Java：读取properties文件并得到值

package com.happy.util;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

public class Read {
 /**
  * 读取properties文件，并得到其值。
  * @param fileName
  * @param key
  */
 public String readProperties(String key) {
  InputStream inputStream = this.getClass().getClassLoader()
    .getResourceAsStream("jdbc.properties");
  Properties p = new Properties();
  try {
   p.load(inputStream);
  } catch (IOException e1) {
   e1.printStackTrace();
  }
  return p.getProperty(key);
 }
 
 public static void main(String[] args) {
  Read read = new Read();
  System.out.println(read.readProperties("name"));
 }
}