1 /*******************************************************************************
2 * Copyright (c) 2007, 2014 Massimiliano Ziccardi
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *******************************************************************************/
16 package it.jnrpe;
17
18 /**
19 * Enums all the known packet types.
20 *
21 * @author Massimiliano Ziccardi
22 */
23 public enum PacketType {
24 /**
25 * Id code for a packet containing a query.
26 */
27 QUERY(1),
28 /**
29 * Id code for a packet containing a response.
30 */
31 RESPONSE(2);
32
33 /**
34 * The int value of the enumeration constant.
35 */
36 private final int intValue;
37
38 /**
39 * Creates an enumeration constant with the given value.
40 *
41 * @param value
42 * the constant value
43 */
44 PacketType(final int value) {
45 intValue = value;
46 }
47
48 /**
49 * Return the integer value of the constant.
50 *
51 * @return The integer value
52 */
53 public int intValue() {
54 return intValue;
55 }
56
57 /**
58 * Convert from the passed in integer value to the corresponding enumeration
59 * constant.
60 *
61 * @param value
62 * The value to be converted
63 * @return The corresponding enumeration constant
64 */
65 public static PacketType fromIntValue(final int value) {
66 switch (value) {
67 case 1:
68 return QUERY;
69 case 2:
70 return RESPONSE;
71 default:
72 return null;
73 }
74 }
75 }