com.google.cloud

Class BatchResult<T,E extends BaseServiceException>

java.lang.Object

com.google.cloud.BatchResult<T,E>

Type Parameters:

T - the type of the result

E - the type of the service-dependent exception thrown when a processing error occurs

public abstract class BatchResult<T,E extends BaseServiceException>
extends Object

This class holds a single result of a batch call. The class is not thread-safe.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	BatchResult.Callback<T,E> An interface for the batch callbacks.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BatchResult()

Method Summary

Modifier and Type	Method and Description
boolean	completed() Returns true if the batch has been completed and the result is available; false otherwise.
protected void	error(E error) Sets an error and status as completed.
T	get() Returns the result of this call.
void	notify(BatchResult.Callback<T,E> callback) Adds a callback for the batch operation.
protected void	success(T result) Sets a result and status as completed.

Methods inherited from class java.lang.Object

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

Constructor Detail

BatchResult

@InternalApi(value="This class should only be extended within google-cloud-java")
protected BatchResult()

Method Detail

completed

public boolean completed()

Returns true if the batch has been completed and the result is available; false otherwise.

get

public T get()
      throws E extends BaseServiceException

Returns the result of this call.

Throws:

IllegalStateException - if the batch has not been completed yet

E - if an error occurred when processing the batch request

E extends BaseServiceException

notify

public void notify(BatchResult.Callback<T,E> callback)

Adds a callback for the batch operation.

Throws:

IllegalStateException - if the batch has been completed already

error

protected void error(E error)

Sets an error and status as completed. Notifies all callbacks.

success

protected void success(T result)

Sets a result and status as completed. Notifies all callbacks.