Example usage for java.util.regex Pattern matcher

Introduction

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

Prototype

public Matcher matcher(CharSequence input)

Source Link

Document

Creates a matcher that will match the given input against this pattern.

Usage

From source file:com.rslakra.java.TestUrlConnection.java

public static void main(String[] args) {
    String urlString = "https://devamatre.com/";
    HttpResponse httpResponse = HTTPHelper.executeGetRequest(urlString, null, true);
    System.out.println(httpResponse.getRequestHeaders());

    String formActionValue = extractFormActionValue(httpResponse.getDataBytes());
    System.out.println("\nformActionValue:\n" + formActionValue);

    String dataString = new String(httpResponse.getDataBytes());
    Pattern pattern = Pattern.compile("\"");
    Matcher matcher = pattern.matcher(dataString);
    if (matcher.matches()) {
        System.out.println("Matched\n");
        System.out.println(matcher.group(1));
    }// w  w w .  j av a 2s  .  c o m

    System.out.println(StringEscapeUtils.unescapeHtml(urlString));
}

From source file:Main.java

public static void main(String args[]) {
    Pattern p = Pattern.compile("java", Pattern.CASE_INSENSITIVE);

    String candidateString = "Java. java JAVA jAVA";

    Matcher matcher = p.matcher(candidateString);

    // display the latter match
    System.out.println(candidateString);
    matcher.find(11);/*from   w  w  w  .j a v  a 2  s.c  o m*/
    System.out.println(matcher.group());

    // display the earlier match
    System.out.println(candidateString);
    matcher.find(0);
    System.out.println(matcher.group());
}

From source file:Main.java

public static void main(String[] args) {
    // A group of 3 digits followed by 7 digits.
    String regex = "\\b(\\d{3})\\d{7}\\b";

    // Compile the regular expression
    Pattern p = Pattern.compile(regex);

    String source = "12345678, 12345, and 9876543210";

    // Get the Matcher object
    Matcher m = p.matcher(source);

    // Start matching and display the found area codes
    while (m.find()) {
        String phone = m.group();
        String areaCode = m.group(1);
        System.out.println("Phone: " + phone + ", Area  Code:  " + areaCode);
    }//from  w ww .j  av a2 s  .c  o  m
}

From source file:Main.java

public static void main(String[] args) {
    String hello = "HelloxxxHelloxxxHello"; // String you want to 'examine'
    Pattern pattern = Pattern.compile("Hello"); // Pattern string you want to be
                                                // matched
    Matcher matcher = pattern.matcher(hello);

    int count = 0;
    while (matcher.find()) {
        count++; // count any matched pattern
    }//w  w w.j  a v a 2s .  c o m
    System.out.println(count);
}

From source file:musiccrawler.MusicCrawler.java

public static void main(String[] args) {
    String test = "\"Yeu";
    String regex = "^\"|\"$";
    Pattern p = Pattern.compile(regex);
    Matcher m = p.matcher(test);
    System.out.println(test);// ww w .  j a v a 2s .c  om
    if (m.find()) {
        System.out.println(test.replaceAll(regex, ""));
    }
}

From source file:MainClass.java

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

    String candidateString = "Java Java Java.";

    // Attempt to match the candidate String.
    Matcher matcher = p.matcher(candidateString);

    // loop though and display all matches
    while (matcher.find()) {
        System.out.println(matcher.group());
    }/*  w ww  . j a  v  a 2s. c  om*/
}

From source file:Main.java

public static void main(String[] argv) throws Exception {

    // Compile regular expression
    String patternStr = "b";
    Pattern pattern = Pattern.compile(patternStr);

    // Determine if there is an exact match
    CharSequence inputStr = "a b c";
    Matcher matcher = pattern.matcher(inputStr);
    boolean matchFound = matcher.matches();

    // Try a different input
    matcher.reset("b");
    matchFound = matcher.matches();/*from www  .j ava  2  s .  co m*/

    // Determine if pattern matches beginning of input
    matchFound = matcher.lookingAt();

}

From source file:CanonEqDemo.java

public static void main(String[] args) {
    String pattStr = "\u00e9gal"; // Zgal
    String[] input = { "\u00e9gal", // Zgal - this one had better match :-)
            "e\u0301gal", // e + "Combining acute accent"
            "e\u02cagal", // e + "modifier letter acute accent"
            "e'gal", // e + single quote
            "e\u00b4gal", // e + Latin-1 "acute"
    };//from  w w w  .j a  v a  2s .c  o  m
    Pattern pattern = Pattern.compile(pattStr, Pattern.CANON_EQ);
    for (int i = 0; i < input.length; i++) {
        if (pattern.matcher(input[i]).matches()) {
            System.out.println(pattStr + " matches input " + input[i]);
        } else {
            System.out.println(pattStr + " does not match input " + input[i]);
        }
    }
}

From source file:HrefMatch.java

public static void main(String[] args) {
    try {/*w ww . j a  v a 2s  .  c o  m*/
        // get URL string from command line or use default
        String urlString;
        if (args.length > 0)
            urlString = args[0];
        else
            urlString = "http://java.sun.com";

        // open reader for URL
        InputStreamReader in = new InputStreamReader(new URL(urlString).openStream());

        // read contents into string builder
        StringBuilder input = new StringBuilder();
        int ch;
        while ((ch = in.read()) != -1)
            input.append((char) ch);

        // search for all occurrences of pattern
        String patternString = "<a\\s+href\\s*=\\s*(\"[^\"]*\"|[^\\s>]*)\\s*>";
        Pattern pattern = Pattern.compile(patternString, Pattern.CASE_INSENSITIVE);
        Matcher matcher = pattern.matcher(input);

        while (matcher.find()) {
            int start = matcher.start();
            int end = matcher.end();
            String match = input.substring(start, end);
            System.out.println(match);
        }
    } catch (IOException e) {
        e.printStackTrace();
    } catch (PatternSyntaxException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static void main(String[] args) {
    Pattern pattern = Pattern.compile("<Mark([^>]*)>");

    String myString = "this is a test <Mark this is a test> " + "<i>a</i> <Mark t> <b>x+y</b> <Mark 123>";
    Matcher matcher = pattern.matcher(myString);

    while (matcher.find()) {
        System.out.println(matcher.group(1));
    }/*from  ww w. j  av a 2 s .co  m*/
}