+ *
+ * <pre>
+ *
+ * Example:
+ *
+ * RequestURL:
+ * http://localhost:8080/controller/nb/v2/topology/default
+ *
+ * Response in XML:
+ * <?xml version="1.0" encoding="UTF-8" standalone="yes"?><topology><edgeProperties><edge><tailNodeConnector id="2" type="OF"><node id="00:00:00:00:00:00:00:02" type="OF"/></tailNodeConnector><headNodeConnector id="2" type="OF"><node id="00:00:00:00:00:00:00:51" type="OF"/></headNodeConnector></edge><properties><state><value>1</value></state><config><value>1</value></config><name><value>C1_2-L2_2</value></name><timeStamp><value>1377279422032</value><name>creation</name></timeStamp></properties></edgeProperties><edgeProperties><edge><tailNodeConnector id="2" type="OF"><node id="00:00:00:00:00:00:00:51" type="OF"/></tailNodeConnector><headNodeConnector id="2" type="OF"><node id="00:00:00:00:00:00:00:02" type="OF"/></headNodeConnector></edge><properties><state><value>1</value></state><name><value>L2_2-C1_2</value></name><config><value>1</value></config><timeStamp><value>1377279423564</value><name>creation</name></timeStamp></properties></edgeProperties></topology>
+ *
+ * Response in JSON:
+ * {"edgeProperties":[{"edge":{"tailNodeConnector":{"@id":"2","@type":"OF","node":{"@id":"00:00:00:00:00:00:00:02","@type":"OF"}},"headNodeConnector":{"@id":"2","@type":"OF","node":{"@id":"00:00:00:00:00:00:00:51","@type":"OF"}}},"properties":{"timeStamp":{"value":"1377278961017","name":"creation"}}},{"edge":{"tailNodeConnector":{"@id":"2","@type":"OF","node":{"@id":"00:00:00:00:00:00:00:51","@type":"OF"}},"headNodeConnector":{"@id":"2","@type":"OF","node":{"@id":"00:00:00:00:00:00:00:02","@type":"OF"}}},"properties":{"timeStamp":{"value":"1377278961018","name":"creation"}}}]}
+ *
+ * </pre>