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A utilities service with generic tools implementation. Can be plugged into your java project. This is designed for Java 1.8

There is a newer version: 1.0.0

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package org.vfdtech.implementations;

import org.vfdtech.exceptions.CustomException;
import org.vfdtech.interfaces.IDateTimeUtil;

import java.text.DateFormat;
import java.text.ParseException;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.Month;
import java.time.Year;
import java.util.Date;
import java.util.List;

public class DateUtil implements IDateTimeUtil {

    @Override
    public String convertDateFormat(String fromFormat, String toFormat, String dateToFormat) throws ParseException, NullPointerException, IllegalArgumentException, CustomException {
        return null;
    }

    @Override
    public String convertDateFormat(String toFormat, Date dateToFormat) throws NullPointerException, IllegalArgumentException, CustomException {
        return null;
    }

    @Override
    public Object getDateFromString(String dateString, Class classToBeConvertedTo) {
        return null;
    }

    @Override
    public Object getDateFromString(String dateString, Class classToBeConvertedTo, String formatterString) {
        return null;
    }

    @Override
    public List getDateRange(String startDate, String endDate, boolean includeCurrentDate) {
        return null;
    }

    @Override
    public int getDaysInMonth(LocalDateTime dayInContext) {
        return 0;
    }

    @Override
    public LocalDateTime getPreviousDayFrom(LocalDateTime dayInContext) {
        return null;
    }

    @Override
    public LocalDateTime getNextDayFrom(LocalDateTime dayInContext) {
        return null;
    }

    @Override
    public Month getLastMonthFrom(LocalDateTime dayInContext) {
        return null;
    }

    @Override
    public Month getNextMonthFrom(LocalDateTime dayInContext) {
        return null;
    }

    /**
     * This method returns current day with midnight time
     * E.g 2022-01-12 00:00:00
     *
     * @return LocalDateTime
     */
    @Override
    public LocalDateTime getTodayMidnight() {
        return null;
    }

    /**
     * This method returns current month (if month not specified) 's first day with midnight time
     * If month is specified, it returns the specified month's first day with midnight time
     *
     * @param month
     * @return
     */
    @Override
    public LocalDateTime getFirstMidnightOfTheMonth(Month... month) {
        return null;
    }

    /**
     * This method returns current year (if year not specified) 's first day with midnight time
     * If year is specified, it returns the specified year's first day with midnight time
     *
     * @param year
     * @return
     */
    @Override
    public LocalDateTime getFirstMidnightOfTheYear(Year... year) {
        return null;
    }

    /**
     * Add some minutes to current date
     *
     * @param somMinutes
     * @return
     * @throws ParseException
     */
    @Override
    public LocalDateTime addMinutesToNowDate(Integer somMinutes) throws ParseException {
        return null;
    }

    /**
     * This converts date instance to string
     * When format is not passed, this method uses the instantiated date format from the impl class
     *
     * @param date
     * @param format
     * @return
     */
    @Override
    public LocalDateTime convertDateToString(LocalDate date, DateFormat... format) {
        return null;
    }
}