GaudiKernel.PropertyProxy.DataHandlePropertyProxy Class Reference

Inheritance diagram for GaudiKernel.PropertyProxy.DataHandlePropertyProxy:

Collaboration diagram for GaudiKernel.PropertyProxy.DataHandlePropertyProxy:

Public Member Functions
	__init__ (self, descr, docString, default)
	__get__ (self, obj, type=None)
	__set__ (self, obj, value)
	convertValueToBeSet (self, obj, value)
Public Member Functions inherited from GaudiKernel.PropertyProxy.PropertyProxy
	__init__ (self, descr, docString=None, default=None)
	setDefault (self, value)
	getDefault (self)
	fullPropertyName (self, obj)
	__get__ (self, obj, type=None)
	__set__ (self, obj, value)
	__delete__ (self, obj)

Additional Inherited Members
Public Attributes inherited from GaudiKernel.PropertyProxy.PropertyProxy
dict	history = {}
	descr = descr
bool	deprecated = False
Properties inherited from GaudiKernel.PropertyProxy.PropertyProxy
	default = property(getDefault, setDefault)

Detailed Description

Definition at line 411 of file PropertyProxy.py.

Constructor & Destructor Documentation

__init__()

GaudiKernel.PropertyProxy.DataHandlePropertyProxy.__init__	(		self,
			descr,
			docString,
			default )

Definition at line 412 of file PropertyProxy.py.

    def __init__(self, descr, docString, default):
        PropertyProxy.__init__(self, descr, docString, default)
 

Member Function Documentation

__get__()

GaudiKernel.PropertyProxy.DataHandlePropertyProxy.__get__	(		self,
			obj,
			type = None )

Definition at line 415 of file PropertyProxy.py.

    def __get__(self, obj, type=None):
        try:
            return self.descr.__get__(obj, type)
        except AttributeError:
            # Get default
            try:
                default = obj.__class__.getDefaultProperty(self.descr.__name__)
                default = self.convertValueToBeSet(obj, default)
                if default is not None:
                    self.__set__(obj, default)
            except AttributeError as e:
                # change type of exception to avoid false error message
                raise RuntimeError(*e.args)
 
        return self.descr.__get__(obj, type)
 

__set__()

GaudiKernel.PropertyProxy.DataHandlePropertyProxy.__set__	(		self,
			obj,
			value )

Definition at line 431 of file PropertyProxy.py.

    def __set__(self, obj, value):
        if not obj._isInSetDefaults() or obj not in self.history:
            value = self.convertValueToBeSet(obj, value)
            # assign the value
            self.descr.__set__(obj, value)
            log.debug("Setting %s = %r", self.fullPropertyName(obj), value)
            self.history.setdefault(obj, []).append(value)
 

convertValueToBeSet()

GaudiKernel.PropertyProxy.DataHandlePropertyProxy.convertValueToBeSet	(		self,
			obj,
			value )

Reimplemented in GaudiKernel.PropertyProxy.DataHandleVectorPropertyProxy.

Definition at line 439 of file PropertyProxy.py.

    def convertValueToBeSet(self, obj, value):
        if value is None:
            value = ""
 
        mode = obj.__class__.getDefaultProperty(self.descr.__name__).mode()
        _type = obj.__class__.getDefaultProperty(self.descr.__name__).type()
        if isinstance(value, str):
            return DataHandle(value, mode, _type)
        elif isinstance(value, DataHandle):
            return DataHandle(value.__str__(), mode, _type)
        else:
            raise ValueError(
                "received an instance of {}, but {} expected".format(
                    type(value), "str or DataHandle"
                )
            )
 
 

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The documentation for this class was generated from the following file:

• GaudiKernel/python/GaudiKernel/PropertyProxy.py