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Java URLÕýÔò±í´ïʽ

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// urlÕýÔò
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegularExpressionTest {

public static void main(String[] args) {

Pattern p = Pattern.compile("^(http|www|ftp|)?(://)?(\\w+(-\\w+)*)(\\.(\\w+(-\\w+)*))*((:\\d+)?)(/(\\w+(-\\w+)*))*(\\.?(\\w)*)(\\?)?(((\\w*%)*(\\w*\\?)*(\\w*:)*(\\w*\\+)*(\\w*\\.)*(\\w*&)*(\\w*-)*(\\w*=)*(\\w*%)*(\\w*\\?)*(\\w*:)*(\\w*\\+)*(\\w*\\.)*(\\w*&)*(\\w*-)*(\\w*=)*)*(\\w*)*)$",Pattern.CASE_INSENSITIVE );
Matcher m = p.matcher("http://www.qqgb.com/Program/Java/JavaFAQ/JavaJ2SE/Program_146959.html");

if(m.find()){
System.out.println(m.group());
}

m = p.matcher("http://baike.baidu.com/view/230199.htm?fr=ala0_1");

if(m.find()){
System.out.println(m.group());
}

m = p.matcher("http://www.google.cn/gwt/x?u=http%3A%2F%2Fanotherbug.blog.chinajavaworld.com%2Fentry%2F4550%2F0%2F&btnGo=Go&source=wax&ie=UTF-8&oe=UTF-8");

if(m.find()){
System.out.println(m.group());
}

m = p.matcher("http://zh.wikipedia.org:80/wiki/Special:Search?search=tielu&go=Go");

if(m.find()){
System.out.println(m.group());
}

}
}
ÔËÐнá¹û£º
http://www.qqgb.com/Program/Java/JavaFAQ/JavaJ2SE/Program_146959.html
http://baike.baidu.com/view/230199.htm?fr=ala0_1
http://www.google.cn/gwt/x?u=http%3A%2F%2Fanotherbug.blog.chinajavaworld.com%2Fentry%2F4550%2F0%2F&btnGo=Go&source=wax&ie=UTF-8&oe=UTF-8
http://zh.wikipedia.org:80/wiki/Special:Search?search=tielu&go=Go
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