org.apache.tez.dag.app.dag

Class RootInputInitializerManager

java.lang.Object

org.apache.tez.dag.app.dag.RootInputInitializerManager

public class RootInputInitializerManager
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RootInputInitializerManager.InitializerWrapper

Constructor Summary

Constructors

Constructor and Description
RootInputInitializerManager(Vertex vertex, AppContext appContext, org.apache.hadoop.security.UserGroupInformation dagUgi, StateChangeNotifier stateTracker)

Method Summary

Modifier and Type	Method and Description
protected InputInitializer	createInitializer(RootInputLeafOutput<InputDescriptor,InputInitializerDescriptor> input, InputInitializerContext context)
protected org.apache.tez.dag.app.dag.RootInputInitializerManager.InputInitializerCallback	createInputInitializerCallback(RootInputInitializerManager.InitializerWrapper initializer)
RootInputInitializerManager.InitializerWrapper	getInitializerWrapper(String inputName)
void	handleInitializerEvents(List<TezEvent> events)
void	registerForVertexUpdates(String vertexName, String inputName, Set<VertexState> stateSet)
void	runInputInitializers(List<RootInputLeafOutput<InputDescriptor,InputInitializerDescriptor>> inputs)
void	shutdown()

Methods inherited from class java.lang.Object

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

Constructor Detail

RootInputInitializerManager

public RootInputInitializerManager(Vertex vertex,
                                   AppContext appContext,
                                   org.apache.hadoop.security.UserGroupInformation dagUgi,
                                   StateChangeNotifier stateTracker)

Method Detail

runInputInitializers

public void runInputInitializers(List<RootInputLeafOutput<InputDescriptor,InputInitializerDescriptor>> inputs)
                          throws TezException

Throws:

TezException

createInitializer

protected InputInitializer createInitializer(RootInputLeafOutput<InputDescriptor,InputInitializerDescriptor> input,
                                             InputInitializerContext context)
                                      throws TezException

Throws:

TezException

handleInitializerEvents

public void handleInitializerEvents(List<TezEvent> events)

registerForVertexUpdates

public void registerForVertexUpdates(String vertexName,
                                     String inputName,
                                     @Nullable
                                     Set<VertexState> stateSet)

createInputInitializerCallback

protected org.apache.tez.dag.app.dag.RootInputInitializerManager.InputInitializerCallback createInputInitializerCallback(RootInputInitializerManager.InitializerWrapper initializer)

getInitializerWrapper

@InterfaceAudience.Private
public RootInputInitializerManager.InitializerWrapper getInitializerWrapper(String inputName)

shutdown

public void shutdown()