checkedoutputstream.java

提供了常用的JAVA技术的示例

package CheckedOutputStream;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.*;

public class CheckedOutputStream{
    public static void main(String a[]) throws Exception{
        FileOutputStream fout=new FileOutputStream("1.txt");
        FileInputStream  fin=new FileInputStream("1.txt");
        byte b[]=new byte[200];
        for(int i=31;i<200;i++){
            fout.write(i);
        }
        int i=fin.read(b);
        System.out.print(new String(b));

  }
}