# OneToManyOptionsSupport.java

    package org.codefilarete.stalactite.engine.configurer.embeddable;

    import java.util.Collection;
    import java.util.function.Supplier;

    import org.codefilarete.stalactite.dsl.embeddable.FluentEmbeddableMappingBuilderOneToManyOptions;
    import org.codefilarete.stalactite.dsl.relation.OneToManyOptions;
    import org.codefilarete.stalactite.engine.configurer.onetomany.OneToManyRelation;
    import org.danekja.java.util.function.serializable.SerializableBiConsumer;
    import org.danekja.java.util.function.serializable.SerializableFunction;

    /**
     * A small class for one-to-many options storage into a {@link OneToManyOptions}. Acts as a wrapper over it.
     */
    class OneToManyOptionsSupport<C, O, S extends Collection<O>>
    		implements OneToManyOptions<C, O, S> {

    	private final OneToManyRelation<C, O, ?, S> oneToManyRelation;

    	public OneToManyOptionsSupport(OneToManyRelation<C, O, ?, S> oneToManyRelation) {
    		this.oneToManyRelation = oneToManyRelation;
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> mappedBy(SerializableBiConsumer<O, ? super C> reverseLink) {
    		oneToManyRelation.setReverseSetter(reverseLink);
    		return null;    // we can return null because dispatcher will return proxy
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> mappedBy(SerializableFunction<O, ? super C> reverseLink) {
    		oneToManyRelation.setReverseGetter(reverseLink);
    		return null;    // we can return null because dispatcher will return proxy
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> reverseJoinColumn(String reverseColumnName) {
    		oneToManyRelation.setReverseColumn(reverseColumnName);
    		return null;
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> reverselySetBy(SerializableBiConsumer<O, C> reverseLink) {
    		oneToManyRelation.setReverseLink(reverseLink);
    		return null;    // we can return null because dispatcher will return proxy
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> initializeWith(Supplier<S> collectionFactory) {
    		oneToManyRelation.setCollectionFactory(collectionFactory);
    		return null;    // we can return null because dispatcher will return proxy
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> cascading(RelationMode relationMode) {
    		oneToManyRelation.setRelationMode(relationMode);
    		return null;    // we can return null because dispatcher will return proxy
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> fetchSeparately() {
    		oneToManyRelation.fetchSeparately();
    		return null;    // we can return null because dispatcher will return proxy
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> indexedBy(String columnName) {
    		oneToManyRelation.setIndexingColumnName(columnName);
    		return null;
    	}

    	@Override
    	public FluentEmbeddableMappingBuilderOneToManyOptions<C, O, S> indexed() {
    		oneToManyRelation.ordered();
    		return null;
    	}
    }