- * Precise to the second. - * - * @param time - * the specified number of milliseconds since the standard base - * time known as "the epoch", namely January 1, 1970, 00:00:00 - * GMT - * - * @return the time as a {@link String} - */ - static public String fromTime(long time) { - SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); - return sdf.format(new Date(time)); - } - - /** - * Convert between the time as a {@link String} to milliseconds in a "fixed" - * way (to exchange data over the wire, for instance). - *
- * Precise to the second. - * - * @param displayTime - * the time as a {@link String} - * - * @return the number of milliseconds since the standard base time known as - * "the epoch", namely January 1, 1970, 00:00:00 GMT, or -1 in case - * of error - * - * @throws ParseException - * in case of parse error - */ - static public long toTime(String displayTime) throws ParseException { - SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); - return sdf.parse(displayTime).getTime(); - } - - /** - * Return a hash of the given {@link String}. - * - * @param input - * the input data - * - * @return the hash - */ - static public String getMd5Hash(String input) { - try { - MessageDigest md = MessageDigest.getInstance("MD5"); - md.update(input.getBytes("UTF-8")); - byte byteData[] = md.digest(); - - StringBuffer hexString = new StringBuffer(); - for (int i = 0; i < byteData.length; i++) { - String hex = Integer.toHexString(0xff & byteData[i]); - if (hex.length() == 1) - hexString.append('0'); - hexString.append(hex); - } - - return hexString.toString(); - } catch (NoSuchAlgorithmException e) { - return input; - } catch (UnsupportedEncodingException e) { - return input; - } - } - - /** - * Remove the HTML content from the given input, and un-html-ize the rest. - * - * @param html - * the HTML-encoded content - * - * @return the HTML-free equivalent content - */ - public static String unhtml(String html) { - StringBuilder builder = new StringBuilder(); - - int inTag = 0; - for (char car : html.toCharArray()) { - if (car == '<') { - inTag++; - } else if (car == '>') { - inTag--; - } else if (inTag <= 0) { - builder.append(car); - } - } - - char nbsp = 'Â '; // non-breakable space (a special char) - char space = ' '; - return HtmlEscape.unescapeHtml(builder.toString()).replace(nbsp, space); - } - - /** - * Escape the given {@link String} so it can be used in XML, as content. - * - * @param input - * the input {@link String} - * - * @return the escaped {@link String} - */ - public static String xmlEscape(String input) { - if (input == null) { - return ""; - } - - return HtmlEscape.escapeHtml(input, - HtmlEscapeType.HTML4_NAMED_REFERENCES_DEFAULT_TO_HEXA, - HtmlEscapeLevel.LEVEL_1_ONLY_MARKUP_SIGNIFICANT); - } - - /** - * Escape the given {@link String} so it can be used in XML, as text content - * inside double-quotes. - * - * @param input - * the input {@link String} - * - * @return the escaped {@link String} - */ - public static String xmlEscapeQuote(String input) { - if (input == null) { - return ""; - } - - return HtmlEscape.escapeHtml(input, - HtmlEscapeType.HTML4_NAMED_REFERENCES_DEFAULT_TO_HEXA, - HtmlEscapeLevel.LEVEL_1_ONLY_MARKUP_SIGNIFICANT); - } - - /** - * Zip the data and then encode it into Base64. - * - * @param data - * the data - * - * @return the Base64 zipped version - */ - public static String zip64(String data) { - try { - return Base64.encodeBytes(data.getBytes(), Base64.GZIP); - } catch (IOException e) { - e.printStackTrace(); - return null; - } - } - - /** - * Unconvert from Base64 then unzip the content. - * - * @param data - * the data in Base64 format - * - * @return the raw data - * - * @throws IOException - * in case of I/O error - */ - public static String unzip64(String data) throws IOException { - ByteArrayInputStream in = new ByteArrayInputStream(Base64.decode(data, - Base64.GZIP)); - - Scanner scan = new Scanner(in); - scan.useDelimiter("\\A"); - try { - return scan.next(); - } finally { - scan.close(); - } - } - - /** - * The "remove accents" pattern. - * - * @return the pattern, or NULL if a problem happens - */ - private static Pattern getMarks() { - try { - return Pattern - .compile("[\\p{InCombiningDiacriticalMarks}\\p{IsLm}\\p{IsSk}]+"); - } catch (Exception e) { - // Can fail on Android... - return null; - } - } -}