software.amazon.jdbc

Class RandomHostSelector

java.lang.Object

software.amazon.jdbc.RandomHostSelector

All Implemented Interfaces:

HostSelector

public class RandomHostSelector
extends java.lang.Object
implements HostSelector

Constructor Summary

Constructors

Constructor and Description
RandomHostSelector()

Method Summary

Modifier and Type	Method and Description
HostSpec	getHost(java.util.List<HostSpec> hosts, HostRole role) Selects a host with the requested role from the given host list.

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomHostSelector

public RandomHostSelector()

Method Detail

getHost

public HostSpec getHost(java.util.List<HostSpec> hosts,
                        HostRole role)
                 throws java.sql.SQLException

Description copied from interface: HostSelector

Selects a host with the requested role from the given host list.

Specified by:

getHost in interface HostSelector

Parameters:

hosts - a list of available hosts to pick from

role - the desired host role - either a writer or a reader

Returns:

a host matching the requested role

Throws:

java.sql.SQLException - if the host list does not contain any hosts matching the requested role or an error occurs while selecting a host