Package org.apache.iotdb.itbase.runtime

Class ParallelRequestDelegate<T>

java.lang.Object

org.apache.iotdb.itbase.runtime.RequestDelegate<T>

org.apache.iotdb.itbase.runtime.ParallelRequestDelegate<T>

public class ParallelRequestDelegate<T>
extends RequestDelegate<T>

ParallelRequestDelegate will handle requests in parallel. It's more efficient when requests contain network communication.

Constructor Summary

Constructors

Constructor	Description
ParallelRequestDelegate(List<String> endpoints, int taskTimeoutSeconds)

Method Summary

Modifier and Type	Method	Description
List<T>	requestAll()	Do the requests which have been added, and return a list of their return values.

Methods inherited from class org.apache.iotdb.itbase.runtime.RequestDelegate

addRequest, getEndpoints, getRequests, handleExceptions, requestAllAndCompare

Methods inherited from class java.lang.Object

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

Constructor Details

ParallelRequestDelegate

public ParallelRequestDelegate(List<String> endpoints,
 int taskTimeoutSeconds)

Method Details

requestAll

public List<T> requestAll()
                   throws SQLException

Description copied from class: RequestDelegate

Do the requests which have been added, and return a list of their return values. If some exception throws from the request, the exception thrown by each request will be compared and be thrown if they are even, or an InconsistentDataException.

Specified by:

requestAll in class RequestDelegate<T>

Returns:

the return values of all the request added in order.

Throws:

SQLException - if any error happens during requesting.