Class MultiHostChooser

java.lang.Object

org.postgresql.hostchooser.MultiHostChooser

All Implemented Interfaces:

Iterable<CandidateHost>, HostChooser

class MultiHostChooser
extends Object
implements HostChooser

HostChooser that keeps track of known host statuses.

Field Summary

Fields

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

Constructor Summary

Constructors

Constructor	Description
MultiHostChooser(HostSpec[] hostSpecs, HostRequirement targetServerType, Properties info)

Method Summary

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

Methods inherited from class Object

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

Methods inherited from interface Iterable

forEach, spliterator

Field Details

hostSpecs

private final HostSpec[] hostSpecs

targetServerType

private final HostRequirement targetServerType

hostRecheckTime

private int hostRecheckTime

loadBalance

private boolean loadBalance

Constructor Details

MultiHostChooser

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

Method Details

iterator

public Iterator<CandidateHost> iterator()

Description copied from interface: HostChooser

Lists connection hosts in preferred order.

Specified by:

iterator in interface HostChooser

Specified by:

iterator in interface Iterable<CandidateHost>

Returns:

connection hosts in preferred order.

candidateIterator

private Iterator<CandidateHost> candidateIterator()

getCandidateHosts

private List<CandidateHost> getCandidateHosts(HostRequirement hostRequirement)

withReqStatus

private static List<CandidateHost> withReqStatus(HostRequirement requirement,
 List<HostSpec> hosts)

append

private static <T> List<T> append(List<T> a,
 List<T> b)

rtrim

private static <T> List<T> rtrim(int size,
 List<T> a)