package net.sourceforge.pain.logic.event.console.command;

import net.sourceforge.pain.*;
import net.sourceforge.pain.logic.fn.*;
import net.sourceforge.pain.logic.fn.util.*;


public final class Backup extends GrantedCommand {


	public void processCommand() throws Exception {
		if (commandParams == null) {
			showHelp();
			return;
		}
		String fileName = commandParams.trim();
		long time =  System.currentTimeMillis();
		try {
			Core.getDB().backupTo(fileName, false);
		} catch (Exception e) {
			MessageOutFn.outln(console, Utils.formattedStacktrace(e));
			throw e;
		}
		time = System.currentTimeMillis() - time;
		MessageOutFn.outln(console, "Done. time:"+(time/1000D)+" sec.");
	}

	public void showHelp() {
		MessageOutFn.outln(console, command.name + ": backups database to specified file");
		MessageOutFn.outln(console, "Usage:" + command.name + " <backup_db_file_name>");
		MessageOutFn.outln(console, "NOTE: last flush database image will be saved");
	}
}