Java Applets Can Run CGI's (on some browsers)
/*
* Copyright (c) Ian F. Darwin, http://www.darwinsys.com/, 1996-2002.
* All rights reserved. Software written by Ian F. Darwin and others.
* $Id: LICENSE,v 1.8 2004/02/09 03:33:38 ian Exp $
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Java, the Duke mascot, and all variants of Sun's Java "steaming coffee
* cup" logo are trademarks of Sun Microsystems. Sun's, and James Gosling's,
* pioneering role in inventing and promulgating (and standardizing) the Java
* language and environment is gratefully acknowledged.
*
* The pioneering role of Dennis Ritchie and Bjarne Stroustrup, of AT&T, for
* inventing predecessor languages C and C++ is also gratefully acknowledged.
*/
//applet.html
/*
<html>
<head>
<title>Java Applets Can Run CGI's (on some browsers)</title>
</head>
<body bgcolor="white">
<h1>Java Applets Can Run CGI's (on some browsers)</h1>
<p>Click on the button on this little Applet for p(r)oof!</p>
<applet code="TryCGI" width="100" height="30">
<p>If you can see this, you need to get a Java-powered(tm) Web Browser
before you can watch for real.</p>
</applet>
<hr/>
<p>Use <a href="TryCGI.java">The Source</a>, Luke.</p>
</body>
</html>
*/
import java.applet.Applet;
import java.awt.Button;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.URL;
/**
* Try running a CGI-BIN script from within Java.
*/
public class TryCGI extends Applet implements ActionListener {
protected Button goButton;
public void init() {
add(goButton = new Button("Go for it!"));
goButton.addActionListener(this);
}
public void actionPerformed(ActionEvent evt) {
try {
URL myNewURL = new URL("http://server/cgi-bin/credit");
// debug...
System.out.println("URL = " + myNewURL);
// "And then a miracle occurs..."
getAppletContext().showDocument(myNewURL);
} catch (Exception err) {
System.err.println("Error!\n" + err);
showStatus("Error, look in Java Console for details!");
}
}
}
Related examples in the same category
