com.netflix.discovery
Class AbstractAzToRegionMapper

java.lang.Object
  com.netflix.discovery.AbstractAzToRegionMapper

All Implemented Interfaces:

AzToRegionMapper

Direct Known Subclasses:

DNSBasedAzToRegionMapper, PropertyBasedAzToRegionMapper

public abstract class AbstractAzToRegionMapper
extends java.lang.Object
implements AzToRegionMapper

Field Summary

static java.lang.String[]	EMPTY_STR_ARRAY
protected static org.slf4j.Logger	logger

Constructor Summary

protected

AbstractAzToRegionMapper()

Method Summary

java.lang.String	getRegionForAvailabilityZone(java.lang.String availabilityZone) Returns the region for the passed availability zone.
protected abstract java.util.Set<java.lang.String>	getZonesForARegion(java.lang.String region)
protected java.lang.String	parseAzToGetRegion(java.lang.String availabilityZone)
void	refreshMapping() Updates the mappings it has if they depend on an external source.
void	setRegionsToFetch(java.lang.String[] regionsToFetch) Update the regions that this mapper knows about.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static final org.slf4j.Logger logger

EMPTY_STR_ARRAY

public static final java.lang.String[] EMPTY_STR_ARRAY

Constructor Detail

AbstractAzToRegionMapper

protected AbstractAzToRegionMapper()

Method Detail

setRegionsToFetch

public void setRegionsToFetch(java.lang.String[] regionsToFetch)

Description copied from interface: AzToRegionMapper

Update the regions that this mapper knows about.

Specified by:

setRegionsToFetch in interface AzToRegionMapper

Parameters:

regionsToFetch - Regions to fetch. This should be the super set of all regions that this mapper should know.

getZonesForARegion

protected abstract java.util.Set<java.lang.String> getZonesForARegion(java.lang.String region)

getRegionForAvailabilityZone

public java.lang.String getRegionForAvailabilityZone(java.lang.String availabilityZone)

Description copied from interface: AzToRegionMapper

Returns the region for the passed availability zone.

Specified by:

getRegionForAvailabilityZone in interface AzToRegionMapper

Parameters:

availabilityZone - Availability zone for which the region is to be retrieved.

Returns:

The region for the passed zone.

refreshMapping

public void refreshMapping()

Description copied from interface: AzToRegionMapper

Updates the mappings it has if they depend on an external source.

Specified by:

refreshMapping in interface AzToRegionMapper

parseAzToGetRegion

protected java.lang.String parseAzToGetRegion(java.lang.String availabilityZone)