def get_attribute_values(node, locations, attribute_name):
"""
Get unique attribute values from locations.
Given a list of locations, and an attribute name, it cooking the locations at
the given node, and gets a list of unique values for the attribute_name.
Args:
node (str): node
locations (list): locations to cook
attribute_name (str): Attribute name to fetch
Returns:
list. List of unique attributes
"""
runtime = FnGeolib.GetRegisteredRuntimeInstance()
txn = runtime.createTransaction()
client = txn.createClient()
op = Nodes3DAPI.GetOp(txn, NodegraphAPI.GetNode(node.getName()))
txn.setClientOp(client, op)
runtime.commit(txn)
attribute_values = []
for location in locations:
cooked_location = client.cookLocation(location)
attrs = cooked_location.getAttrs()
attribute = attrs.getChildByName(attribute_name)
attribute_value = attribute.getChildByName("value").getValue()
if attribute_value not in attribute_values:
attribute_values.append(attribute_value)
return attribute_values
def __viewNodeChangedEvent(self, node):
viewedTime = NodegraphAPI.GetCurrentTime()
viewedNode = NodegraphAPI.GetViewNode()
print "viewNode ---> ", viewedNode
if not viewedNode:
self.__runtime = None
self.__client = None
return
self.__runtime = FnGeolib.GetRegisteredRuntimeInstance()
txn = self.__runtime.createTransaction()
op = Nodes3DAPI.GetOp(txn, viewedNode, viewedTime)
if not op:
self.__runtime = None
return
self.__client = txn.createClient()
txn.setClientOp(self.__client, op)
self.__runtime.commit(txn)
self.__setLocations()
def getClient(node=None):
runtime = FnGeolib.GetRegisteredRuntimeInstance()
transaction = runtime.createTransaction()
client = transaction.createClient()
if node:
terminalOp = Nodes3DAPI.GetOp(transaction, node)
transaction.setClientOp(client, terminalOp)
runtime.commit(transaction)
return client
def getAll():
node = NodegraphAPI.GetViewNode()
runtime = FnGeolib.GetRegisteredRuntimeInstance()
txn = runtime.createTransaction()
client = txn.createClient()
op = Nodes3DAPI.GetOp(txn, node)
txn.setClientOp(client, op)
runtime.commit(txn)
locationPathsAndData = []
traversal = FnGeolib.Util.Traversal(client, "/root")
while traversal.valid():
locationPathsAndData.append(
(traversal.getLocationPath(), traversal.getLocationData()))
traversal.next()
for i in locationPathsAndData:
print i
