def register(self, required, provided, name, value):
if value is None:
self.unregister(required, provided, name, value)
return
required = tuple(map(_convert_None_to_Interface, required))
name = _normalize_name(name)
order = len(required)
byorder = self._adapters
while len(byorder) <= order:
byorder.append({})
components = byorder[order]
key = required + (provided,)
for k in key:
d = components.get(k)
if d is None:
d = {}
components[k] = d
components = d
if components.get(name) is value:
return
components[name] = value
n = self._provided.get(provided, 0) + 1
self._provided[provided] = n
if n == 1:
self._v_lookup.add_extendor(provided)
self.changed(self)
def register(self, required, provided, name, value):
if not isinstance(name, STRING_TYPES):
raise ValueError('name is not a string')
if value is None:
self.unregister(required, provided, name, value)
return
required = tuple(map(_convert_None_to_Interface, required))
name = _normalize_name(name)
order = len(required)
byorder = self._adapters
while len(byorder) <= order:
byorder.append({})
components = byorder[order]
key = required + (provided, )
for k in key:
d = components.get(k)
if d is None:
d = {}
components[k] = d
components = d
if components.get(name) is value:
return
components[name] = value
n = self._provided.get(provided, 0) + 1
self._provided[provided] = n
if n == 1:
self._v_lookup.add_extendor(provided)
self.changed(self)
def registered(self, required, provided, name=u''):
return self._find_leaf(
self._adapters,
required,
provided,
_normalize_name(name)
)
def registered(self, required, provided, name=_BLANK):
required = tuple(map(_convert_None_to_Interface, required))
name = _normalize_name(name)
order = len(required)
byorder = self._adapters
if len(byorder) <= order:
return None
components = byorder[order]
key = required + (provided,)
for k in key:
d = components.get(k)
if d is None:
return None
components = d
return components.get(name)
def registered(self, required, provided, name=_BLANK):
required = tuple(map(_convert_None_to_Interface, required))
name = _normalize_name(name)
order = len(required)
byorder = self._adapters
if len(byorder) <= order:
return None
components = byorder[order]
key = required + (provided, )
for k in key:
d = components.get(k)
if d is None:
return None
components = d
return components.get(name)
