void AtomicTool::Start()
{
    // Subscribe to events
    SubscribeToEvent(E_COMMANDERROR, HANDLER(AtomicTool, HandleCommandError));
    SubscribeToEvent(E_COMMANDFINISHED, HANDLER(AtomicTool, HandleCommandFinished));

    SubscribeToEvent(E_LICENSE_EULAREQUIRED, HANDLER(AtomicTool, HandleLicenseEulaRequired));
    SubscribeToEvent(E_LICENSE_ACTIVATIONREQUIRED, HANDLER(AtomicTool, HandleLicenseActivationRequired));
    SubscribeToEvent(E_LICENSE_ERROR, HANDLER(AtomicTool, HandleLicenseError));
    SubscribeToEvent(E_LICENSE_SUCCESS, HANDLER(AtomicTool, HandleLicenseSuccess));

    const Vector<String>& arguments = GetArguments();

    ToolSystem* tsystem = new ToolSystem(context_);
    context_->RegisterSubsystem(tsystem);

    ToolEnvironment* env = new ToolEnvironment(context_);
    context_->RegisterSubsystem(env);

//#ifdef ATOMIC_DEV_BUILD

    if (!env->InitFromJSON())
    {
        ErrorExit(ToString("Unable to initialize tool environment from %s", env->GetDevConfigFilename().CString()));
        return;
    }

    if (!cliDataPath_.Length())
    {
        cliDataPath_ = env->GetRootSourceDir() + "/Resources/";
    }

//#endif

    tsystem->SetCLI();
    tsystem->SetDataPath(cliDataPath_);


    if (activationKey_.Length())
    {
        DoActivation();
        return;
    } else if (deactivate_)
    {
        DoDeactivation();
        return;
    }

    BuildSystem* buildSystem = GetSubsystem<BuildSystem>();

    SharedPtr<CommandParser> parser(new CommandParser(context_));

    SharedPtr<Command> cmd(parser->Parse(arguments));
    if (!cmd)
    {
        String error = "No command found";

        if (parser->GetErrorMessage().Length())
            error = parser->GetErrorMessage();

        ErrorExit(error);
        return;
    }

    if (cmd->RequiresProjectLoad())
    {
        FileSystem* fileSystem = GetSubsystem<FileSystem>();

        String projectDirectory = fileSystem->GetCurrentDir();

        Vector<String> projectFiles;
        fileSystem->ScanDir(projectFiles, projectDirectory, "*.atomic", SCAN_FILES, false);
        if (!projectFiles.Size())
        {
            ErrorExit(ToString("No .atomic project file in %s", projectDirectory.CString()));
            return;
        }
        else if (projectFiles.Size() > 1)
        {
            ErrorExit(ToString("Multiple .atomic project files found in %s", projectDirectory.CString()));
            return;
        }

        String projectFile = projectDirectory + "/" + projectFiles[0];

        if (!tsystem->LoadProject(projectFile))
        {
            //ErrorExit(ToString("Failed to load project: %s", projectFile.CString()));
            //return;
        }

        // Set the build path
        String buildFolder = projectDirectory + "/" + "Build";
        buildSystem->SetBuildPath(buildFolder);

        if (!fileSystem->DirExists(buildFolder))
        {
            fileSystem->CreateDir(buildFolder);

            if (!fileSystem->DirExists(buildFolder))
            {
                ErrorExit(ToString("Failed to create build folder: %s", buildFolder.CString()));
                return;
            }
        }

    }

    command_ = cmd;

    // BEGIN LICENSE MANAGEMENT
    if (cmd->RequiresLicenseValidation())
    {
        GetSubsystem<LicenseSystem>()->Initialize();
    }
    else
    {
        if (command_.Null())
        {
            GetSubsystem<Engine>()->Exit();
            return;
        }

        command_->Run();
    }
    // END LICENSE MANAGEMENT

}