Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.imos.sample; import com.mysql.cj.jdbc.MysqlDataSource; import java.sql.Connection; import java.sql.SQLException; import java.util.logging.Level; import java.util.logging.Logger; import org.apache.shiro.authc.credential.CredentialsMatcher; import org.apache.shiro.realm.Realm; import org.apache.shiro.realm.jdbc.JdbcRealm; /** * * @author alok */ public class JDBCConnection { public static void main(String[] args) { try { Realm myRealm = new CustomRealm(); CredentialsMatcher customMatcher = new CustomCredentialsMatcher(); // myRealm.setCredentialsMatcher(customMatcher); MysqlDataSource mysqlDS = new MysqlDataSource(); mysqlDS.setUser("root"); mysqlDS.setPassword("admin"); mysqlDS.setDatabaseName("sampledb"); mysqlDS.setPort(3306); mysqlDS.setUrl("localhost"); try (Connection connection = mysqlDS.getConnection()) { } catch (Exception e) { } Connection connection = mysqlDS.getConnection(); System.out.println(connection.getMetaData().getDatabaseProductName()); System.out.println(connection.getSchema()); connection.close(); JdbcRealm jdbcRealm = new JdbcRealm(); jdbcRealm.setDataSource(mysqlDS); } catch (SQLException ex) { Logger.getLogger(JDBCConnection.class.getName()).log(Level.SEVERE, null, ex); } } }