org.gridgain.grid.kernal.processors.ggfs

Class GridGgfsInputStreamAdapter

java.lang.Object

java.io.InputStream

org.gridgain.grid.ggfs.GridGgfsInputStream

org.gridgain.grid.kernal.processors.ggfs.GridGgfsInputStreamAdapter

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

GridGgfsInputStreamImpl

public abstract class GridGgfsInputStreamAdapter
extends org.gridgain.grid.ggfs.GridGgfsInputStream

Implementation adapter providing necessary methods.

Constructor Summary

Constructors

Constructor and Description
GridGgfsInputStreamAdapter()

Method Summary

Methods

Modifier and Type	Method and Description
abstract GridGgfsFileInfo	fileInfo() Gets file info for opened file.
long	length()
abstract byte[][]	readChunks(long pos, int len) Reads bytes from given position.

Methods inherited from class org.gridgain.grid.ggfs.GridGgfsInputStream

position, read, readFully, readFully, seek

Methods inherited from class java.io.InputStream

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

Methods inherited from class java.lang.Object

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

Constructor Detail

GridGgfsInputStreamAdapter

public GridGgfsInputStreamAdapter()

Method Detail

length

public long length()

Specified by:

length in class org.gridgain.grid.ggfs.GridGgfsInputStream

fileInfo

public abstract GridGgfsFileInfo fileInfo()

Gets file info for opened file.

Returns:

File info.

readChunks

public abstract byte[][] readChunks(long pos,
                  int len)
                             throws IOException

Reads bytes from given position.

Parameters:

pos - Position to read from.

len - Number of bytes to read.

Returns:

Array of chunks with respect to chunk file representation.

Throws:

IOException - If read failed.