| /* |
| * 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.beam.runners.apex; |
| |
| import com.datatorrent.api.DAG; |
| import java.io.IOException; |
| import org.apache.beam.sdk.Pipeline; |
| import org.apache.beam.sdk.PipelineRunner; |
| import org.apache.beam.sdk.options.PipelineOptions; |
| import org.apache.beam.sdk.options.PipelineOptionsValidator; |
| import org.joda.time.Duration; |
| |
| /** Apex {@link PipelineRunner} for testing. */ |
| public class TestApexRunner extends PipelineRunner<ApexRunnerResult> { |
| |
| private static final int RUN_WAIT_MILLIS = 20000; |
| private final ApexRunner delegate; |
| |
| private TestApexRunner(ApexPipelineOptions options) { |
| options.setEmbeddedExecution(true); |
| // options.setEmbeddedExecutionDebugMode(false); |
| this.delegate = ApexRunner.fromOptions(options); |
| } |
| |
| public static TestApexRunner fromOptions(PipelineOptions options) { |
| ApexPipelineOptions apexOptions = |
| PipelineOptionsValidator.validate(ApexPipelineOptions.class, options); |
| return new TestApexRunner(apexOptions); |
| } |
| |
| public static DAG translate(Pipeline pipeline, ApexPipelineOptions options) { |
| ApexRunner delegate = new ApexRunner(options); |
| delegate.translateOnly = true; |
| return delegate.run(pipeline).getApexDAG(); |
| } |
| |
| @Override |
| @SuppressWarnings("Finally") |
| public ApexRunnerResult run(Pipeline pipeline) { |
| ApexRunnerResult result = delegate.run(pipeline); |
| try { |
| // this is necessary for tests that just call run() and not waitUntilFinish |
| result.waitUntilFinish(Duration.millis(RUN_WAIT_MILLIS)); |
| return result; |
| } finally { |
| try { |
| result.cancel(); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| } |