com.vmware.vapi.util.async

Class DecoratorAsyncHandle<T>

java.lang.Object

com.vmware.vapi.core.AsyncHandle<T>

com.vmware.vapi.util.async.DecoratorAsyncHandle<T>

Type Parameters:

T - result type of the async handle

public class DecoratorAsyncHandle<T>
extends AsyncHandle<T>

Utility which decorates an existing async handle. Use as a base class and override just the methods you need to save some boilerplate.

Field Summary

Fields

Modifier and Type	Field and Description
protected AsyncHandle<T>	decorated

Constructor Summary

Constructors

Constructor and Description
DecoratorAsyncHandle(AsyncHandle<T> decorated) Creates a decorator around the specified handle.

Method Summary

Modifier and Type	Method and Description
void	setError(RuntimeException error) Completes the invocation with an error.
void	setResult(T result) Completes the invocation with an output value.
void	updateProgress(DataValue progress) Reports progress for the operation invocation.

Methods inherited from class java.lang.Object

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

Field Detail

decorated

protected final AsyncHandle<T> decorated

Constructor Detail

DecoratorAsyncHandle

public DecoratorAsyncHandle(AsyncHandle<T> decorated)

Creates a decorator around the specified handle.

Parameters:

decorated - handle to be decorated; must not be null.

Method Detail

updateProgress

public void updateProgress(DataValue progress)

Description copied from class: AsyncHandle

Reports progress for the operation invocation. May be invoked multiple times.

Specified by:

updateProgress in class AsyncHandle<T>

Parameters:

progress - progress status of the operation invocation

setResult

public void setResult(T result)

Description copied from class: AsyncHandle

Completes the invocation with an output value. Must not be called after the operation is already completed (with either an output or an error).

Specified by:

setResult in class AsyncHandle<T>

Parameters:

result - operation output

setError

public void setError(RuntimeException error)

Description copied from class: AsyncHandle

Completes the invocation with an error. Must not be called after the operation is already completed (with either an output or an error).

Specified by:

setError in class AsyncHandle<T>

Parameters:

error - operation error