$saveTextFileResult = $fileStoreService->saveTextFile("xinyuan","/services/tfs/xinyuan.txt") ;
$getFileTextResult = $fileStoreService->getFileText("/services/tfs/xinyuan.txt") ;
$isFileExistResult = $fileStoreService->isFileExist("/services/tfs/xinyuan.txt") ;
$deleteFileTextResult = $fileStoreService->deleteFile("/services/tfs/xinyuan.txt") ;
getfiletextresult="$fileStoreService-"-->getFileText("/services/tfs/filename.txt") ; echo "getFileText:" . $getFileTextResult;
$fileStoreService->saveTextFile("filecontent","/services/tfs/filename.txt") ;
$getFileTextResult = $fileStoreService->getFileText("/services/tfs/filename.txt") ; echo "getFileText:".$getFileTextResult;
$isFileExistResult = $fileStoreService->isFileExist("/services/tfs/filename.txt") ; echo "isFileExist:".$isFileExistResult;
$fileStoreService->deleteFile("/services/tfs/filename.txt") ;
$getFileTextAfterDeleteResult = $fileStoreService->getFileText("/services/tfs/filename.txt") ; echo "getFileText:".$getFileTextAfterDeleteResult;
$fileStoreService->createDir("/services/tfs/newdir/") ;
$fileStoreService->deleteDir("/services/tfs/newdir/") ;