Updated readme with more example images and details

Readme.md → README.md

@@ -49,7 +49,26 @@ point mapping configuration. You can configure the mapping as shown below.
 
 ![Point Mapping Configuration](point_mapping.png)
 
+### Examples
+
+#### Real-time Processing
+Python client processing two CCTV videos (of Bandaranayake International Airport, Sri Lanka)
+in parallel. All the detected people are mapped to the ground map and tracked. We
+are capable of tracing across cameras as well.
+
+![Real-time Processing](real-time_processing.png)
+
+### Viewing Tracked Person Timelines
+
+Under *Time Line* tab, the paths followed by each individual is shown. You
+can click on each path to see pictures of the person corresponding to the 
+selected path.
+
+(Note: this example timeline looks confusing because of the crowded test videos used)
+![Time Line](timeline.png)
+
 ## Contributors
+
 * Madhawa Vidanapathirana - [email protected]
 * Imesha Sudasingha - [email protected]
 * Pasindu Kanchana - [email protected] 

core/src/main/java/org/augur/sense/core/CameraNotifier.java

@@ -107,13 +107,14 @@ public void notifyCamera(long timestamp) {
 
     @Override
     public void completed(HttpResponse httpResponse) {
+        String entity = null;
         try {
-            String entity = HttpUtils.readEntity(httpResponse.getEntity());
+            entity = HttpUtils.readEntity(httpResponse.getEntity());
             LocalMap receivedMap = HttpUtils.mapEntity(entity, LocalMap.class);
             cameraCoordinator.addLocalMap(receivedMap);
             setState(State.IDLE);
         } catch (IOException e) {
-            logger.error("Error occurred when reading entity", e);
+            logger.error("Error occurred when reading entity: {}", entity, e);
             setState(State.IDLE);
         }
     }