01 /*
02 *
03 * Licensed to the Apache Software Foundation (ASF) under one
04 * or more contributor license agreements. See the NOTICE file
05 * distributed with this work for additional information
06 * regarding copyright ownership. The ASF licenses this file
07 * to you under the Apache License, Version 2.0 (the
08 * "License"); you may not use this file except in compliance
09 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 */
21 package org.apache.qpid.client.security.amqplain;
22
23 import java.util.Map;
24
25 import javax.security.auth.callback.CallbackHandler;
26 import javax.security.sasl.Sasl;
27 import javax.security.sasl.SaslClient;
28 import javax.security.sasl.SaslClientFactory;
29 import javax.security.sasl.SaslException;
30
31 public class AmqPlainSaslClientFactory implements SaslClientFactory
32 {
33 public SaslClient createSaslClient(String[] mechanisms, String authorizationId, String protocol, String serverName, Map props, CallbackHandler cbh) throws SaslException
34 {
35 for (int i = 0; i < mechanisms.length; i++)
36 {
37 if (mechanisms[i].equals(AmqPlainSaslClient.MECHANISM))
38 {
39 if (cbh == null)
40 {
41 throw new SaslException("CallbackHandler must not be null");
42 }
43 return new AmqPlainSaslClient(cbh);
44 }
45 }
46 return null;
47 }
48
49 public String[] getMechanismNames(Map props)
50 {
51 if (props.containsKey(Sasl.POLICY_NOPLAINTEXT) ||
52 props.containsKey(Sasl.POLICY_NODICTIONARY) ||
53 props.containsKey(Sasl.POLICY_NOACTIVE))
54 {
55 // returned array must be non null according to interface documentation
56 return new String[0];
57 }
58 else
59 {
60 return new String[]{AmqPlainSaslClient.MECHANISM};
61 }
62 }
63 }
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