1.1 --- a/src/net/fortuna/ical4j/model/DateRange.java Thu Feb 12 18:02:00 2015 +0100
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,203 +0,0 @@
1.4 -/**
1.5 - * Copyright (c) 2012, Ben Fortuna
1.6 - * All rights reserved.
1.7 - *
1.8 - * Redistribution and use in source and binary forms, with or without
1.9 - * modification, are permitted provided that the following conditions
1.10 - * are met:
1.11 - *
1.12 - * o Redistributions of source code must retain the above copyright
1.13 - * notice, this list of conditions and the following disclaimer.
1.14 - *
1.15 - * o Redistributions in binary form must reproduce the above copyright
1.16 - * notice, this list of conditions and the following disclaimer in the
1.17 - * documentation and/or other materials provided with the distribution.
1.18 - *
1.19 - * o Neither the name of Ben Fortuna nor the names of any other contributors
1.20 - * may be used to endorse or promote products derived from this software
1.21 - * without specific prior written permission.
1.22 - *
1.23 - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1.24 - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1.25 - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1.26 - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
1.27 - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
1.28 - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
1.29 - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
1.30 - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
1.31 - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
1.32 - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
1.33 - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.34 - */
1.35 -package net.fortuna.ical4j.model;
1.36 -
1.37 -import java.io.Serializable;
1.38 -import java.util.Date;
1.39 -
1.40 -/**
1.41 - * @author fortuna
1.42 - *
1.43 - */
1.44 -public class DateRange implements Serializable {
1.45 -
1.46 - private static final long serialVersionUID = -7303846680559287286L;
1.47 -
1.48 - /**
1.49 - * A flag indicating whether to include the start of the period in test functions.
1.50 - */
1.51 - public static final int INCLUSIVE_START = 1;
1.52 -
1.53 - /**
1.54 - * A flag indicating whether to include the end of the period in test functions.
1.55 - */
1.56 - public static final int INCLUSIVE_END = 2;
1.57 -
1.58 - private final Date rangeStart;
1.59 -
1.60 - private final Date rangeEnd;
1.61 -
1.62 - /**
1.63 - * @param start the start of the range
1.64 - * @param end the end of the range
1.65 - */
1.66 - public DateRange(Date start, Date end) {
1.67 - if (start == null) {
1.68 - throw new IllegalArgumentException("Range start is null");
1.69 - }
1.70 - if (end == null) {
1.71 - throw new IllegalArgumentException("Range end is null");
1.72 - }
1.73 - if (end.before(start)) {
1.74 - throw new IllegalArgumentException("Range start must be before range end");
1.75 - }
1.76 - this.rangeStart = start;
1.77 - this.rangeEnd = end;
1.78 - }
1.79 -
1.80 - /**
1.81 - * @return the rangeStart
1.82 - */
1.83 - public Date getRangeStart() {
1.84 - return rangeStart;
1.85 - }
1.86 -
1.87 - /**
1.88 - * @return the rangeEnd
1.89 - */
1.90 - public Date getRangeEnd() {
1.91 - return rangeEnd;
1.92 - }
1.93 -
1.94 - /**
1.95 - * Determines if the specified date occurs within this period (inclusive of
1.96 - * period start and end).
1.97 - * @param date a date to test for inclusion
1.98 - * @return true if the specified date occurs within the current period
1.99 - *
1.100 - */
1.101 - public final boolean includes(final Date date) {
1.102 - return includes(date, INCLUSIVE_START | INCLUSIVE_END);
1.103 - }
1.104 -
1.105 - /**
1.106 - * Decides whether a date falls within this period.
1.107 - * @param date the date to be tested
1.108 - * @param inclusiveMask specifies whether period start and end are included
1.109 - * in the calculation
1.110 - * @return true if the date is in the period, false otherwise
1.111 - * @see Period#INCLUSIVE_START
1.112 - * @see Period#INCLUSIVE_END
1.113 - */
1.114 - public final boolean includes(final Date date, final int inclusiveMask) {
1.115 - boolean includes = true;
1.116 - if ((inclusiveMask & INCLUSIVE_START) > 0) {
1.117 - includes = includes && !rangeStart.after(date);
1.118 - }
1.119 - else {
1.120 - includes = includes && rangeStart.before(date);
1.121 - }
1.122 - if ((inclusiveMask & INCLUSIVE_END) > 0) {
1.123 - includes = includes && !rangeEnd.before(date);
1.124 - }
1.125 - else {
1.126 - includes = includes && rangeEnd.after(date);
1.127 - }
1.128 - return includes;
1.129 - }
1.130 -
1.131 - /**
1.132 - * Decides whether this period is completed before the given period starts.
1.133 - *
1.134 - * @param range
1.135 - * a period that may or may not start after this period ends
1.136 - * @return true if the specified period starts after this periods ends,
1.137 - * otherwise false
1.138 - */
1.139 - public final boolean before(final DateRange range) {
1.140 - return (rangeEnd.before(range.getRangeStart()));
1.141 - }
1.142 -
1.143 - /**
1.144 - * Decides whether this period starts after the given period ends.
1.145 - *
1.146 - * @param range
1.147 - * a period that may or may not end before this period starts
1.148 - * @return true if the specified period end before this periods starts,
1.149 - * otherwise false
1.150 - */
1.151 - public final boolean after(final DateRange range) {
1.152 - return (rangeStart.after(range.getRangeEnd()));
1.153 - }
1.154 -
1.155 - /**
1.156 - * Decides whether this period intersects with another one.
1.157 - *
1.158 - * @param range
1.159 - * a possible intersecting period
1.160 - * @return true if the specified period intersects this one, false
1.161 - * otherwise.
1.162 - */
1.163 - public final boolean intersects(final DateRange range) {
1.164 - boolean intersects = false;
1.165 - // Test for our start date in period
1.166 - // (Exclude if it is the end date of test range)
1.167 - if (range.includes(rangeStart) && !range.getRangeEnd().equals(rangeStart)) {
1.168 - intersects = true;
1.169 - }
1.170 - // Test for test range's start date in our range
1.171 - // (Exclude if it is the end date of our range)
1.172 - else if (includes(range.getRangeStart())
1.173 - && !rangeEnd.equals(range.getRangeStart())) {
1.174 - intersects = true;
1.175 - }
1.176 - return intersects;
1.177 - }
1.178 -
1.179 - /**
1.180 - * Decides whether these periods are serial without a gap.
1.181 - * @param range a period to test for adjacency
1.182 - * @return true if one period immediately follows the other, false otherwise
1.183 - */
1.184 - public final boolean adjacent(final DateRange range) {
1.185 - boolean adjacent = false;
1.186 - if (rangeStart.equals(range.getRangeEnd())) {
1.187 - adjacent = true;
1.188 - } else if (rangeEnd.equals(range.getRangeStart())) {
1.189 - adjacent = true;
1.190 - }
1.191 - return adjacent;
1.192 - }
1.193 -
1.194 - /**
1.195 - * Decides whether the given period is completely contained within this one.
1.196 - *
1.197 - * @param range
1.198 - * the period that may be contained by this one
1.199 - * @return true if this period covers all the dates of the specified period,
1.200 - * otherwise false
1.201 - */
1.202 - public final boolean contains(final DateRange range) {
1.203 - // Test for period's start and end dates in our range
1.204 - return (includes(range.getRangeStart()) && includes(range.getRangeEnd()));
1.205 - }
1.206 -}
