Java Hour Format formatDate(Date date, boolean time, boolean csv)

Description

returns the date in string format.

License

Apache License

Parameter

Parameter	Description

Declaration

public static String formatDate(Date date, boolean time, boolean csv) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright 2014 Miami-Dade County//  w  w  w.j  a  v a 2  s .  com
 * 
 * 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.ParseException;
import java.text.SimpleDateFormat;

import java.util.Date;

public class Main {
    public static final String emptyField = "----";
    public static final String blankField = "";

    public static String formatDate(String strDate, boolean time, boolean csv) {
        SimpleDateFormat sdf = null;
        if (time)
            sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
        else if (strDate.contains("/"))
            sdf = new SimpleDateFormat("MM/dd/yyyy");
        else if (strDate.contains(","))
            sdf = new SimpleDateFormat("MMM dd, yyyy");
        else
            sdf = new SimpleDateFormat("yyyy-MM-dd");
        try {
            if (!strDate.trim().isEmpty())
                return formatDate(sdf.parse(strDate), time, csv);
            else
                return blankField;
        } catch (ParseException e) {
            e.printStackTrace();
            return blankField;
        }
    }

    /**
     * returns the date in string format.
     * @param java.util.Date date: If null, then returns an empty string.
     * @param boolean time: If true, returns date timestamp and only date if false
     * @return
     */
    public static String formatDate(Date date, boolean time, boolean csv) {
        StringBuilder sb = new StringBuilder("");
        if (time) {
            if (csv)
                sb.append("MMM dd yyyy hh:mm a");
            else
                sb.append("MMM dd, yyyy hh:mm a");
        } else {
            if (csv)
                sb.append("MMM dd yyyy");
            else
                sb.append("MMM dd, yyyy");
        }
        SimpleDateFormat sdf = new SimpleDateFormat(sb.toString());
        if (date != null)
            return sdf.format(date);
        else
            return emptyField;
    }

    /**
     * returns the date in String MMddyyyy format. 
     * if date is null then returns an empty string.
     * @param date
     * @return
     */
    public static String formatDate(Date date) {
        SimpleDateFormat sdf = null;
        if (date != null) {
            sdf = new SimpleDateFormat("MMddyyyy");
            return sdf.format(date);
        } else
            return emptyField;
    }
}

Related

1. formatDate(Calendar currentDate, String pattern)
2. formatDate(Calendar time)
3. formatDate(Date d, String pattern, TimeZone tz)
4. formatDate(Date d, TimeZone tz)
5. formatDate(Date date, boolean includeTime)
6. formatDate(Date date, boolean withTime)
7. formatDate(Date date, String dateFormat)
8. formatDate(Date date, String expression)
9. formatDate(Date date, String format)