org.apache.ambari.server.serveraction.upgrades

Class ComponentVersionCheckAction

java.lang.Object

org.apache.ambari.server.serveraction.AbstractServerAction

org.apache.ambari.server.serveraction.upgrades.AbstractUpgradeServerAction

org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction

org.apache.ambari.server.serveraction.upgrades.ComponentVersionCheckAction

All Implemented Interfaces:

ServerAction

public class ComponentVersionCheckAction
extends FinalizeUpgradeAction

Action that checks component versions to ensure FinalizeUpgradeAction will complete successfully.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction

FinalizeUpgradeAction.InfoTuple

Field Summary

Fields inherited from class org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction

PREVIOUS_UPGRADE_NOT_COMPLETED_MSG

Fields inherited from class org.apache.ambari.server.serveraction.upgrades.AbstractUpgradeServerAction

agentConfigsHolder, m_amc, m_clusters, m_configHelper, m_metainfoProvider, m_upgradeDAO, m_upgradeHelper

Fields inherited from class org.apache.ambari.server.serveraction.AbstractServerAction

actionLog, gson

Fields inherited from interface org.apache.ambari.server.serveraction.ServerAction

ACTION_NAME, ACTION_USER_NAME, DEFAULT_LONG_RUNNING_TASK_TIMEOUT_SECONDS, WRAPPED_CLASS_NAME

Constructor Summary

Constructors

Constructor and Description
ComponentVersionCheckAction()

Method Summary

Modifier and Type	Method and Description
CommandReport	execute(ConcurrentMap<String,Object> requestSharedDataContext) Executes this ServerAction This is typically called by the ServerActionExecutor in it's own thread, but there is no guarantee that this is the case.

Methods inherited from class org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction

validateComponentVersions

Methods inherited from class org.apache.ambari.server.serveraction.upgrades.AbstractUpgradeServerAction

getClusters, getGson, getUpgradeContext

Methods inherited from class org.apache.ambari.server.serveraction.AbstractServerAction

auditLog, createCommandReport, createCompletedCommandReport, getCommandParameters, getCommandParameterValue, getExecutionCommand, getHostRoleCommand, setExecutionCommand, setHostRoleCommand

Methods inherited from class java.lang.Object

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

Constructor Detail

ComponentVersionCheckAction

public ComponentVersionCheckAction()

Method Detail

execute

public CommandReport execute(ConcurrentMap<String,Object> requestSharedDataContext)
                      throws org.apache.ambari.server.AmbariException,
                             InterruptedException

Description copied from interface: ServerAction

Executes this ServerAction

This is typically called by the ServerActionExecutor in it's own thread, but there is no guarantee that this is the case. It is expected that the ExecutionCommand and HostRoleCommand properties are set before calling this method.

Specified by:

execute in interface ServerAction

Overrides:

execute in class FinalizeUpgradeAction

Parameters:

requestSharedDataContext - a Map to be used a shared data among all ServerActions related to a given request

Returns:

a CommandReport declaring the status of the task

Throws:

org.apache.ambari.server.AmbariException

InterruptedException