1 /*
2 * ObjectLab, http://www.objectlab.co.uk/open is sponsoring the ObjectLab Kit.
3 *
4 * Based in London, we are world leaders in the design and development
5 * of bespoke applications for the securities financing markets.
6 *
7 * <a href="http://www.objectlab.co.uk/open">Click here to learn more</a>
8 * ___ _ _ _ _ _
9 * / _ \| |__ (_) ___ ___| |_| | __ _| |__
10 * | | | | '_ \| |/ _ \/ __| __| | / _` | '_ \
11 * | |_| | |_) | | __/ (__| |_| |__| (_| | |_) |
12 * \___/|_.__// |\___|\___|\__|_____\__,_|_.__/
13 * |__/
14 *
15 * www.ObjectLab.co.uk
16 *
17 * $Id: LocalDateForwardHandler.java 203 2006-10-11 12:53:07Z benoitx $
18 *
19 * Copyright 2006 the original author or authors.
20 *
21 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
22 * use this file except in compliance with the License. You may obtain a copy of
23 * the License at
24 *
25 * http://www.apache.org/licenses/LICENSE-2.0
26 *
27 * Unless required by applicable law or agreed to in writing, software
28 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
29 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
30 * License for the specific language governing permissions and limitations under
31 * the License.
32 */
33 package net.objectlab.kit.datecalc.joda;
34
35 import net.objectlab.kit.datecalc.common.BaseCalculator;
36 import net.objectlab.kit.datecalc.common.HolidayHandler;
37 import net.objectlab.kit.datecalc.common.HolidayHandlerType;
38 import net.objectlab.kit.datecalc.common.NonWorkingDayChecker;
39
40 import org.joda.time.LocalDate;
41
42 /**
43 * A Forward handler will move the date forward if it falls on a non working
44 * day.
45 *
46 * @author Benoit Xhenseval
47 *
48 */
49 public class LocalDateForwardUnlessNegativeHandler implements HolidayHandler<LocalDate> {
50
51 /**
52 * If the current date of the give calculator is a non-working day, it will
53 * be moved according to the algorithm implemented.
54 *
55 * @param calculator
56 * the calculator
57 * @return the date which may have moved.
58 */
59 public LocalDate moveCurrentDate(final BaseCalculator<LocalDate> calculator) {
60 return adjustDate(calculator.getCurrentBusinessDate(), calculator.getCurrentIncrement(), calculator);
61 }
62
63 public LocalDate adjustDate(LocalDate startDate, int increment, NonWorkingDayChecker<LocalDate> checker) {
64 LocalDate date = startDate;
65 while (checker.isNonWorkingDay(date)) {
66 if (increment < 0) {
67 // act as a Backward calendar
68 date = date.minusDays(1);
69 } else {
70 // move forward by a day!
71 date = date.plusDays(1);
72 }
73 }
74 return date;
75 }
76
77 /**
78 * Give the type name for this algorithm.
79 *
80 * @return algorithm name.
81 */
82 public String getType() {
83 return HolidayHandlerType.FORWARD_UNLESS_MOVING_BACK;
84 }
85 }
86
87 /*
88 * ObjectLab, http://www.objectlab.co.uk/open is sponsoring the ObjectLab Kit.
89 *
90 * Based in London, we are world leaders in the design and development
91 * of bespoke applications for the securities financing markets.
92 *
93 * <a href="http://www.objectlab.co.uk/open">Click here to learn more about us</a>
94 * ___ _ _ _ _ _
95 * / _ \| |__ (_) ___ ___| |_| | __ _| |__
96 * | | | | '_ \| |/ _ \/ __| __| | / _` | '_ \
97 * | |_| | |_) | | __/ (__| |_| |__| (_| | |_) |
98 * \___/|_.__// |\___|\___|\__|_____\__,_|_.__/
99 * |__/
100 *
101 * www.ObjectLab.co.uk
102 */