User.java
上传用户:quxuerui
上传日期:2018-01-08
资源大小:41811k
文件大小:2k
- /**
- * 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 org.apache.hadoop.security;
- import java.security.Principal;
- /**
- * The username of a user.
- */
- public class User implements Principal {
- final String user;
- /**
- * Create a new <code>User</code> with the given username.
- * @param user user name
- */
- public User(String user) {
- this.user = user;
- }
-
- @Override
- public String getName() {
- return user;
- }
- @Override
- public String toString() {
- return user;
- }
- @Override
- public int hashCode() {
- final int prime = 31;
- int result = 1;
- result = prime * result + ((user == null) ? 0 : user.hashCode());
- return result;
- }
- @Override
- public boolean equals(Object obj) {
- if (this == obj)
- return true;
- if (obj == null)
- return false;
- if (getClass() != obj.getClass())
- return false;
- User other = (User) obj;
- if (user == null) {
- if (other.user != null)
- return false;
- } else if (!user.equals(other.user))
- return false;
- return true;
- }
- }