dd.api
Class DDPublishReq

java.lang.Object
  |
  +--dd.api.DDPublishReq

All Implemented Interfaces:

QueueElementIF

public class DDPublishReq

extends Object

implements QueueElementIF

Event that causes DD to publish an object pointer to the given GUID with the given tag.

Version:

$Id: DDPublishReq.java,v 1.2 2004/05/04 23:21:08 hweather Exp $

Author:

Hakim Weatherspoon

See Also:

DDPublishResp

Field Summary

SecureHash	guid The object guid.
int	intermediate_ttl Time-to-live (in seconds) for object pointer stored at intermediate nodes.
int	local_ttl Time-to-live (in seconds) for object pointer stored locally.
boolean	publish Flag indicating whether request is a publish or unpublish.
int	root_ttl Time-to-live (in seconds) for object pointer at the root node(s).
SinkIF	sink Requestor sink to return resp.
DDTag	tag The object tag.
Object	userData Requestor defined object to be returned in the resp.

Constructor Summary

DDPublishReq(SecureHash g, DDTag t, boolean p, int local_ttl, int intermediate_ttl, int root_ttl, Object u, SinkIF s)
Constructor: Creates a new DDPublishReq.

Method Summary

String

toString() Specified by java.lang.Object

Methods inherited from class java.lang.Object

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

Field Detail

guid

public SecureHash guid

The object guid.

tag

public DDTag tag

The object tag.

publish

public boolean publish

Flag indicating whether request is a publish or unpublish.

local_ttl

public int local_ttl

Time-to-live (in seconds) for object pointer stored locally.

intermediate_ttl

public int intermediate_ttl

Time-to-live (in seconds) for object pointer stored at intermediate nodes. That is, nodes along the path between the local and root nodes.

root_ttl

public int root_ttl

Time-to-live (in seconds) for object pointer at the root node(s).

userData

public Object userData

Requestor defined object to be returned in the resp.

sink

public SinkIF sink

Requestor sink to return resp.

Constructor Detail

DDPublishReq

public DDPublishReq(SecureHash g,
                    DDTag t,
                    boolean p,
                    int local_ttl,
                    int intermediate_ttl,
                    int root_ttl,
                    Object u,
                    SinkIF s)

Constructor: Creates a new DDPublishReq.

Parameters:

g - guid of object to publish.

t - tag of object to publish.

p - Flag indicating whether request is a publish or unpublish.

local_ttl - Time-to-live (in seconds) for guid/tag pointer pair stored locally.

intermediate_ttl - Time-to-live (in seconds) for guid/tag pointer pair stored at intermediate nodes (i.e. along the path between local and root nodes).

root_ttl - Time-to-live (in seconds) for guid/tag pointer pair stored at the root node(s).

u - Requestor defined object to be returned in the resp.

s - Requestor sink to return resp

Method Detail

toString

public String toString()

Specified by java.lang.Object

Overrides:

toString in class Object