Caldavsync Sources / file comparison

comparison: src/net/fortuna/ical4j/model/Time.java

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

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1 /**
2 * Copyright (c) 2012, Ben Fortuna
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * o Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * o Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * o Neither the name of Ben Fortuna nor the names of any other contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32 package net.fortuna.ical4j.model;
33
34 import java.text.DateFormat;
35 import java.text.ParseException;
36 import java.text.SimpleDateFormat;
37 import java.util.TimeZone;
38
39 import net.fortuna.ical4j.util.Dates;
40 import net.fortuna.ical4j.util.TimeZones;
41
42 /**
43 * $Id$
44 *
45 * Created on 30/06/2005
46 *
47 * A type used to represent iCalendar time values.
48 * @author Ben Fortuna
49 */
50 public class Time extends Iso8601 {
51
52 private static final long serialVersionUID = -8401010870773304348L;
53
54 private boolean utc = false;
55
56 /**
57 * FORM #1: LOCAL TIME.
58 */
59 private static final String DEFAULT_PATTERN = "HHmmss";
60
61 /**
62 * FORM #2: UTC TIME.
63 */
64 private static final String UTC_PATTERN = "HHmmss'Z'";
65
66 /**
67 * @param timezone a timezone for the instance
68 */
69 public Time(final TimeZone timezone) {
70 this(timezone, TimeZones.isUtc(timezone));
71 }
72
73 /**
74 * @param timezone a timezone for the instance
75 * @param utc indicates if the time is in UTC
76 */
77 public Time(final TimeZone timezone, boolean utc) {
78 super(utc ? UTC_PATTERN : DEFAULT_PATTERN, Dates.PRECISION_SECOND, timezone);
79 getFormat().setTimeZone(timezone);
80 this.utc = utc;
81 }
82
83 /**
84 * @param time a time value in milliseconds from the epoch
85 * @param timezone a timezone for the instance
86 */
87 public Time(final long time, final TimeZone timezone) {
88 this(time, timezone, TimeZones.isUtc(timezone));
89 }
90
91 /**
92 * @param time a time value in milliseconds from the epoch
93 * @param timezone a timezone for the instance
94 * @param utc indicates if the time is in UTC
95 */
96 public Time(final long time, final TimeZone timezone, boolean utc) {
97 super(time, (utc ? UTC_PATTERN : DEFAULT_PATTERN), Dates.PRECISION_SECOND, timezone);
98 getFormat().setTimeZone(timezone);
99 this.utc = utc;
100 }
101
102 /**
103 * @param time a time value in milliseconds from the epoch
104 * @param timezone a timezone for the instance
105 */
106 public Time(final java.util.Date time, final TimeZone timezone) {
107 this(time, timezone, TimeZones.isUtc(timezone));
108 }
109
110 /**
111 * @param time a time value as a Java date instance
112 * @param timezone a timezone for the instance
113 * @param utc indicates if the time is in UTC
114 */
115 public Time(final java.util.Date time, final TimeZone timezone, boolean utc) {
116 super(time.getTime(), (utc ? UTC_PATTERN : DEFAULT_PATTERN), Dates.PRECISION_SECOND, timezone);
117 getFormat().setTimeZone(timezone);
118 this.utc = utc;
119 }
120
121 /**
122 * @param value
123 * @param timezone
124 * @throws ParseException where the specified value is not a valid time string
125 */
126 public Time(String value, TimeZone timezone) throws ParseException {
127 this(value, timezone, TimeZones.isUtc(timezone));
128 }
129
130 /**
131 * @param value
132 * @param timezone
133 * @param utc
134 * @throws ParseException where the specified value is not a valid time string
135 */
136 public Time(String value, TimeZone timezone, boolean utc) throws ParseException {
137 this(parseDate(value, timezone), timezone, utc);
138 }
139
140 private static java.util.Date parseDate(String value, TimeZone timezone) throws ParseException {
141 DateFormat df = new SimpleDateFormat(DEFAULT_PATTERN);
142 df.setTimeZone(timezone);
143 try {
144 return df.parse(value);
145 }
146 catch (ParseException e) {
147 df = new SimpleDateFormat(UTC_PATTERN);
148 df.setTimeZone(timezone);
149 }
150 return df.parse(value);
151 }
152
153 /**
154 * @return true if time is utc
155 */
156 public final boolean isUtc() {
157 return utc;
158 }
159 }

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