def __new__(klass, context):
adapter = super(UniquelyIdentified, klass).__new__(klass)
meta_context = IMetaDataProvider(context)
uuid = meta_context.setdefault_meta('identifier', UUID())
identifier_registry.setdefault(uuid, context)
adapter.initialize(meta_context)
return adapter
def __new__(klass, context):
adapter = super(UniquelyIdentified, klass).__new__(klass)
meta_context = IMetaDataProvider(context)
uuid = meta_context.setdefault_meta('identifier', UUID())
identifier_registry.setdefault(uuid, context)
adapter.initialize(meta_context)
return adapter
def configuration(self):
config = super(MetaDataNode, self).configuration()
metaprovider = IMetaDataProvider(self)
metadata = []
for name,value in metaprovider.get_items():
metadata.append({'name':name,'definition':value})
config['metadata'] = metadata
return config
def configure(self, config):
metadata = config.get('metadata', [])
metaprovider = IMetaDataProvider(self)
for datum in metadata:
name, value = datum['name'], datum['definition']
metaprovider[name] = value
super(MetaDataNode, self).configure(config)
from mpx.lib.metadata.adapters import MetaDataProvider
class C(object):
implements(Interface)
def __init__(self, name='test', value='test value',
nstest='Namespace conflict test'):
self.name = name
self.value = value
self.__predicate = nstest
objects = []
for i in range(0, 100):
objects.append(C('Test %s' % i, 'Value %s' % i, 'Conflict Test %s' % i))
first = objects[0]
meta1 = IMetaDataProvider(first)
assert meta1.context is first, "Incorrect context"
items = meta1.get_items()
meta_dict = meta1.get_meta_dictionary()
predicates = meta1.get_predicates()
triples = meta1.get_triples()
values = meta1.get_values()
assert type(items) is list, 'Incorrect datatype'
assert type(meta_dict) is dict, 'Incorrect datatype'
assert type(predicates) is list, 'Incorrect datatype'
assert type(triples) is list, 'Incorrect datatype'
assert type(values) is list, 'Incorrect datatype'
assert not (items or meta_dict or predicates or triples or values), 'Non-empty'
def start_simulation(self):
metadataprovider = IMetaDataProvider(self)
point_type = metadataprovider.get_meta('point_type', 'scalar')
point_value = metadataprovider.get_meta('value', 0)
if point_type == 'scalar':
self.parent.scalarcount += 1
try:
minvalue = int(point_value)
except ValueError:
minvalue = float(point_value)
maxvalue = 100
stepvalue = 1
upmagnitude = not (self.parent.scalarcount % 5)
if upmagnitude:
minvalue += 500
maxvalue *= 10
oddscalar = self.parent.scalarcount % 2
if oddscalar:
step = 0.5
minvalue = metadataprovider.get_meta('min', str(minvalue))
maxvalue = metadataprovider.get_meta('max', str(maxvalue))
stepvalue = metadataprovider.get_meta('step', str(stepvalue))
scalartype = simulators.SequentialInteger
conversion = int
try:
minvalue = int(minvalue)
except ValueError:
conversion = float
minvalue = float(minvalue)
scalartype = simulators.SequentialNumber
try:
maxvalue = int(maxvalue)
except ValueError:
conversion = float
maxvalue = float(maxvalue)
scalartype = simulators.SequentialNumber
try:
stepvalue = int(stepvalue)
except ValueError:
conversion = float
stepvalue = float(stepvalue)
scalartype = simulators.SequentialNumber
#self.scalarconversion = conversion
# Overriding for demonstration which uses all floats.
self.scalarconversion = float
self._simulator = scalartype(minvalue, maxvalue, stepvalue)
elif point_type == 'enumeration':
values = point_value.keys()
values.sort()
names = map(point_value.get, values)
enumerations = map(EnumeratedValue, values, names)
self._simulator = simulators.SequentialEnumeration(enumerations)
self.pointtype = point_type
periodvalue = 15
periodvalue = metadataprovider.get_meta('period', str(periodvalue))
try:
periodvalue = int(periodvalue)
except ValueError:
periodvalue = float(periodvalue)
self._simulator = simulators.PeriodicModifier(self._simulator, periodvalue)
self.mode = 'simulation'
def __init__(self,
name='test',
value='test value',
nstest='Namespace conflict test'):
self.name = name
self.value = value
self.__predicate = nstest
objects = []
for i in range(0, 100):
objects.append(C('Test %s' % i, 'Value %s' % i, 'Conflict Test %s' % i))
first = objects[0]
meta1 = IMetaDataProvider(first)
assert meta1.context is first, "Incorrect context"
items = meta1.get_items()
meta_dict = meta1.get_meta_dictionary()
predicates = meta1.get_predicates()
triples = meta1.get_triples()
values = meta1.get_values()
assert type(items) is list, 'Incorrect datatype'
assert type(meta_dict) is dict, 'Incorrect datatype'
assert type(predicates) is list, 'Incorrect datatype'
assert type(triples) is list, 'Incorrect datatype'
assert type(values) is list, 'Incorrect datatype'
assert not (items or meta_dict or predicates or triples or values), 'Non-empty'
