1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34 package info.magnolia.cms.util;
35
36 import info.magnolia.context.MgnlContext;
37
38 import java.text.DateFormat;
39 import java.text.ParseException;
40 import java.text.SimpleDateFormat;
41 import java.util.Calendar;
42 import java.util.Date;
43 import java.util.Locale;
44 import java.util.TimeZone;
45
46 import org.apache.commons.lang3.StringUtils;
47 import org.apache.commons.lang3.time.DateFormatUtils;
48 import org.apache.commons.lang3.time.FastDateFormat;
49
50
51
52
53
54 public class DateUtil {
55
56 public static final String FORMAT_DATE_SHORT = "date short";
57
58 public static final String FORMAT_DATE_MEDIUM = "date";
59
60 public static final String FORMAT_DATE_LONG = "date long";
61
62 public static final String FORMAT_DATETIME_SHORT = "datetime short";
63
64 public static final String FORMAT_DATETIME_MEDIUM = "datetime";
65
66 public static final String FORMAT_DATETIME_LONG = "datetime long";
67
68 public static final String FORMAT_TIME_SHORT = "time short";
69
70 public static final String FORMAT_TIME_MEDIUM = "time";
71
72 public static final String FORMAT_TIME_LONG = "time long";
73
74
75
76
77 public static final String FORMAT_DEFAULTPATTERN = "yyyy-MM-dd'T'HH:mm:ss.SZ";
78
79 public static final String YYYY_MM_DD = "yyyy-MM-dd";
80
81 public static final String YYYY_MM_DD_T_HH_MM_SS = "yyyy-MM-dd' 'HH:mm:ss";
82
83 public static final TimeZone UTC_TIME_ZONE = TimeZone.getTimeZone("UTC");
84
85
86
87
88 private DateUtil() {
89 }
90
91
92
93
94 public static String format(Date date, String formatPattern) {
95 return format(date, formatPattern, Locale.getDefault());
96 }
97
98 public static String format(Date date, String formatPattern, Locale locale) {
99 if (date == null) {
100 return StringUtils.EMPTY;
101 }
102
103 if (formatPattern == null) {
104 formatPattern = FORMAT_DEFAULTPATTERN;
105 }
106
107 if (FORMAT_DATE_SHORT.equals(formatPattern)) {
108 return SimpleDateFormat.getDateInstance(SimpleDateFormat.SHORT, locale).format(date);
109 } else if (FORMAT_DATE_MEDIUM.equals(formatPattern)) {
110 return SimpleDateFormat.getDateInstance(SimpleDateFormat.MEDIUM, locale).format(date);
111 } else if (FORMAT_DATE_LONG.equals(formatPattern)) {
112 return SimpleDateFormat.getDateInstance(SimpleDateFormat.LONG, locale).format(date);
113 } else if (FORMAT_TIME_SHORT.equals(formatPattern)) {
114 return SimpleDateFormat.getTimeInstance(SimpleDateFormat.SHORT, locale).format(date);
115 } else if (FORMAT_TIME_MEDIUM.equals(formatPattern)) {
116 return SimpleDateFormat.getTimeInstance(SimpleDateFormat.MEDIUM, locale).format(date);
117 } else if (FORMAT_TIME_LONG.equals(formatPattern)) {
118 return SimpleDateFormat.getTimeInstance(SimpleDateFormat.LONG, locale).format(date);
119 } else if (FORMAT_DATETIME_SHORT.equals(formatPattern)) {
120 return SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.SHORT, SimpleDateFormat.SHORT, locale).format(date);
121 } else if (FORMAT_DATETIME_MEDIUM.equals(formatPattern)) {
122 return SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.MEDIUM, SimpleDateFormat.MEDIUM, locale).format(date);
123 } else if (FORMAT_DATETIME_LONG.equals(formatPattern)) {
124 return SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.LONG, SimpleDateFormat.LONG, locale).format(date);
125 } else {
126 return DateFormatUtils.format(date, formatPattern, locale);
127 }
128 }
129
130
131
132
133
134
135
136 public static String formatDateTime(Object val) {
137 if (val == null) {
138 return StringUtils.EMPTY;
139 }
140 FastDateFormat format = FastDateFormat.getDateTimeInstance(
141 FastDateFormat.SHORT,
142 FastDateFormat.SHORT,
143 MgnlContext.getLocale());
144 return format.format(val);
145 }
146
147
148
149
150
151
152
153 public static String formatDate(Object val) {
154 if (val == null) {
155 return StringUtils.EMPTY;
156 }
157 FastDateFormat format = FastDateFormat.getDateInstance(
158 FastDateFormat.SHORT,
159 MgnlContext.getLocale());
160 return format.format(val);
161 }
162
163
164
165
166
167
168
169 public static Date parseDateTime(String dateStr) throws ParseException {
170 DateFormat format = SimpleDateFormat.getDateTimeInstance(
171 FastDateFormat.SHORT,
172 FastDateFormat.SHORT,
173 MgnlContext.getLocale());
174 return (Date) format.parseObject(dateStr);
175 }
176
177
178
179
180
181
182
183 public static Date parseDate(String dateStr) throws ParseException {
184 DateFormat format = SimpleDateFormat.getDateInstance(
185 FastDateFormat.SHORT,
186 MgnlContext.getLocale());
187 return format.parse(dateStr);
188 }
189
190
191
192
193 public static Calendar getLocalCalendarFromUTC(Calendar utc) {
194 Date valueDate = utc.getTime();
195 Calendar c = Calendar.getInstance();
196 c.setTime(valueDate);
197 return c;
198 }
199
200
201
202
203 public static Calendar getUTCCalendarFromDialogString(String dateString) throws ParseException {
204 SimpleDateFormat sdf = (dateString.length() > YYYY_MM_DD.length())
205 ? new SimpleDateFormat(YYYY_MM_DD_T_HH_MM_SS)
206 : new SimpleDateFormat(YYYY_MM_DD);
207 return getUTCCalendarFromLocalDate(sdf.parse(dateString));
208 }
209
210
211
212
213 public static Calendar getUTCCalendarFromLocalDate(Date date) {
214 Calendar instance = getCurrentUTCCalendar();
215 instance.setTimeInMillis(date.getTime());
216 return instance;
217 }
218
219
220
221
222 public static Calendar getCurrentUTCCalendar() {
223 return Calendar.getInstance(UTC_TIME_ZONE);
224 }
225
226
227
228
229 public static String createDateExpression(Calendar calendar) {
230 return "DATE '" + DateFormatUtils.format(calendar.getTimeInMillis(), "yyyy-MM-dd", calendar.getTimeZone()) + "'";
231 }
232
233
234
235
236 public static String createDateTimeExpression(Calendar calendar) {
237 calendar.set(Calendar.MILLISECOND, 0);
238 StringBuffer str = new StringBuffer("TIMESTAMP '");
239 str.append(DateFormatUtils.format(calendar.getTime(), "yyyy-MM-dd'T'HH:mm:ss.SSSZ", calendar.getTimeZone()));
240 str.insert(str.length() - 2, ":");
241 str.append("'");
242 return str.toString();
243 }
244
245
246
247
248 public static String createDateTimeExpressionIgnoreTimeZone(Calendar calendar) {
249 Calendar utc = Calendar.getInstance(UTC_TIME_ZONE);
250 utc.setTimeInMillis(calendar.getTimeInMillis() + calendar.getTimeZone().getRawOffset());
251 return createDateTimeExpression(utc);
252 }
253 }