Values:
STATE_UNSPECIFIED (0):
The processor is in an unspecified state.
ENABLED (1):
The processor is enabled, i.e., has an
enabled version which can currently serve
processing requests and all the feature
dependencies have been successfully initialized.
DISABLED (2):
The processor is disabled.
ENABLING (3):
The processor is being enabled, will become ENABLED if
successful.
DISABLING (4):
The processor is being disabled, will become DISABLED if
successful.
CREATING (5):
The processor is being created, will become either
ENABLED (for successful creation) or FAILED (for
failed ones). Once a processor is in this state, it can then
be used for document processing, but the feature
dependencies of the processor might not be fully created
yet.
FAILED (6):
The processor failed during creation or
initialization of feature dependencies. The user
should delete the processor and recreate one as
all the functionalities of the processor are
disabled.
DELETING (7):
The processor is being deleted, will be
removed if successful.