001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * https://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020package org.apache.directory.api.ldap.model.schema.syntaxCheckers; 021 022 023import org.apache.directory.api.i18n.I18n; 024import org.apache.directory.api.ldap.model.constants.SchemaConstants; 025import org.apache.directory.api.ldap.model.schema.SyntaxChecker; 026import org.apache.directory.api.util.Strings; 027 028 029/** 030 * A syntax checker which checks to see if an attributeType's type is either: 031 * <ul> 032 * <li>userApplications</li> 033 * <li>directoryOperation</li> 034 * <li>distributedOperation</li> 035 * <li>dSAOperation</li> 036 * </ul> 037.* 038 * The case is NOT ignored. 039 * 040 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 041 */ 042@SuppressWarnings("serial") 043public final class AttributeTypeUsageSyntaxChecker extends SyntaxChecker 044{ 045 /** 046 * A static instance of AttributeTypeUsageSyntaxChecker 047 */ 048 public static final AttributeTypeUsageSyntaxChecker INSTANCE = 049 new AttributeTypeUsageSyntaxChecker( SchemaConstants.ATTRIBUTE_TYPE_USAGE_SYNTAX ); 050 051 /** 052 * A static Builder for this class 053 */ 054 public static final class Builder extends SCBuilder<AttributeTypeUsageSyntaxChecker> 055 { 056 /** 057 * The Builder constructor 058 */ 059 private Builder() 060 { 061 super( SchemaConstants.ATTRIBUTE_TYPE_USAGE_SYNTAX ); 062 } 063 064 065 /** 066 * Create a new instance of AttributeTypeUsageSyntaxChecker 067 * @return A new instance of AttributeTypeUsageSyntaxChecker 068 */ 069 @Override 070 public AttributeTypeUsageSyntaxChecker build() 071 { 072 return new AttributeTypeUsageSyntaxChecker( oid ); 073 } 074 } 075 076 077 /** 078 * Creates a new instance of AttributeTypeUsageSyntaxChecker. 079 * 080 * @param oid The OID to use for this SyntaxChecker 081 */ 082 private AttributeTypeUsageSyntaxChecker( String oid ) 083 { 084 super( oid ); 085 } 086 087 088 /** 089 * @return An instance of the Builder for this class 090 */ 091 public static Builder builder() 092 { 093 return new Builder(); 094 } 095 096 097 /** 098 * {@inheritDoc} 099 */ 100 @Override 101 public boolean isValidSyntax( Object value ) 102 { 103 String strValue; 104 105 if ( value == null ) 106 { 107 if ( LOG.isDebugEnabled() ) 108 { 109 LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, "null" ) ); 110 } 111 112 return false; 113 } 114 115 if ( value instanceof String ) 116 { 117 strValue = ( String ) value; 118 } 119 else if ( value instanceof byte[] ) 120 { 121 strValue = Strings.utf8ToString( ( byte[] ) value ); 122 } 123 else 124 { 125 strValue = value.toString(); 126 } 127 128 switch ( strValue ) 129 { 130 case "dSAOperation" : 131 case "directoryOperation" : 132 case "distributedOperation" : 133 case "userApplications" : 134 if ( LOG.isDebugEnabled() ) 135 { 136 LOG.debug( I18n.msg( I18n.MSG_13701_SYNTAX_VALID, value ) ); 137 } 138 139 return true; 140 141 default : 142 if ( LOG.isDebugEnabled() ) 143 { 144 LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) ); 145 } 146 147 return false; 148 } 149 } 150}