| /* |
| * 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.flink; |
| |
| import static org.apache.beam.runners.core.metrics.MetricsContainerStepMap.asAttemptedOnlyMetricResults; |
| |
| import java.io.IOException; |
| import java.util.Collections; |
| import java.util.Map; |
| import org.apache.beam.runners.core.metrics.MetricsContainerStepMap; |
| import org.apache.beam.runners.flink.metrics.FlinkMetricContainer; |
| import org.apache.beam.sdk.PipelineResult; |
| import org.apache.beam.sdk.metrics.MetricResults; |
| import org.joda.time.Duration; |
| |
| /** |
| * Result of executing a {@link org.apache.beam.sdk.Pipeline} with Flink. This has methods to query |
| * to job runtime and the final values of the accumulators. |
| */ |
| public class FlinkRunnerResult implements PipelineResult { |
| |
| private final Map<String, Object> accumulators; |
| |
| private final long runtime; |
| |
| FlinkRunnerResult(Map<String, Object> accumulators, long runtime) { |
| this.accumulators = |
| (accumulators == null || accumulators.isEmpty()) |
| ? Collections.emptyMap() |
| : Collections.unmodifiableMap(accumulators); |
| this.runtime = runtime; |
| } |
| |
| @Override |
| public State getState() { |
| return State.DONE; |
| } |
| |
| @Override |
| public String toString() { |
| return "FlinkRunnerResult{" + "accumulators=" + accumulators + ", runtime=" + runtime + '}'; |
| } |
| |
| @Override |
| public State cancel() throws IOException { |
| throw new UnsupportedOperationException("FlinkRunnerResult does not support cancel."); |
| } |
| |
| @Override |
| public State waitUntilFinish() { |
| return State.DONE; |
| } |
| |
| @Override |
| public State waitUntilFinish(Duration duration) { |
| return State.DONE; |
| } |
| |
| @Override |
| public MetricResults metrics() { |
| return asAttemptedOnlyMetricResults(getMetricsContainerStepMap()); |
| } |
| |
| MetricsContainerStepMap getMetricsContainerStepMap() { |
| return (MetricsContainerStepMap) accumulators.get(FlinkMetricContainer.ACCUMULATOR_NAME); |
| } |
| } |