public Applications toApplications() { Map<String, Application> appsByName = new HashMap<>(); Iterator<InstanceInfo> it = serviceIterator(); while (it.hasNext()) { InstanceInfo instanceInfo = it.next(); Application instanceApp = appsByName.get(instanceInfo.getAppName()); if (instanceApp == null) { instanceApp = new Application(instanceInfo.getAppName()); appsByName.put(instanceInfo.getAppName(), instanceApp); } instanceApp.addInstance(instanceInfo); } // Do not pass application list to the constructor, as it does not initialize properly // Applications // data structure. Applications applications = new Applications(); for (Application app : appsByName.values()) { applications.addApplication(app); } applications.setAppsHashCode(applications.getReconcileHashCode()); return applications; }