一个java正则表达式工具类（A Java regular expression tool class）.doc

一个java正则表达式工具类（A Java regular expression tool class） A Java regular expression tool class Keyword: a Java regular expression tool class Working overtime today, one of my colleagues asked me to explain to him the use of regular expressions. Suddenly remembered two years to write a formal expression of Java Java tool class, share it, useful to welcome to download. If you have used the definition of a good test, and regular expression, by the welcome to keep abreast, let me enjoy it. Class uses the jakarta-oro-2.0.jar package, please download your own under the Apache site Here is the JUnit test cell class. I wont submit it. There are a few small tests in the main () method, and Im interested in playing it myself This tool class currently has 25 kinds of formal expressions (some are not commonly used, but at that time only a thorough study of the formal, written addiction, then can think of all written): 1. matching images; 2 matching email addresses; 3 matching matches and extracting URL; 4 matching and extracting http; 5. match date 6 match phone; 7 match ID card 8 match zip code 9., does not include special characters (symbolic square No. ^ double quotes comma, semicolon; hat: Mathematics minus right bracket left brackets backslash \ is not included in the string spaces, tabs, carriage returns, etc. 10 matches a nonnegative integer (positive integer + 0) 11 to match a nonnegative integer that does not include zero (positive integer 0) 12 matches the positive integer 13 and matches the non positive integer (negative integer + 0) 14 matches a negative integer; 15. matches an integer; 16 matches non negative floating point numbers (positive floating point + 0) 17. to match the positive floating point number 18 matches non positive floating point numbers (negative floating point + 0) 19 to match negative floating point numbers; 20. matches floating point numbers; 21. matches a string consisting of 26 English letters; 22. string matching 26 uppercase letters consistin