When not ViewResolver's have been registered, detect if the context
contains any other ViewResolver beans. If not, add InternalResourceVR
to match default DispatcherServlet behavior.
Issue: SPR-12267
Commit 6a04831 introduced a regression that lead to burst recovery
attempts when the broker is up but the listener is failing for some
reason (the most obvious one being that the destination does not
exist).
Since the sleep period between recovery attempts strategy is more
complex, we can't just sleep for a period of time. But we can create
an execution and apply it once which should work just fine for most
use cases.
Issue: SPR-12183
The new contract allows registration of interceptors with any
MessageChannel implementation hierarchy -- for example the one in the
Spring Framework or the one in Spring Integration.
When a DISCONNECT is sent to the broker, we proactively close the TCP
connection unless the DISCONNECT has a receipt header. Depending on
the timing, the broker may also close the connection on its side.
That appears to cause an exception in reactor on the CI server, e.g.:
https://build.spring.io/browse/SPR-PUB-JOB1-1715/test/case/135247530
This change traps the exceptions and prevents it from propagating.
This change uses a ChannelInterceptor (inserted at index 0) to detect
when a DISCONNECT message is precluded from being sent on the
clientInboundChannel. This can happen if another interceptor allows
a runtime exception out from preSend or returns false.
It is crucial for such messages to be processed, so when detected
they're processed still.
Issue: SPR-12218
This commit ensures that single quotes nested in double quotes in
code examples in the reference manual are properly escaped using ''.
Issue: SPR-12246
WebSocket clients going away is an expected and common occurance.
Logging at ERROR level on failure to close a connection or on failures
to write data to a WebSocket sessions has a high potential for false
positives with very little to do. This change lowers the log level for
a number of log messages that fit this category.
This should be helped by the effort already spent for 4.1 to ensure
logging at DEBUG level doesn't produce excessive amounts of logging.
Issue: SPR-12155
Refine the logic introduced in commit 71c6eb2b so that additional
imported @Configuration classes are not considered as candidates if
they have already been parsed.
Issue: SPR-12233