Changeset 18

Timestamp:

07/27/07 18:37:09 (6 years ago)

Author:

saua

Message:

I forgot to commit this last time, it's needed for GPX export

File:

• bbtracker_common/trunk/src/org/bbtracker/Utils.java (modified) (2 diffs)

bbtracker_common/trunk/src/org/bbtracker/Utils.java

@@ -1 +1 @@
 package org.bbtracker;
 
+import java.util.Calendar;
 import java.util.Date;
+import java.util.TimeZone;
 
 public final class Utils {
@@ -154 +156 @@
         }
 
+        /**
+         * Calculates a valid xsd:dateTime value from a given date.
+         * 
+         * The XML Schema standard defines a dateTime roughly as "YYYY-MM-DDThh:mm:ss(.s+)? (zzzzzz)?"
+         * 
+         * @param date
+         * @return
+         */
+        public static String dateToXmlDateTime(final Date date) {
+                final TimeZone utc = TimeZone.getTimeZone("GMT");
+                final Calendar c = Calendar.getInstance(utc);
+                c.setTime(date);
+                final StringBuffer result = new StringBuffer(24);
+                result.append(c.get(Calendar.YEAR)).append('-');
+                appendTwoDigits(result, c.get(Calendar.MONTH) + 1, '0').append('-');
+                appendTwoDigits(result, c.get(Calendar.DATE), '0').append('T');
+                appendTwoDigits(result, c.get(Calendar.HOUR_OF_DAY), '0').append(':');
+                appendTwoDigits(result, c.get(Calendar.MINUTE), '0').append(':');
+                appendTwoDigits(result, c.get(Calendar.SECOND), '0').append('.');
+                final int millisecond = c.get(Calendar.MILLISECOND);
+                if (millisecond < 100) {
+                        result.append('0');
+                }
+                appendTwoDigits(result, millisecond, '0').append('Z');
+
+                return result.toString();
+        }
+
         public static String escapeXml(final String xml) {
                 final StringBuffer escaped = new StringBuffer(xml.length() + 4);