| 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(); |
| } |
| }; |
| } |
| } |