Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {

    public static String getDynamicPassword(String str) {
        Pattern continuousNumberPattern = Pattern.compile("[0-9\\.]+");
        Matcher m = continuousNumberPattern.matcher(str);
        String dynamicPassword = "";
        while (m.find()) {
            if (m.group().length() == 4) {
                dynamicPassword = m.group();
            }
        }
        return dynamicPassword;
    }
}