** Start of listing of h3-java.cgi **
** End of listing of h3-java.cgi **

Here is the directory entry for that file:
   ^ Note user execute permission needed for all CGI scripts.

** Start of listing of H3.java **
import java.util.Date;
import java.text.SimpleDateFormat;
import java.util.Properties;
import java.util.Enumeration;
import java.util.StringTokenizer;
import java.net.URLDecoder;
import java.util.HashMap;

public class H3 {
    public static void main(String args[]) {
	System.out.println("Content-type: text/plain;charset=us-ascii");
	System.out.println("");
	Properties pr = System.getProperties();
	Enumeration en = pr.propertyNames();
	while (en.hasMoreElements()) {
	    Object oKey = en.nextElement();
	    String sKey = (String)oKey;
	    String sVal = pr.getProperty(sKey);
	    //System.out.println("Key[" + sKey + "] -> [" + sVal + "]");
	}
	String rm = pr.getProperty("cgi.request_method");
	System.out.println("** Request method is " + rm);
	String efc; // Encoded Form Contents, comes from different places below
	if ("GET".equals(rm)) {
	    System.out.println("Good! I can do GET.");
	    String qs = pr.getProperty("cgi.query_string");
	    System.out.println("** Query string is " + qs);
	    efc = qs;
	} else {
	    String sCL = pr.getProperty("cgi.content_length");
	    System.out.println("Content length (string) = " + sCL);
	    int nCL = Integer.parseInt(sCL);
	    System.out.println("Content length (int) = " + nCL);
	    byte[] buf = new byte[nCL];
	    try {
		int nRead = System.in.read(buf, 0, nCL);
		System.out.println("Number of bytes actually read = " + nRead);
	    } catch (Exception ex) {
		System.out.println("Got an exception: " + ex);
		return;
	    }
	    efc = new String(buf);
	    System.out.println("Encoded form contents (from std.input) is " +
			       efc);
	}
	System.out.println("");
	HashMap hm = new HashMap();
	StringTokenizer st = new StringTokenizer(efc, "&");
	while (st.hasMoreTokens()) {
	    String pair = st.nextToken();
	    System.out.println("Pair is " + pair);
	    StringTokenizer st2 = new StringTokenizer(pair, "=");
	    try {
		String key = URLDecoder.decode(st2.nextToken());
		String val = URLDecoder.decode(st2.nextToken());
		System.out.println("Key=[" + key + "] val=[" + val + "]");
		hm.put(key,val);
	    } catch (Exception ex) {
		System.out.println("Got exception: " + ex);
		return;
	    }
	    if (st2.hasMoreTokens()) { System.out.println("(More than 2)"); }
	}
	System.out.println("");
	String fn = (String)(hm.get("firstname"));
	String ln = (String)(hm.get("lastname"));
	String fav = (String)(hm.get("favorite number"));
	System.out.println("Howdy, stranger. May I call you '" + fn + " " +
			   ln + "',");
	System.out.println("or would you prefer I call you '" +
			   ln + ", " + fn + "'?");
	System.out.println("By the way, is your favorite number really " + fav
			   + "?");
    }
}
** End of listing of H3.java **

Here is the directory entry for that source file and its compilation:
-rw-------  1 rem  user  2676 Feb 28  2007 H3.java
-rw-------  1 rem  user  3151 Feb 28  2007 H3.class
   ^ Note user execute permission *not* needed for separate program files.