ostore.apps.qtree.impl
Class QTreeDownMsg

java.lang.Object
  |
  +--ostore.network.NetworkMessage
        |
        +--ostore.apps.qtree.impl.QTreeDownMsg

All Implemented Interfaces:

Cloneable, QueueElementIF, QuickSerializable

public class QTreeDownMsg

extends NetworkMessage

Sent from the root to every node in the query tree. Visdemo, Netbait also listen to this message directly. QTree listens and forwards this message to each node's children.

Author:

Jason Lee

Field Summary

protected QuickSerializable	_user_data
protected InputBuffer	_user_data_buffer
protected int	_user_data_length
boolean	automatic
long	id
NodeId	source_node
protected SecureHash	treeId

Fields inherited from class ostore.network.NetworkMessage

comp_q, est_rtt_ms, inbound, peer, sender, tries, user_data, wait_ms

Constructor Summary

QTreeDownMsg(InputBuffer buffer)

QTreeDownMsg(NodeId peer, boolean inbound, boolean automatic, QuickSerializable user_data, SecureHash treeId, long id, NodeId source_node)

Method Summary

boolean	equals(Object o)
SecureHash	getTreeId()
int	hashCode()
void	serialize(OutputBuffer buffer) Add the object to the buffer.
void	setTreeId(SecureHash tree)
String	toString()
QuickSerializable	user_data()

Methods inherited from class ostore.network.NetworkMessage

clone

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

treeId

protected SecureHash treeId

automatic

public boolean automatic

id

public long id

source_node

public NodeId source_node

_user_data

protected QuickSerializable _user_data

_user_data_length

protected int _user_data_length

_user_data_buffer

protected InputBuffer _user_data_buffer

Constructor Detail

QTreeDownMsg

public QTreeDownMsg(NodeId peer,
                    boolean inbound,
                    boolean automatic,
                    QuickSerializable user_data,
                    SecureHash treeId,
                    long id,
                    NodeId source_node)

QTreeDownMsg

public QTreeDownMsg(InputBuffer buffer)
             throws QSException

Method Detail

user_data

public QuickSerializable user_data()
                            throws QSException

QSException

serialize

public void serialize(OutputBuffer buffer)

Description copied from interface: QuickSerializable

Add the object to the buffer.

Specified by:

serialize in interface QuickSerializable

Overrides:

serialize in class NetworkMessage

Parameters:

buffer - the output buffer to add the object to

getTreeId

public SecureHash getTreeId()

setTreeId

public void setTreeId(SecureHash tree)

toString

public String toString()

Overrides:

toString in class NetworkMessage

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object