| /* |
| * Copyright (c) 2007, Rickard Öberg. All Rights Reserved. |
| * |
| * Licensed 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.qi4j.api.association; |
| |
| import java.util.List; |
| import java.util.Set; |
| import org.qi4j.api.entity.EntityReference; |
| |
| /** |
| * Association to a collection of entities. |
| */ |
| public interface ManyAssociation<T> extends Iterable<T>, AbstractAssociation |
| { |
| /** |
| * Returns the number of references in this association. |
| * @return the number of references in this association. |
| */ |
| int count(); |
| |
| boolean contains( T entity ); |
| |
| boolean add( int i, T entity ); |
| |
| boolean add( T entity ); |
| |
| boolean remove( T entity ); |
| |
| T get( int i ); |
| |
| List<T> toList(); |
| |
| Set<T> toSet(); |
| |
| /** |
| * Returns an unmodifiable Iterable of the references to the associated entities. |
| * @return the references to the associated entities. |
| */ |
| Iterable<EntityReference> references(); |
| } |