You can even retrieve binary data such as images. If the mobile device is capable of view documents like word or PDF then you should be able to send those by HTTP as well.
J2ME Source Code:
import javax.microedition.midlet.*;import javax.microedition.lcdui.*;import javax.microedition.io.*;import java.io.*;
public class SimpleImageFetch extends MIDlet{ private Display display; private String URL = “http://127.0.0.1/midlet/image/test.php”; […]