?? conmanager.java
字號:
package cn.com.dao;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class ConManager {
public static Connection conn=null;
public static Statement stmt=null;
public static ResultSet rs=null;
public static Connection getConnection(){
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
try {
conn=DriverManager.getConnection("jdbc:mysql://localhost:3306/school","root","root");
stmt=conn.createStatement();
} catch (SQLException e) {
e.printStackTrace();
}
return conn;
}
}
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