source: trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/web/commands/CMDloadSessionsFromClickstream.java @ 182

package de.ugoe.cs.eventbench.web.commands;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.security.InvalidParameterException;
import java.text.ParseException;
import java.util.List;

import de.ugoe.cs.eventbench.data.GlobalDataContainer;
import de.ugoe.cs.eventbench.web.WeblogParser;
import de.ugoe.cs.util.console.Command;
import de.ugoe.cs.util.console.Console;

/**
 * <p>
 * Command to load sessions from a web log.
 * </p>
 * @author Steffen Herbold
 * @version 1.0
 */
public class CMDloadSessionsFromClickstream implements Command {

        /* (non-Javadoc)
         * @see de.ugoe.cs.util.console.Command#run(java.util.List)
         */
        @Override
        public void run(List<Object> parameters) {
                if( parameters.size() < 1 ) {
                        throw new InvalidParameterException();
                }
                String source = (String) parameters.get(0);
                int timeout = -1;
                int minLength = -1;
                if( parameters.size() ==3 ) {
                        timeout = Integer.parseInt((String) parameters.get(1));
                        minLength = Integer.parseInt((String) parameters.get(2));
                }
                
                WeblogParser parser = new WeblogParser();
                if( timeout!=-1 ) {
                        parser.setTimeout(timeout);
                        parser.setMinLength(minLength);
                }
                try {
                        parser.parseFile(source);
                } catch (FileNotFoundException e) {
                        Console.println(e.getMessage());
                } catch (IOException e) {
                        Console.println(e.getMessage());
                } catch (ParseException e) {
                        Console.println("Invalid format of date stamps.");
                        Console.println(e.getMessage());
                } 
                
                if( GlobalDataContainer.getInstance().addData("sequences", parser.getSequences()) ) {
                        Console.traceln("Old data \"" + "sequences" + "\" overwritten");
                }
        }
        
        /* (non-Javadoc)
         * @see de.ugoe.cs.util.console.Command#help()
         */
        @Override
        public void help() {
                Console.println("Usage: loadSessionsFromClickstream <filename> {<timeout> <minSessionLength>}");
        }

}