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   /*
    * Copyright 2015 The Netty Project
    *
    * The Netty Project 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:
    *
    *   https://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 io.netty.channel.unix;
  
  import io.netty.util.internal.ObjectUtil;
  
  import java.io.File;
  import java.net.SocketAddress;
  
  /**
   * A address for a
   * <a href="https://en.wikipedia.org/wiki/Unix_domain_socket">Unix Domain Socket</a>.
   */
  public class DomainSocketAddress extends SocketAddress {
      private static final long serialVersionUID = -6934618000832236893L;
      private final String socketPath;
  
      public DomainSocketAddress(String socketPath) {
          this.socketPath = ObjectUtil.checkNotNull(socketPath, "socketPath");
      }
  
      public DomainSocketAddress(File file) {
          this(file.getPath());
      }
  
      /**
       * The path to the domain socket.
       */
      public String path() {
          return socketPath;
      }
  
      @Override
      public String toString() {
          return path();
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) {
              return true;
          }
          if (!(o instanceof DomainSocketAddress)) {
              return false;
          }
  
          return ((DomainSocketAddress) o).socketPath.equals(socketPath);
      }
  
      @Override
      public int hashCode() {
          return socketPath.hashCode();
      }
  }