= JpaSupportService
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Provides access to the current interaction's _EntityManager_ (s)

== API

[source,java]
.JpaSupportService.java
----
interface JpaSupportService {
  Try<EntityManager> getEntityManager(Class<?> entityType)     // <.>
  EntityManager getEntityManagerElseFail(Class<?> entityType)     // <.>
  IllegalStateException failureFor(Class<?> entityType, Throwable cause)
  IllegalStateException failureFor(Class<?> entityType)
  String failureMessage(Class<?> entityType)
}
----

<.> xref:#getEntityManager_Class[getEntityManager(Class)]
+
--
Optionally returns the current interaction's _EntityManager_ , that is bound to given _entityClass_ , based on whether an open interaction is available and a persistence layer is configured in support of JPA.
--
<.> xref:#getEntityManagerElseFail_Class[getEntityManagerElseFail(Class)]
+
--
Returns the current interaction's _EntityManager_ that is managing the given domain type _entityType_ .
--

== Members

[#getEntityManager_Class]
=== getEntityManager(Class)

Optionally returns the current interaction's _EntityManager_ , that is bound to given _entityClass_ , based on whether an open interaction is available and a persistence layer is configured in support of JPA.

[#getEntityManagerElseFail_Class]
=== getEntityManagerElseFail(Class)

Returns the current interaction's _EntityManager_ that is managing the given domain type _entityType_ .
