tree bcc01123939865422af062f28b97ac9863cb7122
parent c10742419e8b4b71713794aa522bb79aa91f0a13
author Thomas Watson <tjwatson@us.ibm.com> 1610475885 -0600
committer Thomas Watson <tjwatson@us.ibm.com> 1610475885 -0600

Add support for Optional<ServiceType> to be injected

This is only supported for unary (0..1, 1..1) cardinality injection to
fields and constructor.  Method injection is not supported for Optional
type injection.