org.siebengeisslein.core
Class Task

java.lang.Object
  org.siebengeisslein.core.Task

Direct Known Subclasses:

AddNodeTask, CommitTask, RemoveEntryTask, SetEntryTask

public abstract class Task
extends java.lang.Object

Field Summary

static byte	ADD_NODE_ID
static byte	COMMIT_ENTRY_ID
static int	MAX_ID
static byte	REMOVE_ENTRY_ID
static byte	SET_ENTRY_ID

Constructor Summary

Task(byte id)

Method Summary

abstract void	commit(FlushThread flushThread)
byte	getID()
abstract int	getTaskSize()
protected void	markReferenced(BTree btree, long[] refs)
abstract void	write(java.nio.ByteBuffer buf)

Methods inherited from class java.lang.Object

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

Field Detail

MAX_ID

public static final int MAX_ID

See Also:

Constant Field Values

ADD_NODE_ID

public static final byte ADD_NODE_ID

See Also:

Constant Field Values

SET_ENTRY_ID

public static final byte SET_ENTRY_ID

See Also:

Constant Field Values

REMOVE_ENTRY_ID

public static final byte REMOVE_ENTRY_ID

See Also:

Constant Field Values

COMMIT_ENTRY_ID

public static final byte COMMIT_ENTRY_ID

See Also:

Constant Field Values

Constructor Detail

Task

public Task(byte id)

Method Detail

commit

public abstract void commit(FlushThread flushThread)
                     throws java.io.IOException,
                            UnknownOIDException

Throws:

java.io.IOException

UnknownOIDException

write

public abstract void write(java.nio.ByteBuffer buf)
                    throws java.io.IOException

Throws:

java.io.IOException

getTaskSize

public abstract int getTaskSize()

getID

public final byte getID()

markReferenced

protected void markReferenced(BTree btree,
                              long[] refs)
                       throws UnknownOIDException,
                              java.io.IOException

Throws:

UnknownOIDException

java.io.IOException