java code for File: Writing Binary Data

<%@ page import="java.io.*" %>

Writing Binary Data

This page writes binary data to a file.



<%
byte data[] = {1, 2, 3, 4};
String file = application.getRealPath("/") + "file.dat";
FileOutputStream fileoutputstream = new FileOutputStream(file);

for (int i = 0; i < data.length; i++) {
fileoutputstream.write(data[i]);
}

fileoutputstream.close();
%>
Four byte values were written to a file byte by byte.