+ *
+ * <pre>
+ *
+ * Example:
+ *
+ * Request URL:
+ * http://localhost:8080/controller/nb/v2/statistics/default/port
+ *
+ * Response body in JSON:
+ * {
+ * "portStatistics": [
+ * {
+ * "node": {
+ * "id":"00:00:00:00:00:00:00:02",
+ * "type":"OF"
+ * },
+ * "portStatistic": [
+ * {
+ * "nodeConnector":{
+ * "node":{
+ * "id":"00:00:00:00:00:00:00:02",
+ * "type":"OF"
+ * },
+ * "id":"3",
+ * "type":"OF"
+ * },
+ * "receivePackets": "182",
+ * "transmitPackets": "173",
+ * "receiveBytes": "12740",
+ * "transmitBytes": "12110",
+ * "receiveDrops": "0",
+ * "transmitDrops": "0",
+ * "receiveErrors": "0",
+ * "transmitErrors": "0",
+ * "receiveFrameError": "0",
+ * "receiveOverRunError": "0",
+ * "receiveCrcError": "0",
+ * "collisionCount": "0"
+ * },
+ * {
+ * "nodeConnector": {
+ * "node":{
+ * "id":"00:00:00:00:00:00:00:02",
+ * "type":"OF"
+ * },
+ * "id":"2",
+ * "type":"OF"
+ * },
+ * "receivePackets": "174",
+ * "transmitPackets": "181",
+ * "receiveBytes": "12180",
+ * "transmitBytes": "12670",
+ * "receiveDrops": "0",
+ * "transmitDrops": "0",
+ * "receiveErrors": "0",
+ * "transmitErrors": "0",
+ * "receiveFrameError": "0",
+ * "receiveOverRunError": "0",
+ * "receiveCrcError": "0",
+ * "collisionCount": "0"
+ * },
+ *
+ * ]
+ * },
+ * {
+ * "node": {
+ * "id":"00:00:00:00:00:00:00:03",
+ * "type":"OF"
+ * },
+ * "portStatistic": [
+ * ..................
+ * .......................
+ * ..........................
+ * ]
+ * }
+ * ]
+ * }
+ *
+ * Response body in XML:
+ * <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+ * <list>
+ * <portStatistics>
+ * <node>
+ * <id>00:00:00:00:00:00:00:02</id>
+ * <type>OF</type>
+ * </node>
+ * <portStatistic>
+ * <nodeConnector>
+ * <node>
+ * <id>00:00:00:00:00:00:00:02</id>
+ * <type>OF</type>
+ * </node>
+ * <id>3</id>
+ * <type>OF</type>
+ * </nodeConnector>
+ * <receivePackets>181</receivePackets>
+ * <transmitPackets>172</transmitPackets>
+ * <receiveBytes>12670</receiveBytes>
+ * <transmitBytes>12040</transmitBytes>
+ * <receiveDrops>0</receiveDrops>
+ * <transmitDrops>0</transmitDrops>
+ * <receiveErrors>0</receiveErrors>
+ * <transmitErrors>0</transmitErrors>
+ * <receiveFrameError>0</receiveFrameError>
+ * <receiveOverRunError>0</receiveOverRunError>
+ * <receiveCrcError>0</receiveCrcError>
+ * <collisionCount>0</collisionCount>
+ * </portStatistic>
+ * <portStatistic>
+ * <nodeConnector>
+ * <node>
+ * <id>00:00:00:00:00:00:00:02</id>
+ * <type>OF</type>
+ * </node>
+ * <id>2</id>
+ * <type>OF</type>
+ * </nodeConnector>
+ * <receivePackets>173</receivePackets>
+ * <transmitPackets>180</transmitPackets>
+ * <receiveBytes>12110</receiveBytes>
+ * <transmitBytes>12600</transmitBytes>
+ * <receiveDrops>0</receiveDrops>
+ * <transmitDrops>0</transmitDrops>
+ * <receiveErrors>0</receiveErrors>
+ * <transmitErrors>0</transmitErrors>
+ * <receiveFrameError>0</receiveFrameError>
+ * <receiveOverRunError>0</receiveOverRunError>
+ * <receiveCrcError>0</receiveCrcError>
+ * <collisionCount>0</collisionCount>
+ * </portStatistic>
+ * </portStatistics>
+ * </list>
+ * </pre>