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"));
 }
}