numSuccessful == 6 )
		return KErrNone;
	else
		return KErrUnknown;
	}
开发者ID:cdaffara,项目名称:symbiandump-os2,代码行数:74,代码来源:step_028_xx.cpp


注:本文中的TPtr8::Right方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。