Database Reference
In-Depth Information
Figure
2
illustrates the main user interface components of the web application:
The menu bar provides commands for creating new applications, opening existing
applications for editing, extracting de
ned applications in XML format, loading
applications from XML format, validating a new design and saving it to the cloud.
The central pane serves as the workspace area for modeling services.
The node toolbox (left pane) contains the list of nodes that can be dragged into the
workspace. Nodes are grouped by functionality.
The properties pane (right pane) provides access to any selected node
'
s properties.
The console pane (bottom pane) provides workspace validation information
(problems/warnings) as well as a debug preview of the generated SPARQL code for
the designed service.
Fig. 2. User Interface (UI) of the request denition module
4.2 Applications Management
The tool provides a range of functionalities for managing IoT applications.
In
particular:
A
≪
reset applications
≫
option is provided in order to clear all applications and
services, while a
≪
reload applications
≫
option reloads all available applications.
A
option allows for the creation of a new application through
providing a name and a description. The new application appears as blank appli-
cation and is available for editing.
≪
new applications
≫
An
edit existing application
option is provided to allow for opening an appli-
≪
≫
cation for further editing.
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