JDBCUtil

package jdbc;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;




public class JDBCUtil {

	/**
	 * @param args
	 */
	
	private static final String mysqlDriver="com.mysql.jdbc.Driver";
	private static final String mysqlURL="jdbc:mysql://localhost:3307/TestJdbc";
	private static final String mysqlUser="root";
	private static final String mysqlPwd="123456";
	
	public static Connection getConnection(){
		try {
			Class.forName(mysqlDriver);
			return DriverManager.getConnection(mysqlURL,mysqlUser,mysqlPwd);
		} catch (ClassNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return null;
	}
	
	public static void close(ResultSet rs,PreparedStatement ps,Connection conn){
		if(rs!=null){
			try {
				rs.close();
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		if(ps!=null){
			try {
				ps.close();
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		if(conn!=null){
			try {
				conn.close();
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		
	}

}