Java RandomAccessFile.readInt()
Syntax
RandomAccessFile.readInt() has the following syntax.
public final int readInt() throws IOException
Example
In the following code shows how to use RandomAccessFile.readInt() method.
/* w w w . jav a 2s . c om*/
import java.io.*;
public class Main {
public static void main(String[] args) {
try {
int i = 123;
RandomAccessFile raf = new RandomAccessFile("c:/test.txt", "rw");
// write something in the file
raf.writeInt(123);
// set the file pointer at 0 position
raf.seek(0);
// print the int
System.out.println(raf.readInt());
// set the file pointer at 0 position
raf.seek(0);
// write something in the file
raf.writeInt(i);
// set the file pointer at 0 position
raf.seek(0);
// print the int
System.out.println(raf.readInt());
raf.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
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