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    1   /*
    2    * Copyright 2012 The Netty Project
    3    *
    4    * The Netty Project licenses this file to you under the Apache License,
    5    * version 2.0 (the "License"); you may not use this file except in compliance
    6    * with the License. You may obtain a copy of the License at:
    7    *
    8    *   http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    13   * License for the specific language governing permissions and limitations
    14   * under the License.
    15   */
    16  package org.jboss.netty.util.internal;
    17
    18  import java.util.concurrent.Executor;
    19
    20  /**
    21   * Disables shutdown of an {@link Executor} by wrapping the {@link Executor}.
    22   */
    23  public class UnterminatableExecutor implements Executor {
    24
    25      private final Executor executor;
    26
    27      public UnterminatableExecutor(Executor executor) {
    28          if (executor == null) {
    29              throw new NullPointerException("executor");
    30          }
    31          this.executor = executor;
    32      }
    33
    34      public void execute(Runnable command) {
    35          executor.execute(command);
    36      }
    37  }