Example usage for com.google.gson JsonObject JsonObject

Introduction

In this page you can find the example usage for com.google.gson JsonObject JsonObject.

Prototype

JsonObject

Source Link

Usage

From source file:be.iminds.iot.dianne.jsonrpc.DianneSSEServlet.java

License:Open Source License

@Override
public void handleEvent(Event event) {
    // construct server sent event
    JsonObject data = new JsonObject();

    if (event.getTopic().contains("progress")) {
        // progress
        data.add("type", new JsonPrimitive("progress"));
        data.add("jobId", new JsonPrimitive(event.getProperty("jobId").toString()));

        if (event.containsProperty("iteration")) {
            data.add("iteration", new JsonPrimitive((Long) event.getProperty("iteration")));
        }/*from w  w w  . j  av a2  s . co m*/

        if (event.containsProperty("minibatchLoss")) {
            data.add("minibatchLoss", new JsonPrimitive((Float) event.getProperty("minibatchLoss")));
        }

        if (event.containsProperty("validationLoss")) {
            data.add("validationLoss", new JsonPrimitive((Float) event.getProperty("validationLoss")));
        }

        if (event.containsProperty("q")) {
            data.add("q", new JsonPrimitive((Float) event.getProperty("q")));
        }

        if (event.containsProperty("reward")) {
            data.add("reward", new JsonPrimitive((Float) event.getProperty("reward")));
        }

        if (event.containsProperty("sequence")) {
            data.add("sequence", new JsonPrimitive((Long) event.getProperty("sequence")));
        }
    } else {
        // notification
        if (event.containsProperty("jobId"))
            data.add("jobId", new JsonPrimitive(event.getProperty("jobId").toString()));
        data.add("type", new JsonPrimitive("notification"));
        data.add("message", new JsonPrimitive((String) event.getProperty("message")));
        data.add("level", new JsonPrimitive(event.getProperty("level").toString()));
        long timestamp = (Long) event.getProperty("timestamp");
        data.add("timestamp", new JsonPrimitive(timestamp));
    }

    StringBuilder builder = new StringBuilder();
    builder.append("data: ").append(data.toString()).append("\n\n");
    String sse = builder.toString();

    // send to all clients
    Iterator<Entry<String, AsyncContext>> it = clients.entrySet().iterator();
    while (it.hasNext()) {
        AsyncContext client = it.next().getValue();
        try {
            PrintWriter writer = client.getResponse().getWriter();
            writer.write(sse);
            writer.flush();
        } catch (Exception e) {
            it.remove();
        }
    }
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONConverter.java

License:Open Source License

public static JsonObject toJson(NeuralNetworkDTO dto) {
    JsonObject nn = new JsonObject();

    JsonObject modules = new JsonObject();
    for (ModuleDTO m : dto.modules.values()) {
        JsonObject module = toJson(m);/*from w w  w  .j a  v  a  2s.  co  m*/
        modules.add(m.id.toString(), module);
    }

    String name = dto.name == null ? "unnamed" : dto.name;
    nn.add("name", new JsonPrimitive(name));
    nn.add("modules", modules);
    return nn;
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONConverter.java

License:Open Source License

public static JsonObject toJson(ModuleDTO dto) {
    JsonObject module = new JsonObject();

    module.add("id", new JsonPrimitive(dto.id.toString()));
    module.add("type", new JsonPrimitive(dto.type));

    if (dto.next != null) {
        JsonArray next = new JsonArray();
        for (UUID n : dto.next) {
            next.add(new JsonPrimitive(n.toString()));
        }/*www .j a v a  2s .  c o m*/
        module.add("next", next);
    }

    if (dto.prev != null) {
        JsonArray prev = new JsonArray();
        for (UUID p : dto.prev) {
            prev.add(new JsonPrimitive(p.toString()));
        }
        module.add("prev", prev);
    }

    if (dto.properties != null) {
        for (String k : dto.properties.keySet()) {
            module.add(k, new JsonPrimitive(dto.properties.get(k)));
        }
    }

    return module;
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONRPCRequestFactory.java

License:Open Source License

public static JsonObject createLearnRequest(int id, NeuralNetworkDTO nn, String dataset,
        Map<String, String> properties) {
    JsonObject request = new JsonObject();
    request.add("jsonrpc", new JsonPrimitive("2.0"));
    request.add("method", new JsonPrimitive("learn"));
    request.add("id", new JsonPrimitive(id));

    JsonArray params = new JsonArray();
    params.add(DianneJSONConverter.toJson(nn));
    params.add(new JsonPrimitive(dataset));
    params.add(createJsonFromMap(properties));
    request.add("params", params);

    return request;
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONRPCRequestFactory.java

License:Open Source License

public static JsonObject createEvalRequest(int id, String nnName, String dataset,
        Map<String, String> properties) {
    JsonObject request = new JsonObject();
    request.add("jsonrpc", new JsonPrimitive("2.0"));
    request.add("method", new JsonPrimitive("eval"));
    request.add("id", new JsonPrimitive(id));

    JsonArray params = new JsonArray();
    params.add(new JsonPrimitive(nnName));
    params.add(new JsonPrimitive(dataset));
    params.add(createJsonFromMap(properties));
    request.add("params", params);

    return request;

}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONRPCRequestFactory.java

License:Open Source License

public static JsonObject createDeployRequest(int id, String nnName) {
    JsonObject request = new JsonObject();
    request.add("jsonrpc", new JsonPrimitive("2.0"));
    request.add("method", new JsonPrimitive("deploy"));
    request.add("id", new JsonPrimitive(id));

    JsonArray params = new JsonArray();
    params.add(new JsonPrimitive(nnName));
    request.add("params", params);

    return request;
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONRPCRequestFactory.java

License:Open Source License

public static JsonObject createUndeployRequest(int id, String nnId) {
    JsonObject request = new JsonObject();
    request.add("jsonrpc", new JsonPrimitive("2.0"));
    request.add("method", new JsonPrimitive("undeploy"));
    request.add("id", new JsonPrimitive(id));

    JsonArray params = new JsonArray();
    params.add(new JsonPrimitive(nnId));
    request.add("params", params);

    return request;
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONRPCRequestFactory.java

License:Open Source License

public static JsonObject createForwardRequest(int id, String nnId, int[] dims) {
    JsonObject request = new JsonObject();
    request.add("jsonrpc", new JsonPrimitive("2.0"));
    request.add("method", new JsonPrimitive("forward"));
    request.add("id", new JsonPrimitive(id));

    JsonArray params = new JsonArray();
    params.add(new JsonPrimitive(nnId));

    // create input
    JsonArray input = new JsonArray();
    List<JsonArray> toAdd = new ArrayList<>();
    toAdd.add(input);/*from ww  w .j  a v  a 2s  . c  om*/
    for (int i = 0; i < dims.length; i++) {
        List<JsonArray> nextAdd = new ArrayList<>();
        int d = dims[i];
        for (int k = 0; k < d; k++) {
            if (i == dims.length - 1) {
                // add floats
                for (JsonArray a : toAdd) {
                    a.add(new JsonPrimitive(0.0f));
                }
            } else {
                // add jsonarrays
                for (JsonArray a : toAdd) {
                    JsonArray newArray = new JsonArray();
                    a.add(newArray);
                    nextAdd.add(newArray);
                }
            }
        }
        toAdd = nextAdd;
    }
    params.add(input);

    request.add("params", params);

    return request;
}

---

From source file:be.iminds.iot.dianne.nn.util.DianneJSONRPCRequestFactory.java

License:Open Source License

private static JsonObject createJsonFromMap(Map<String, String> map) {
    JsonObject json = new JsonObject();
    for (Entry<String, String> e : map.entrySet()) {
        json.add(e.getKey(), new JsonPrimitive(e.getValue()));
    }//  w  w  w .  j ava 2  s  . co m
    return json;
}

---

From source file:be.uantwerpen.dc.studyassistant.StudyAssistant.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//w w w.j a v a  2s. c o m
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");

    String urlPath = request.getServletPath();

    if (urlPath.equalsIgnoreCase("/resources")) {

        ArrayList<Environment> lcs = this.getEnvironmentResources();

        Integer min = Integer.MAX_VALUE;
        Integer max = Integer.MIN_VALUE;
        for (Environment e : lcs) {
            if (e.getArduinoloudness() != null && e.getArduinoloudness() < min) {
                min = e.getArduinoloudness();
            }
            if (e.getArduinoloudness() != null && e.getArduinoloudness() > max) {
                max = e.getArduinoloudness();
            }
        }

        try (PrintWriter out = response.getWriter()) {
            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet StudyAssistant</title>");
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet StudyAssistant at " + request.getContextPath() + "</h1>");
            for (Environment e : lcs) {
                out.println(e.toString());
            }

            out.println("Noise MAX: " + max);
            out.println("Noise MIN: " + min);

            out.println("</body>");
            out.println("</html>");
        }
    } else if (urlPath.equalsIgnoreCase("/resources/gauge")) {
        Environment lastRecord = this.getLastEnvironmentRecord();

        StudyIndex inx = new StudyIndex(lastRecord);
        double index = inx.getStudyIndex();
        index *= 100;

        index = Math.round(index * 100.0) / 100.0;

        JsonObject obj = new JsonObject();

        // create an array called cols
        JsonArray cols = new JsonArray();
        JsonArray rows = new JsonArray();
        JsonArray messages = new JsonArray();

        JsonObject col = new JsonObject();
        col.addProperty("id", "Index");
        col.addProperty("label", "Index");
        col.addProperty("type", "string");
        cols.add(col);

        JsonObject col2 = new JsonObject();
        col2.addProperty("id", "Value");
        col2.addProperty("label", "Value");
        col2.addProperty("type", "number");
        cols.add(col2);

        obj.add("cols", cols);

        JsonObject c = new JsonObject();
        JsonArray row = new JsonArray();

        JsonObject v1 = new JsonObject();
        v1.addProperty("v", "Index");
        row.add(v1);

        JsonObject v2 = new JsonObject();
        v2.addProperty("v", index);
        row.add(v2);

        c.add("c", row);

        rows.add(c);

        obj.add("rows", rows);

        String msg = "";
        if ((inx.alcoholIndex < 0.90) || (inx.methaneIndex < 0.90)) {
            msg += "Room needs better air circulation.";
            JsonObject msg1 = new JsonObject();
            msg1.addProperty("text", msg);
            messages.add(msg1);
        }

        JsonObject msg2 = new JsonObject();
        msg = "";
        if (lastRecord.getArduinolight() < StudyIndex.lightOptimalValue) {
            msg += "Increase room luminance!";
        } else if (lastRecord.getArduinolight() > StudyIndex.lightOptimalValue) {
            msg += "Lower room luminance!";
        } else {
            msg += "Room luminance is optimal!";
        }
        msg2.addProperty("text", msg);
        messages.add(msg2);

        JsonObject msg3 = new JsonObject();
        msg = "";
        if (lastRecord.getDs18b20temp() < StudyIndex.temperatureOptimalValue) {
            msg += "Increase room temperature!";
        } else if (lastRecord.getDs18b20temp() > StudyIndex.temperatureOptimalValue) {
            msg += "Lower room temperature!";
        } else {
            msg += "Room temperature is optimal!";
        }
        msg3.addProperty("text", msg);
        messages.add(msg3);

        JsonObject msg4 = new JsonObject();
        msg = "";
        if (lastRecord.getArduinoloudness() > StudyIndex.loudnessOptimalValue) {
            msg += "Room is too noisy!";
            msg4.addProperty("text", msg);
            messages.add(msg4);
        }

        JsonObject msg5 = new JsonObject();
        msg = "";
        if (lastRecord.getDs18b20temp() < StudyIndex.temperatureOptimalValue) {
            msg += "Humidity is less than optimal.";
        } else if (lastRecord.getDs18b20temp() > StudyIndex.temperatureOptimalValue) {
            msg += "Humidity is above optimal.";
        } else {
            msg += "Humidity is optimal!";
        }
        msg5.addProperty("text", msg);
        messages.add(msg5);

        obj.add("messages", messages);

        Gson gson = new GsonBuilder().setPrettyPrinting().serializeNulls()
                .setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE).create();

        response.setContentType("application/json");
        response.setCharacterEncoding("utf-8");

        PrintWriter out = response.getWriter();

        out.print(gson.toJson(obj));
    } else if (urlPath.equalsIgnoreCase("/resources/humidity")) {
        JsonObject obj = this.getCoreChartsJson("Humidity");
        this.printJson(obj, response);
    } else if (urlPath.equalsIgnoreCase("/resources/temperature")) {
        JsonObject obj = this.getCoreChartsJson("Temperature");
        this.printJson(obj, response);
    } else if (urlPath.equalsIgnoreCase("/resources/loudness")) {
        JsonObject obj = this.getCoreChartsJson("Loudness");
        this.printJson(obj, response);
    } else if (urlPath.equalsIgnoreCase("/resources/light")) {
        JsonObject obj = this.getCoreChartsJson("Light");
        this.printJson(obj, response);
    } else if (urlPath.equalsIgnoreCase("/resources/bubbleindex")) {
        JsonObject obj = this.getCoreChartsJson("Environment Index Score");
        this.printJson(obj, response);
    } else if (urlPath.equalsIgnoreCase("/resources/minmax")) {
        JsonObject obj = this.findMinMax();
        this.printJson(obj, response);
    }
}

---

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