PTDiffusionPartialJSONUpdateConstraint(PTDiffusionBinary) Category Reference

Introduction

Extension adding support to partial JSON update constraints for requiring primitive values at locations referenced with a JSON pointer.

Since

6.10

Instance Methods
(nullable instancetype)	- withBinaryValue:atPointer:comparisonOperator:error:

Method Documentation

- (nullable instancetype) withBinaryValue:		(nonnull NSData *)	value
atPointer:		(nonnull NSString *)	pointer
comparisonOperator:		(nonnull PTDiffusionUpdateConstraintOperator *)	comparisonOperator
error:		(NSError *__autoreleasing *const)	error

Compares a location within the JSON topic value to a specified value.

If there is no value found at the specified pointer position, the constraint will be unsatisfied.

Only the operator IS) can be used with binary values.

Parameters

value	The value to be compared against the topic value.
pointer	A JSON Pointer) syntax reference locating the value in the JSON object. comparisonOperator The comparison operator. See PTDiffusionUpdateConstraintOperator.
error	Location to store a reason in case of failure. May be nil.

Returns

The new constraint, or nil on failure.

Since

6.10

Extends class PTDiffusionPartialJSONUpdateConstraint.