Example usage for java.util.regex Pattern compile

Introduction

In this page you can find the example usage for java.util.regex Pattern compile.

Prototype

public static Pattern compile(String regex)

Source Link

Document

Compiles the given regular expression into a pattern.

Usage

From source file:Main.java

License:asdf

public static void main(String args[]) {
    String regex = "(\\w+)(\\d\\d)(\\w+)";
    Pattern pattern = Pattern.compile(regex);
    String candidate = "X99 asdf 44";

    Matcher matcher = pattern.matcher(candidate);
    matcher.find();/*from   w  ww  . j  a  v a2s. c o  m*/
    System.out.println(matcher.group(1));
    System.out.println(matcher.group(2));
    System.out.println(matcher.group(3));
}

From source file:MatcherEndParamExample.java

public static void main(String args[]) {
    Pattern p = Pattern.compile("B(on)d");

    String candidateString = "My name is Bond. James Bond.";

    String matchHelper[] = { "               ^", "              ^", "                           ^",
            "                          ^" };
    Matcher matcher = p.matcher(candidateString);

    matcher.find();//ww w  .ja v  a  2 s  . c  o m
    int endIndex = matcher.end(0);
    System.out.println(candidateString);
    System.out.println(matchHelper[0] + endIndex);

    int nextIndex = matcher.end(1);
    System.out.println(candidateString);
    System.out.println(matchHelper[1] + nextIndex);

    matcher.find();
    endIndex = matcher.end(0);
    System.out.println(candidateString);
    System.out.println(matchHelper[2] + endIndex);

    nextIndex = matcher.end(1);
    System.out.println(candidateString);
    System.out.println(matchHelper[3] + nextIndex);
}

From source file:Main.java

public static void main(String[] args) {
    String patternStr = "b";
    Pattern pattern = Pattern.compile(patternStr);

    CharSequence inputStr = "a b c b";
    Matcher matcher = pattern.matcher(inputStr);
    boolean matchFound = matcher.find();
    System.out.println(matchFound);

    String match = matcher.group();
    System.out.println(match);//from w w  w  . j  a  va 2  s  .c  om

    int start = matcher.start();
    int end = matcher.end();
    System.out.println(start);
    System.out.println(end);
    matchFound = matcher.find();
}

From source file:MainClass.java

public static void main(String args[]) {
    // create regular expression
    Pattern expression = Pattern.compile("J.*\\d[0-35-9]-\\d\\d-\\d\\d");

    String string1 = "Jack's Birthday is 05-12-75\n" + "Joe's Birthday is 11-04-68\n"
            + "Tom's Birthday is 04-28-73\n" + "Lee" + "s Birthday is 12-17-77";

    // match regular expression to string and print matches
    Matcher matcher = expression.matcher(string1);

    while (matcher.find())
        System.out.println(matcher.group());
}

From source file:ReluctantExample.java

public static void main(String args[]) {
    String regex = "(\\d+?)";
    Pattern pattern = Pattern.compile(regex);

    String candidate = "1234";

    Matcher matcher = pattern.matcher(candidate);

    while (matcher.find()) {
        System.out.println(matcher.group());
    }// w  ww .  j  av  a 2 s .c om
    System.out.println("Done");
}

From source file:ReplaceExample.java

public static void main(String args[]) {
    String regex = "(\\w)(\\d)(\\w+)";
    Pattern pattern = Pattern.compile(regex);

    String candidate = "X99SuperJava";
    Matcher matcher = pattern.matcher(candidate);
    String tmp = matcher.replaceAll("$33");

    System.out.println("REPLACEMENT: " + tmp);
    System.out.println("ORIGINAL: " + candidate);
}

From source file:MainClass.java

public static void main(String args[]) {
    String regex = "(\\w)(\\d)(\\w+)";

    Pattern pattern = Pattern.compile(regex);

    String candidate = "W3C";

    Matcher matcher = pattern.matcher(candidate);
    String tmp = matcher.replaceAll("$33");

    System.out.println("REPLACEMENT: " + tmp);
    System.out.println("ORIGINAL: " + candidate);
}

From source file:Main.java

public static void main(String args[]) {
    String regex = "(\\w++)(\\d\\d)(\\w+)";
    Pattern pattern = Pattern.compile(regex);
    String candidate = "X99 test 55";
    Matcher matcher = pattern.matcher(candidate);

    if (matcher.find()) {
        System.out.println("GROUP 0:" + matcher.group(0));
        System.out.println("GROUP 1:" + matcher.group(1));
        System.out.println("GROUP 2:" + matcher.group(2));
        System.out.println("GROUP 3:" + matcher.group(3));
    } else {/*from  w  ww  . ja v a 2 s .c om*/
        System.out.println("NO MATCHES");
    }
}

From source file:Main.java

public static void main(String[] args) {
    String regex = "\\b(\\d{3})(\\d{3})(\\d{4})\\b";

    Pattern p = Pattern.compile(regex);
    String source = "1234567890, 12345,  and  9876543210";

    Matcher m = p.matcher(source);

    while (m.find()) {
        System.out.println("Phone: " + m.group() + ", Formatted Phone:  (" + m.group(1) + ") " + m.group(2)
                + "-" + m.group(3));
    }//from   w  w w. j a  v  a2 s. c  o m
}

From source file:Main.java

public static void main(String[] args) {
    String s = "this is a good example with 234 songs";

    Pattern p = Pattern.compile("this is a (.*?) example with (\\d+) songs");
    Matcher m = p.matcher(s);/*  w  w  w  . j av a  2s  . co m*/
    if (m.matches()) {
        String kind = m.group(1);
        String nbr = m.group(2);

        System.out.println("kind: " + kind + " nbr: " + nbr);
    }
}