src/net/fortuna/ical4j/model/Date.java

Tue, 10 Feb 2015 18:12:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 10 Feb 2015 18:12:00 +0100
changeset 0
fb9019fb1bf7
child 3
73bdfa70b04e
permissions
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Import initial revisions of existing project AndroidCaldavSyncAdapater,
forked from upstream repository at 27e8a0f8495c92e0780d450bdf0c7cec77a03a55.

michael@0 1 /**
michael@0 2 * Copyright (c) 2012, Ben Fortuna
michael@0 3 * All rights reserved.
michael@0 4 *
michael@0 5 * Redistribution and use in source and binary forms, with or without
michael@0 6 * modification, are permitted provided that the following conditions
michael@0 7 * are met:
michael@0 8 *
michael@0 9 * o Redistributions of source code must retain the above copyright
michael@0 10 * notice, this list of conditions and the following disclaimer.
michael@0 11 *
michael@0 12 * o Redistributions in binary form must reproduce the above copyright
michael@0 13 * notice, this list of conditions and the following disclaimer in the
michael@0 14 * documentation and/or other materials provided with the distribution.
michael@0 15 *
michael@0 16 * o Neither the name of Ben Fortuna nor the names of any other contributors
michael@0 17 * may be used to endorse or promote products derived from this software
michael@0 18 * without specific prior written permission.
michael@0 19 *
michael@0 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0 23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
michael@0 24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
michael@0 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
michael@0 26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
michael@0 27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
michael@0 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
michael@0 29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
michael@0 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0 31 */
michael@0 32 package net.fortuna.ical4j.model;
michael@0 33
michael@0 34 import java.text.ParseException;
michael@0 35 import java.util.TimeZone;
michael@0 36
michael@0 37 import net.fortuna.ical4j.util.Dates;
michael@0 38 import net.fortuna.ical4j.util.TimeZones;
michael@0 39
michael@0 40
michael@0 41 /**
michael@0 42 * $Id$
michael@0 43 *
michael@0 44 * Created on 26/06/2005
michael@0 45 *
michael@0 46 * Base class for all representations of time values in RFC2445.
michael@0 47 *
michael@0 48 * <pre>
michael@0 49 * 4.3.4 Date
michael@0 50 *
michael@0 51 * Value Name: DATE
michael@0 52 *
michael@0 53 * Purpose: This value type is used to identify values that contain a
michael@0 54 * calendar date.
michael@0 55 *
michael@0 56 * Formal Definition: The value type is defined by the following
michael@0 57 * notation:
michael@0 58 *
michael@0 59 * date = date-value
michael@0 60 *
michael@0 61 * date-value = date-fullyear date-month date-mday
michael@0 62 * date-fullyear = 4DIGIT
michael@0 63 * date-month = 2DIGIT ;01-12
michael@0 64 * date-mday = 2DIGIT ;01-28, 01-29, 01-30, 01-31
michael@0 65 * ;based on month/year
michael@0 66 *
michael@0 67 * Description: If the property permits, multiple "date" values are
michael@0 68 * specified as a COMMA character (US-ASCII decimal 44) separated list
michael@0 69 * of values. The format for the value type is expressed as the [ISO
michael@0 70 * 8601] complete representation, basic format for a calendar date. The
michael@0 71 * textual format specifies a four-digit year, two-digit month, and
michael@0 72 * two-digit day of the month. There are no separator characters between
michael@0 73 * the year, month and day component text.
michael@0 74 *
michael@0 75 * No additional content value encoding (i.e., BACKSLASH character
michael@0 76 * encoding) is defined for this value type.
michael@0 77 *
michael@0 78 * Example: The following represents July 14, 1997:
michael@0 79 *
michael@0 80 * 19970714
michael@0 81 *
michael@0 82 * </pre>
michael@0 83 *
michael@0 84 * @author Ben Fortuna
michael@0 85 */
michael@0 86 public class Date extends Iso8601 {
michael@0 87
michael@0 88 private static final long serialVersionUID = 7136072363141363141L;
michael@0 89
michael@0 90 private static final String PATTERN = "yyyyMMdd";
michael@0 91
michael@0 92 /**
michael@0 93 * Default constructor.
michael@0 94 */
michael@0 95 public Date() {
michael@0 96 super(PATTERN, Dates.PRECISION_DAY, TimeZones.getDateTimeZone());
michael@0 97 }
michael@0 98
michael@0 99 /**
michael@0 100 * Creates a new date instance with the specified precision. This
michael@0 101 * constructor is only intended for use by sub-classes.
michael@0 102 * @param precision the date precision
michael@0 103 * @param tz the timezone
michael@0 104 * @see Dates#PRECISION_DAY
michael@0 105 * @see Dates#PRECISION_SECOND
michael@0 106 */
michael@0 107 protected Date(final int precision, TimeZone tz) {
michael@0 108 super(PATTERN, precision, tz);
michael@0 109 }
michael@0 110
michael@0 111 /**
michael@0 112 * @param time a date value in milliseconds
michael@0 113 */
michael@0 114 public Date(final long time) {
michael@0 115 super(time, PATTERN, Dates.PRECISION_DAY, TimeZones.getDateTimeZone());
michael@0 116 }
michael@0 117
michael@0 118 /**
michael@0 119 * Creates a new date instance with the specified precision. This
michael@0 120 * constructor is only intended for use by sub-classes.
michael@0 121 * @param time a date value in milliseconds
michael@0 122 * @param precision the date precision
michael@0 123 * @param tz the timezone
michael@0 124 * @see Dates#PRECISION_DAY
michael@0 125 * @see Dates#PRECISION_SECOND
michael@0 126 */
michael@0 127 protected Date(final long time, final int precision, TimeZone tz) {
michael@0 128 super(time, PATTERN, precision, tz);
michael@0 129 }
michael@0 130
michael@0 131 /**
michael@0 132 * @param date a date value
michael@0 133 */
michael@0 134 public Date(final java.util.Date date) {
michael@0 135 // this();
michael@0 136 this(date.getTime(), Dates.PRECISION_DAY, TimeZones.getDateTimeZone());
michael@0 137 // setTime(date.getTime());
michael@0 138 }
michael@0 139
michael@0 140 /**
michael@0 141 * @param value a string representation of a date
michael@0 142 * @throws ParseException where the specified string is not a valid date
michael@0 143 */
michael@0 144 public Date(final String value) throws ParseException {
michael@0 145 this();
michael@0 146 setTime(getFormat().parse(value).getTime());
michael@0 147 }
michael@0 148
michael@0 149 /**
michael@0 150 * @param value a string representation of a date
michael@0 151 * @param pattern a date pattern to apply when parsing
michael@0 152 * @throws ParseException where the specified string is not a valid date
michael@0 153 */
michael@0 154 public Date(String value, String pattern) throws ParseException {
michael@0 155 super(pattern, Dates.PRECISION_DAY, TimeZones.getDateTimeZone());
michael@0 156 setTime(getFormat().parse(value).getTime());
michael@0 157 }
michael@0 158 }

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