DataInputStream&DataOutputStream是一个基本的装饰类
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(); } }