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import java.sql.*;
import java.util.*;
import java.math.*;
import static java.lang.System.out;
public class DBconnection {
static final String driverClass="com.mysql.jdbc.Driver";
static final String connStr="jdbc:mysql://localhost:3306/mall?useUnicode=true&characterEncoding=utf-8";
static final String user="root";
static final String pass="admin";
static Connection conn; //声明Connection对象
public Connection getConn() {
try {
Class.forName(driverClass);
//out.print("连接成功");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("数据库驱动加载错误!");
}
try{
conn = DriverManager.getConnection(connStr, user, pass);
}catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("数据库连接错误!");
}
return conn;
}
}