ViewUtils.java

/*
 * Copyright 2014 cruxframework.org.
 * 
 * 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.cruxframework.crux.core.utils;

import org.cruxframework.crux.core.rebind.screen.widget.WidgetCreator;
import org.cruxframework.crux.core.rebind.screen.widget.declarative.TagConstraints;

public class ViewUtils
{
	/**
	 * 
	 * @param processorClass
	 * @return
	 */
	public static TagConstraints getChildTagConstraintsAnnotation(Class<?> processorClass)
	{
		TagConstraints attributes = processorClass.getAnnotation(TagConstraints.class);
		if (attributes == null)
		{
			Class<?> superClass = processorClass.getSuperclass();
			if (superClass != null && !superClass.equals(WidgetCreator.class))
			{
				attributes = getChildTagConstraintsAnnotation(superClass);
			}
		}

		return attributes;
	}
}