| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.ignite.client; |
| |
| import java.util.concurrent.Future; |
| import org.apache.ignite.compute.ComputeTask; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Thin client compute facade. Defines compute grid functionality for executing tasks over nodes |
| * in the {@link ClientClusterGroup} |
| */ |
| public interface ClientCompute { |
| /** |
| * Gets cluster group to which this {@code ClientCompute} instance belongs. |
| * |
| * @return Cluster group to which this {@code ClientCompute} instance belongs. |
| */ |
| public ClientClusterGroup clusterGroup(); |
| |
| /** |
| * Executes given task within the cluster group. For step-by-step explanation of task execution process |
| * refer to {@link ComputeTask} documentation. |
| * |
| * @param taskName Name of the task to execute. |
| * @param arg Optional argument of task execution, can be {@code null}. |
| * @param <T> Type of the task argument. |
| * @param <R> Type of the task result. |
| * @return Task result. |
| * @throws ClientException If task failed. |
| * @throws InterruptedException If the wait for task completion was interrupted. |
| * @see ComputeTask for information about task execution. |
| */ |
| public <T, R> R execute(String taskName, @Nullable T arg) throws ClientException, InterruptedException; |
| |
| /** |
| * Executes given task asynchronously within the cluster group. For step-by-step explanation of task execution |
| * process refer to {@link ComputeTask} documentation. |
| * |
| * @param taskName Name of the task to execute. |
| * @param arg Optional argument of task execution, can be {@code null}. |
| * @param <T> Type of the task argument. |
| * @param <R> Type of the task result. |
| * @return A Future representing pending completion of the task. |
| * @throws ClientException If task failed. |
| * @see ComputeTask for information about task execution. |
| * @deprecated Use {@link #executeAsync2(String, Object)} instead. |
| * This method calls {@link #executeAsync2(String, Object)} internally, but returns a more limited |
| * Future interface. |
| */ |
| @Deprecated |
| public <T, R> Future<R> executeAsync(String taskName, @Nullable T arg) throws ClientException; |
| |
| /** |
| * Executes given task asynchronously within the cluster group. For step-by-step explanation of task execution |
| * process refer to {@link ComputeTask} documentation. |
| * |
| * @param taskName Name of the task to execute. |
| * @param arg Optional argument of task execution, can be {@code null}. |
| * @param <T> Type of the task argument. |
| * @param <R> Type of the task result. |
| * @return A Future representing pending completion of the task. |
| * @throws ClientException If task failed. |
| * @see ComputeTask for information about task execution. |
| */ |
| public <T, R> IgniteClientFuture<R> executeAsync2(String taskName, @Nullable T arg) throws ClientException; |
| |
| /** |
| * Sets timeout for tasks executed by returned {@code ClientCompute} instance. |
| * |
| * @param timeout Task execution timeout. |
| * @return {@code ClientCompute} instance with given timeout. |
| */ |
| public ClientCompute withTimeout(long timeout); |
| |
| /** |
| * Sets no-failover flag for tasks executed by returned {@code ClientCompute} instance. |
| * If flag is set, job will be never failed over even if remote node crashes or rejects execution. |
| * See {@link ComputeTask} documentation for more information about jobs failover. |
| * |
| * @return {@code ClientCompute} instance with no-failover flag. |
| */ |
| public ClientCompute withNoFailover(); |
| |
| /** |
| * Disables result caching for tasks executed by returned {@code ClientCompute} instance. |
| * See {@link ComputeTask} documentation for more information tasks result caching. |
| * |
| * @return {@code ClientCompute} instance with "no result cache" flag. |
| */ |
| public ClientCompute withNoResultCache(); |
| } |