Unit tests for applications REST APIs

Change-Id: I4e8360ca9b0ca9eafe1b226b648acfe2b0676caa

@@ -46,7 +46,7 @@ public class ApplicationsWebResource extends AbstractWebResource {
 
     @GET
     @Path("{name}")
-    public Response getApplication(@PathParam("id") String name) {
+    public Response getApplication(@PathParam("name") String name) {
         ApplicationAdminService service = get(ApplicationAdminService.class);
         ApplicationId appId = service.getId(name);
         return response(service, appId);

@@ -23,7 +23,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 /**
  * Mock codec context for use in codec unit tests.
  */
-public final class MockCodecContext implements CodecContext {
+public class MockCodecContext implements CodecContext {
 
     private ObjectMapper mapper = new ObjectMapper();
     private CodecManager manager = new CodecManager();