public static boolean isPresent(String klass) {
        try {
            Class.forName(klass);
            return true;
        } catch (ReflectiveOperationException ignored) {
            return false;
        }
    }
Returns true if a specific class can be loaded.

@param klass The class
@return True if it can be loaded, false otherwise
core/src/main/java/org/jdbi/v3/core/internal/JdbiClassUtils.java