org.postgresql.hostchooser

Class MultiHostChooser

java.lang.Object

org.postgresql.hostchooser.MultiHostChooser

All Implemented Interfaces:

java.lang.Iterable<CandidateHost>, HostChooser

class MultiHostChooser
extends java.lang.Object
implements HostChooser

HostChooser that keeps track of known host statuses.

Field Summary

Fields

Modifier and Type	Field and Description
private int	hostRecheckTime
private HostSpec[]	hostSpecs
private boolean	loadBalance
private HostRequirement	targetServerType

Constructor Summary

Constructors

Constructor and Description
MultiHostChooser(HostSpec[] hostSpecs, HostRequirement targetServerType, java.util.Properties info)

Method Summary

Modifier and Type	Method and Description
private <T> java.util.List<T>	append(java.util.List<T> a, java.util.List<T> b)
private java.util.Iterator<CandidateHost>	candidateIterator()
private java.util.List<CandidateHost>	getCandidateHosts(HostRequirement hostRequirement)
java.util.Iterator<CandidateHost>	iterator() Lists connection hosts in preferred order.
private <T> java.util.List<T>	rtrim(int size, java.util.List<T> a)
private java.util.List<CandidateHost>	withReqStatus(HostRequirement requirement, java.util.List<HostSpec> hosts)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

hostSpecs

private HostSpec[] hostSpecs

targetServerType

private final HostRequirement targetServerType

hostRecheckTime

private int hostRecheckTime

loadBalance

private boolean loadBalance

Constructor Detail

MultiHostChooser

MultiHostChooser(HostSpec[] hostSpecs,
                 HostRequirement targetServerType,
                 java.util.Properties info)

Method Detail

iterator

public java.util.Iterator<CandidateHost> iterator()

Description copied from interface: HostChooser

Lists connection hosts in preferred order.

Specified by:

iterator in interface java.lang.Iterable<CandidateHost>

Specified by:

iterator in interface HostChooser

Returns:

connection hosts in preferred order.

candidateIterator

private java.util.Iterator<CandidateHost> candidateIterator()

getCandidateHosts

private java.util.List<CandidateHost> getCandidateHosts(HostRequirement hostRequirement)

withReqStatus

private java.util.List<CandidateHost> withReqStatus(HostRequirement requirement,
                                                    java.util.List<HostSpec> hosts)

append

private <T> java.util.List<T> append(java.util.List<T> a,
                                     java.util.List<T> b)

rtrim

private <T> java.util.List<T> rtrim(int size,
                                    java.util.List<T> a)