从属性文件加载属性

import java.io.File;

import java.io.IOException;// 来 自 N o  w  J a v a . c o m - 时  代  Java

import java.io.InputStream;

import java.nio.file.FileSystems;

import java.nio.file.Files;

import java.util.Properties;


public class Main {


  public static void main(String[] args) throws Exception {

    Properties props = new Properties();

    try (InputStream in = Files.newInputStream(FileSystems.getDefault()

        .getPath(

            System.getProperty("user.dir") + File.separator

                + "db_props.properties"));) {

      props.load(in);
      /** from 
      时代Java - N o w  J a v a . c o m**/

      in.close();

    } catch (IOException ex) {

      ex.printStackTrace();


    }