demo.helloworld.step2.api
Class HelloWorldQueryState

java.lang.Object
  |
  +--demo.helloworld.step2.api.HelloWorldQueryState

All Implemented Interfaces:

DDQueryState, QuickSerializable

public class HelloWorldQueryState

extends Object

implements DDQueryState

HelloWorldQueryState is a DDQueryState used in a HelloWorldLocateMsg used to keep track of number of servers that has be found by HelloWorldQuery

Version:

$Id: HelloWorldQueryState.java,v 1.1 2004/06/14 06:30:17 kelvinso Exp $

Author:

Chiu Wah Kelvin So

Constructor Summary

HelloWorldQueryState(InputBuffer buffer)
Constructs a HelloWorldQueryState from its serialized form.

HelloWorldQueryState(int numberOfReqServers)
Creates a new HelloWorldQueryState.

Method Summary

boolean	add(SecureHash src) Adds the specified server to the serversGuidSet if it is not already present.
boolean	contains(SecureHash src) Tests whether the serversGuidSet contains the specified server
int	numberOfRequestedServers() numberOfRequestedServers returns the requested number of servers.
void	serialize(OutputBuffer buffer) Specified by ostore.util.QuickSerializable
int	size() size returns the size of the serversGuidSet
String	toString() Specified by java.lang.Object

Methods inherited from class java.lang.Object

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

Constructor Detail

HelloWorldQueryState

public HelloWorldQueryState(int numberOfReqServers)

Creates a new HelloWorldQueryState.

HelloWorldQueryState

public HelloWorldQueryState(InputBuffer buffer)
                     throws QSException

Constructs a HelloWorldQueryState from its serialized form.

Parameters:

buffer - serialized form of object.

Method Detail

serialize

public void serialize(OutputBuffer buffer)

Specified by ostore.util.QuickSerializable

Specified by:

serialize in interface QuickSerializable

add

public boolean add(SecureHash src)

Adds the specified server to the serversGuidSet if it is not already present.

Parameters:

src - SecureHash

Returns:

true if the set serversGuidSet did not already contain the specified server.

contains

public boolean contains(SecureHash src)

Tests whether the serversGuidSet contains the specified server

Parameters:

src - SecureHash

Returns:

true if the serversGuidSet already contains the specified server.

numberOfRequestedServers

public int numberOfRequestedServers()

numberOfRequestedServers returns the requested number of servers.

Returns:

the requested number of servers.

size

public int size()

size returns the size of the serversGuidSet

Returns:

size returns the size of the serversGuidSet

toString

public String toString()

Specified by java.lang.Object

Overrides:

toString in class Object