spring-projects / spring-projects/spring-data-rest

Class cast exception for GETs on empty collection resource with "Accept:application/x-spring-data-compact+json" [DATAREST-1035]

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Since Dec 31, 2020.

in: repository type: bug
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Description

Yury BIalykh opened DATAREST-1035 and commented

GETing a collection resource ("/orders") when there are no items in the collection with

Accept:application/x-spring-data-compact+json 

or

Accept:text/uri-list

will result in

java.lang.ClassCastException: org.springframework.hateoas.core.EmbeddedWrappers$EmptyCollectionEmbeddedWrapper cannot be cast to org.springframework.hateoas.Resource
	at org.springframework.data.rest.webmvc.RepositoryEntityController.getCollectionResourceCompact(RepositoryEntityController.java:242)

Affects: 2.5.8 (Hopper SR8)

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