Implement the asType method for a class

asType.groovy

Object asType(Class type) {

    switch (type) {
        case String:
            return this.toString()
            break

        case Integer:
            return this.toInteger()
            break

        case File:
            return new File(this.path)
            break

        default:
            throw new IllegalArgumentException("Can't convert to type: $type.simpleName")
            break
    }

}