Example usage for com.google.gson JsonElement getAsString

List of usage examples for com.google.gson JsonElement getAsString

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Introduction

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

Prototype

public String getAsString()

Source Link

Document

convenience method to get this element as a string value.

Usage

From source file:GeoLocation.java

public static void main(String args[]) {
    try {//from www  . j  ava 2 s  .  co  m

        URL myURL = new URL(
                "https://maps.googleapis.com/maps/api/geocode/json?latlng=17.451425,%2078.380957&key=AIzaSyDe_RBKl4DBGy6YCWRPXi9eQzYACt05Tr8");
        URLConnection myURLConnection = myURL.openConnection();
        myURLConnection.connect();
        BufferedReader in = new BufferedReader(new InputStreamReader(myURLConnection.getInputStream()));

        StringBuilder sb = new StringBuilder();

        String line = null;

        while ((line = in.readLine()) != null) {
            sb.append(line + "\n");
        }

        JsonElement json = new JsonParser().parse(sb.toString());
        JsonObject j = json.getAsJsonObject();
        JsonElement je = j.get("results");
        JsonArray ja = je.getAsJsonArray();
        JsonElement je1 = ja.get(1);
        JsonObject j1 = je1.getAsJsonObject();
        JsonElement je2 = j1.get("formatted_address");
        System.out.println(je2.getAsString());
    } catch (MalformedURLException e) {
        // new URL() failed
        // ...
    } catch (IOException e) {
        // openConnection() failed
        // ...
    }

}

From source file:ai.api.model.Result.java

License:Apache License

void trimParameters() {
    if (parameters != null) {
        final List<String> parametersToTrim = new LinkedList<String>();
        for (final String key : parameters.keySet()) {
            final JsonElement jsonElement = parameters.get(key);
            if (jsonElement != null && jsonElement.isJsonPrimitive()) {
                if (((JsonPrimitive) jsonElement).isString() && TextUtils.isEmpty(jsonElement.getAsString())) {
                    parametersToTrim.add(key);
                }/*  w  ww . j a v a  2 s .  co m*/
            }
        }
        for (final String key : parametersToTrim) {
            parameters.remove(key);
        }
    }
}

From source file:ai.nitro.bot4j.integration.slack.receive.webhook.impl.SlackEventWebhookImpl.java

License:Open Source License

protected String handleUrlVerification(final JsonObject jsonReq, final HttpServletResponse res)
        throws IOException {
    res.setContentType("application/x-www-form-urlencoded");

    final JsonElement jsonElementChallenge = jsonReq.get(CHALLENGE);
    final String challenge = jsonElementChallenge.getAsString();

    LOG.info("Responding challenge {}", challenge);

    return challenge;
}

From source file:ai.nitro.bot4j.integration.slack.receive.webhook.impl.SlackEventWebhookImpl.java

License:Open Source License

@Override
public String post(final HttpServletRequest req, final HttpServletResponse res) {
    String result = "";

    try {/*w  w w.j a va  2s .  c o  m*/
        final String body = CharStreams.toString(req.getReader());
        final JsonParser jsonParser = new JsonParser();
        final JsonObject jsonReq = jsonParser.parse(body).getAsJsonObject();

        if (!jsonReq.has(TYPE)) {
            LOG.warn("no type in JSON");
        } else {
            final JsonElement typeJsonElement = jsonReq.get(TYPE);
            final String type = typeJsonElement.getAsString();

            switch (type) {
            case URL_VERIFICATION:
                result = handleUrlVerification(jsonReq, res);
                break;
            case EVENT_CALLBACK:
                handleEvent(jsonReq, res);
                break;
            default:
                LOG.info("unknown type {}", type);
                break;
            }
        }
    } catch (final Exception e) {
        handleException(e);
    }

    return result;
}

From source file:angularBeans.remote.InvocationHandler.java

License:LGPL

private void genericInvoke(Object service, String methodName, JsonObject params, Map<String, Object> returns,
        long reqID, String UID, HttpServletRequest request)

        throws SecurityException, ClassNotFoundException, IllegalAccessException, IllegalArgumentException,
        InvocationTargetException, NoSuchMethodException {

    Object mainReturn = null;// ww  w . ja  v a 2 s . c o m
    Method m = null;
    JsonElement argsElem = params.get("args");

    if (reqID > 0) {
        returns.put("reqId", reqID);
    }
    if (argsElem != null) {

        JsonArray args = params.get("args").getAsJsonArray();

        for (Method mt : service.getClass().getMethods()) {

            if (mt.getName().equals(methodName)) {
                m = mt;
                Type[] parameters = mt.getParameterTypes();

                if (parameters.length == args.size()) {

                    List<Object> argsValues = new ArrayList<>();

                    for (int i = 0; i < parameters.length; i++) {

                        Class typeClass;

                        String typeString = ((parameters[i]).toString());

                        if (typeString.startsWith("interface")) {

                            typeString = typeString.substring(10);
                            typeClass = Class.forName(typeString);
                        } else {
                            if (typeString.startsWith("class")) {

                                typeString = typeString.substring(6);
                                typeClass = Class.forName(typeString);
                            } else {
                                typeClass = builtInMap.get(typeString);
                            }
                        }

                        JsonElement element = args.get(i);

                        if (element.isJsonPrimitive()) {

                            String val = element.getAsString();

                            argsValues.add(CommonUtils.convertFromString(val, typeClass));

                        } else if (element.isJsonArray()) {

                            JsonArray arr = element.getAsJsonArray();

                            argsValues.add(util.deserialise(arrayTypesMap.get(typeString), arr));

                        } else {

                            argsValues.add(util.deserialise(typeClass, element));
                        }
                    }

                    if (!CommonUtils.isGetter(mt)) {
                        update(service, params);
                    }

                    try {
                        mainReturn = mt.invoke(service, argsValues.toArray());
                    } catch (Exception e) {
                        handleException(mt, e);
                        e.printStackTrace();
                    }
                }
            }
        }
    } else {

        for (Method mt : service.getClass().getMethods()) {

            if (mt.getName().equals(methodName)) {

                Type[] parameters = mt.getParameterTypes();

                // handling methods that took HttpServletRequest as parameter

                if (parameters.length == 1) {

                    //                   if(mt.getParameters()[0].getType()==HttpServletRequest.class)   
                    //                    {
                    //                      System.out.println("hehe...");
                    //                      mt.invoke(service, request);
                    //                  
                    //                    }

                } else {
                    if (!CommonUtils.isGetter(m)) {
                        update(service, params);
                    }
                    mainReturn = mt.invoke(service);
                }

            }
        }

    }

    ModelQueryImpl qImpl = (ModelQueryImpl) modelQueryFactory.get(service.getClass());

    Map<String, Object> scMap = new HashMap<>(qImpl.getData());

    returns.putAll(scMap);

    qImpl.getData().clear();

    if (!modelQueryFactory.getRootScope().getRootScopeMap().isEmpty()) {
        returns.put("rootScope", new HashMap<>(modelQueryFactory.getRootScope().getRootScopeMap()));
        modelQueryFactory.getRootScope().getRootScopeMap().clear();
    }

    String[] updates = null;

    if (m.isAnnotationPresent(NGReturn.class)) {

        if (mainReturn == null)
            mainReturn = "";

        NGReturn ngReturn = m.getAnnotation(NGReturn.class);
        updates = ngReturn.updates();

        if (ngReturn.model().length() > 0) {
            returns.put(ngReturn.model(), mainReturn);
            Map<String, String> binding = new HashMap<>();

            binding.put("boundTo", ngReturn.model());

            mainReturn = binding;
        }
    }

    if (m.isAnnotationPresent(NGPostConstruct.class)) {
        NGPostConstruct ngPostConstruct = m.getAnnotation(NGPostConstruct.class);
        updates = ngPostConstruct.updates();

    }

    if (updates != null) {
        if ((updates.length == 1) && (updates[0].equals("*"))) {

            List<String> upd = new ArrayList<>();
            for (Method met : service.getClass().getDeclaredMethods()) {

                if (CommonUtils.isGetter(met)) {

                    String fieldName = (met.getName()).substring(3);
                    String firstCar = fieldName.substring(0, 1);
                    upd.add((firstCar.toLowerCase() + fieldName.substring(1)));

                }
            }

            updates = new String[upd.size()];

            for (int i = 0; i < upd.size(); i++) {
                updates[i] = upd.get(i);
            }
        }
    }

    if (updates != null) {
        for (String up : updates) {

            String getterName = GETTER_PREFIX + up.substring(0, 1).toUpperCase() + up.substring(1);
            Method getter;
            try {
                getter = service.getClass().getMethod(getterName);
            } catch (NoSuchMethodException e) {
                getter = service.getClass()
                        .getMethod((getterName.replace(GETTER_PREFIX, BOOLEAN_GETTER_PREFIX)));
            }

            Object result = getter.invoke(service);
            returns.put(up, result);

        }
    }

    returns.put("mainReturn", mainReturn);

    if (!logger.getLogPool().isEmpty()) {
        returns.put("log", logger.getLogPool().toArray());
        logger.getLogPool().clear();
    }
}

From source file:angularBeans.remote.InvocationHandler.java

License:LGPL

private void update(Object o, JsonObject params) {

    if (params != null) {

        // boolean firstIn = false;

        for (Map.Entry<String, JsonElement> entry : params.entrySet()) {

            JsonElement value = entry.getValue();
            String name = entry.getKey();

            if ((name.equals("sessionUID")) || (name.equals("args"))) {
                continue;
            }//  w w  w .  ja v a  2 s.c  o  m

            if ((value.isJsonObject()) && (!value.isJsonNull())) {

                String getName;
                try {
                    getName = CommonUtils.obtainGetter(o.getClass().getDeclaredField(name));

                    Method getter = o.getClass().getMethod(getName);

                    Object subObj = getter.invoke(o);

                    // logger.log(Level.INFO, "#entring sub object "+name);
                    update(subObj, value.getAsJsonObject());

                } catch (NoSuchFieldException | SecurityException | IllegalAccessException
                        | IllegalArgumentException | InvocationTargetException | NoSuchMethodException e) {

                    e.printStackTrace();
                }

            }
            // ------------------------------------
            if (value.isJsonArray()) {

                try {
                    String getter = CommonUtils.obtainGetter(o.getClass().getDeclaredField(name));

                    Method get = o.getClass().getDeclaredMethod(getter);

                    Type type = get.getGenericReturnType();
                    ParameterizedType pt = (ParameterizedType) type;
                    Type actType = pt.getActualTypeArguments()[0];

                    String className = actType.toString();

                    className = className.substring(className.indexOf("class") + 6);
                    Class clazz = Class.forName(className);

                    JsonArray array = value.getAsJsonArray();

                    Collection collection = (Collection) get.invoke(o);
                    Object elem;
                    for (JsonElement element : array) {
                        if (element.isJsonPrimitive()) {
                            JsonPrimitive primitive = element.getAsJsonPrimitive();

                            elem = element;
                            if (primitive.isBoolean())
                                elem = primitive.getAsBoolean();
                            if (primitive.isString()) {
                                elem = primitive.getAsString();
                            }
                            if (primitive.isNumber())
                                elem = primitive.isNumber();

                        } else {

                            elem = util.deserialise(clazz, element);
                        }

                        try {

                            if (collection instanceof List) {

                                if (collection.contains(elem))
                                    collection.remove(elem);
                            }

                            collection.add(elem);
                        } catch (UnsupportedOperationException e) {
                            Logger.getLogger("AngularBeans").log(java.util.logging.Level.WARNING,
                                    "trying to modify an immutable collection : " + name);
                        }

                    }

                } catch (Exception e) {
                    e.printStackTrace();

                }

            }

            // ------------------------------------------
            if (value.isJsonPrimitive() && (!name.equals("setSessionUID"))) {
                try {

                    if (!CommonUtils.hasSetter(o.getClass(), name)) {
                        continue;
                    }
                    name = "set" + name.substring(0, 1).toUpperCase() + name.substring(1);

                    Class type = null;
                    for (Method set : o.getClass().getDeclaredMethods()) {
                        if (CommonUtils.isSetter(set)) {
                            if (set.getName().equals(name)) {
                                Class<?>[] pType = set.getParameterTypes();

                                type = pType[0];
                                break;

                            }
                        }

                    }

                    if (type.equals(LobWrapper.class))
                        continue;

                    Object param = null;
                    if ((params.entrySet().size() >= 1) && (type != null)) {

                        param = CommonUtils.convertFromString(value.getAsString(), type);

                    }

                    o.getClass().getMethod(name, type).invoke(o, param);

                } catch (Exception e) {
                    e.printStackTrace();

                }
            }

        }
    }

}

From source file:arces.unibo.SEPA.client.pattern.ApplicationProfile.java

License:Open Source License

/**
  "updates": {//  w  w  w  .j a va 2 s . com
   "ADD_PERSON":{
    "sparql":"INSERT DATA { ?person rdf:type iot:Person . ?person iot:hasName ?name }",
    "forcedBindings": {
   "person" : {"type":"uri", "value":""},
   "name" : {"type":"literal", "value":""}}}
 }, 
 */
public String update(String updateID) {
    JsonElement elem = null;
    if ((elem = doc.get("updates")) != null)
        if ((elem = elem.getAsJsonObject().get(updateID)) != null)
            if ((elem = elem.getAsJsonObject().get("sparql")) != null)
                return elem.getAsString();
    return null;
}

From source file:arces.unibo.SEPA.client.pattern.ApplicationProfile.java

License:Open Source License

public String subscribe(String subscribeID) {
    JsonElement elem = null;
    if ((elem = doc.get("subscribes")) != null)
        if ((elem = elem.getAsJsonObject().get(subscribeID)) != null)
            if ((elem = elem.getAsJsonObject().get("sparql")) != null)
                return elem.getAsString();
    return null;// ww w . jav a 2  s .com
}

From source file:arces.unibo.SEPA.client.pattern.ApplicationProfile.java

License:Open Source License

public String getNamespaceURI(String prefix) {
    JsonElement elem;
    String ret = null;/*from  ww  w. jav  a 2 s  .  c o m*/
    if ((elem = doc.get("namespaces")) != null)
        if ((elem = elem.getAsJsonObject().get(prefix)) != null)
            return elem.getAsString();
    return ret;
}

From source file:arces.unibo.SEPA.commons.SPARQL.BindingsResults.java

License:Open Source License

public Set<String> getVariables() {
    Set<String> vars = new HashSet<String>();
    JsonArray variables = getVariablesArray();
    if (variables == null)
        return vars;

    for (JsonElement var : variables)
        vars.add(var.getAsString());
    return vars;/*from   w  w  w.j av a 2  s  . c o  m*/
}