org.atemsource.atem.utility.clone.CloningBuilder Maven / Gradle / Ivy

/*******************************************************************************
 * Stefan Meyer, 2012
 * 
 * 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.atemsource.atem.utility.clone;


import java.util.List;

import javax.inject.Inject;

import org.atemsource.atem.api.attribute.Attribute;
import org.atemsource.atem.api.type.EntityType;
import org.atemsource.atem.api.BeanLocator;
import org.atemsource.atem.api.infrastructure.util.ReflectionUtils;
import org.atemsource.atem.utility.common.EntityTypeOperationBuilder;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;


@Component
@Scope("prototype")
public class CloningBuilder extends
	EntityTypeOperationBuilder
{

	private List>> attributeFactories;

	@Inject
	protected BeanLocator beanLocator;

	@Inject
	protected CloningBuilderFactory factory;

	@Override
	protected Cloning createInternally()
	{
		Cloning cloning = new Cloning();
		return cloning;
	}

	@Override
	protected CloningAttributeBuilder createAttributeOperationBuilder(Attribute attribute)
	{
		for (AttributeCloningBuilderFactory> factory : attributeFactories)
		{
			Class[] actualTypeParameters =
				ReflectionUtils.getActualTypeParameters(factory.getClass(), AttributeCloningBuilderFactory.class);
			if (actualTypeParameters[2].isAssignableFrom(attribute.getClass()) && factory.canCreate(attribute, null))
			{
				return factory.create(attribute, null);
			}
		}
		throw new IllegalStateException("cannot create attributeBuilder for attribute " + attribute);
	}

	@Override
	protected CloningBuilder createViewBuilder(EntityType targetType)
	{
		return factory.create(targetType);
	}

	@Override
	protected void setEntityType(EntityType entityType)
	{
		super.setEntityType(entityType);
	}

}