WWriteTag.java

/**
 * Copyright (C) 2008-2010, Squale Project - http://www.squale.org
 *
 * This file is part of Squale.
 *
 * Squale 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 3 of the
 * License, or any later version.
 *
 * Squale 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 General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Squale.  If not, see <http://www.gnu.org/licenses/>.
 */
/*
 * Cr�� le 5 janv. 06
 *
 * Pour changer le mod�le de ce fichier g�n�r�, allez � :
 * Fen�tre>Pr�f�rences>Java>G�n�ration de code>Code et commentaires
 */
package org.squale.welcom.taglib.write;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

import javax.servlet.jsp.JspException;

import org.apache.commons.validator.GenericValidator;
import org.apache.struts.Globals;
import org.apache.struts.taglib.bean.WriteTag;
import org.apache.struts.util.MessageResources;

/**
 * @author M325379 Pour changer le mod�le de ce commentaire de type g�n�r�, allez � :
 *         Fen�tre>Pr�f�rences>Java>G�n�ration de code>Code et commentaires
 */
public class WWriteTag
    extends WriteTag
{
    /**
     * 
     */
    private static final long serialVersionUID = 4719717981435342467L;

    /** parametre du tag */
    private String dateFormat;

    /** parametre du tag */
    private String dateFormatKey;

    /**
     * @see org.apache.struts.taglib.bean.WriteTag#formatValue(java.lang.Object)
     */
    protected String formatValue( final Object valueToFormat )
        throws JspException
    {
        if ( GenericValidator.isBlankOrNull( dateFormat ) && GenericValidator.isBlankOrNull( dateFormatKey ) )
        {
            return super.formatValue( valueToFormat );
        }
        else
        {
            // On retrouve le simpleDateFormat
            SimpleDateFormat simpleDateFormat;
            final MessageResources resources =
                (MessageResources) pageContext.getServletContext().getAttribute( Globals.MESSAGES_KEY );
            final Locale localeRequest = (Locale) pageContext.getSession().getAttribute( Globals.LOCALE_KEY );
            if ( !GenericValidator.isBlankOrNull( dateFormatKey ) )
            {
                simpleDateFormat =
                    new SimpleDateFormat( resources.getMessage( localeRequest, dateFormatKey ), localeRequest );
            }
            else
            {
                simpleDateFormat = new SimpleDateFormat( dateFormat, localeRequest );
            }
            // on formate la date
            String result = "";
            if ( valueToFormat instanceof Date )
            {
                result = simpleDateFormat.format( (Date) valueToFormat );
            }
            else if ( valueToFormat instanceof String && !GenericValidator.isBlankOrNull( (String) valueToFormat ) )
            {
                result = simpleDateFormat.format( new Date( Long.parseLong( (String) valueToFormat ) ) );
            }
            return result;
        }
    }

    /**
     * @return dateFormat
     */
    public String getDateFormat()
    {
        return dateFormat;
    }

    /**
     * @return dateFormatKey
     */
    public String getDateFormatKey()
    {
        return dateFormatKey;
    }

    /**
     * @param string dateFormat
     */
    public void setDateFormat( final String string )
    {
        dateFormat = string;
    }

    /**
     * @param string dateFormatKey
     */
    public void setDateFormatKey( final String string )
    {
        dateFormatKey = string;
    }

}