/*
#################################################################
# Connect.Java - Insuma GmbH - www.insuma.de - info@insuma.de
#
# DESCRIPTION 
# This program resides on the customer side and requests
# XML interface of Insuma search eingine. It posts query 
# XML and receives result set XML in response.
#
# Watch the comments in the text of the program.
#
# DISCLAIMER
# This program is provided for demonstration
# purpose only. Use it at your own risk. While the authors
# has made every effort to make this program work correctly,
# they cannot accept responsibility for any damages or
# losses caused by its usage.
#
# LEGALESE
# THIS INFORMATION AND/OR SOFTWARE IS PROVIDED BY THE AUTHOR(S)
# "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. I ABSOLVE
# THE AUTHORS, OR INSUMA FROM ANY LIABILITY 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 .
# IN NO EVENT SHALL THE PARTIES DESCRIBED ABOVE BE LIABLE FOR
# THIRD PARTY INTERFERENCE WITH CONTRACTUAL RELATIONS AS BETWEEN
# MYSELF, MY SERVICE PROVIDER, AND/OR INSUMA.
#
################################################################
#
*/

import java.net.*;
import java.io.*;
// import javax.mail.*;  // this is a nicer way of dealing with MIME,
                         // but not available in Standard Edition

public class connect {
    public static void main( String args[] )
        throws MalformedURLException, IOException, ProtocolException
    {
	URL requestURL = 
	    new URL("http://www.insuma.de/cgi-bin/xml/web2xml.py");
	String sSearchTerm = "java forever";
	HttpURLConnection connection =
	    (HttpURLConnection) requestURL.openConnection();

	connection.setDoOutput(true); // causes POST

	// Set up the HTTP headers
	// The boundary should not be present in the query.
	// Setting it by hand as below is dangerous. MIME tools from EE
	// do it safely.
	connection.setRequestProperty("Content-Type", 
		"multipart/form-data; boundary=\"cRaZy\"");

	// The text to post.
	// Note the field name, xml_query, specified explicitly.
	String postString = 
	        "--cRaZy\n" +
		"Content-Disposition: form-data; name=\"xml_query\"\n" +
		"Content-Type: text/xml\n" +
		"\n" +
		"<?xml version=\"1.0\" encoding=\"iso-8859-1\"?>\n" +
		"<!DOCTYPE query SYSTEM \"insuma_query.dtd\"> \n" +
		"<query show_attrs=\"title description\"> \n" +
		"<condition predicate=\"match\" attr=\"body\" value=\"" +
		sSearchTerm + "\"/>\n</query>\n" +
	        "--cRaZy--\n";

	OutputStream outStream = connection.getOutputStream();
	OutputStreamWriter out = new OutputStreamWriter(outStream);

        System.out.println( "About to post the query." ) ;
	out.write(postString);
	out.flush();
        System.out.print( "Posted. The return code is " ) ;
        System.out.println( connection.getResponseCode() );

        System.out.println( "The output from the server is:" );
	int c;
	InputStream inStream = connection.getInputStream();
	while ((c = inStream.read()) > 0) {
	    System.out.print( (char)c );
	}
        System.out.println( "" );
	// The streams will close themselves on leaving the scope
    }
}