def fromXML(cls, elem):
if not ElementTree.iselement(elem):
raise TypeError("Expecting %r input type for parsing; got %r" %
(ElementTree.Element, elem))
if QName.getLocalPart(elem.tag) != cls.DEFAULT_ELEMENT_LOCAL_NAME:
raise XMLTypeParseError("No \"%s\" element found" %
cls.DEFAULT_ELEMENT_LOCAL_NAME)
authzDecisionStatement = XACMLAuthzDecisionStatement()
for childElem in elem:
localName = QName.getLocalPart(childElem.tag)
if localName == Response.ELEMENT_LOCAL_NAME:
# Create XACML context request from Response element.
authzDecisionStatement.xacmlContextResponse = \
ResponseElementTree.fromXML(childElem)
elif localName == Request.ELEMENT_LOCAL_NAME:
# Create XACML context request from Request element.
authzDecisionStatement.xacmlContextRequest = \
RequestElementTree.fromXML(childElem)
else:
raise XMLTypeParseError("Unrecognised XACMLAuthzDecisionQuery child "
"element \"%s\"" % localName)
return authzDecisionStatement
