Regex : PatternCompile

public class PatternCompile {


    public static void main(String[] args) {

        String text    =
                "This is the text to be searched " +
                        "for occurrences of the http:// pattern.";
        String patternString = ".*http://.*";
        Pattern pattern = Pattern.compile(patternString);
        System.out.println("pattern : "+pattern);        System.out.println(" === ===============---============== === ");
        Pattern p = Pattern.compile(".s");        Matcher m = p.matcher("as");        boolean b1 = m.matches();
        boolean b2 = Pattern.compile(".s").matcher("ass").matches();        System.out.println("pattern : "+b1+", pattern : "+b2);
    }
}