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 * Copyright 2010-2016, Red Hat, Inc. and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.richfaces.tests.metamer.bean.a4j;

import java.io.Serializable;
import java.util.Map;

import javax.annotation.PostConstruct;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
import javax.faces.context.FacesContext;

import org.richfaces.component.UIParameter;
import org.richfaces.tests.metamer.Attributes;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Managed bean for a4j:param.
 *
 * @author <a href="mailto:ppitonak@redhat.com">Pavol Pitonak</a>
 * @version $Revision: 22460 $
 */
@ManagedBean(name = "a4jParamBean")
@SessionScoped
public class A4JParamBean implements Serializable {

    private static final long serialVersionUID = -23993426776944L;
    private static Logger logger;
    private Attributes attributes;

    /**
     * Initializes the managed bean.
     */
    @PostConstruct
    public void init() {
        logger = LoggerFactory.getLogger(getClass());
        logger.debug("initializing bean " + getClass().getName());

        attributes = Attributes.getComponentAttributesFromFacesConfig(UIParameter.class, getClass());

        attributes.setAttribute("assignTo", "");
        attributes.setAttribute("name", "param");
        attributes.setAttribute("noEscape", true);
        attributes.get("noEscape").setType(Boolean.class);
        attributes.setAttribute("value", "screen.width");
    }

    /**
     * Getter for attributes.
     *
     * @return A map containing all attributes of tested component. Name of the component is key in the map.
     */
    public Attributes getAttributes() {
        return attributes;
    }

    /**
     * Setter for attributes.
     *
     * @param attributes
     *            map containing all attributes of tested component. Name of the component is key in the map.
     */
    public void setAttributes(Attributes attributes) {
        this.attributes = attributes;
    }

    public String getRequestParameter() {
        Map<String, String> requestParameterMap = FacesContext.getCurrentInstance().getExternalContext().getRequestParameterMap();
        return requestParameterMap.get(attributes.get("name").getValue().toString());
    }

    public String reset() {
        attributes.setAttribute("assignTo", "");
        return null;
    }
}