/*
 * $Id$
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.struts2.components.table.renderer;

import java.text.SimpleDateFormat;

import org.apache.struts2.components.table.WebTable;


/**
 */
public class DateCellRenderer extends AbstractCellRenderer {

    SimpleDateFormat _formater = new SimpleDateFormat();

    /**
     * this is the string that  SimpleDateFormat needs to display the date
     *
     * @see SimpleDateFormat
     */
    String _formatString = null;


    public DateCellRenderer() {
        super();
    }


    public String getCellValue(WebTable table, Object data, int row, int col) {

        if (data == null) {
            return "";
        }

        if (data instanceof java.util.Date) {
            return _formater.format((java.util.Date) data);
        }

        return data.toString();
    }

    public void setFormatString(String format) {
        _formatString = format;
        _formater.applyPattern(_formatString);
    }
}
