uk.co.intec.keyDatesApp.utils.AppUtils.java Source code

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Here is the source code for uk.co.intec.keyDatesApp.utils.AppUtils.java

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package uk.co.intec.keyDatesApp.utils;

/*
    
<!--
Copyright 2015 Paul Withers
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
-->
    
*/

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

import com.vaadin.server.VaadinServlet;

import uk.co.intec.keyDatesApp.MainUI;

/**
 * @author Paul Withers<br/>
 *         <br/>
 *         Application utils with no Domino-specific code.
 *
 */
public class AppUtils {

    public AppUtils() {

    }

    /**
     * Gets the context parameter dataDbFilePath from web.xml
     *
     * @return String path of NSF that stores the data, on this server
     */
    public static String getDataDbFilepath() {
        return VaadinServlet.getCurrent().getServletContext().getInitParameter("dataDbFilePath");
    }

    /**
     * Reads a parameter from the browser
     *
     * @param paramName
     *            String parameter to check for
     * @return String parameter value
     */
    public static String readParameter(String paramName) {
        final Map<String, String[]> params = MainUI.get().getRequest().getParameterMap();
        if (params.containsKey(paramName)) {
            return params.get(paramName).toString();
        } else {
            return "";
        }
    }

    /**
     * Converts a date to a standard system-wide format
     *
     * @param passedDate
     *            java.util.Date date passed
     * @return String formatted to dd/MM/yyyy
     */
    public static String convertDate(Date passedDate) {
        final SimpleDateFormat DATE_FORMAT_DATE_ONLY = new SimpleDateFormat("dd/MM/yyyy");
        return DATE_FORMAT_DATE_ONLY.format(passedDate);
    }

    /**
     * Converts a date-time to a standard system-wide format
     *
     * @param passedDate
     *            java.util.Date date passed
     * @return String formatted to dd/MM/yyyy hh:mm:ss
     */
    public static String convertDateAndTime(Date passedDate) {
        final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss");
        return DATE_FORMAT.format(passedDate);
    }

}