POE::Resource::Extrefs - internal reference counts manager for POE::Kernel

There is no public API.

POE::Resource::Extrefs is a mix-in class for POE::Kernel. It provides the features to manage session reference counts, specifically the ones that applications may use. POE::Resource::Extrefs is used internally by POE::Kernel, so it has no public interface.

See Public Reference Counters in POE::Kernel for the public extref API.

See Resources in POE::Kernel for for public information about POE resources.

See POE::Resource for general discussion about resources and the classes that manage them.

Reference counters have no ownership information, so one entity's reference counts may conflict with another's. This is usually not a problem if all entities behave.

Please see POE for more information about authors and contributors.