读取property文件
import java.io.IOException;import java.io.InputStream;import java.sql.DriverManager;import java.util.PropertyResourceBundle;import java.util.ResourceBundle;public class Helper {static ResourceBundle rb;static {try {InputStream in=Helper.class.getResourceAsStream("init.properties");rb = new PropertyResourceBundle(in);Class.forName("com.mysql.jdbc.Driver");} catch (ClassNotFoundException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();} }}?