runners/apex/src/main/java/org/apache/beam/runners/apex/translation/utils/NoOpStepContext.java

/*
 * 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.translation.utils;

import java.io.Serializable;
import org.apache.beam.runners.core.StateInternals;
import org.apache.beam.runners.core.StepContext;
import org.apache.beam.runners.core.TimerInternals;

/**
 * Serializable {@link StepContext} that does nothing.
 */
public class NoOpStepContext implements StepContext, Serializable {
  private static final long serialVersionUID = 1L;

  @Override
  public StateInternals stateInternals() {
    return null;
  }

  @Override
  public TimerInternals timerInternals() {
    return null;
  }
}