@LauncherAPI public void verify() { // Version getVersion(); IOHelper.verifyFileName(getAssetIndex()); // Client VerifyHelper.verify(getTitle(), VerifyHelper.NOT_EMPTY, "Profile title can't be empty"); VerifyHelper.verify( getServerAddress(), VerifyHelper.NOT_EMPTY, "Server address can't be empty"); VerifyHelper.verifyInt( getServerPort(), VerifyHelper.range(0, 65535), "Illegal server port: " + getServerPort()); // Updater and client watch service update.verifyOfType(ConfigEntry.Type.STRING); updateVerify.verifyOfType(ConfigEntry.Type.STRING); updateExclusions.verifyOfType(ConfigEntry.Type.STRING); // Client launcher jvmArgs.verifyOfType(ConfigEntry.Type.STRING); classPath.verifyOfType(ConfigEntry.Type.STRING); clientArgs.verifyOfType(ConfigEntry.Type.STRING); VerifyHelper.verify(getTitle(), VerifyHelper.NOT_EMPTY, "Main class can't be empty"); }