DataInputStream&DataOutputStream---操作基本类型值的流

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class DataStreamDemo {

    public static void main(String[] args) throws IOException {
        
//        writeData();
        
        readData();
        
    }

    public static void readData() throws IOException {
        
        //是一个基本的装饰类
        FileInputStream fis= new FileInputStream("tempfile\\data.txt");
        DataInputStream dis = new DataInputStream(fis);
        boolean b = dis.readBoolean();
        System.out.println(b);
        
        dis.close();
        
    }

    public static void writeData() throws IOException {
        
        //写入一些基本数据值，存储到文件中
        FileOutputStream fos = new FileOutputStream("tempfile\\data.txt");
        DataOutputStream dos = new DataOutputStream(fos);
                
        dos.writeBoolean(true);
        
        dos.close();
        
    }

}