Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
SaslTokenMessageRequest |
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| 1.2222222222222223;1.222 |
1 | /* | |
2 | * Licensed to the Apache Software Foundation (ASF) under one | |
3 | * or more contributor license agreements. See the NOTICE file | |
4 | * distributed with this work for additional information | |
5 | * regarding copyright ownership. The ASF licenses this file | |
6 | * to you under the Apache License, Version 2.0 (the | |
7 | * "License"); you may not use this file except in compliance | |
8 | * with the License. You may obtain a copy of the License at | |
9 | * | |
10 | * http://www.apache.org/licenses/LICENSE-2.0 | |
11 | * | |
12 | * Unless required by applicable law or agreed to in writing, software | |
13 | * distributed under the License is distributed on an "AS IS" BASIS, | |
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
15 | * See the License for the specific language governing permissions and | |
16 | * limitations under the License. | |
17 | */ | |
18 | ||
19 | package org.apache.giraph.comm.requests; | |
20 | ||
21 | import org.apache.giraph.comm.netty.SaslNettyServer; | |
22 | import org.apache.log4j.Logger; | |
23 | import java.io.DataInput; | |
24 | import java.io.DataOutput; | |
25 | import java.io.IOException; | |
26 | ||
27 | /** | |
28 | * Send and receive SASL tokens. | |
29 | */ | |
30 | public class SaslTokenMessageRequest extends WritableRequest { | |
31 | /** Class logger */ | |
32 | 0 | private static final Logger LOG = |
33 | 0 | Logger.getLogger(SaslTokenMessageRequest.class); |
34 | ||
35 | /** Used for client or server's token to send or receive from each other. */ | |
36 | private byte[] token; | |
37 | ||
38 | /** | |
39 | * Constructor used for reflection only. | |
40 | */ | |
41 | 0 | public SaslTokenMessageRequest() { } |
42 | ||
43 | /** | |
44 | * Constructor used to send request. | |
45 | * | |
46 | * @param token the SASL token, generated by a SaslClient or SaslServer. | |
47 | */ | |
48 | 0 | public SaslTokenMessageRequest(byte[] token) { |
49 | 0 | this.token = token; |
50 | 0 | } |
51 | ||
52 | /** | |
53 | * Read accessor for SASL token | |
54 | * | |
55 | * @return saslToken SASL token | |
56 | */ | |
57 | public byte[] getSaslToken() { | |
58 | 0 | return token; |
59 | } | |
60 | ||
61 | /** | |
62 | * Write accessor for SASL token | |
63 | * | |
64 | * @param token SASL token | |
65 | */ | |
66 | public void setSaslToken(byte[] token) { | |
67 | 0 | this.token = token; |
68 | 0 | } |
69 | ||
70 | @Override | |
71 | public RequestType getType() { | |
72 | 0 | return RequestType.SASL_TOKEN_MESSAGE_REQUEST; |
73 | } | |
74 | ||
75 | @Override | |
76 | public void readFieldsRequest(DataInput input) throws IOException { | |
77 | 0 | int tokenSize = input.readInt(); |
78 | 0 | token = new byte[tokenSize]; |
79 | 0 | input.readFully(token); |
80 | 0 | } |
81 | ||
82 | /** | |
83 | * Update server's token in response to the SASL token received from | |
84 | * client. Updated token is sent to client by | |
85 | * SaslServerHandler.messageReceived(). | |
86 | * | |
87 | * @param saslNettyServer used to create response. | |
88 | */ | |
89 | ||
90 | public void processToken(SaslNettyServer saslNettyServer) { | |
91 | 0 | if (LOG.isDebugEnabled()) { |
92 | 0 | LOG.debug("processToken: With nettyServer: " + saslNettyServer + |
93 | " and token length: " + token.length); | |
94 | } | |
95 | 0 | token = saslNettyServer.response(token); |
96 | 0 | if (LOG.isDebugEnabled()) { |
97 | 0 | LOG.debug("processToken: Response token's length is:" + token.length); |
98 | } | |
99 | 0 | } |
100 | ||
101 | @Override | |
102 | public void writeRequest(DataOutput output) throws IOException { | |
103 | 0 | output.writeInt(token.length); |
104 | 0 | output.write(token); |
105 | 0 | } |
106 | ||
107 | @Override | |
108 | public int getSerializedSize() { | |
109 | 0 | return super.getSerializedSize() + 4 + token.length; |
110 | } | |
111 | } |