content: /*
   * 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.kafka.coordinator.common.runtime;
  
  import java.util.concurrent.RejectedExecutionException;
  
  /**
   * A CoordinatorEventProcessor that directly executes the operations. This is
   * useful in unit tests where execution in threads is not required.
   */
  public class DirectEventProcessor implements CoordinatorEventProcessor {
      @Override
      public void enqueueLast(CoordinatorEvent event) throws RejectedExecutionException {
          try {
              event.run();
          } catch (Throwable ex) {
              event.complete(ex);
          }
      }
  
      @Override
      public void enqueueFirst(CoordinatorEvent event) throws RejectedExecutionException {
          try {
              event.run();
          } catch (Throwable ex) {
              event.complete(ex);
          }
      }
  
      @Override
      public void close() {}
  }
  