๋JAVA Read Write File Form Process

Java ใช้ในการเขียน file และ อ่าน file นะครับ

import java.io.*;

class Test {
static public void main(String[] args) throws Exception {
System.out.println("Go radiusd -X...");
Runtime rt = Runtime.getRuntime();

Process ps = rt.exec("radiusd -X");
BufferedReader br = new BufferedReader(new InputStreamReader(ps.getInputStream()));
FileOutputStream fos = new FileOutputStream("radius.txt");
ObjectOutputStream oos = new ObjectOutputStream(fos);
FileOutputStream fof = new FileOutputStream("file.txt");
ObjectOutputStream oof = new ObjectOutputStream(fof);
String line = null;
int count = 0;

while (true) {
line= br.readLine();
if (line == null) break;

count++;
oos.writeUTF(count+ " " +line + "\n");
System.out.println(line);
String st = new String(line);

}
}
}

ขอขอบคุณ จุ่ย ที่ช่วยแนะนำ

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