WWSpeciator.java

/*
 * Created on Feb 9, 2006
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package org.mindswap.swoop.automation;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.util.Vector;

/**
 * @author Dave Wang
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class WWSpeciator 
{
	public static final String WONDERWEB = "http://phoebus.cs.man.ac.uk:9999/OWL/Validator";
	public static final String OWLLITE   = "Lite";
	public static final String ERROR     = "Error";
	
	public static void speciate( String input, String output, int num_skipped )
	{
		try
		{
			// read uris in
			BufferedReader reader = new BufferedReader( new FileReader( input ) );
			Vector uris = new Vector();
			String rline = "";
			int counter = 1;
			while ( ( rline = reader.readLine()) != null )
			{
				if ( counter < num_skipped ) // skipping the first num_skipped lines
				{
					counter++;
					continue;
				}
				rline = rline.trim();
				uris.addElement( rline ); 
			}
						
			// send each uri to Pellet and output/log
			BufferedWriter logger = new BufferedWriter( new FileWriter("WWSpeciatorLog.txt"));
			BufferedWriter writer = new BufferedWriter( new FileWriter( output ) );		
			 
			for (int i = 0; i < uris.size(); i++)
			{
				long startTime = System.currentTimeMillis();
				
				String ontoURI = (String)uris.elementAt( i );
				String originalURI = ontoURI.toString();
				logger.write( "Wonder Web Checking: ["+ (i+counter) + "] " + originalURI );
				logger.newLine();
				System.out.println("Wonder Web Checking: ["+ (i+counter) + "] " + originalURI );
								
				try
				{			
				    URLConnection urlConn;
				    DataOutputStream    wWriter;
				    // URL of CGI-Bin script.
				    URL url = new URL ( WONDERWEB );
				    // URL connection channel.
				    urlConn = url.openConnection();
				    // Let the run-time system (RTS) know that we want input.
				    urlConn.setDoInput (true);
				    // Let the RTS know that we want to do output.
				    urlConn.setDoOutput (true);
				    // No caching, we want the real thing.
				    urlConn.setUseCaches (false);
				    // Specify the content type.
				    urlConn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
				    // Send POST output.
				    wWriter = new DataOutputStream (urlConn.getOutputStream ());
				    String content = "url=" + URLEncoder.encode ( ontoURI, "UTF-8") + "&level=Lite&abstract=no";
				    wWriter.writeBytes (content); 
				    wWriter.flush ();
				    wWriter.close ();
				    // Get response data.

					BufferedReader myReader = new BufferedReader( new InputStreamReader(urlConn.getInputStream()) );
					String line = "";
					String species = OWLLITE;
					while ( (line = myReader.readLine() ) != null )
					{
						if ( line.startsWith("<h3>OWL"))
						{							
							int eindex = line.indexOf("</h3>");
							species = line.substring( 8, eindex );
						}
					}
					
					System.out.println( "!! " + species + " !!");
					writer.write( originalURI + "\t" + species );
					writer.newLine();
					writer.flush();
					logger.write( " - " + originalURI + " is " + species);
					logger.newLine();
					logger.flush();
				}
				catch ( Exception e)
				{
					writer.write( originalURI + "\t" + ERROR );
					writer.newLine();
					writer.flush();
					logger.write( " - " + originalURI + " is " + ERROR);
					logger.newLine();
					logger.flush();
					logger.write( e.toString() );
					logger.newLine();					
				}
				finally
				{
					
					long stopTime = System.currentTimeMillis();
					double duration = (stopTime - startTime)/10000d;
					logger.write(" - Took " + duration + " seconds ");
					logger.newLine();
					logger.flush();
					
				}
			}
		}
		catch ( Exception e )
		{ e.printStackTrace(); }

	}	
	
	public static void main( String [] args )
	{
		System.out.println("Starting...");
		WWSpeciator.speciate( "supp.txt", "speciation(WW).txt", 1);
		System.out.println("done");
	}

}