com.caucho.db.blob

Class InodeBlobInputStream

java.lang.Object

java.io.InputStream

com.caucho.db.blob.InodeBlobInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class InodeBlobInputStream
extends java.io.InputStream

Directly reading the blob from the inode.

Constructor Summary

Constructors

Constructor and Description
InodeBlobInputStream(BlockStore store, byte[] inode, int inodeOffset) Creates a blob output stream.
InodeBlobInputStream(Inode inode) Creates a blob output stream.

Method Summary

Modifier and Type	Method and Description
void	close() Closes the buffer.
void	init(BlockStore store, byte[] inode, int inodeOffset) Initialize the output stream.
int	read() Reads a byte.
int	read(byte[] buf, int offset, int length) Reads a buffer.
void	readBlock() Updates the buffer.
static long	readLong(byte[] buffer, int offset) Writes the long.

Methods inherited from class java.io.InputStream

available, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

InodeBlobInputStream

public InodeBlobInputStream(BlockStore store,
                            byte[] inode,
                            int inodeOffset)

Creates a blob output stream.

Parameters:

store - the output store

InodeBlobInputStream

public InodeBlobInputStream(Inode inode)

Creates a blob output stream.

Parameters:

store - the output store

Method Detail

init

public void init(BlockStore store,
                 byte[] inode,
                 int inodeOffset)

Initialize the output stream.

read

public int read()
         throws java.io.IOException

Reads a byte.

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] buf,
                int offset,
                int length)
         throws java.io.IOException

Reads a buffer.

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

close

public void close()

Closes the buffer.

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.io.InputStream

readBlock

public void readBlock()
               throws java.io.IOException

Updates the buffer.

Throws:

java.io.IOException

readLong

public static long readLong(byte[] buffer,
                            int offset)

Writes the long.