/* * 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.streaming.util; import org.apache.flink.api.common.ExecutionConfig; import org.apache.flink.metrics.MetricGroup; import org.apache.flink.metrics.groups.UnregisteredMetricsGroup; import org.apache.flink.runtime.jobgraph.OperatorID; import org.apache.flink.runtime.memory.MemoryManager; import org.apache.flink.runtime.operators.testutils.MockEnvironmentBuilder; import org.apache.flink.streaming.api.operators.AbstractStreamOperator; import org.apache.flink.streaming.api.operators.StreamingRuntimeContext; import org.apache.flink.streaming.runtime.tasks.ProcessingTimeService; import org.apache.flink.streaming.runtime.tasks.TestProcessingTimeService; import java.util.Collections; /** * Mock {@link StreamingRuntimeContext} to use in tests. */ public class MockStreamingRuntimeContext extends StreamingRuntimeContext { private final boolean isCheckpointingEnabled; private final int numParallelSubtasks; private final int subtaskIndex; public MockStreamingRuntimeContext( boolean isCheckpointingEnabled, int numParallelSubtasks, int subtaskIndex) { super( new MockStreamOperator(), new MockEnvironmentBuilder() .setTaskName("mockTask") .setMemorySize(4 * MemoryManager.DEFAULT_PAGE_SIZE) .build(), Collections.emptyMap()); this.isCheckpointingEnabled = isCheckpointingEnabled; this.numParallelSubtasks = numParallelSubtasks; this.subtaskIndex = subtaskIndex; } @Override public MetricGroup getMetricGroup() { return new UnregisteredMetricsGroup(); } @Override public boolean isCheckpointingEnabled() { return isCheckpointingEnabled; } @Override public int getIndexOfThisSubtask() { return subtaskIndex; } @Override public int getNumberOfParallelSubtasks() { return numParallelSubtasks; } private static class MockStreamOperator extends AbstractStreamOperator<Integer> { private static final long serialVersionUID = -1153976702711944427L; private transient TestProcessingTimeService testProcessingTimeService; @Override public ExecutionConfig getExecutionConfig() { return new ExecutionConfig(); } @Override public OperatorID getOperatorID() { return new OperatorID(); } @Override protected ProcessingTimeService getProcessingTimeService() { if (testProcessingTimeService == null) { testProcessingTimeService = new TestProcessingTimeService(); } return testProcessingTimeService; } } }