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,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20 package org.apache.directory.api.ldap.codec.controls.sort;
21
22
23 import org.apache.directory.api.asn1.ber.grammar.Grammar;
24 import org.apache.directory.api.asn1.ber.grammar.States;
25
26
27 /**
28 * Codec states for SortRequestControl.
29 *
30 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
31 */
32 public enum SortRequestStates implements States
33 {
34 START_STATE,
35
36 SEQUENCE_OF_SEQUENCE_STATE,
37
38 SORT_KEY_SEQUENCE_STATE,
39
40 AT_DESC_STATE,
41
42 ORDER_RULE_STATE,
43
44 REVERSE_ORDER_STATE,
45
46 END_STATE;
47
48 /**
49 * Get the grammar name
50 *
51 * @param grammar The grammar code
52 * @return The grammar name
53 */
54 public String getGrammarName( int grammar )
55 {
56 return "SORT_REQUEST_GRAMMAR";
57 }
58
59
60 /**
61 * Get the grammar name
62 *
63 * @param grammar The grammar class
64 * @return The grammar name
65 */
66 public String getGrammarName( Grammar<?> grammar )
67 {
68 if ( grammar instanceof SortRequestGrammar )
69 {
70 return "SORT_REQUEST_GRAMMAR";
71 }
72
73 return "UNKNOWN GRAMMAR";
74 }
75
76
77 /**
78 * Get the string representing the state
79 *
80 * @param state The state number
81 * @return The String representing the state
82 */
83 public String getState( int state )
84 {
85 return ( ( state == END_STATE.ordinal() ) ? "SORT_REQUEST_END_STATE" : name() );
86 }
87
88
89 @Override
90 public boolean isEndState()
91 {
92 return ( this == END_STATE );
93 }
94
95
96 @Override
97 public Enum<?> getStartState()
98 {
99 return START_STATE;
100 }
101
102 }