org.apache.whirr.service
Class ClusterActionHandlerSupport

java.lang.Object
  extended by org.apache.whirr.service.ClusterActionHandler
      extended by org.apache.whirr.service.ClusterActionHandlerSupport
Direct Known Subclasses:
BasicServerClusterActionHandler, CassandraClusterActionHandler, HadoopDataNodeClusterActionHandler, HadoopJobTrackerClusterActionHandler, HadoopNameNodeClusterActionHandler, HadoopTaskTrackerClusterActionHandler, HBaseMasterClusterActionHandler, HBaseRegionServerClusterActionHandler, ZooKeeperClusterActionHandler

public abstract class ClusterActionHandlerSupport
extends ClusterActionHandler


Field Summary
 
Fields inherited from class org.apache.whirr.service.ClusterActionHandler
BOOTSTRAP_ACTION, CONFIGURE_ACTION, DESTROY_ACTION
 
Constructor Summary
ClusterActionHandlerSupport()
           
 
Method Summary
static void addRunUrl(ClusterActionEvent event, String runUrl, String... args)
          A convenience method for adding a RunUrlStatement to a ClusterActionEvent.
 void afterAction(ClusterActionEvent event)
          Called after the action has been performed.
protected  void afterBootstrap(ClusterActionEvent event)
           
protected  void afterConfigure(ClusterActionEvent event)
           
protected  void afterDestroy(ClusterActionEvent event)
           
protected  void afterOtherAction(ClusterActionEvent event)
           
 void beforeAction(ClusterActionEvent event)
          Called before the action is performed, giving the implementation an opportunity to specify scripts that should be run as a part of this action.
protected  void beforeBootstrap(ClusterActionEvent event)
           
protected  void beforeConfigure(ClusterActionEvent event)
           
protected  void beforeDestroy(ClusterActionEvent event)
           
protected  void beforeOtherAction(ClusterActionEvent event)
           
 
Methods inherited from class org.apache.whirr.service.ClusterActionHandler
getRole
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ClusterActionHandlerSupport

public ClusterActionHandlerSupport()
Method Detail

beforeAction

public void beforeAction(ClusterActionEvent event)
                  throws IOException,
                         InterruptedException
Description copied from class: ClusterActionHandler
Called before the action is performed, giving the implementation an opportunity to specify scripts that should be run as a part of this action.

Overrides:
beforeAction in class ClusterActionHandler
Throws:
IOException
InterruptedException

afterAction

public void afterAction(ClusterActionEvent event)
                 throws IOException,
                        InterruptedException
Description copied from class: ClusterActionHandler
Called after the action has been performed.

Overrides:
afterAction in class ClusterActionHandler
Throws:
IOException
InterruptedException

beforeBootstrap

protected void beforeBootstrap(ClusterActionEvent event)
                        throws IOException,
                               InterruptedException
Throws:
IOException
InterruptedException

beforeConfigure

protected void beforeConfigure(ClusterActionEvent event)
                        throws IOException,
                               InterruptedException
Throws:
IOException
InterruptedException

beforeDestroy

protected void beforeDestroy(ClusterActionEvent event)
                      throws IOException,
                             InterruptedException
Throws:
IOException
InterruptedException

beforeOtherAction

protected void beforeOtherAction(ClusterActionEvent event)
                          throws IOException,
                                 InterruptedException
Throws:
IOException
InterruptedException

afterBootstrap

protected void afterBootstrap(ClusterActionEvent event)
                       throws IOException,
                              InterruptedException
Throws:
IOException
InterruptedException

afterConfigure

protected void afterConfigure(ClusterActionEvent event)
                       throws IOException,
                              InterruptedException
Throws:
IOException
InterruptedException

afterDestroy

protected void afterDestroy(ClusterActionEvent event)
                     throws IOException,
                            InterruptedException
Throws:
IOException
InterruptedException

afterOtherAction

protected void afterOtherAction(ClusterActionEvent event)
                         throws IOException,
                                InterruptedException
Throws:
IOException
InterruptedException

addRunUrl

public static void addRunUrl(ClusterActionEvent event,
                             String runUrl,
                             String... args)
                      throws IOException
A convenience method for adding a RunUrlStatement to a ClusterActionEvent.

Throws:
IOException


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