| /* |
| * 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.flink.client.program; |
| |
| import org.apache.flink.api.common.InvalidProgramException; |
| import org.apache.flink.api.java.ExecutionEnvironment; |
| import org.apache.flink.api.java.ExecutionEnvironmentFactory; |
| import org.apache.flink.runtime.jobgraph.SavepointRestoreSettings; |
| |
| import java.net.URI; |
| import java.net.URL; |
| import java.util.List; |
| |
| /** |
| * The factory that instantiates the environment to be used when running jobs that are |
| * submitted through a pre-configured client connection. |
| * This happens for example when a job is submitted from the command line. |
| */ |
| public class ContextEnvironmentFactory implements ExecutionEnvironmentFactory { |
| |
| private final ClusterClient<?> client; |
| |
| private final List<URL> jarFilesToAttach; |
| |
| private final List<URL> classpathsToAttach; |
| |
| private final List<URI> libjars; |
| |
| private final List<URI> files; |
| |
| private final ClassLoader userCodeClassLoader; |
| |
| private final int defaultParallelism; |
| |
| private final boolean isDetached; |
| |
| private ExecutionEnvironment lastEnvCreated; |
| |
| private SavepointRestoreSettings savepointSettings; |
| |
| public ContextEnvironmentFactory(ClusterClient<?> client, List<URL> jarFilesToAttach, |
| List<URL> classpathsToAttach, List<URI> libjars, List<URI> files, |
| ClassLoader userCodeClassLoader, int defaultParallelism, |
| boolean isDetached, SavepointRestoreSettings savepointSettings) { |
| this.client = client; |
| this.jarFilesToAttach = jarFilesToAttach; |
| this.classpathsToAttach = classpathsToAttach; |
| this.libjars = libjars; |
| this.files = files; |
| this.userCodeClassLoader = userCodeClassLoader; |
| this.defaultParallelism = defaultParallelism; |
| this.isDetached = isDetached; |
| this.savepointSettings = savepointSettings; |
| } |
| |
| @Override |
| public ExecutionEnvironment createExecutionEnvironment() { |
| if (isDetached && lastEnvCreated != null) { |
| throw new InvalidProgramException("Multiple environments cannot be created in detached mode"); |
| } |
| |
| lastEnvCreated = isDetached |
| ? new DetachedEnvironment(client, jarFilesToAttach, classpathsToAttach, libjars, files, userCodeClassLoader, savepointSettings) |
| : new ContextEnvironment(client, jarFilesToAttach, classpathsToAttach, libjars, files, userCodeClassLoader, savepointSettings); |
| if (defaultParallelism > 0) { |
| lastEnvCreated.setParallelism(defaultParallelism); |
| } |
| return lastEnvCreated; |
| } |
| |
| public ExecutionEnvironment getLastEnvCreated() { |
| return lastEnvCreated; |
| } |
| } |