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

Introduction

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

Prototype

public JSONObject isObject()

Source Link

Document

Returns non-null if this JSONValue is really a JSONObject.

Usage

From source file:edu.ucsb.eucalyptus.admin.client.extensions.store.JSONImageInfo.java

License:Open Source License

public String getProviderUri() {
    JSONValue providerValue = object.get("provider");
    if (providerValue != null) {
        JSONObject providerObject = providerValue.isObject();
        if (providerObject != null) {
            return JSONUtil.asString(providerObject.get("uri"));
        }/*  w  w w  . jav  a  2 s .  co  m*/
    }
    return null;
}

From source file:edu.ucsb.eucalyptus.admin.client.extensions.store.JSONImageState.java

License:Open Source License

public String getActionUri(Action action) {
    JSONValue actionsValue = object.get("actions");
    if (actionsValue != null) {
        JSONObject actionsObject = actionsValue.isObject();
        if (actionsObject != null) {
            String actionKey = action.toString().toLowerCase().replace('_', '-');
            return JSONUtil.asString(actionsObject.get(actionKey));
        }//from w  w  w. j  a  v  a2  s. c o  m
    }
    return null;
}

From source file:edu.ucsb.eucalyptus.admin.client.extensions.store.JSONUtil.java

License:Open Source License

static public JSONObject parseObject(String data) {
    JSONObject jsonObject = null;//  ww  w  .  j a  va2s.c o m
    try {
        JSONValue jsonValue = JSONParser.parse(data);
        jsonObject = jsonValue.isObject();
    } catch (JSONException e) {
        GWT.log("Tried to parse bad JSON data", e);
        JSONValue jsonValue = JSONParser.parse("{\"error-message\": \"Received bad JSON data.\"}");
        jsonObject = jsonValue.isObject();
    }
    return jsonObject;
}

From source file:edu.umn.msi.tropix.webgui.client.utils.JObject.java

License:Open Source License

public JObject getJObjectOrNull(final String key) {
    final JSONValue value = this.getObject().get(key);
    if (value == null) {
        return null;
    }/*from   ww w  . j a v  a 2  s  .co  m*/
    return new JObjectImpl(value.isObject());
}

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

License:Open Source License

protected User parseUser(JSONObject jsonUser) throws SerializationException {
    final String login = this.json2string(jsonUser.get("login"));
    final String email = this.json2string(jsonUser.get("email"));
    final String fullName = this.json2string(jsonUser.get("full_name"));
    String adminUrl = this.json2string(jsonUser.get("admin_url"), true);
    if (adminUrl == null)
        adminUrl = "";

    final JSONValue roleValue = jsonUser.get("role");
    if (roleValue == null)
        throw new SerializationException("Expected role field in User");
    final JSONObject jsonRole = roleValue.isObject();
    if (jsonRole == null)
        throw new SerializationException("Expected JSON Object as Role, found: " + roleValue);
    final Role role = this.parseRole(jsonRole);

    return new User(login, fullName, email, role, adminUrl);
}

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

License:Open Source License

protected JSONObject parseResultObject(String response) throws SerializationException, WebLabServerException {
    final JSONValue result = this.parseResult(response);
    final JSONObject resultObject = result.isObject();
    if (resultObject == null)
        throw new SerializationException("Expecting an object as a result; found: " + result);
    return resultObject;
}

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

License:Open Source License

private JSONValue parseResult(String response) throws SerializationException, WebLabServerException {
    final JSONValue value;
    try {//from   w ww. ja  v  a 2s  .  com
        value = JSONParser.parseStrict(response);
    } catch (final IllegalArgumentException e) {
        throw new SerializationException("Invalid response: " + e.getMessage(), e);
    } catch (final JSONException e) {
        throw new SerializationException("Invalid response: " + e.getMessage(), e);
    }
    final JSONObject responseObject = value.isObject();
    if (responseObject == null)
        throw new SerializationException("Expecting an object as a response; found: " + response);

    final JSONValue isException = responseObject.get("is_exception");
    final JSONBoolean isExceptionB = isException.isBoolean();
    if (isExceptionB.booleanValue())
        this.throwException(responseObject);

    final JSONValue result = responseObject.get("result");
    if (result == null)
        throw new SerializationException("Expecting 'result'; not found");
    return result;
}

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

License:Open Source License

protected JSONObject json2object(JSONValue value, boolean supportNull) throws SerializationException {
    final JSONObject jsonobj = value.isObject();
    if (jsonobj == null && !supportNull)
        throw new SerializationException("Object expected, found: " + value);
    return jsonobj;
}

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

License:Open Source License

public void start() {
    final RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, this.configurationPath);
    try {//from w  w  w  .j av  a2  s . c  o  m
        builder.sendRequest(null, new RequestCallback() {
            @Override
            public void onError(Request request, Throwable exception) {
                ConfigurationManager.this.callback.onFailure(exception);
            }

            @Override
            public void onResponseReceived(Request request, Response response) {
                if (response.getStatusCode() / 100 == 2 || response.getStatusCode() / 100 == 3) {
                    final JSONValue value;
                    try {
                        value = JSONParser.parseLenient(response.getText());
                    } catch (final Exception e) {
                        ConfigurationManager.this.callback.onFailure(new ConfigurationException(
                                "Error parsing configuration: " + e.getMessage(), e));
                        return;
                    }

                    final JSONObject objValue = value.isObject();
                    if (objValue == null) {
                        ConfigurationManager.this.callback.onFailure(
                                new ConfigurationException("Error parsing configuration: object expected"));
                        return;
                    }

                    for (final String key : objValue.keySet()) {
                        final JSONValue currentValue = objValue.get(key);
                        if (currentValue == null) {
                            ConfigurationManager.this.callback.onFailure(new ConfigurationException(
                                    "Error parsing configuration: empty value for key: " + key));
                            return;
                        }
                        ConfigurationManager.this.configurationMap.put(key, currentValue);
                    }

                    ConfigurationManager.this.callback.onLoaded();
                } else {
                    ConfigurationManager.this.callback
                            .onFailure(new ConfigurationException("Invalid status code: "
                                    + response.getStatusCode() + "; " + response.getStatusText()));
                }
            }
        });
    } catch (final RequestException e1) {
        ConfigurationManager.this.callback
                .onFailure(new ConfigurationException("Exception thrown creating request: " + e1.getMessage()));
    }
}

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

License:Open Source License

@Override
public IConfigurationRetriever[] getExperimentsConfiguration(String experimentType)
        throws InvalidConfigurationValueException {
    final JSONValue value = this.configurationMap.get("experiments");
    if (value == null) // If no experiment is configured, just return an empty array
        return new IConfigurationRetriever[] {};

    final JSONObject objectValue = value.isObject();
    if (objectValue == null)
        throw new InvalidConfigurationValueException(
                "'experiments' field in the configuration file must be an object!!!");

    final JSONValue experimentTypeValue = objectValue.get(experimentType);
    if (experimentTypeValue == null) // If no experiment of that type is configured, just return an empty array
        return new IConfigurationRetriever[] {};

    final JSONArray experimentTypeArray = experimentTypeValue.isArray();
    if (experimentTypeArray == null)
        throw new InvalidConfigurationValueException(
                "Any experiment type in the 'experiments' field of the configuration file must be an array!");

    final IConfigurationRetriever[] resultingConfigurationRetrievers = new IConfigurationRetriever[experimentTypeArray
            .size()];/* w w  w.j av a  2 s  .com*/
    for (int i = 0; i < experimentTypeArray.size(); ++i) {
        final JSONValue currentExperimentConfiguration = experimentTypeArray.get(i);
        final JSONObject currentExperimentConfigurationObject = currentExperimentConfiguration.isObject();
        if (currentExperimentConfigurationObject == null)
            throw new InvalidConfigurationValueException(
                    "Any experiment in the array of experiment types of 'experiments' in the configuration file must be an object!");

        final Map<String, JSONValue> experimentConfiguration = new HashMap<String, JSONValue>();
        for (final String key : currentExperimentConfigurationObject.keySet())
            experimentConfiguration.put(key, currentExperimentConfigurationObject.get(key));

        resultingConfigurationRetrievers[i] = new ConfigurationRetriever(experimentConfiguration, this);
    }

    return resultingConfigurationRetrievers;
}