GaudiPython.Bindings.InterfaceCast Class Reference

Inheritance diagram for GaudiPython.Bindings.InterfaceCast:

Collaboration diagram for GaudiPython.Bindings.InterfaceCast:

Public Member Functions
def	__init__ (self, t)
def	__call__ (self, obj)

Public Attributes
	type

Static Public Attributes
def	cast = __call__

Detailed Description

Helper class to obtain the adequate interface from a component
    by using the Gaudi queryInterface() mechanism 

Definition at line 122 of file Bindings.py.

Constructor & Destructor Documentation

__init__()

def GaudiPython.Bindings.InterfaceCast.__init__	(		self,
			t
	)

Reimplemented in GaudiPython.Bindings.Interface.

Definition at line 126 of file Bindings.py.

    def __init__(self, t):
        if type(t) is str:
            t = getattr(gbl, t)
        self.type = t

Member Function Documentation

__call__()

def GaudiPython.Bindings.InterfaceCast.__call__	(		self,
			obj
	)

Definition at line 131 of file Bindings.py.

    def __call__(self, obj):
        if obj:
            ip = makeNullPointer(self.type)
            try:
                if obj.queryInterface(self.type.interfaceID(), ip).isSuccess():
                    return ip
                else:
                    print("ERROR: queryInterface failed for", obj,
                          "interface:", self.type)
            except Exception as e:
                print("ERROR: exception", e,
                      "caught when retrieving interface", self.type,
                      "for object", obj)
                import traceback
                traceback.print_stack()
        return None

Member Data Documentation

cast

def GaudiPython.Bindings.InterfaceCast.cast = __call__

static

Definition at line 148 of file Bindings.py.

type

GaudiPython.Bindings.InterfaceCast.type

Definition at line 129 of file Bindings.py.

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

• GaudiPython/python/GaudiPython/Bindings.py