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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.shardingsphere.proxy.frontend.mysql.authentication.authenticator;
19  
20  import lombok.Getter;
21  import lombok.RequiredArgsConstructor;
22  import org.apache.shardingsphere.authentication.AuthenticatorType;
23  import org.apache.shardingsphere.proxy.frontend.mysql.authentication.authenticator.impl.MySQLClearPasswordAuthenticator;
24  import org.apache.shardingsphere.proxy.frontend.mysql.authentication.authenticator.impl.MySQLNativePasswordAuthenticator;
25  
26  /**
27   * Authenticator type for MySQL.
28   */
29  @RequiredArgsConstructor
30  @Getter
31  public enum MySQLAuthenticatorType implements AuthenticatorType {
32      
33      // TODO impl OLD_PASSWORD Authenticator
34      OLD_PASSWORD(MySQLNativePasswordAuthenticator.class),
35      
36      NATIVE(MySQLNativePasswordAuthenticator.class, true),
37      
38      CLEAR_TEXT(MySQLClearPasswordAuthenticator.class),
39      
40      // TODO impl WINDOWS_NATIVE Authenticator
41      WINDOWS_NATIVE(MySQLNativePasswordAuthenticator.class),
42      
43      // TODO impl SHA256 Authenticator
44      SHA256(MySQLNativePasswordAuthenticator.class);
45      
46      private final Class<? extends MySQLAuthenticator> authenticatorClass;
47      
48      private final boolean isDefault;
49      
50      MySQLAuthenticatorType(final Class<? extends MySQLAuthenticator> authenticatorClass) {
51          this(authenticatorClass, false);
52      }
53  }