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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.handler.codec.http;
  
  import io.netty.util.AsciiString;
  
  /**
   * Defines the common schemes used for the HTTP protocol as defined by
   * <a href="https://tools.ietf.org/html/rfc7230">rfc7230</a>.
   */
  public final class HttpScheme {
  
      /**
       * Scheme for non-secure HTTP connection.
       */
      public static final HttpScheme HTTP = new HttpScheme(80, "http");
  
      /**
       * Scheme for secure HTTP connection.
       */
      public static final HttpScheme HTTPS = new HttpScheme(443, "https");
  
      private final int port;
      private final AsciiString name;
  
      private HttpScheme(int port, String name) {
          this.port = port;
          this.name = AsciiString.cached(name);
      }
  
      public AsciiString name() {
          return name;
      }
  
      public int port() {
          return port;
      }
  
      @Override
      public boolean equals(Object o) {
          if (!(o instanceof HttpScheme)) {
              return false;
          }
          HttpScheme other = (HttpScheme) o;
          return other.port() == port && other.name().equals(name);
      }
  
      @Override
      public int hashCode() {
          return port * 31 + name.hashCode();
      }
  
      @Override
      public String toString() {
          return name.toString();
      }
  }