google::cloud::storage::v1::IfNoneMatchEtag Struct Reference

A pre-condition: apply this operation only if the HTTP Entity Tag does not match. More...

#include <google/cloud/storage/well_known_headers.h>

Static Public Member Functions
static char const *	header_name ()

Detailed Description

A pre-condition: apply this operation only if the HTTP Entity Tag does not match.

HTTP Entity Tags allow applications to conditionally execute a query only if the target resource matches the expected state. This can be useful, for example, to implement optimistic concurrency control in the application.

Definition at line 124 of file well_known_headers.h.

Member Function Documentation

header_name()

static char const* google::cloud::storage::v1::IfNoneMatchEtag::header_name ( )

inlinestatic

Definition at line 127 of file well_known_headers.h.