Patterns.java revision 3ed6fbd9e141f20ca382306aa6a355cd544158d1
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnorpackage com.android.common; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.regex.Matcher; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.regex.Pattern; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 23ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor * Commonly used regular expression patterns. 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnorpublic class Patterns { 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Regular expression pattern to match all IANA top-level domains. 283ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang * List accurate as of 2010/02/05. List taken from: 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://data.iana.org/TLD/tlds-alpha-by-domain.txt 303ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang * This pattern is auto-generated by development/tools/make-iana-tld-pattern.py 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 323ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang public static final Pattern TOP_LEVEL_DOMAIN = Pattern.compile( 333ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang "((aero|arpa|asia|a[cdefgilmnoqrstuwxz])" 343ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(biz|b[abdefghijmnorstvwyz])" 353ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(cat|com|coop|c[acdfghiklmnoruvxyz])" 363ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|d[ejkmoz]" 373ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(edu|e[cegrstu])" 383ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|f[ijkmor]" 393ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(gov|g[abdefghilmnpqrstuwy])" 403ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|h[kmnrtu]" 413ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(info|int|i[delmnoqrst])" 423ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(jobs|j[emop])" 433ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|k[eghimnprwyz]" 443ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|l[abcikrstuvy]" 453ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(mil|mobi|museum|m[acdeghklmnopqrstuvwxyz])" 463ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(name|net|n[acefgilopruz])" 473ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(org|om)" 483ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(pro|p[aefghklmnrstwy])" 493ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|qa" 503ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|r[eosuw]" 513ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|s[abcdeghijklmnortuvyz]" 523ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(tel|travel|t[cdfghjklmnoprtvwz])" 533ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|u[agksyz]" 543ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|v[aceginu]" 553ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|w[fs]" 563ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(xn\\-\\-0zwm56d|xn\\-\\-11b5bs3a9aj6g|xn\\-\\-80akhbyknj4f|xn\\-\\-9t4b11yi5a|xn\\-\\-deba0ad|xn\\-\\-g6w251d|xn\\-\\-hgbk6aj7f53bba|xn\\-\\-hlcj6aya9esc7a|xn\\-\\-jxalpdlp|xn\\-\\-kgbechtv|xn\\-\\-zckzah)" 573ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|y[etu]" 583ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|z[amw])"); 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Regular expression pattern to match RFC 1738 URLs 623ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang * List accurate as of 2010/02/05. List taken from: 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://data.iana.org/TLD/tlds-alpha-by-domain.txt 643ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang * This pattern is auto-generated by development/tools/make-iana-tld-pattern.py 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 663ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang public static final Pattern WEB_URL = Pattern.compile( 673ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang "((?:(http|https|Http|Https|rtsp|Rtsp):\\/\\/(?:(?:[a-zA-Z0-9\\$\\-\\_\\.\\+\\!\\*\\'\\(\\)" 683ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "\\,\\;\\?\\&\\=]|(?:\\%[a-fA-F0-9]{2})){1,64}(?:\\:(?:[a-zA-Z0-9\\$\\-\\_" 693ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "\\.\\+\\!\\*\\'\\(\\)\\,\\;\\?\\&\\=]|(?:\\%[a-fA-F0-9]{2})){1,25})?\\@)?)?" 703ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "((?:(?:[a-zA-Z0-9][a-zA-Z0-9\\-]{0,64}\\.)+" // named host 713ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "(?:" // plus top level domain 723ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "(?:aero|arpa|asia|a[cdefgilmnoqrstuwxz])" 733ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:biz|b[abdefghijmnorstvwyz])" 743ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:cat|com|coop|c[acdfghiklmnoruvxyz])" 753ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|d[ejkmoz]" 763ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:edu|e[cegrstu])" 773ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|f[ijkmor]" 783ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:gov|g[abdefghilmnpqrstuwy])" 793ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|h[kmnrtu]" 803ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:info|int|i[delmnoqrst])" 813ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:jobs|j[emop])" 823ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|k[eghimnprwyz]" 833ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|l[abcikrstuvy]" 843ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:mil|mobi|museum|m[acdeghklmnopqrstuvwxyz])" 853ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:name|net|n[acefgilopruz])" 863ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:org|om)" 873ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:pro|p[aefghklmnrstwy])" 883ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|qa" 893ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|r[eosuw]" 903ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|s[abcdeghijklmnortuvyz]" 913ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:tel|travel|t[cdfghjklmnoprtvwz])" 923ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|u[agksyz]" 933ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|v[aceginu]" 943ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|w[fs]" 953ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:xn\\-\\-0zwm56d|xn\\-\\-11b5bs3a9aj6g|xn\\-\\-80akhbyknj4f|xn\\-\\-9t4b11yi5a|xn\\-\\-deba0ad|xn\\-\\-g6w251d|xn\\-\\-hgbk6aj7f53bba|xn\\-\\-hlcj6aya9esc7a|xn\\-\\-jxalpdlp|xn\\-\\-kgbechtv|xn\\-\\-zckzah)" 963ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|y[etu]" 973ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|z[amw]))" 983ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|(?:(?:25[0-5]|2[0-4]" // or ip address 993ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "[0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9])\\.(?:25[0-5]|2[0-4][0-9]" 1003ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|[0-1][0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(?:25[0-5]|2[0-4][0-9]|[0-1]" 1013ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "[0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(?:25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}" 1023ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "|[1-9][0-9]|[0-9])))" 1033ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "(?:\\:\\d{1,5})?)" // plus option port number 1043ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "(\\/(?:(?:[a-zA-Z0-9\\;\\/\\?\\:\\@\\&\\=\\#\\~" // plus option query params 1053ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])|(?:\\%[a-fA-F0-9]{2}))*)?" 1063ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang + "(?:\\b|$)"); // and finally, a word boundary or end of 1073ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang // input. This is to stop foo.sure from 1083ed6fbd9e141f20ca382306aa6a355cd544158d1Shimeng (Simon) Wang // matching as foo.su 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 110ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor public static final Pattern IP_ADDRESS 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project = Pattern.compile( 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "((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]" 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "[0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]" 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "[0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}" 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "|[1-9][0-9]|[0-9]))"); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 117ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor public static final Pattern DOMAIN_NAME 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project = Pattern.compile( 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(((([a-zA-Z0-9][a-zA-Z0-9\\-]*)*[a-zA-Z0-9]\\.)+" 120ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor + TOP_LEVEL_DOMAIN + ")|" 121ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor + IP_ADDRESS + ")"); 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 123ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor public static final Pattern EMAIL_ADDRESS 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project = Pattern.compile( 12530d203050e832c7e3b7ca32cea615cb0825b5a2fFred Quintana "[a-zA-Z0-9\\+\\.\\_\\%\\-\\+]{1,256}" + 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "\\@" + 127ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project "[a-zA-Z0-9][a-zA-Z0-9\\-]{0,64}" + 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(" + 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "\\." + 130ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project "[a-zA-Z0-9][a-zA-Z0-9\\-]{0,25}" + 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ")+" 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This pattern is intended for searching for things that look like they 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * might be phone numbers in arbitrary text, not for validating whether 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * something is in fact a phone number. It will miss many things that 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are legitimate phone numbers. 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> The pattern matches the following: 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>Optionally, a + sign followed immediately by one or more digits. Spaces, dots, or dashes 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * may follow. 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>Optionally, sets of digits in parentheses, separated by spaces, dots, or dashes. 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>A string starting and ending with a digit, containing digits, spaces, dots, and/or dashes. 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 148ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor public static final Pattern PHONE 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project = Pattern.compile( // sdd = space, dot, or dash 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(\\+[0-9]+[\\- \\.]*)?" // +<digits><sdd>* 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "(\\([0-9]+\\)[\\- \\.]*)?" // (<digits>)<sdd>* 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "([0-9][0-9\\- \\.][0-9\\- \\.]+[0-9])"); // <digit><digit|sdd>+<digit> 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience method to take all of the non-null matching groups in a 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * regex Matcher and return them as a concatenated string. 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param matcher The Matcher object from which grouped text will 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be extracted 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A String comprising all of the non-null matched 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * groups concatenated together 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String concatGroups(Matcher matcher) { 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder b = new StringBuilder(); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int numGroups = matcher.groupCount(); 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 1; i <= numGroups; i++) { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = matcher.group(i); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.err.println("Group(" + i + ") : " + s); 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s != null) { 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project b.append(s); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return b.toString(); 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience method to return only the digits and plus signs 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the matching string. 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param matcher The Matcher object from which digits and plus will 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be extracted 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A String comprising all of the digits and plus in 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the match 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String digitsAndPlusOnly(Matcher matcher) { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder buffer = new StringBuilder(); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String matchingRegion = matcher.group(); 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0, size = matchingRegion.length(); i < size; i++) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char character = matchingRegion.charAt(i); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (character == '+' || Character.isDigit(character)) { 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.append(character); 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return buffer.toString(); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 204ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor 205ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor /** 206ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor * Do not create this static utility class. 207ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor */ 208ded0e6447ed6e0f200dbca13e43c6cf4efc16a1dDan Egnor private Patterns() {} 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 210