org.apache.gobblin.broker

Class ImmediatelyInvalidResourceEntry<T>

java.lang.Object

org.apache.gobblin.broker.ResourceInstance<T>

org.apache.gobblin.broker.ImmediatelyInvalidResourceEntry<T>

All Implemented Interfaces:

SharedResourceFactoryResponse<T>, ResourceEntry<T>

public class ImmediatelyInvalidResourceEntry<T>
extends ResourceInstance<T>

A ResourceEntry that expires immediately. The resource is not closed on invalidation since the lifetime of the object cannot be determined by the cache, so the recipient of the resource needs to close it.

Constructor Summary

Constructors

Constructor and Description
ImmediatelyInvalidResourceEntry(T resource)

Method Summary

Modifier and Type	Method and Description
T	getResource() This method returns the resource, but may have logic before the return.
T	getResourceIfValid() This method is synchronized so that the validity check and validity change is atomic for callers of this method.
boolean	isValid()
void	onInvalidate()

Methods inherited from class java.lang.Object

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

Constructor Detail

ImmediatelyInvalidResourceEntry

public ImmediatelyInvalidResourceEntry(T resource)

Method Detail

getResource

public T getResource()

Description copied from class: ResourceInstance

This method returns the resource, but may have logic before the return.

Specified by:

getResource in interface ResourceEntry<T>

Overrides:

getResource in class ResourceInstance<T>

Returns:

the resource

isValid

public boolean isValid()

Specified by:

isValid in interface ResourceEntry<T>

Overrides:

isValid in class ResourceInstance<T>

onInvalidate

public void onInvalidate()

Specified by:

onInvalidate in interface ResourceEntry<T>

Overrides:

onInvalidate in class ResourceInstance<T>

getResourceIfValid

public T getResourceIfValid()

This method is synchronized so that the validity check and validity change is atomic for callers of this method.

Returns: