/*
    * ====================================================================
    * 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.http.auth;
  
  import java.io.Serializable;
  import java.security.Principal;
  
  import org.apache.http.annotation.Contract;
  import org.apache.http.annotation.ThreadingBehavior;
  import org.apache.http.util.Args;
  import org.apache.http.util.LangUtils;
  
  /**
   * Simple {@link Credentials} implementation based on a user name / password
   * pair.
   *
   * @since 4.0
   */
  @Contract(threading = ThreadingBehavior.IMMUTABLE)
  public class UsernamePasswordCredentials implements Credentials, Serializable {
  
      private static final long serialVersionUID = 243343858802739403L;
  
      private final BasicUserPrincipal principal;
      private final String password;
  
      /**
       * The constructor with the username and password combined string argument.
       *
       * @param usernamePassword the username:password formed string
       * @see #toString
       * @deprecated (4.5) will be replaced with {@code String}, {@code char[]} in 5.0
       */
      @Deprecated
      public UsernamePasswordCredentials(final String usernamePassword) {
          super();
          Args.notNull(usernamePassword, "Username:password string");
          final int atColon = usernamePassword.indexOf(':');
          if (atColon >= 0) {
              this.principal = new BasicUserPrincipal(usernamePassword.substring(0, atColon));
              this.password = usernamePassword.substring(atColon + 1);
          } else {
              this.principal = new BasicUserPrincipal(usernamePassword);
              this.password = null;
          }
      }
  
  
      /**
       * The constructor with the username and password arguments.
       *
       * @param userName the user name
       * @param password the password
       */
      public UsernamePasswordCredentials(final String userName, final String password) {
          super();
          Args.notNull(userName, "Username");
          this.principal = new BasicUserPrincipal(userName);
          this.password = password;
      }
  
      @Override
      public Principal getUserPrincipal() {
          return this.principal;
      }
  
      public String getUserName() {
          return this.principal.getName();
      }
  
      @Override
      public String getPassword() {
          return password;
      }
  
     @Override
     public int hashCode() {
         return this.principal.hashCode();
     }
 
     @Override
     public boolean equals(final Object o) {
         if (this == o) {
             return true;
         }
         if (o instanceof UsernamePasswordCredentials) {
             final UsernamePasswordCredentialsche/http/auth/UsernamePasswordCredentials.html#UsernamePasswordCredentials">UsernamePasswordCredentials that = (UsernamePasswordCredentials) o;
             if (LangUtils.equals(this.principal, that.principal)) {
                 return true;
             }
         }
         return false;
     }
 
     @Override
     public String toString() {
         return this.principal.toString();
     }
 
 }