diff options
Diffstat (limited to 'src/de/danoeh/antennapod/syndication/util')
| -rw-r--r-- | src/de/danoeh/antennapod/syndication/util/SyndDateUtils.java | 254 |
1 files changed, 131 insertions, 123 deletions
diff --git a/src/de/danoeh/antennapod/syndication/util/SyndDateUtils.java b/src/de/danoeh/antennapod/syndication/util/SyndDateUtils.java index 3138f087a..56687ac2e 100644 --- a/src/de/danoeh/antennapod/syndication/util/SyndDateUtils.java +++ b/src/de/danoeh/antennapod/syndication/util/SyndDateUtils.java @@ -7,130 +7,138 @@ import java.text.SimpleDateFormat; import java.util.Date; import java.util.Locale; -/** Parses several date formats. */ +/** + * Parses several date formats. + */ public class SyndDateUtils { - private static final String TAG = "DateUtils"; - - private static final String[] RFC822DATES = { "dd MMM yy HH:mm:ss Z", }; - - /** RFC 3339 date format for UTC dates. */ - public static final String RFC3339UTC = "yyyy-MM-dd'T'HH:mm:ss'Z'"; - - /** RFC 3339 date format for localtime dates with offset. */ - public static final String RFC3339LOCAL = "yyyy-MM-dd'T'HH:mm:ssZ"; - - private static ThreadLocal<SimpleDateFormat> RFC822Formatter = new ThreadLocal<SimpleDateFormat>() { - @Override - protected SimpleDateFormat initialValue() { - return new SimpleDateFormat(RFC822DATES[0], Locale.US); - } - - }; - - private static ThreadLocal<SimpleDateFormat> RFC3339Formatter = new ThreadLocal<SimpleDateFormat>() { - @Override - protected SimpleDateFormat initialValue() { - return new SimpleDateFormat(RFC3339UTC, Locale.US); - } - - }; - - public static Date parseRFC822Date(String date) { - Date result = null; - if (date.contains("PDT")) { - date = date.replace("PDT", "PST8PDT"); - } - if (date.contains(",")) { - // Remove day of the week - date = date.substring(date.indexOf(",") + 1).trim(); - } - SimpleDateFormat format = RFC822Formatter.get(); - for (int i = 0; i < RFC822DATES.length; i++) { - try { - format.applyPattern(RFC822DATES[i]); - result = format.parse(date); - break; - } catch (ParseException e) { - e.printStackTrace(); - } - } - if (result == null) { - Log.e(TAG, "Unable to parse feed date correctly"); - } - - return result; - } - - public static Date parseRFC3339Date(String date) { - Date result = null; - SimpleDateFormat format = RFC3339Formatter.get(); - boolean isLocal = date.endsWith("Z"); - if (date.contains(".")) { - // remove secfrac - int fracIndex = date.indexOf("."); - String first = date.substring(0, fracIndex); - String second = null; - if (isLocal) { - second = date.substring(date.length() - 1); - } else { - if (date.contains("+")) { - second = date.substring(date.indexOf("+")); - } else { - second = date.substring(date.indexOf("-")); - } - } - - date = first + second; - } - if (isLocal) { - try { - result = format.parse(date); - } catch (ParseException e) { - e.printStackTrace(); - } - } else { - format.applyPattern(RFC3339LOCAL); - // remove last colon - StringBuffer buf = new StringBuffer(date.length() - 1); - int colonIdx = date.lastIndexOf(':'); - for (int x = 0; x < date.length(); x++) { - if (x != colonIdx) - buf.append(date.charAt(x)); - } - String bufStr = buf.toString(); - try { - result = format.parse(bufStr); - } catch (ParseException e) { - e.printStackTrace(); - Log.e(TAG, "Unable to parse date"); - } finally { - format.applyPattern(RFC3339UTC); - } - - } - - return result; - - } - - /** - * Takes a string of the form [HH:]MM:SS[.mmm] and converts it to - * milliseconds. - */ - public static long parseTimeString(final String time) { - String[] parts = time.split(":"); - long result = 0; - int idx = 0; - if (parts.length == 3) { - // string has hours - result += Integer.valueOf(parts[idx]) * 3600000L; - idx++; - } - result += Integer.valueOf(parts[idx]) * 60000L; - idx++; - result += (Float.valueOf(parts[idx])) * 1000L; - return result; - } + private static final String TAG = "DateUtils"; + + private static final String[] RFC822DATES = {"dd MMM yy HH:mm:ss Z",}; + + /** + * RFC 3339 date format for UTC dates. + */ + public static final String RFC3339UTC = "yyyy-MM-dd'T'HH:mm:ss'Z'"; + + /** + * RFC 3339 date format for localtime dates with offset. + */ + public static final String RFC3339LOCAL = "yyyy-MM-dd'T'HH:mm:ssZ"; + + private static ThreadLocal<SimpleDateFormat> RFC822Formatter = new ThreadLocal<SimpleDateFormat>() { + @Override + protected SimpleDateFormat initialValue() { + return new SimpleDateFormat(RFC822DATES[0], Locale.US); + } + + }; + + private static ThreadLocal<SimpleDateFormat> RFC3339Formatter = new ThreadLocal<SimpleDateFormat>() { + @Override + protected SimpleDateFormat initialValue() { + return new SimpleDateFormat(RFC3339UTC, Locale.US); + } + + }; + + public static Date parseRFC822Date(String date) { + Date result = null; + if (date.contains("PDT")) { + date = date.replace("PDT", "PST8PDT"); + } + if (date.contains(",")) { + // Remove day of the week + date = date.substring(date.indexOf(",") + 1).trim(); + } + SimpleDateFormat format = RFC822Formatter.get(); + for (int i = 0; i < RFC822DATES.length; i++) { + try { + format.applyPattern(RFC822DATES[i]); + result = format.parse(date); + break; + } catch (ParseException e) { + e.printStackTrace(); + } + } + if (result == null) { + Log.e(TAG, "Unable to parse feed date correctly"); + } + + return result; + } + + public static Date parseRFC3339Date(String date) { + Date result = null; + SimpleDateFormat format = RFC3339Formatter.get(); + boolean isLocal = date.endsWith("Z"); + if (date.contains(".")) { + // remove secfrac + int fracIndex = date.indexOf("."); + String first = date.substring(0, fracIndex); + String second = null; + if (isLocal) { + second = date.substring(date.length() - 1); + } else { + if (date.contains("+")) { + second = date.substring(date.indexOf("+")); + } else { + second = date.substring(date.indexOf("-")); + } + } + + date = first + second; + } + if (isLocal) { + try { + result = format.parse(date); + } catch (ParseException e) { + e.printStackTrace(); + } + } else { + format.applyPattern(RFC3339LOCAL); + // remove last colon + StringBuffer buf = new StringBuffer(date.length() - 1); + int colonIdx = date.lastIndexOf(':'); + for (int x = 0; x < date.length(); x++) { + if (x != colonIdx) + buf.append(date.charAt(x)); + } + String bufStr = buf.toString(); + try { + result = format.parse(bufStr); + } catch (ParseException e) { + e.printStackTrace(); + Log.e(TAG, "Unable to parse date"); + } finally { + format.applyPattern(RFC3339UTC); + } + + } + + return result; + + } + + /** + * Takes a string of the form [HH:]MM:SS[.mmm] and converts it to + * milliseconds. + * + * @throws java.lang.NumberFormatException if the number segments contain invalid numbers. + */ + public static long parseTimeString(final String time) { + String[] parts = time.split(":"); + long result = 0; + int idx = 0; + if (parts.length == 3) { + // string has hours + result += Integer.valueOf(parts[idx]) * 3600000L; + idx++; + } + result += Integer.valueOf(parts[idx]) * 60000L; + idx++; + result += (Float.valueOf(parts[idx])) * 1000L; + return result; + } public static String formatRFC822Date(Date date) { SimpleDateFormat format = RFC822Formatter.get(); |