Few Fixes to the virtual firealarm analytics view.

components/iot-plugins/virtual-fire-alarm-plugin/org.wso2.carbon.device.mgt.iot.virtualfirealarm.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.device.type.virtual_firealarm.realtime.analytics-view/analytics-view.js

@@ -18,20 +18,24 @@
 
 function onRequest(context) {
     var log = new Log("stats.js");
+    var carbonServer = require("carbon").server;
     var device = context.unit.params.device;
     var devicemgtProps = require("/app/modules/conf-reader/main.js")["conf"];
     var constants = require("/app/modules/constants.js");
+
     var websocketEndpoint = devicemgtProps["wssURL"].replace("https", "wss");
-    var jwtService = carbon.server.osgiService('org.wso2.carbon.identity.jwt.client.extension.service.JWTClientManagerService');
+    var jwtService = carbonServer.osgiService(
+        'org.wso2.carbon.identity.jwt.client.extension.service.JWTClientManagerService');
     var jwtClient = jwtService.getJWTClient();
-    var encodedClientKeys = session.get(constants.ENCODED_CLIENT_KEYS_IDENTIFIER);
+    var encodedClientKeys = session.get(constants["ENCODED_TENANT_BASED_CLIENT_APP_CREDENTIALS"]);
     if (encodedClientKeys) {
-        var tokenUtil = require("/app/modules/util.js").util;
-        var resp = tokenUtil.decode(encodedClientKeys).split(",");
-        var user = session.get(constants.USER_SESSION_KEY);
-        var deviceParam = "{\"scope\":\"stats\",\"deviceIdentifiers\":[{\"id\":\""+device.deviceIdentifier+" \", \"type\":\""+device.type+"\"}]}";
+        var tokenUtil = require("/app/modules/oauth/token-handler-utils.js")["utils"];
+        var resp = tokenUtil.decode(encodedClientKeys).split(":");
+        log.error(resp);
+        var deviceParam = "{\"scope\":\"stats\",\"deviceIdentifiers\":[{\"id\":\"" + device.deviceIdentifier
+                          + " \", \"type\":\"" + device.type + "\"}]}";
         var encodedScope = tokenUtil.encode(deviceParam);
-        var tokenPair = jwtClient.getAccessToken(resp[0], resp[1], user.username, null,
+        var tokenPair = jwtClient.getAccessToken(resp[0], resp[1], context.user.username,
                                                  "{\"device\": \"" + encodedScope + "\"}");
         var token = "";
         if (tokenPair) {