acs::LockfreeCache method eval (public)

 <instance of acs::LockfreeCache> eval -key key  \
    [ -no_cache no_cache ] [ -no_empty ] \
    [ -from_cache_indicator from_cache_indicator ] cmd

Defined in packages/acs-tcl/tcl/acs-cache-procs.tcl

Use the "prefix" to determine whether the cache is per-thread or per-request.

Switches:

-key (required)

key for caching, should start with package-key and a dot to avoid name clashes

-no_cache (optional)

list of returned values that should not be cached

-no_empty (optional, defaults to "false")

don't cache empty values. This flag is deprecated, one should use the no_cache flag instead.

-from_cache_indicator (optional)

variable name to indicate whether the returned value was from cache or not

Parameters:

cmd (required)

command to be executed.

Returns:

return the last value set (don't use "return").

Testcases:

No testcase defined.