Commit 24d49c3c authored by JINMEI Tatuya's avatar JINMEI Tatuya
Browse files

[2964] updated doc for DataSrcClientsMgr, mainly about thread considerations.

parent 547094b7
......@@ -32,7 +32,7 @@ class DataSrcClientsMgr:
It is intended to be used by applications that refer to the global
'data_sources' module. The reconfigure() method can be called from
a configuration callback for the module of the application. The
get_client_list() is a simple search method to get the configured
get_client_list() method is a simple search method to get the configured
ConfigurableClientList object for a specified RR class (if any),
while still allowing a separate thread to reconfigure the entire lists.
......@@ -73,7 +73,7 @@ class DataSrcClientsMgr:
to use the returned list even if reconfigure() is called while or
after the call to this thread.
Note that this class does not protect furtther access to the returned
Note that this class does not protect further access to the returned
list from multiple threads; it's the caller's responsbility to make
such access thread safe. In general, the find() method on the list
and the use of ZoneFinder created by a DataSourceClient in the list
......@@ -105,7 +105,13 @@ class DataSrcClientsMgr:
strong exception safety: unless building a new set for the new
configuration is fully completed, the old set is intact.
See the description of get_client_list() for thread considerations.
This method can be called from a thread while some other thread
is calling get_client_list() and using the result (see
the description of get_client_list()). In general, however,
only one thread can call this method at one time; while data
integrity will still be preserved, the ordering of the change
will not be guaranteed if multiple threads call this method
at the same time.
config (dict): configuration data for the data_sources module.
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