Example usage for com.google.gwt.json.client JSONValue isNumber

Introduction

In this page you can find the example usage for com.google.gwt.json.client JSONValue isNumber.

Prototype

public JSONNumber isNumber() 

Source Link

Document

Returns a non-null reference if this JSONValue is really a JSONNumber.

Usage

From source file:es.deusto.weblab.client.comm.CommonSerializerJSON.java

License:Open Source License

protected int json2int(JSONValue value) throws SerializationException {
    if (value == null)
        throw new SerializationException("Int expected, found null");
    final JSONNumber jsonnumber = value.isNumber();
    if (jsonnumber == null)
        throw new SerializationException("Int expected, found: " + value);
    return (int) jsonnumber.doubleValue();
}

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From source file:es.deusto.weblab.client.configuration.ConfigurationRetriever.java

License:Open Source License

/**
 * Retrieves an integer property. Will throw if the property is not found
 * after searching the retriever and its parent.
 * @param key String which uniquely identifies the property
 *//*  w  w  w.j  a v a  2  s.  c  om*/
@Override
public int getIntProperty(String key)
        throws ConfigurationKeyNotFoundException, InvalidConfigurationValueException {
    final JSONValue value = this.getJSONProperty(key);
    if (value == null)
        throw new ConfigurationKeyNotFoundException("Configuration key: " + key + " not found");

    final JSONNumber numberValue = value.isNumber();
    if (numberValue == null)
        throw new InvalidConfigurationValueException("Invalid number format for key " + key);
    return (int) numberValue.doubleValue();
}

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From source file:es.deusto.weblab.client.configuration.ConfigurationRetriever.java

License:Open Source License

/**
 * Retrieves an integer property.//ww  w .  ja  v  a2 s. c  o m
 * @param key String which uniquely identifies the property
 */
@Override
public int getIntProperty(String key, int def) {
    final JSONValue value = this.getJSONProperty(key);
    if (value == null)
        return def;

    final JSONNumber numberValue = value.isNumber();
    if (numberValue == null)
        return def;

    return (int) numberValue.doubleValue();
}

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From source file:es.deusto.weblab.client.experiments.aquarium.ui.SingleWebcamPanel.java

License:Open Source License

private void configureWebcam(WlWebcam webcam, JSONObject initialConfigObject, int number) {
    final JSONValue webcamValue = initialConfigObject.get("webcam" + number);
    if (webcamValue != null) {
        final String urlWebcam = webcamValue.isString().stringValue();
        webcam.setUrl(urlWebcam);//from w w  w. ja  va2s.  co m
    }

    final JSONValue mjpegValue = initialConfigObject.get("mjpeg" + number);
    if (mjpegValue != null) {
        final String mjpeg = mjpegValue.isString().stringValue();
        int width = 320;
        int height = 240;
        if (initialConfigObject.get("mjpegWidth" + number) != null) {
            final JSONValue mjpegWidth = initialConfigObject.get("mjpegWidth" + number);
            if (mjpegWidth.isNumber() != null) {
                width = (int) mjpegWidth.isNumber().doubleValue();
            } else if (mjpegWidth.isString() != null) {
                width = Integer.parseInt(mjpegWidth.isString().stringValue());
            }
        }
        if (initialConfigObject.get("mjpegHeight" + number) != null) {
            final JSONValue mjpegHeight = initialConfigObject.get("mjpegHeight" + number);
            if (mjpegHeight.isNumber() != null) {
                height = (int) mjpegHeight.isNumber().doubleValue();
            } else if (mjpegHeight.isString() != null) {
                height = Integer.parseInt(mjpegHeight.isString().stringValue());
            }
        }
        webcam.setStreamingUrl(mjpeg, width, height);
    }
}

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From source file:es.deusto.weblab.client.experiments.incubator.ui.EggMiniWidget.java

License:Open Source License

private void configureWebcam(WlWebcam webcam, JSONObject initialConfigObject, String number) {
    final JSONValue webcamValue = initialConfigObject.get("webcam" + number);
    if (webcamValue != null) {
        final String urlWebcam = webcamValue.isString().stringValue();
        webcam.setUrl(urlWebcam);/*from ww  w.  j a  va  2  s . co m*/
    }

    final JSONValue mjpegValue = initialConfigObject.get("mjpeg" + number);
    if (mjpegValue != null) {
        final String mjpeg = mjpegValue.isString().stringValue();
        int width = 320;
        int height = 240;
        if (initialConfigObject.get("mjpegWidth" + number) != null) {
            final JSONValue mjpegWidth = initialConfigObject.get("mjpegWidth" + number);
            if (mjpegWidth.isNumber() != null) {
                width = (int) mjpegWidth.isNumber().doubleValue();
            } else if (mjpegWidth.isString() != null) {
                width = Integer.parseInt(mjpegWidth.isString().stringValue());
            }
        }
        if (initialConfigObject.get("mjpegHeight" + number) != null) {
            final JSONValue mjpegHeight = initialConfigObject.get("mjpegHeight" + number);
            if (mjpegHeight.isNumber() != null) {
                height = (int) mjpegHeight.isNumber().doubleValue();
            } else if (mjpegHeight.isString() != null) {
                height = Integer.parseInt(mjpegHeight.isString().stringValue());
            }
        }
        webcam.setStreamingUrl(mjpeg, width, height);
    }
}

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From source file:es.deusto.weblab.client.experiments.pic18.ui.Pic18Experiment.java

License:Open Source License

private boolean parseWebcamConfig(String initialConfiguration) {
    final JSONValue initialConfigValue = JSONParser.parseStrict(initialConfiguration);
    final JSONObject initialConfigObject = initialConfigValue.isObject();
    if (initialConfigObject == null) {
        Window.alert("Error parsing robot configuration: not an object: " + initialConfiguration);
        return true;
    }/*  w  w  w.  j a v a 2s . com*/

    final JSONValue webcamValue = initialConfigObject.get("webcam");
    if (webcamValue != null) {
        final String urlWebcam = webcamValue.isString().stringValue();
        this.webcam.setUrl(urlWebcam);
    }

    final JSONValue mjpegValue = initialConfigObject.get("mjpeg");
    if (mjpegValue != null) {
        final String mjpeg = mjpegValue.isString().stringValue();
        int width = 320;
        int height = 240;
        if (initialConfigObject.get("mjpegWidth") != null) {
            final JSONValue mjpegWidth = initialConfigObject.get("mjpegWidth");
            if (mjpegWidth.isNumber() != null) {
                width = (int) mjpegWidth.isNumber().doubleValue();
            } else if (mjpegWidth.isString() != null) {
                width = Integer.parseInt(mjpegWidth.isString().stringValue());
            }
        }
        if (initialConfigObject.get("mjpegHeight") != null) {
            final JSONValue mjpegHeight = initialConfigObject.get("mjpegHeight");
            if (mjpegHeight.isNumber() != null) {
                height = (int) mjpegHeight.isNumber().doubleValue();
            } else if (mjpegHeight.isString() != null) {
                height = Integer.parseInt(mjpegHeight.isString().stringValue());
            }
        }
        this.webcam.setStreamingUrl(mjpeg, width, height);
    }
    return false;
}

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From source file:es.deusto.weblab.client.ui.widgets.WlWebcam.java

License:Open Source License

public void configureWebcam(JSONObject initialConfigObject) {
    final JSONValue webcamValue = initialConfigObject.get("webcam");
    if (webcamValue != null) {
        final String urlWebcam = webcamValue.isString().stringValue();
        setUrl(urlWebcam);//ww  w .  ja  v  a 2 s . c om
    }

    final JSONValue mjpegValue = initialConfigObject.get("mjpeg");
    if (mjpegValue != null) {
        final String mjpeg = mjpegValue.isString().stringValue();
        int width = 320;
        int height = 240;
        if (initialConfigObject.get("mjpegWidth") != null) {
            final JSONValue mjpegWidth = initialConfigObject.get("mjpegWidth");
            if (mjpegWidth.isNumber() != null) {
                width = (int) mjpegWidth.isNumber().doubleValue();
            } else if (mjpegWidth.isString() != null) {
                width = Integer.parseInt(mjpegWidth.isString().stringValue());
            }
        }
        if (initialConfigObject.get("mjpegHeight") != null) {
            final JSONValue mjpegHeight = initialConfigObject.get("mjpegHeight");
            if (mjpegHeight.isNumber() != null) {
                height = (int) mjpegHeight.isNumber().doubleValue();
            } else if (mjpegHeight.isString() != null) {
                height = Integer.parseInt(mjpegHeight.isString().stringValue());
            }
        }
        setStreamingUrl(mjpeg, width, height);
    }
}

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From source file:fast.servicescreen.client.gui.codegen_js.CodeGenerator.java

License:Open Source License

/**
 * This method send the current template to
 * an service which writes a js and a html file with it as content. 
 * *//*from  w w  w . j av a  2  s. c o m*/
public void write_JS_File(boolean isLocal) {
    //create GWT service impl.
    service = GWT.create(RequestService.class);

    //send pre - trans - post code to server
    service.saveJsFileOnServer(isLocal, screen.getName(), prehtml, helperMethods + rootTemplate, posthtml,
            new AsyncCallback<String>() {
                @Override
                public void onSuccess(String result) {
                    GWT.log("Writing .js file to RequestService succed..", null);

                    Window.alert(result);
                }

                @Override
                public void onFailure(Throwable caught) {
                    GWT.log("ERROR while writing .js file to RequestService..", null);

                    Window.alert(caught.getLocalizedMessage());
                }
            });

    //shareBuildingBlock():
    //url and header
    String url = "http://localhost:13337/" /*URL_Settings.getGVS_URL()*/ + "buildingblock/resource";
    final String cookie = "fastgvsid=" + Cookies.getCookie("fastgvsid");
    final HashMap<String, String> headers = new HashMap<String, String>();
    headers.put("Cookie", cookie);

    //build operator
    String jsonObject = createBuildingBlock();
    String body = "buildingblock=" + jsonObject;

    //upload to GVS
    service.sendHttpRequest_POST(url, headers, body, new AsyncCallback<String>() {
        @Override
        public void onFailure(Throwable caught) {
        }

        @Override
        public void onSuccess(String result) {
            if (result != null && result != "-1" && result.startsWith("{")) {
                JSONValue resourceVal = JSONParser.parse(result);
                JSONObject resourceObj = resourceVal.isObject();
                JSONValue idVal = resourceObj.get("id");
                JSONNumber idNum = idVal.isNumber();
                String id = idNum.toString();

                if (id != null) {
                    String shareUrl = "http://127.0.0.1:13337/" + "buildingblock/" + id + "/sharing";
                    service.sendHttpRequest_POST(shareUrl, headers, "", new AsyncCallback<String>() {
                        @Override
                        public void onFailure(Throwable caught) {
                            //Resource couldn't be shared
                            System.out.println("Resource couldn't be shared" + caught.getMessage());
                        }

                        @Override
                        public void onSuccess(String result) {
                            //Resource was shared
                            System.out.println("Resource was shared: " + result);
                        }
                    });
                }
            }
        }
    });
}

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From source file:fast.servicescreen.client.gui.RuleUtil.java

License:Open Source License

/**
 * Recursive method for retrieving all jsonvalues for a specified tagName
 * *///from   w w w  .  j  a va  2  s .  c  o m
public static void jsonValuesByTagName(JSONArray elements, JSONValue root, String tagName) {
    //if object search on first layer. on failure begin depth-search
    JSONObject object = root.isObject();
    if (object != null) {
        //get (first layer) keys contained in the JSONValue
        Set<String> keys = object.keySet();

        //seek on first layer
        for (Iterator<String> iterator = keys.iterator(); iterator.hasNext();) {
            String key = (String) iterator.next();

            //found - add it and stop
            if (key.equals(tagName)) {
                int index = elements.size();
                elements.set(index, object.get(key));
                //stop - key can occur only once on first layer
                break;
            }
            //nothing found - depth-search
            else {
                jsonValuesByTagName(elements, object.get(key), tagName);
            }
        }
    }

    //if it's an array, search among it's children by calling recursive method
    //for every child
    JSONArray jsonArray = root.isArray();
    if (jsonArray != null) {
        for (int i = 0; i < jsonArray.size(); i++) {
            jsonValuesByTagName(elements, jsonArray.get(i), tagName);
        }
    }

    //if it's a matching boolean, number or string: add it
    JSONBoolean jsonBoolean = root.isBoolean();
    if (jsonBoolean != null && tagName.equals(jsonBoolean.booleanValue())) {
        int index = elements.size();
        elements.set(index, jsonBoolean);
    }
    JSONNumber jsonNumber = root.isNumber();
    if (jsonNumber != null && tagName.equals(jsonNumber.doubleValue())) {
        int index = elements.size();
        elements.set(index, jsonNumber);
    }
    JSONString jsonString = root.isString();
    if (jsonString != null && tagName.equals(jsonString.stringValue())) {
        int index = elements.size();
        elements.set(index, jsonString);
    }
}

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From source file:fast.servicescreen.client.gui.RuleUtil.java

License:Open Source License

/**
 * Returns the String value of given JSONValue, or "" if
 * value was emtpy/*w  w  w.ja  v a2 s . c om*/
 * */
public static String getJSONValue_AsString(JSONValue jsonValue) {
    if (jsonValue != null) {
        //Define JSON valuetype. Get its sting value 
        String nodeValue = "";
        JSONBoolean attrBoolean = jsonValue.isBoolean();
        JSONNumber attrNumber = jsonValue.isNumber();
        JSONString attrString = jsonValue.isString();

        if (attrBoolean != null) {
            nodeValue = "" + attrBoolean.booleanValue();
        } else if (attrNumber != null) {
            nodeValue = "" + attrNumber.doubleValue();
        } else if (attrString != null) {
            String stringValue = attrString.stringValue();
            if (stringValue != null && !"".equals(stringValue.trim())) {
                nodeValue = "" + stringValue;
            } else {
                nodeValue = "";
            }
        }

        return nodeValue;
    }

    return "";
}

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