def getFunctionForExecuteMessage(self, jsonMessage, objectToRead):
if "field" not in jsonMessage:
raise MalformedMessageException("missing 'field'")
field = jsonMessage["field"]
if not isinstance(field, str):
raise MalformedMessageException("fieldname was not a string")
field = intern(field)
try:
funDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
funDef = getattr(getObjectClass(objectToRead), field)
if not Decorators.isFunctionToExpose(funDef):
raise InvalidFunctionException()
if Decorators.functionExpectsCallback(funDef):
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
if isinstance(arg, list):
return getattr(x, field)(callback, *arg)
else:
return getattr(x, field)(callback, **arg)
return caller
else:
return lambda x, callback, *args: getattr(x, field)(callback, *args)
else:
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
try:
if isinstance(arg, list):
callback(getattr(x, field)(*arg))
else:
callback(getattr(x, field)(**arg))
except Exception as e:
callback(e)
return caller
else:
def caller(x, callback, *args):
try:
callback(getattr(x, field)(*args))
except Exception as e:
callback(e)
return caller
def getFunctionForExecuteMessage(self, jsonMessage, objectToRead):
if 'field' not in jsonMessage:
raise MalformedMessageException("missing 'field'")
field = jsonMessage['field']
if not isinstance(field, str):
raise MalformedMessageException("fieldname was not a string")
field = intern(field)
try:
funDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
funDef = getattr(getObjectClass(objectToRead), field)
if not Decorators.isFunctionToExpose(funDef):
raise InvalidFunctionException()
if Decorators.functionExpectsCallback(funDef):
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
if isinstance(arg, list):
return getattr(x,field)(callback, *arg)
else:
return getattr(x,field)(callback, **arg)
return caller
else:
return lambda x, callback, *args: getattr(x, field)(callback, *args)
else:
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
try:
if isinstance(arg, list):
callback(getattr(x,field)(*arg))
else:
callback(getattr(x,field)(**arg))
except Exception as e:
callback(e)
return caller
else:
def caller(x, callback, *args):
try:
callback(getattr(x, field)(*args))
except Exception as e:
callback(e)
return caller
