source: trunk/quest-ui-core/src/main/java/de/ugoe/cs/quest/ui/commands/CMDupdateModel.java @ 667

package de.ugoe.cs.quest.ui.commands;

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

import de.ugoe.cs.quest.CommandHelpers;
import de.ugoe.cs.quest.SequenceInstanceOf;
import de.ugoe.cs.quest.eventcore.Event;
import de.ugoe.cs.quest.usageprofiles.TrieBasedModel;
import de.ugoe.cs.util.console.Command;
import de.ugoe.cs.util.console.GlobalDataContainer;

/**
 * <p>
 * Command to update a {@link TrieBasedModel}.
 * </p>
 * 
 * @author Steffen Herbold
 * @version 1.0
 */
public class CMDupdateModel implements Command {

        /*
         * (non-Javadoc)
         * 
         * @see de.ugoe.cs.util.console.Command#run(java.util.List)
         */
        @SuppressWarnings("unchecked")
        @Override
        public void run(List<Object> parameters) {
                String modelname;
                String sequencesName;

                try {
                        modelname = (String) parameters.get(0);
                        sequencesName = (String) parameters.get(1);
                } catch (Exception e) {
                        throw new InvalidParameterException();
                }

                Object dataObject = GlobalDataContainer.getInstance().getData(
                                sequencesName);
                if (dataObject == null) {
                        CommandHelpers.objectNotFoundMessage(sequencesName);
                        return;
                }
                if (!SequenceInstanceOf.isCollectionOfSequences(dataObject)) {
                        CommandHelpers.objectNotType(sequencesName,
                                        "Collection<List<Event<?>>>");
                        return;
                }
                Collection<List<Event>> sequences = (Collection<List<Event>>) dataObject;

                dataObject = GlobalDataContainer.getInstance().getData(modelname);
                if (dataObject == null) {
                        CommandHelpers.objectNotFoundMessage(modelname);
                        return;
                }
                if (!(dataObject instanceof TrieBasedModel)) {
                        CommandHelpers.objectNotType(modelname, "TrieBasedModel");
                        return;
                }

                TrieBasedModel model = (TrieBasedModel) dataObject;
                model.update(sequences);
        }

        /*
         * (non-Javadoc)
         * 
         * @see de.ugoe.cs.util.console.Command#help()
         */
        @Override
        public String help() {
                return "updateModel <modelname> <sequencesName>";
        }

}