org.apache.accumulo.server.trace

Class TraceFSDataInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

java.io.DataInputStream

org.apache.hadoop.fs.FSDataInputStream

org.apache.accumulo.server.trace.TraceFSDataInputStream

All Implemented Interfaces:

Closeable, DataInput, org.apache.hadoop.fs.ByteBufferReadable, org.apache.hadoop.fs.CanSetDropBehind, org.apache.hadoop.fs.CanSetReadahead, org.apache.hadoop.fs.HasFileDescriptor, org.apache.hadoop.fs.PositionedReadable, org.apache.hadoop.fs.Seekable

public class TraceFSDataInputStream
extends org.apache.hadoop.fs.FSDataInputStream

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor and Description
TraceFSDataInputStream(org.apache.hadoop.fs.FSDataInputStream in)

Method Summary

Methods

Modifier and Type	Method and Description
int	read(long position, byte[] buffer, int offset, int length)
void	readFully(long position, byte[] buffer)
void	readFully(long position, byte[] buffer, int offset, int length)
void	seek(long desired)
boolean	seekToNewSource(long targetPos)

Methods inherited from class org.apache.hadoop.fs.FSDataInputStream

getFileDescriptor, getPos, getWrappedStream, read, setDropBehind, setReadahead

Methods inherited from class java.io.DataInputStream

read, read, readBoolean, readByte, readChar, readDouble, readFloat, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, readUTF, skipBytes

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Constructor Detail

TraceFSDataInputStream

public TraceFSDataInputStream(org.apache.hadoop.fs.FSDataInputStream in)
                       throws IOException

Throws:

IOException

Method Detail

seek

public void seek(long desired)
          throws IOException

Specified by:

seek in interface org.apache.hadoop.fs.Seekable

Overrides:

seek in class org.apache.hadoop.fs.FSDataInputStream

Throws:

IOException

read

public int read(long position,
       byte[] buffer,
       int offset,
       int length)
         throws IOException

Specified by:

read in interface org.apache.hadoop.fs.PositionedReadable

Overrides:

read in class org.apache.hadoop.fs.FSDataInputStream

Throws:

IOException

readFully

public void readFully(long position,
             byte[] buffer,
             int offset,
             int length)
               throws IOException

Specified by:

readFully in interface org.apache.hadoop.fs.PositionedReadable

Overrides:

readFully in class org.apache.hadoop.fs.FSDataInputStream

Throws:

IOException

readFully

public void readFully(long position,
             byte[] buffer)
               throws IOException

Specified by:

readFully in interface org.apache.hadoop.fs.PositionedReadable

Overrides:

readFully in class org.apache.hadoop.fs.FSDataInputStream

Throws:

IOException

seekToNewSource

public boolean seekToNewSource(long targetPos)
                        throws IOException

Specified by:

seekToNewSource in interface org.apache.hadoop.fs.Seekable

Overrides:

seekToNewSource in class org.apache.hadoop.fs.FSDataInputStream

Throws:

IOException