/*
 * $Id$
 *
 * License Agreement.
 *
 * Rich Faces - Natural Ajax for Java Server Faces (JSF)
 *
 * Copyright (C) 2007 Exadel, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */
package org.richfaces.cdk.apt.processors;

import java.lang.annotation.Annotation;

import javax.annotation.processing.SupportedAnnotationTypes;
import javax.lang.model.element.AnnotationMirror;
import javax.lang.model.element.Element;
import javax.lang.model.element.TypeElement;

import org.richfaces.cdk.CdkProcessingException;
import org.richfaces.cdk.annotations.JsfBehavior;
import org.richfaces.cdk.apt.SourceUtils;
import org.richfaces.cdk.model.BehaviorModel;
import org.richfaces.cdk.model.ComponentLibrary;

/**
 * <p class="changed_added_4_0">
 * </p>
 *
 * @author asmirnov@exadel.com
 *
 */
@SupportedAnnotationTypes({ "javax.faces.component.FacesComponent", JsfBehavior.NAME })
public class BehaviorProcessor extends ProcessorBase implements CdkAnnotationProcessor {
    @Override
    public void process(Element element, ComponentLibrary library) throws CdkProcessingException {
        SourceUtils sourceUtils = getSourceUtils();
        AnnotationMirror behavior = sourceUtils.getAnnotationMirror(element, JsfBehavior.class);

        BehaviorModel behaviorModel = new BehaviorModel();

        sourceUtils.setModelProperty(behaviorModel, behavior, "id");
        setClassNames((TypeElement) element, behaviorModel, behavior);

        setTagInfo(behavior, behaviorModel);
        processAttributes((TypeElement) element, behaviorModel, behavior);
        setDescription(behaviorModel, behavior, getDocComment(element));
        // Behavior renderer
        if (!sourceUtils.isDefaultValue(behavior, "renderer")) {
            AnnotationMirror renderer = sourceUtils.getAnnotationValue(behavior, "renderer", AnnotationMirror.class);
            sourceUtils.setModelProperty(behaviorModel, renderer, "rendererType", "type");
        }
        library.getBehaviors().add(behaviorModel);
    }

    @Override
    public Class<? extends Annotation> getProcessedAnnotation() {
        return JsfBehavior.class;
    }
}