RandomAccessFile的使用

package com.lk.C;

import java.io.IOException;
import java.io.RandomAccessFile;

public class RandomAccessFileDemo {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        RandomAccessFile raf = null;
        try {
            raf = new RandomAccessFile("temp.txt", "rw");
            raf.writeInt(100);
            raf.writeBoolean(true);
            raf.writeLong(8000000);
            raf.writeInt(200);
            raf.writeFloat(.0001f);
            raf.writeInt(300);
            raf.writeInt(400);
            raf.seek(13);
            System.out.println(raf.readInt());
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } finally{
            try {
                raf.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        
    }

}