source: trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDsaveObject.java

package de.ugoe.cs.eventbench.commands;

import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectOutputStream;
import java.security.InvalidParameterException;
import java.util.List;

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

/**
 * <p>
 * Command that saves an object contained in the {@link GlobalDataContainer}
 * through serialization.
 * </p>
 * 
 * @author Steffen Herbold
 * @version 1.0
 */
public class CMDsaveObject implements Command {

        /*
         * (non-Javadoc)
         * 
         * @see de.ugoe.cs.util.console.Command#run(java.util.List)
         */
        @Override
        public void run(List<Object> parameters) {
                String filename;
                String objectName;
                try {
                        filename = (String) parameters.get(0);
                        objectName = (String) parameters.get(1);
                } catch (Exception e) {
                        throw new InvalidParameterException();
                }

                Object dataObject = GlobalDataContainer.getInstance().getData(
                                objectName);
                if (dataObject == null) {
                        CommandHelpers.objectNotFoundMessage(objectName);
                        return;
                }

                FileOutputStream fos = null;
                ObjectOutputStream out = null;
                try {
                        fos = new FileOutputStream(filename);
                        out = new ObjectOutputStream(fos);
                        out.writeObject(dataObject);
                        out.close();
                } catch (IOException ex) {
                        Console.logException(ex);
                }
        }

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

}