org.apache.jdo.impl.fostore
Class Block

java.lang.Object
  org.apache.jdo.impl.fostore.Block

All Implemented Interfaces:

org.netbeans.mdr.persistence.Streamable

public class Block

extends java.lang.Object

implements org.netbeans.mdr.persistence.Streamable

Represents an object stored in the database as a semi-opaque value. While it has no methods which allow interesting access to itself, the store has metadata which describes its contents.

This class is public so that it can be used as a Streamable and stored in the database.

Author:

Dave Bristor

Field Summary

private byte[]

data

Constructor Summary

	Block()
(package private)	Block(FOStoreInput in, int length)

Method Summary

void	dump()
(package private) byte[]	getData()
void	read(java.io.InputStream is)
void	write(java.io.OutputStream os)

Methods inherited from class java.lang.Object

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

Field Detail

data

private byte[] data

Constructor Detail

Block

Block(FOStoreInput in,
      int length)

Block

public Block()

Method Detail

getData

byte[] getData()

write

public void write(java.io.OutputStream os)
           throws org.netbeans.mdr.persistence.StorageException

Specified by:

write in interface org.netbeans.mdr.persistence.Streamable

Throws:

org.netbeans.mdr.persistence.StorageException

read

public void read(java.io.InputStream is)
          throws org.netbeans.mdr.persistence.StorageException

Specified by:

read in interface org.netbeans.mdr.persistence.Streamable

Throws:

org.netbeans.mdr.persistence.StorageException

dump

public void dump()