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 com.alipay.remoting.config;
  
  /**
   * The base implementation class of the configuration item.
   *
   * @author chengyi (mark.lx@antfin.com) 2018-11-06 17:25
   */
  public class BoltOption<T> {
  
      private final String name;
      private T            defaultValue;
  
      protected BoltOption(String name, T defaultValue) {
          this.name = name;
          this.defaultValue = defaultValue;
      }
  
      public String name() {
          return name;
      }
  
      public T defaultValue() {
          return defaultValue;
      }
  
      public static <T> BoltOption<T> valueOf(String name) {
          return new BoltOption<T>(name, null);
      }
  
      public static <T> BoltOption<T> valueOf(String name, T defaultValue) {
          return new BoltOption<T>(name, defaultValue);
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) {
              return true;
          }
  
          if (o == null || getClass() != o.getClass()) {
              return false;
          }
  
          BoltOption<?> that = (BoltOption<?>) o;
  
          return name != null ? name.equals(that.name) : that.name == null;
      }
  
      @Override
      public int hashCode() {
          return name != null ? name.hashCode() : 0;
      }
  }
  