| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.util; |
| |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * Commonly used regular expression patterns. |
| */ |
| public class Patterns { |
| /** |
| * Regular expression to match all IANA top-level domains. |
| * List accurate as of 2011/07/18. List taken from: |
| * http://data.iana.org/TLD/tlds-alpha-by-domain.txt |
| * This pattern is auto-generated by frameworks/ex/common/tools/make-iana-tld-pattern.py |
| */ |
| public static final String TOP_LEVEL_DOMAIN_STR = |
| "((aero|arpa|asia|a[cdefgilmnoqrstuwxz])" |
| + "|(biz|b[abdefghijmnorstvwyz])" |
| + "|(cat|com|coop|c[acdfghiklmnoruvxyz])" |
| + "|d[ejkmoz]" |
| + "|(edu|e[cegrstu])" |
| + "|f[ijkmor]" |
| + "|(gov|g[abdefghilmnpqrstuwy])" |
| + "|h[kmnrtu]" |
| + "|(info|int|i[delmnoqrst])" |
| + "|(jobs|j[emop])" |
| + "|k[eghimnprwyz]" |
| + "|l[abcikrstuvy]" |
| + "|(mil|mobi|museum|m[acdeghklmnopqrstuvwxyz])" |
| + "|(name|net|n[acefgilopruz])" |
| + "|(org|om)" |
| + "|(pro|p[aefghklmnrstwy])" |
| + "|qa" |
| + "|r[eosuw]" |
| + "|s[abcdeghijklmnortuvyz]" |
| + "|(tel|travel|t[cdfghjklmnoprtvwz])" |
| + "|u[agksyz]" |
| + "|v[aceginu]" |
| + "|w[fs]" |
| + "|(\u03b4\u03bf\u03ba\u03b9\u03bc\u03ae|\u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u0435|\u0440\u0444|\u0441\u0440\u0431|\u05d8\u05e2\u05e1\u05d8|\u0622\u0632\u0645\u0627\u06cc\u0634\u06cc|\u0625\u062e\u062a\u0628\u0627\u0631|\u0627\u0644\u0627\u0631\u062f\u0646|\u0627\u0644\u062c\u0632\u0627\u0626\u0631|\u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629|\u0627\u0644\u0645\u063a\u0631\u0628|\u0627\u0645\u0627\u0631\u0627\u062a|\u0628\u06be\u0627\u0631\u062a|\u062a\u0648\u0646\u0633|\u0633\u0648\u0631\u064a\u0629|\u0641\u0644\u0633\u0637\u064a\u0646|\u0642\u0637\u0631|\u0645\u0635\u0631|\u092a\u0930\u0940\u0915\u094d\u0937\u093e|\u092d\u093e\u0930\u0924|\u09ad\u09be\u09b0\u09a4|\u0a2d\u0a3e\u0a30\u0a24|\u0aad\u0abe\u0ab0\u0aa4|\u0b87\u0ba8\u0bcd\u0ba4\u0bbf\u0baf\u0bbe|\u0b87\u0bb2\u0b99\u0bcd\u0b95\u0bc8|\u0b9a\u0bbf\u0b99\u0bcd\u0b95\u0baa\u0bcd\u0baa\u0bc2\u0bb0\u0bcd|\u0baa\u0bb0\u0bbf\u0b9f\u0bcd\u0b9a\u0bc8|\u0c2d\u0c3e\u0c30\u0c24\u0c4d|\u0dbd\u0d82\u0d9a\u0dcf|\u0e44\u0e17\u0e22|\u30c6\u30b9\u30c8|\u4e2d\u56fd|\u4e2d\u570b|\u53f0\u6e7e|\u53f0\u7063|\u65b0\u52a0\u5761|\u6d4b\u8bd5|\u6e2c\u8a66|\u9999\u6e2f|\ud14c\uc2a4\ud2b8|\ud55c\uad6d|xn\\-\\-0zwm56d|xn\\-\\-11b5bs3a9aj6g|xn\\-\\-3e0b707e|xn\\-\\-45brj9c|xn\\-\\-80akhbyknj4f|xn\\-\\-90a3ac|xn\\-\\-9t4b11yi5a|xn\\-\\-clchc0ea0b2g2a9gcd|xn\\-\\-deba0ad|xn\\-\\-fiqs8s|xn\\-\\-fiqz9s|xn\\-\\-fpcrj9c3d|xn\\-\\-fzc2c9e2c|xn\\-\\-g6w251d|xn\\-\\-gecrj9c|xn\\-\\-h2brj9c|xn\\-\\-hgbk6aj7f53bba|xn\\-\\-hlcj6aya9esc7a|xn\\-\\-j6w193g|xn\\-\\-jxalpdlp|xn\\-\\-kgbechtv|xn\\-\\-kprw13d|xn\\-\\-kpry57d|xn\\-\\-lgbbat1ad8j|xn\\-\\-mgbaam7a8h|xn\\-\\-mgbayh7gpa|xn\\-\\-mgbbh1a71e|xn\\-\\-mgbc0a9azcg|xn\\-\\-mgberp4a5d4ar|xn\\-\\-o3cw4h|xn\\-\\-ogbpf8fl|xn\\-\\-p1ai|xn\\-\\-pgbs0dh|xn\\-\\-s9brj9c|xn\\-\\-wgbh1c|xn\\-\\-wgbl6a|xn\\-\\-xkc2al3hye2a|xn\\-\\-xkc2dl3a5ee0h|xn\\-\\-yfro4i67o|xn\\-\\-ygbi2ammx|xn\\-\\-zckzah|xxx)" |
| + "|y[et]" |
| + "|z[amw])"; |
| |
| /** |
| * Regular expression pattern to match all IANA top-level domains. |
| */ |
| public static final Pattern TOP_LEVEL_DOMAIN = |
| Pattern.compile(TOP_LEVEL_DOMAIN_STR); |
| |
| /** |
| * Regular expression to match all IANA top-level domains for WEB_URL. |
| * List accurate as of 2011/07/18. List taken from: |
| * http://data.iana.org/TLD/tlds-alpha-by-domain.txt |
| * This pattern is auto-generated by frameworks/ex/common/tools/make-iana-tld-pattern.py |
| */ |
| public static final String TOP_LEVEL_DOMAIN_STR_FOR_WEB_URL = |
| "(?:" |
| + "(?:aero|arpa|asia|a[cdefgilmnoqrstuwxz])" |
| + "|(?:biz|b[abdefghijmnorstvwyz])" |
| + "|(?:cat|com|coop|c[acdfghiklmnoruvxyz])" |
| + "|d[ejkmoz]" |
| + "|(?:edu|e[cegrstu])" |
| + "|f[ijkmor]" |
| + "|(?:gov|g[abdefghilmnpqrstuwy])" |
| + "|h[kmnrtu]" |
| + "|(?:info|int|i[delmnoqrst])" |
| + "|(?:jobs|j[emop])" |
| + "|k[eghimnprwyz]" |
| + "|l[abcikrstuvy]" |
| + "|(?:mil|mobi|museum|m[acdeghklmnopqrstuvwxyz])" |
| + "|(?:name|net|n[acefgilopruz])" |
| + "|(?:org|om)" |
| + "|(?:pro|p[aefghklmnrstwy])" |
| + "|qa" |
| + "|r[eosuw]" |
| + "|s[abcdeghijklmnortuvyz]" |
| + "|(?:tel|travel|t[cdfghjklmnoprtvwz])" |
| + "|u[agksyz]" |
| + "|v[aceginu]" |
| + "|w[fs]" |
| + "|(?:\u03b4\u03bf\u03ba\u03b9\u03bc\u03ae|\u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u0435|\u0440\u0444|\u0441\u0440\u0431|\u05d8\u05e2\u05e1\u05d8|\u0622\u0632\u0645\u0627\u06cc\u0634\u06cc|\u0625\u062e\u062a\u0628\u0627\u0631|\u0627\u0644\u0627\u0631\u062f\u0646|\u0627\u0644\u062c\u0632\u0627\u0626\u0631|\u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629|\u0627\u0644\u0645\u063a\u0631\u0628|\u0627\u0645\u0627\u0631\u0627\u062a|\u0628\u06be\u0627\u0631\u062a|\u062a\u0648\u0646\u0633|\u0633\u0648\u0631\u064a\u0629|\u0641\u0644\u0633\u0637\u064a\u0646|\u0642\u0637\u0631|\u0645\u0635\u0631|\u092a\u0930\u0940\u0915\u094d\u0937\u093e|\u092d\u093e\u0930\u0924|\u09ad\u09be\u09b0\u09a4|\u0a2d\u0a3e\u0a30\u0a24|\u0aad\u0abe\u0ab0\u0aa4|\u0b87\u0ba8\u0bcd\u0ba4\u0bbf\u0baf\u0bbe|\u0b87\u0bb2\u0b99\u0bcd\u0b95\u0bc8|\u0b9a\u0bbf\u0b99\u0bcd\u0b95\u0baa\u0bcd\u0baa\u0bc2\u0bb0\u0bcd|\u0baa\u0bb0\u0bbf\u0b9f\u0bcd\u0b9a\u0bc8|\u0c2d\u0c3e\u0c30\u0c24\u0c4d|\u0dbd\u0d82\u0d9a\u0dcf|\u0e44\u0e17\u0e22|\u30c6\u30b9\u30c8|\u4e2d\u56fd|\u4e2d\u570b|\u53f0\u6e7e|\u53f0\u7063|\u65b0\u52a0\u5761|\u6d4b\u8bd5|\u6e2c\u8a66|\u9999\u6e2f|\ud14c\uc2a4\ud2b8|\ud55c\uad6d|xn\\-\\-0zwm56d|xn\\-\\-11b5bs3a9aj6g|xn\\-\\-3e0b707e|xn\\-\\-45brj9c|xn\\-\\-80akhbyknj4f|xn\\-\\-90a3ac|xn\\-\\-9t4b11yi5a|xn\\-\\-clchc0ea0b2g2a9gcd|xn\\-\\-deba0ad|xn\\-\\-fiqs8s|xn\\-\\-fiqz9s|xn\\-\\-fpcrj9c3d|xn\\-\\-fzc2c9e2c|xn\\-\\-g6w251d|xn\\-\\-gecrj9c|xn\\-\\-h2brj9c|xn\\-\\-hgbk6aj7f53bba|xn\\-\\-hlcj6aya9esc7a|xn\\-\\-j6w193g|xn\\-\\-jxalpdlp|xn\\-\\-kgbechtv|xn\\-\\-kprw13d|xn\\-\\-kpry57d|xn\\-\\-lgbbat1ad8j|xn\\-\\-mgbaam7a8h|xn\\-\\-mgbayh7gpa|xn\\-\\-mgbbh1a71e|xn\\-\\-mgbc0a9azcg|xn\\-\\-mgberp4a5d4ar|xn\\-\\-o3cw4h|xn\\-\\-ogbpf8fl|xn\\-\\-p1ai|xn\\-\\-pgbs0dh|xn\\-\\-s9brj9c|xn\\-\\-wgbh1c|xn\\-\\-wgbl6a|xn\\-\\-xkc2al3hye2a|xn\\-\\-xkc2dl3a5ee0h|xn\\-\\-yfro4i67o|xn\\-\\-ygbi2ammx|xn\\-\\-zckzah|xxx)" |
| + "|y[et]" |
| + "|z[amw]))"; |
| |
| /** |
| * Good characters for Internationalized Resource Identifiers (IRI). |
| * This comprises most common used Unicode characters allowed in IRI |
| * as detailed in RFC 3987. |
| * Specifically, those two byte Unicode characters are not included. |
| */ |
| public static final String GOOD_IRI_CHAR = |
| "a-zA-Z0-9\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF"; |
| |
| /** |
| * Regular expression pattern to match most part of RFC 3987 |
| * Internationalized URLs, aka IRIs. Commonly used Unicode characters are |
| * added. |
| */ |
| public static final Pattern WEB_URL = Pattern.compile( |
| "((?:(http|https|Http|Https|rtsp|Rtsp):\\/\\/(?:(?:[a-zA-Z0-9\\$\\-\\_\\.\\+\\!\\*\\'\\(\\)" |
| + "\\,\\;\\?\\&\\=]|(?:\\%[a-fA-F0-9]{2})){1,64}(?:\\:(?:[a-zA-Z0-9\\$\\-\\_" |
| + "\\.\\+\\!\\*\\'\\(\\)\\,\\;\\?\\&\\=]|(?:\\%[a-fA-F0-9]{2})){1,25})?\\@)?)?" |
| + "((?:(?:[" + GOOD_IRI_CHAR + "][" + GOOD_IRI_CHAR + "\\-]{0,64}\\.)+" // named host |
| + TOP_LEVEL_DOMAIN_STR_FOR_WEB_URL |
| + "|(?:(?:25[0-5]|2[0-4]" // or ip address |
| + "[0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9])\\.(?:25[0-5]|2[0-4][0-9]" |
| + "|[0-1][0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(?:25[0-5]|2[0-4][0-9]|[0-1]" |
| + "[0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(?:25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}" |
| + "|[1-9][0-9]|[0-9])))" |
| + "(?:\\:\\d{1,5})?)" // plus option port number |
| + "(\\/(?:(?:[" + GOOD_IRI_CHAR + "\\;\\/\\?\\:\\@\\&\\=\\#\\~" // plus option query params |
| + "\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])|(?:\\%[a-fA-F0-9]{2}))*)?" |
| + "(?:\\b|$)"); // and finally, a word boundary or end of |
| // input. This is to stop foo.sure from |
| // matching as foo.su |
| |
| public static final Pattern IP_ADDRESS |
| = Pattern.compile( |
| "((25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9])\\.(25[0-5]|2[0-4]" |
| + "[0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]" |
| + "[0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}" |
| + "|[1-9][0-9]|[0-9]))"); |
| |
| public static final Pattern DOMAIN_NAME |
| = Pattern.compile( |
| "(((([" + GOOD_IRI_CHAR + "][" + GOOD_IRI_CHAR + "\\-]*)*[" + GOOD_IRI_CHAR + "]\\.)+" |
| + TOP_LEVEL_DOMAIN + ")|" |
| + IP_ADDRESS + ")"); |
| |
| public static final Pattern EMAIL_ADDRESS |
| = Pattern.compile( |
| "[a-zA-Z0-9\\+\\.\\_\\%\\-\\+]{1,256}" + |
| "\\@" + |
| "[a-zA-Z0-9][a-zA-Z0-9\\-]{0,64}" + |
| "(" + |
| "\\." + |
| "[a-zA-Z0-9][a-zA-Z0-9\\-]{0,25}" + |
| ")+" |
| ); |
| |
| /** |
| * This pattern is intended for searching for things that look like they |
| * might be phone numbers in arbitrary text, not for validating whether |
| * something is in fact a phone number. It will miss many things that |
| * are legitimate phone numbers. |
| * |
| * <p> The pattern matches the following: |
| * <ul> |
| * <li>Optionally, a + sign followed immediately by one or more digits. Spaces, dots, or dashes |
| * may follow. |
| * <li>Optionally, sets of digits in parentheses, separated by spaces, dots, or dashes. |
| * <li>A string starting and ending with a digit, containing digits, spaces, dots, and/or dashes. |
| * </ul> |
| */ |
| public static final Pattern PHONE |
| = Pattern.compile( // sdd = space, dot, or dash |
| "(\\+[0-9]+[\\- \\.]*)?" // +<digits><sdd>* |
| + "(\\([0-9]+\\)[\\- \\.]*)?" // (<digits>)<sdd>* |
| + "([0-9][0-9\\- \\.]+[0-9])"); // <digit><digit|sdd>+<digit> |
| |
| /** |
| * Convenience method to take all of the non-null matching groups in a |
| * regex Matcher and return them as a concatenated string. |
| * |
| * @param matcher The Matcher object from which grouped text will |
| * be extracted |
| * |
| * @return A String comprising all of the non-null matched |
| * groups concatenated together |
| */ |
| public static final String concatGroups(Matcher matcher) { |
| StringBuilder b = new StringBuilder(); |
| final int numGroups = matcher.groupCount(); |
| |
| for (int i = 1; i <= numGroups; i++) { |
| String s = matcher.group(i); |
| |
| if (s != null) { |
| b.append(s); |
| } |
| } |
| |
| return b.toString(); |
| } |
| |
| /** |
| * Convenience method to return only the digits and plus signs |
| * in the matching string. |
| * |
| * @param matcher The Matcher object from which digits and plus will |
| * be extracted |
| * |
| * @return A String comprising all of the digits and plus in |
| * the match |
| */ |
| public static final String digitsAndPlusOnly(Matcher matcher) { |
| StringBuilder buffer = new StringBuilder(); |
| String matchingRegion = matcher.group(); |
| |
| for (int i = 0, size = matchingRegion.length(); i < size; i++) { |
| char character = matchingRegion.charAt(i); |
| |
| if (character == '+' || Character.isDigit(character)) { |
| buffer.append(character); |
| } |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Do not create this static utility class. |
| */ |
| private Patterns() {} |
| } |