读取properties文件

dbconfig.properties：
#Mysql parameter
mysqldriver=com.mysql.jdbc.Driver
mysqlurl=jdbc\:mysql\://127.0.0.1\:3306/tmt?characterEncoding\=UTF-8
mysqluser=root
mysqlpassword=mysql



package com.milanoo.tmt.util;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

public class DbConfig {
    
    private static String driver;
    private static String url;
    private static String user;
    private static String password;
   
    static{
        InputStream is = DbConfig.class.getClassLoader().getResourceAsStream("dbconfig.properties");
        Properties p = new Properties();
        try {
            p.load(is);
            driver = p.getProperty("mysqldriver");
            url = p.getProperty("mysqlurl");
            user = p.getProperty("mysqluser");
            password = p.getProperty("mysqlpassword");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
   
    public static String getDriver() {
        return driver;
    }

    public static String getUrl() {
        return url;
    }

    public static String getUser() {
        return user;
    }

    public static String getPassword() {
        return password;
    }

}