Java SQL Date From convertDateToTime(Date date, boolean am)

Description

The JSF DateTimeConverter can not convert into java.sql.Time (or into java.util.Calendar, for that matter!).

License

Educational Community License

Parameter

Parameter	Description
date	The date containing the time.
am	Whether this should be am (true) or pm (false)

Declaration

public static Time convertDateToTime(Date date, boolean am) 

Method Source Code

//package com.java2s;
/**********************************************************************************
 *
 * $Id$//  w  w w  .  j  ava 2s  .c  o  m
 *
 ***********************************************************************************
 *
 * Copyright (c) 2005, 2006, 2008 The Sakai Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ECL-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.sql.Time;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;

public class Main {
    /**
     * The JSF DateTimeConverter can not convert into java.sql.Time (or into
     * java.util.Calendar, for that matter!).  So we do the conversion manually.
     * 
     * @param date The date containing the time.
     * @param am Whether this should be am (true) or pm (false)
     * @return
     */
    public static Time convertDateToTime(Date date, boolean am) {
        if (date == null) {
            return null;
        }

        Calendar cal = new GregorianCalendar();
        cal.setTime(date);
        int hourOfDay = cal.get(Calendar.HOUR_OF_DAY);

        if (am) {
            // Check to make sure that the hours are indeed am hours
            if (hourOfDay > 11) {
                cal.set(Calendar.HOUR_OF_DAY, hourOfDay - 12);
                date.setTime(cal.getTimeInMillis());
            }
        } else {
            // Check to make sure that the hours are indeed pm hours
            if (cal.get(Calendar.HOUR_OF_DAY) < 11) {
                cal.set(Calendar.HOUR_OF_DAY, hourOfDay + 12);
                date.setTime(cal.getTimeInMillis());
            }
        }
        return new Time(date.getTime());
    }
}

Related

1. calendarToSqlDate(Calendar c)
2. calendarToSqlDate(final Calendar dt)
3. convertDateTimeString(String dstr)
4. convertDateToTime(final Date date)
5. convertIntoDuration(Long time)
6. convertJavaTimeToJavaSql(Object x)
7. convertNanoToTime(long nanos)