org.atemsource.atem.utility.observer.EntityObserverContext 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.observer;
import org.atemsource.atem.api.attribute.Attribute;
import org.atemsource.atem.api.type.EntityType;
import org.atemsource.atem.utility.compare.CompareContext;
import org.atemsource.atem.utility.path.AttributePath;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;
@Component
@Scope("prototype")
public class EntityObserverContext extends CompareContext
{
private EntityType entityType;
@Override
public CompareContext createChild(Attribute attribute)
{
Attribute targetAttribute = entityType.getAttribute(attribute.getCode());
AttributePath childPath = createAttributePathBuilder().addAttribute(targetAttribute).createPath();
EntityObserverContext newCompareContext = beanLocator.getInstance(EntityObserverContext.class);
newCompareContext.setPath(childPath);
if (targetAttribute.getTargetType() instanceof EntityType)
{
newCompareContext.setEntityType((EntityType) targetAttribute.getTargetType());
}
return newCompareContext;
}
public CompareContext createIndexedChild(int index)
{
AttributePath childPath = createAttributePathBuilder().addIndex(index).createPath();
EntityObserverContext newCompareContext = beanLocator.getInstance(EntityObserverContext.class);
newCompareContext.setPath(childPath);
newCompareContext.setEntityType(entityType);
return newCompareContext;
}
public CompareContext createMapChild(Object key)
{
AttributePath childPath = createAttributePathBuilder().addMapKey(key).createPath();
EntityObserverContext newCompareContext = beanLocator.getInstance(EntityObserverContext.class);
newCompareContext.setPath(childPath);
newCompareContext.setEntityType(entityType);
return newCompareContext;
}
protected EntityType getEntityType()
{
return entityType;
}
protected void setEntityType(EntityType entityType)
{
this.entityType = entityType;
}
}