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/*
 * Copyright (C) 2012-2017 Philip Washington Sorst 
 * and individual contributors as indicated
 * by the @authors tag.
 *
 * 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 net.dontdrinkandroot.wicket.util;

import org.apache.wicket.Component;
import org.apache.wicket.MarkupContainer;
import org.apache.wicket.behavior.Behavior;

/**
 * @author Philip Washington Sorst 
 */
public class BehaviorUtils
{
    @SuppressWarnings("unchecked")
    public static  C findClosestBehavior(Component component, Class behaviorClass)
    {
        MarkupContainer current = component.getParent();
        if (null == current) {
            return null;
        }

        for (Behavior behavior : current.getBehaviors()) {
            if (behaviorClass.isAssignableFrom(behavior.getClass())) {
                return (C) behavior;
            }
        }

        return BehaviorUtils.findClosestBehavior(current, behaviorClass);
    }
}