check if the key exists in the blob store . concode_field_sep String BLOBSTORE_DATA concode_elem_sep TimerTask _cleanup concode_elem_sep int BUCKETS concode_elem_sep Path _fullPath concode_elem_sep FileSystem _fs concode_elem_sep FsPermission BLOBSTORE_DIR_PERMISSION concode_elem_sep long FULL_CLEANUP_FREQ concode_elem_sep Iterator<String> it concode_elem_sep int currentBucket concode_elem_sep Configuration _hadoopConf concode_elem_sep Logger LOG concode_elem_sep String next concode_elem_sep Timer timer concode_field_sep String next concode_elem_sep int getBlobReplication concode_elem_sep Iterator<String> listKeys concode_elem_sep Iterator<String> listKeys concode_elem_sep void fullCleanup concode_elem_sep BlobStoreFile read concode_elem_sep Iterator<BlobStoreFile> listBlobStoreFiles concode_elem_sep boolean hasNext concode_elem_sep void deleteKey concode_elem_sep void primeNext concode_elem_sep void delete concode_elem_sep void remove concode_elem_sep Path getKeyDir concode_elem_sep BlobStoreFile write concode_elem_sep void shutdown concode_elem_sep int updateBlobReplication
boolean function ( String arg0 ) { Path loc0 = getKeyDir ( arg0 ) ; boolean loc1 = false ; try { _fs = loc0 . getFileSystem ( _hadoopConf ) ; loc1 = _fs . exists ( loc0 ) ; } catch ( IOException loc2 ) { LOG . warn ( "srini_string" + arg0 ) ; } return loc1 ; }