java中读取配置文件中数据的具体方法

name=kaka
age=28

import java.io.IOException; 
import java.io.InputStream; 
import java.util.Properties; 
public class PropertyTest {
 public static void main(String[] args) { 
  PropertyTest loadProp = new PropertyTest(); 
  InputStream in = loadProp.getClass().getResourceAsStream("/config/a.properties"); 
  Properties prop = new Properties(); 
  try {
   prop.load(in); 
  } catch (IOException e) { 
   e.printStackTrace(); 
  } 
  System.out.println(prop.getProperty("name")); 
  System.out.println(prop.getProperty("age"));
 } 
}