org.apache.ambari.server.controller.nagios

Class NagiosPropertyProvider

java.lang.Object

org.apache.ambari.server.controller.internal.BaseProvider

org.apache.ambari.server.controller.nagios.NagiosPropertyProvider

All Implemented Interfaces:

PropertyProvider

public class NagiosPropertyProvider
extends BaseProvider
implements PropertyProvider

Used to populate resources that have Nagios alertable properties.

Constructor Summary

Constructors

Constructor and Description
NagiosPropertyProvider(Resource.Type type, StreamProvider streamProvider, String clusterPropertyId, String typeMatchPropertyId)

Method Summary

Modifier and Type	Method and Description
void	forceReset() Use only for testing to remove all cached alerts.
static void	init(com.google.inject.Injector injector)
Set<Resource>	populateResources(Set<Resource> resources, Request request, Predicate predicate) Populate the given set of resource with any properties that this property provider can provide and return a populated set of resources.

Methods inherited from class org.apache.ambari.server.controller.internal.BaseProvider

checkConfigPropertyIds, checkPropertyIds, containsArguments, getPropertyIds, getRegexGroups, getRegExpKey, getRequestPropertyIds, isPatternKey, setResourceProperty

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ambari.server.controller.spi.PropertyProvider

checkPropertyIds

Constructor Detail

NagiosPropertyProvider

public NagiosPropertyProvider(Resource.Type type,
                              StreamProvider streamProvider,
                              String clusterPropertyId,
                              String typeMatchPropertyId)

Method Detail

init

@Inject
public static void init(com.google.inject.Injector injector)

forceReset

public void forceReset()

Use only for testing to remove all cached alerts.

populateResources

public Set<Resource> populateResources(Set<Resource> resources,
                                       Request request,
                                       Predicate predicate)
                                throws SystemException

Description copied from interface: PropertyProvider

Populate the given set of resource with any properties that this property provider can provide and return a populated set of resources. The provider may drop resources from the original set if it determines that the don't meet the conditions of the predicate.

Specified by:

populateResources in interface PropertyProvider

Parameters:

resources - the resources to be populated

request - the request object which defines the desired set of properties

predicate - the predicate object which filters which resources are returned

Returns:

the populated set of resources

Throws:

SystemException - thrown if resources cannot be populated