| /* |
| * 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.qi4j.runtime.value; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| import org.qi4j.api.entity.EntityReference; |
| import org.qi4j.spi.entity.ManyAssociationState; |
| |
| /** |
| * ManyAssociationState implementation for Value composites. |
| */ |
| public class ManyAssociationValueState |
| implements ManyAssociationState |
| { |
| private List<EntityReference> references; |
| |
| public ManyAssociationValueState( List<EntityReference> references ) |
| { |
| this.references = references; |
| } |
| |
| @Override |
| public int count() |
| { |
| return references.size(); |
| } |
| |
| @Override |
| public boolean contains( EntityReference entityReference ) |
| { |
| return references.contains( entityReference ); |
| } |
| |
| @Override |
| public boolean add( int i, EntityReference entityReference ) |
| { |
| if( references.contains( entityReference ) ) |
| { |
| return false; |
| } |
| |
| references.add( i, entityReference ); |
| return true; |
| } |
| |
| @Override |
| public boolean remove( EntityReference entity ) |
| { |
| boolean removed = references.remove( entity ); |
| return removed; |
| } |
| |
| @Override |
| public EntityReference get( int i ) |
| { |
| return references.get( i ); |
| } |
| |
| @Override |
| public Iterator<EntityReference> iterator() |
| { |
| final Iterator<EntityReference> iter = references.iterator(); |
| |
| return new Iterator<EntityReference>() |
| { |
| EntityReference current; |
| |
| @Override |
| public boolean hasNext() |
| { |
| return iter.hasNext(); |
| } |
| |
| @Override |
| public EntityReference next() |
| { |
| current = iter.next(); |
| return current; |
| } |
| |
| @Override |
| public void remove() |
| { |
| iter.remove(); |
| } |
| }; |
| } |
| } |