fineract-provider/src/main/java/org/apache/fineract/organisation/teller/util/DateRange.java

/**
 * 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.fineract.organisation.teller.util;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.StringTokenizer;

public class DateRange {

    private static final String ISO_8601_DATE_PATTERN = "yyy-MM-dd";
    private static final String RANGE_DELIMITER = "..";

    private Date startDate;
    private Date endDate;

    public DateRange() {
        super();
    }

    public Date getStartDate() {
        return startDate;
    }

    public void setStartDate(Date startDate) {
        this.startDate = startDate;
    }

    public Date getEndDate() {
        return endDate;
    }

    public void setEndDate(Date endDate) {
        this.endDate = endDate;
    }

    public static DateRange fromString(final String dateToParse) {

        final DateRange dateRange = new DateRange();
        final SimpleDateFormat sdf = new SimpleDateFormat(DateRange.ISO_8601_DATE_PATTERN);
        final Calendar cal = Calendar.getInstance();

        final String testee;
        if (dateToParse == null) {
            testee = sdf.format(cal.getTime());
        } else {
            testee = dateToParse;
        }

        final StringTokenizer tokenizer = new StringTokenizer(testee, DateRange.RANGE_DELIMITER);

        try {
            cal.setTime(sdf.parse(tokenizer.nextToken()));
        } catch (ParseException ex) {

        }
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);

        dateRange.setStartDate(cal.getTime());

        if (tokenizer.hasMoreTokens()) {
            try {
                cal.setTime(sdf.parse(tokenizer.nextToken()));
            } catch (ParseException ex) {

            }
        }
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        cal.set(Calendar.MILLISECOND, 999);

        dateRange.setEndDate(cal.getTime());

        return dateRange;
    }
}