Possible?

try {
      applet = MinecraftLauncher.getMinecraftApplet(pack);
    } catch (CorruptedMinecraftJarException corruption) {
      corruption.printStackTrace();
    } catch (MinecraftVerifyException verify) {
      org.spoutcraft.launcher.api.Launcher.getLogger().log(Level.SEVERE, "Minecraft Verification error", verify);
      org.spoutcraft.launcher.api.Launcher.clearCache(pack);
      JOptionPane.showMessageDialog(getParent(), "Your Minecraft installation is corrupt, but has been cleaned. \nTry to login again.\n\n If that fails, close and restart the application.");
      setVisible(false);
      dispose();
      org.spoutcraft.launcher.api.Launcher.getFrame().enableForm();
      return;
    }