public class StagingFileUtils extends Object
| Modifier and Type | Field and Description | 
|---|---|
| static int | CELL_BUFFER_SIZE | 
| Constructor and Description | 
|---|
| StagingFileUtils() | 
| Modifier and Type | Method and Description | 
|---|---|
| static void | nextKeyMap(BufferedReader in,
          HashMap<Integer,HashMap<Long,Long>> map,
          int bi,
          int blen) | 
| static int | nextSizedKeyMap(BufferedReader in,
               HashMap<Integer,HashMap<Long,Long>> map,
               int blen,
               int size) | 
| static BufferedReader | openKeyMap(String name) | 
| static MatrixBlock | readCellList2BlockFromLocal(String fname,
                           int blen) | 
| static MatrixBlock | readCellList2BlockFromLocal(String fname,
                           int blen,
                           boolean sparse) | 
| static LinkedList<Cell> | readCellListFromLocal(String fname) | 
| static void | writeCellListToLocal(String fname,
                    LinkedList<Cell> buffer) | 
| static void | writeKeyMappingToLocal(String fname,
                      long[][] keys) | 
public static final int CELL_BUFFER_SIZE
public static void writeCellListToLocal(String fname, LinkedList<Cell> buffer) throws IOException
IOExceptionpublic static void writeKeyMappingToLocal(String fname, long[][] keys) throws IOException
IOExceptionpublic static BufferedReader openKeyMap(String name) throws FileNotFoundException
FileNotFoundExceptionpublic static void nextKeyMap(BufferedReader in, HashMap<Integer,HashMap<Long,Long>> map, int bi, int blen) throws NumberFormatException, IOException
NumberFormatExceptionIOExceptionpublic static int nextSizedKeyMap(BufferedReader in, HashMap<Integer,HashMap<Long,Long>> map, int blen, int size) throws NumberFormatException, IOException
NumberFormatExceptionIOExceptionpublic static LinkedList<Cell> readCellListFromLocal(String fname) throws IOException
IOExceptionpublic static MatrixBlock readCellList2BlockFromLocal(String fname, int blen) throws IOException, DMLRuntimeException
IOExceptionDMLRuntimeExceptionpublic static MatrixBlock readCellList2BlockFromLocal(String fname, int blen, boolean sparse) throws IOException, DMLRuntimeException
IOExceptionDMLRuntimeExceptionCopyright © 2021 The Apache Software Foundation. All rights reserved.