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.model.schema.syntaxCheckers;
21
22
23 import org.apache.directory.api.ldap.model.constants.SchemaConstants;
24 import org.apache.directory.api.ldap.model.schema.SyntaxChecker;
25
26
27 /**
28 * A SyntaxChecker which verifies that a value is a Fax according to RFC 4517.
29 * <p>
30 * We didn't implemented the check against RFC 804, so the value is considered
31 * to contain an OctetString.
32 *
33 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
34 */
35 @SuppressWarnings("serial")
36 public final class FaxSyntaxChecker extends SyntaxChecker
37 {
38 /**
39 * A static instance of FaxSyntaxChecker
40 */
41 public static final FaxSyntaxChecker INSTANCE = new FaxSyntaxChecker( SchemaConstants.FAX_SYNTAX );
42
43 /**
44 * A static Builder for this class
45 */
46 public static final class Builder extends SCBuilder<FaxSyntaxChecker>
47 {
48 /**
49 * The Builder constructor
50 */
51 private Builder()
52 {
53 super( SchemaConstants.FAX_SYNTAX );
54 }
55
56
57 /**
58 * Create a new instance of FaxSyntaxChecker
59 * @return A new instance of FaxSyntaxChecker
60 */
61 @Override
62 public FaxSyntaxChecker build()
63 {
64 return new FaxSyntaxChecker( oid );
65 }
66 }
67
68
69 /**
70 * Private default constructor to prevent unnecessary instantiation.
71 *
72 * @param oid The OID to use for this SyntaxChecker
73 */
74 private FaxSyntaxChecker( String oid )
75 {
76 super( oid );
77 }
78
79
80 /**
81 * @return An instance of the Builder for this class
82 */
83 public static Builder builder()
84 {
85 return new Builder();
86 }
87 }