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:Main.java

public static boolean isNumeric(CharSequence str) {
    Pattern pattern = Pattern.compile("[0-9]*");
    return pattern.matcher(str).matches();
}

From source file:Main.java

public static boolean isValidPassword(String password) {
    String str = "^[0-9a-zA-Z]{6,20}$";
    Pattern p = Pattern.compile(str);
    Matcher m = p.matcher(password);
    return m.matches();
}

From source file:Main.java

public static boolean isCorrectEmail(String email) {
    String str = "^([a-zA-Z0-9_\\-\\.]+)@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.)|(([a-zA-Z0-9\\-]+\\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)$";
    Pattern p = Pattern.compile(str);
    Matcher m = p.matcher(email);
    return m.matches();
}

From source file:Main.java

public static boolean isValidUserName(String username) {
    String str = "^[0-9a-zA-Z_]{6,12}$";
    Pattern p = Pattern.compile(str);
    Matcher m = p.matcher(username);
    return m.matches();
}

From source file:Main.java

public static boolean isDigit(String digit) {
    String regex = "^[0-9]*$";
    Pattern pattern = Pattern.compile(regex);
    return pattern.matcher(digit).matches();
}

From source file:Main.java

/**
 * Phone number validation Regular Expressions
 *
 * @param input input/*from   w  w  w . jav a2  s.c  o  m*/
 * @return true or false
 */
public static boolean isPhoneNumber(String input) {
    String regex = "^\\d{7,8}$|^\\d{3,4}-\\d{7,8}$|^1[3|4|5|8][0-9]\\d{4,8}$";
    Pattern p = Pattern.compile(regex);
    return p.matcher(input).matches();
}

From source file:Main.java

public static boolean isSpecial(String str) {
    String regex = "[^~{}|\"#]{1,}";
    Pattern p = Pattern.compile(regex);
    Matcher m = p.matcher(str);
    return m.matches();
}

From source file:Main.java

public static boolean isCorrect(String rgx, String res) {
    Pattern p = Pattern.compile(rgx);

    Matcher m = p.matcher(res);

    return m.matches();
}

From source file:Main.java

public static boolean isNumer(String str) {
    Pattern pattern = Pattern.compile("[0-9]*");
    return pattern.matcher(str).matches();
}

From source file:Main.java

public static boolean isChinese(String str) {
    String regEx = "[\\u4e00-\\u9fa5]+";
    Pattern p = Pattern.compile(regEx);
    Matcher m = p.matcher(str);
    return m.find();
}