org.gridgain.grid.kernal.ggfs.hadoop

Class GridGgfsHadoopLogger

java.lang.Object

org.gridgain.grid.kernal.ggfs.hadoop.GridGgfsHadoopLogger

public final class GridGgfsHadoopLogger
extends Object

GGFS client logger writing data to the file.

Field Summary

Fields

Modifier and Type	Field and Description
static String	DELIM_FIELD Field delimiter.
static String	DELIM_FIELD_VAL Field values delimiter.
static String	HDR Pre-defined header string.
static int	TYPE_CLOSE_IN Close input stream.
static int	TYPE_CLOSE_OUT Close output stream.
static int	TYPE_DELETE Delete.
static int	TYPE_DIR_LIST Directory listing.
static int	TYPE_DIR_MAKE Directory creation.
static int	TYPE_MARK Mark.
static int	TYPE_OPEN_IN File open.
static int	TYPE_OPEN_OUT File create or append.
static int	TYPE_RANDOM_READ Random read.
static int	TYPE_RENAME Rename.
static int	TYPE_RESET Reset.
static int	TYPE_SEEK Seek.
static int	TYPE_SKIP Skip.

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
static GridGgfsHadoopLogger	disabledLogger() Get disabled logger.
boolean	isLogEnabled() Check whether logging is enabled.
void	logAppend(long streamId, org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode, int bufSize) Log file append event.
void	logCloseIn(long streamId, long userTime, long readTime, long total) Log input stream close event.
void	logCloseOut(long streamId, long userTime, long writeTime, long total) Log output stream close event.
void	logCreate(long streamId, org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode, boolean overwrite, int bufSize, int replication, long blockSize) Log file create event.
void	logDelete(org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode, boolean recursive) Log delete event.
static GridGgfsHadoopLogger	logger(String endpoint, String ggfsName, String dir, int batchSize) Get logger instance for the given endpoint.
void	logListDirectory(org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode, String[] files) Log directory listing event.
void	logMakeDirectory(org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode) Log directory creation event.
void	logMark(long streamId, long readLimit) Log mark event.
void	logOpen(long streamId, org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode, int bufSize, long dataLen) Log file open event.
void	logRandomRead(long streamId, long pos, int readLen) Log random read event.
void	logRename(org.gridgain.grid.ggfs.GridGgfsPath path, org.gridgain.grid.ggfs.GridGgfsMode mode, org.gridgain.grid.ggfs.GridGgfsPath destPath) Log rename event.
void	logReset(long streamId) Log reset event.
void	logSeek(long streamId, long pos) Log seek event.
void	logSkip(long streamId, long skipCnt) Log skip event.
static long	nextId() Get next stream ID.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DELIM_FIELD

public static final String DELIM_FIELD

Field delimiter.

See Also:

Constant Field Values

DELIM_FIELD_VAL

public static final String DELIM_FIELD_VAL

Field values delimiter.

See Also:

Constant Field Values

HDR

public static final String HDR

Pre-defined header string.

See Also:

Constant Field Values

TYPE_OPEN_IN

public static final int TYPE_OPEN_IN

File open.

See Also:

Constant Field Values

TYPE_OPEN_OUT

public static final int TYPE_OPEN_OUT

File create or append.

See Also:

Constant Field Values

TYPE_RANDOM_READ

public static final int TYPE_RANDOM_READ

Random read.

See Also:

Constant Field Values

TYPE_SEEK

public static final int TYPE_SEEK

Seek.

See Also:

Constant Field Values

TYPE_SKIP

public static final int TYPE_SKIP

Skip.

See Also:

Constant Field Values

TYPE_MARK

public static final int TYPE_MARK

Mark.

See Also:

Constant Field Values

TYPE_RESET

public static final int TYPE_RESET

Reset.

See Also:

Constant Field Values

TYPE_CLOSE_IN

public static final int TYPE_CLOSE_IN

Close input stream.

See Also:

Constant Field Values

TYPE_CLOSE_OUT

public static final int TYPE_CLOSE_OUT

Close output stream.

See Also:

Constant Field Values

TYPE_DIR_MAKE

public static final int TYPE_DIR_MAKE

Directory creation.

See Also:

Constant Field Values

TYPE_DIR_LIST

public static final int TYPE_DIR_LIST

Directory listing.

See Also:

Constant Field Values

TYPE_RENAME

public static final int TYPE_RENAME

Rename.

See Also:

Constant Field Values

TYPE_DELETE

public static final int TYPE_DELETE

Delete.

See Also:

Constant Field Values

Method Detail

nextId

public static long nextId()

Get next stream ID.

Returns:

Stream ID.

disabledLogger

public static GridGgfsHadoopLogger disabledLogger()

Get disabled logger.

Returns:

Disable logger instance.

logger

public static GridGgfsHadoopLogger logger(String endpoint,
                          String ggfsName,
                          String dir,
                          int batchSize)

Get logger instance for the given endpoint.

Parameters:

endpoint - Endpoint.

dir - Path.

batchSize - Batch size.

Returns:

Logger instance.

isLogEnabled

public boolean isLogEnabled()

Check whether logging is enabled.

Returns:

True in case logging is enabled.

logOpen

public void logOpen(long streamId,
           org.gridgain.grid.ggfs.GridGgfsPath path,
           org.gridgain.grid.ggfs.GridGgfsMode mode,
           int bufSize,
           long dataLen)

Log file open event.

Parameters:

streamId - Stream ID.

path - Path.

mode - Mode.

bufSize - Buffer size.

dataLen - Data length.

logCreate

public void logCreate(long streamId,
             org.gridgain.grid.ggfs.GridGgfsPath path,
             org.gridgain.grid.ggfs.GridGgfsMode mode,
             boolean overwrite,
             int bufSize,
             int replication,
             long blockSize)

Log file create event.

Parameters:

streamId - Stream ID.

path - Path.

mode - Mode.

overwrite - Overwrite flag.

bufSize - Buffer size.

replication - Replication factor.

blockSize - Block size.

logAppend

public void logAppend(long streamId,
             org.gridgain.grid.ggfs.GridGgfsPath path,
             org.gridgain.grid.ggfs.GridGgfsMode mode,
             int bufSize)

Log file append event.

Parameters:

streamId - Stream ID.

path - Path.

mode - Mode.

bufSize - Buffer size.

logRandomRead

public void logRandomRead(long streamId,
                 long pos,
                 int readLen)

Log random read event.

Parameters:

streamId - Stream ID.

pos - Position.

readLen - Read bytes count.

logSeek

public void logSeek(long streamId,
           long pos)

Log seek event.

Parameters:

streamId - Stream ID.

pos - Position.

logSkip

public void logSkip(long streamId,
           long skipCnt)

Log skip event.

Parameters:

streamId - Stream ID.

skipCnt - Skip bytes count.

logMark

public void logMark(long streamId,
           long readLimit)

Log mark event.

Parameters:

streamId - Stream ID.

readLimit - Read limit.

logReset

public void logReset(long streamId)

Log reset event.

Parameters:

streamId - Stream ID.

logCloseIn

public void logCloseIn(long streamId,
              long userTime,
              long readTime,
              long total)

Log input stream close event.

Parameters:

streamId - Stream ID.

userTime - User time.

readTime - Read time.

total - Total bytes read.

logCloseOut

public void logCloseOut(long streamId,
               long userTime,
               long writeTime,
               long total)

Log output stream close event.

Parameters:

streamId - Stream ID.

userTime - User time.

writeTime - Read time.

total - Total bytes read.

logMakeDirectory

public void logMakeDirectory(org.gridgain.grid.ggfs.GridGgfsPath path,
                    org.gridgain.grid.ggfs.GridGgfsMode mode)

Log directory creation event.

Parameters:

path - Path.

mode - Mode.

logListDirectory

public void logListDirectory(org.gridgain.grid.ggfs.GridGgfsPath path,
                    org.gridgain.grid.ggfs.GridGgfsMode mode,
                    String[] files)

Log directory listing event.

Parameters:

path - Path.

mode - Mode.

files - Files.

logRename

public void logRename(org.gridgain.grid.ggfs.GridGgfsPath path,
             org.gridgain.grid.ggfs.GridGgfsMode mode,
             org.gridgain.grid.ggfs.GridGgfsPath destPath)

Log rename event.

Parameters:

path - Path.

mode - Mode.

destPath - Destination path.

logDelete

public void logDelete(org.gridgain.grid.ggfs.GridGgfsPath path,
             org.gridgain.grid.ggfs.GridGgfsMode mode,
             boolean recursive)

Log delete event.

Parameters:

path - Path.

mode - Mode.

recursive - Recursive flag.

close

public void close()