| /* |
| * 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 |
| * |
| * https://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; |
| |
| |
| /** |
| * A class containing a SchemaObject, used by the global registries. As the hash code |
| * method of the SchemaObject class is too complex, we had to define a simplest class |
| * for this purpose, where the hash code is computed using only the SchemaObject |
| * type and its OID. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class SchemaObjectWrapper |
| { |
| /** The internal schemaObject */ |
| private SchemaObject schemaObject; |
| |
| |
| /** |
| * Creates a new instance of SchemaObjectWrapper. |
| * |
| * @param schemaObject The contained SchemaObject |
| */ |
| public SchemaObjectWrapper( SchemaObject schemaObject ) |
| { |
| this.schemaObject = schemaObject; |
| } |
| |
| |
| /** |
| * Compute the hash code for this wrapper. We only use the object type |
| * and its oid. |
| */ |
| @Override |
| public int hashCode() |
| { |
| int h = 37; |
| h += h * 17 + schemaObject.getObjectType().getValue(); |
| |
| if ( schemaObject.getOid() != null ) |
| { |
| h += h * 17 + schemaObject.getOid().hashCode(); |
| } |
| |
| return h; |
| } |
| |
| |
| /** |
| * @see Object#equals(Object) |
| */ |
| @Override |
| public boolean equals( Object o ) |
| { |
| if ( o == this ) |
| { |
| return true; |
| } |
| |
| if ( !( o instanceof SchemaObjectWrapper ) ) |
| { |
| return false; |
| } |
| |
| SchemaObject that = ( ( SchemaObjectWrapper ) o ).get(); |
| SchemaObject current = get(); |
| |
| // Ultimately, that has to be true, regardless of the OID value |
| if ( that.getObjectType() != current.getObjectType() ) |
| { |
| return false; |
| } |
| |
| // If both OID are null, instances are equals |
| if ( that.getOid() == null ) |
| { |
| return current.getOid() == null; |
| } |
| |
| // The that'oid will never be null, we don't really care if current.oid is null here. |
| return that.getOid().equals( current.getOid() ); |
| } |
| |
| |
| /** |
| * @return The interned SchemaObject |
| */ |
| public SchemaObject get() |
| { |
| return schemaObject; |
| } |
| |
| |
| /** |
| * @see Object#toString() |
| */ |
| @Override |
| public String toString() |
| { |
| return "<" + schemaObject.getObjectType() + "," + schemaObject.getOid() + ">"; |
| } |
| } |