org.apache.ambari.server.state

Class ServiceComponentSupport

java.lang.Object

org.apache.ambari.server.state.ServiceComponentSupport

public class ServiceComponentSupport
extends Object

Collects services and components which are installed but not supported in the target stack

Constructor Summary

Constructors

Constructor and Description
ServiceComponentSupport(com.google.inject.Provider<AmbariMetaInfo> metaInfo)

Method Summary

Modifier and Type	Method and Description
Collection<String>	allUnsupported(Cluster cluster, String stackName, String stackVersion)
boolean	isServiceSupported(String serviceName, String stackName, String stackVersion) Checks if the service is supported by the stack using metainfo
Set<ServiceComponent>	unsupportedComponents(Cluster cluster, String stackName, String stackVersion) Collects the ServiceComponents from the cluster which are not supported (component doesn't exist or was deleted) in the given stack.
Set<String>	unsupportedServices(Cluster cluster, String stackName, String stackVersion) Collects the service names from the cluster which are not supported (service doesn't exist or was deleted) in the given stack.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceComponentSupport

@Inject
public ServiceComponentSupport(com.google.inject.Provider<AmbariMetaInfo> metaInfo)

Method Detail

unsupportedServices

public Set<String> unsupportedServices(Cluster cluster,
                                       String stackName,
                                       String stackVersion)

Collects the service names from the cluster which are not supported (service doesn't exist or was deleted) in the given stack.

isServiceSupported

public boolean isServiceSupported(String serviceName,
                                  String stackName,
                                  String stackVersion)

Checks if the service is supported by the stack using metainfo

unsupportedComponents

public Set<ServiceComponent> unsupportedComponents(Cluster cluster,
                                                   String stackName,
                                                   String stackVersion)
                                            throws org.apache.ambari.server.AmbariException

Collects the ServiceComponents from the cluster which are not supported (component doesn't exist or was deleted) in the given stack. Non versionAdvertised components are ignored.

Throws:

org.apache.ambari.server.AmbariException

allUnsupported

public Collection<String> allUnsupported(Cluster cluster,
                                         String stackName,
                                         String stackVersion)
                                  throws org.apache.ambari.server.AmbariException

Returns:

the union of unsupported components and services

Throws:

org.apache.ambari.server.AmbariException