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

import java.security.InvalidParameterException;
import java.util.List;

import de.ugoe.cs.eventbench.data.GlobalDataContainer;
import de.ugoe.cs.eventbench.windows.LogParser;
import de.ugoe.cs.eventbench.windows.WindowsEvent;
import de.ugoe.cs.util.console.Command;
import de.ugoe.cs.util.console.Console;

/**
 * <p>
 * Command to parse an XML file with sessions monitored by EventBench's
 * MFCUsageMonitor.
 * </p>
 * 
 * @author Steffen Herbold
 * @version 1.0
 */
public class CMDparseXML implements Command {

	/* (non-Javadoc)
	 * @see de.ugoe.cs.util.console.Command#help()
	 */
	@Override
	public void help() {
		Console.println("Usage: parseXML <filename> {<countMessageOccurences}");
	}

	/* (non-Javadoc)
	 * @see de.ugoe.cs.util.console.Command#run(java.util.List)
	 */
	@Override
	public void run(List<Object> parameters) {
		String filename;
		boolean countMessageOccurences = false;

		try {
			filename = (String) parameters.get(0);
			if (parameters.size() == 2) {
				countMessageOccurences = Boolean
						.parseBoolean((String) parameters.get(1));
			}
		} catch (Exception e) {
			throw new InvalidParameterException();
		}

		LogParser parser = new LogParser(countMessageOccurences);
		parser.parseFile(filename);

		List<List<WindowsEvent>> sequences = parser.getSequences();

		if (GlobalDataContainer.getInstance().addData("sequences", sequences)) {
			Console.traceln("Old data \"" + "sequences" + "\" overwritten");
		}
	}

}