java.util.Properties类的使用

    import java.util.*;  
    import java.io.*;  
      
    public class LoadSample {  
        public static void main(String args[]) throws Exception {  
          Properties prop = new Properties();  
          FileInputStream fis =   
            new FileInputStream("sample.properties");  
          prop.load(fis);  
          prop.list(System.out);  
          System.out.println("\nThe foo property: " +  
              prop.getProperty("foo"));  
        }  
    }