| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.directory.api.ldap.model.schema.registries.helper; |
| |
| |
| import java.util.List; |
| |
| import org.apache.directory.api.ldap.model.exception.LdapException; |
| import org.apache.directory.api.ldap.model.schema.LdapSyntax; |
| import org.apache.directory.api.ldap.model.schema.SyntaxChecker; |
| import org.apache.directory.api.ldap.model.schema.registries.Registries; |
| import org.apache.directory.api.ldap.model.schema.syntaxCheckers.OctetStringSyntaxChecker; |
| |
| |
| /** |
| * An helper class used to store all the methods associated with an LdapSyntax |
| * in relation with the Registries and SchemaManager. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public final class LdapSyntaxHelper |
| { |
| private LdapSyntaxHelper() |
| { |
| } |
| |
| |
| /** |
| * Inject the LdapSyntax into the registries, updating the references to |
| * other SchemaObject |
| * |
| * @param ldapSyntax The LdapSyntax to add to the Registries |
| * @param errors The errors we got while adding the LdapSyntax to the Registries |
| * @param registries The Registries |
| * @exception If the addition failed |
| */ |
| public static void addToRegistries( LdapSyntax ldapSyntax, List<Throwable> errors, Registries registries ) |
| throws LdapException |
| { |
| if ( registries != null ) |
| { |
| try |
| { |
| ldapSyntax.unlock(); |
| |
| SyntaxChecker syntaxChecker = null; |
| |
| try |
| { |
| // Gets the associated SyntaxChecker |
| syntaxChecker = registries.getSyntaxCheckerRegistry().lookup( ldapSyntax.getOid() ); |
| } |
| catch ( LdapException ne ) |
| { |
| // No SyntaxChecker ? Associate the Syntax to a catch all SyntaxChecker |
| syntaxChecker = new OctetStringSyntaxChecker( ldapSyntax.getOid() ); |
| } |
| |
| // Add the references for S : |
| // S -> SC |
| if ( syntaxChecker != null ) |
| { |
| registries.addReference( ldapSyntax, syntaxChecker ); |
| ldapSyntax.setSyntaxChecker( syntaxChecker ); |
| } |
| } |
| finally |
| { |
| ldapSyntax.lock(); |
| } |
| } |
| } |
| |
| |
| /** |
| * Remove the LdapSyntax from the Registries, updating the references to |
| * other SchemaObject. |
| * |
| * If one of the referenced SchemaObject does not exist, |
| * an exception is thrown. |
| * |
| * @param ldapSyntax The LdapSyntax to remove from the Registries |
| * @param errors The errors we got while removing the LdapSyntax from the Registries |
| * @param registries The Registries |
| * @exception If the LdapSyntax is not valid |
| */ |
| public static void removeFromRegistries( LdapSyntax ldapSyntax, List<Throwable> errors, Registries registries ) |
| throws LdapException |
| { |
| if ( ( registries != null ) && ( ldapSyntax.getSyntaxChecker() != null ) ) |
| { |
| /** |
| * Remove the Syntax references (using and usedBy) : |
| * S -> SC |
| */ |
| registries.delReference( ldapSyntax, ldapSyntax.getSyntaxChecker() ); |
| } |
| } |
| } |