org.springframework.yarn.container

Class ContainerHandler

java.lang.Object

org.springframework.yarn.container.ContainerHandler

All Implemented Interfaces:

org.springframework.core.Ordered

public class ContainerHandler
extends java.lang.Object
implements org.springframework.core.Ordered

Handler for a common object representing something to be run. This is usually used when a plain pojo is configured with @YarnComponent and @OnContainerStart annotations.

Author:

Janne Valkealahti

Field Summary

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
ContainerHandler(MethodInvokingYarnContainerRuntimeProcessor<T> processor) Instantiates a new container handler.
ContainerHandler(java.lang.Object target) Instantiates a new container handler.
ContainerHandler(java.lang.Object target, java.lang.reflect.Method method) Instantiates a new container handler.
ContainerHandler(java.lang.Object target, java.lang.String methodName) Instantiates a new container handler.

Method Summary

Methods

Modifier and Type	Method and Description
int	getOrder()
java.lang.Object	handle(YarnContainerRuntime yarnContainerRuntime) Handle container using a YarnContainerRuntimeProcessor.
void	setOrder(int order) Sets the order used get value from getOrder().

Methods inherited from class java.lang.Object

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

Constructor Detail

ContainerHandler

public ContainerHandler(java.lang.Object target)

Instantiates a new container handler.

Parameters:

target - the target bean

ContainerHandler

public ContainerHandler(java.lang.Object target,
                java.lang.reflect.Method method)

Instantiates a new container handler.

Parameters:

target - the target bean

method - the method

ContainerHandler

public ContainerHandler(java.lang.Object target,
                java.lang.String methodName)

Instantiates a new container handler.

Parameters:

target - the target bean

methodName - the method name

ContainerHandler

public ContainerHandler(MethodInvokingYarnContainerRuntimeProcessor<T> processor)

Instantiates a new container handler.

Type Parameters:

T - the generic type

Parameters:

processor - the processor

Method Detail

getOrder

public int getOrder()

Specified by:

getOrder in interface org.springframework.core.Ordered

setOrder

public void setOrder(int order)

Sets the order used get value from getOrder(). Default value is Ordered.LOWEST_PRECEDENCE.

Parameters:

order - the new order

handle

public java.lang.Object handle(YarnContainerRuntime yarnContainerRuntime)

Handle container using a YarnContainerRuntimeProcessor.

Parameters:

yarnContainerRuntime - the yarn container runtime

Returns:

the result value