def __init__(self, agent, io = None):
self._agent = agent
if io is None:
self._io = get_io(self._agent.remote)
else:
self._io = io
def get_provider(cls, agent, resource_id):
"""
Return a provider to handle the given resource
"""
resource_type = resource_id.entity_type
io = get_io(agent.remote)
if resource_type in cls.__command_functions:
for hndlr in cls.__command_functions[resource_type].values():
if hndlr.is_available(io):
h = hndlr(agent, io)
cls.__handlers.append(h)
return h
raise Exception("No resource handler registered for resource of type %s" % resource_type)