Example usage for com.google.gson JsonArray size

Introduction

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

Prototype

public int size() 

Source Link

Document

Returns the number of elements in the array.

Usage

From source file:com.goodow.realtime.server.presence.PresenceHandler.java

License:Apache License

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    boolean isConnect;
    if (req.getRequestURI().endsWith(Services.PRESENCE_CONNECT)) {
        isConnect = true;/*from   w  ww . j  a v  a2  s .co m*/
    } else if (req.getRequestURI().endsWith(Services.PRESENCE_DISCONNECT)) {
        isConnect = false;
    } else {
        throw new IllegalArgumentException(
                "Can't determine the type of channel presence from the path: " + req.getRequestURI());
    }
    String sessionId = req.getParameter(Params.SESSION_ID);
    String json = RpcUtil.readRequestBody(req);
    if (json == null || json.isEmpty()) {
        assert !isConnect;
        presenceEndpoint.get().disconnect(sessionId, null);
        return;
    }
    JsonObject payload = new JsonParser().parse(json).getAsJsonObject();
    JsonArray ids = payload.get(Params.IDS).getAsJsonArray();
    List<String> docIds = new ArrayList<String>(ids.size());
    int i = 0;
    for (JsonElement e : ids) {
        docIds.add(i++, e.getAsString());
    }
    if (isConnect) {
        presenceEndpoint.get().connect(sessionId, docIds);
    } else {
        presenceEndpoint.get().disconnect(sessionId, docIds);
    }
    super.doPost(req, resp);
}

---

From source file:com.goodow.realtime.server.rpc.PollHandler.java

License:Apache License

private JsonArray fetchDeltas(JsonArray ids, String sessionId)
        throws IOException, SlobNotFoundException, AccessDeniedException {
    JsonArray msgs = new JsonArray();
    SlobStore store = slobFacilities.getSlobStore();
    String token = null;// w  w  w .jav a2 s  .com
    for (JsonElement elem : ids) {
        JsonArray array = elem.getAsJsonArray();
        ObjectId key = new ObjectId(array.get(0).getAsString());
        long startRev = array.get(1).getAsLong();
        Long endVersion = array.size() >= 3 ? array.get(2).getAsLong() : null;

        ConnectResult r = null;
        try {
            r = store.reconnect(key, new Session(context.get().getAccountInfo().getUserId(), sessionId));
        } catch (SlobNotFoundException e) {
            if (startRev == 1) {
                continue;
            }
            throw e;
        }
        if (r.getChannelToken() != null) {
            assert token == null || token.equals(r.getChannelToken());
            token = r.getChannelToken();
        }
        JsonObject msg = new JsonObject();
        msg.addProperty(Params.ID, key.toString());
        boolean isEmpty = deltaHandler.fetchDeltas(msg, key, startRev - 1, endVersion);
        if (!isEmpty) {
            msgs.add(msg);
        }
    }
    if (token != null) {
        JsonObject tokenMsg = new JsonObject();
        tokenMsg.addProperty(Params.ID, Params.TOKEN);
        tokenMsg.addProperty(Params.TOKEN, token);
        msgs.add(tokenMsg);
    }
    return msgs;
}

---

From source file:com.goodow.realtime.server.rpc.SaveHandler.java

License:Apache License

@Override
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    String sid = requireParameter(req, Constants.Params.SESSION_ID);
    String key = requireParameter(req, Constants.Params.ID);
    JsonObject payload = new JsonParser().parse(RpcUtil.readRequestBody(req)).getAsJsonObject();
    long version = payload.get(Params.REVISION).getAsLong();
    String changes = payload.get(Params.CHANGES).toString();

    ObjectId id = new ObjectId(key);
    Session session = new Session(context.get().getAccountInfo().getUserId(), sid);
    long resultingVersion;
    if (version == 0) {
        JsonArray jsonArray = new JsonParser().parse(changes).getAsJsonArray();
        List<Delta<String>> deltas = new ArrayList<Delta<String>>(jsonArray.size());
        for (JsonElement e : jsonArray) {
            deltas.add(new Delta<String>(session, e.toString()));
        }// ww  w  . j  av  a  2s. c o m
        loader.create(id, deltas);
        resultingVersion = deltas.size();
    } else {
        ServerMutateRequest mutateRequest = new ServerMutateRequest();
        mutateRequest.setSession(new ObjectSession(id, session));
        mutateRequest.setVersion(version);
        mutateRequest.setDeltas(changes);

        MutateResult res;
        try {
            res = slobFacilities.getSlobStore().mutateObject(mutateRequest);
        } catch (SlobNotFoundException e) {
            throw new BadRequestException("Object not found or access denied", e);
        } catch (AccessDeniedException e) {
            throw new BadRequestException("Object not found or access denied", e);
        }
        resultingVersion = res.getResultingVersion();
    }

    JsonObject json = new JsonObject();
    json.addProperty(Constants.Params.REVISION, resultingVersion);
    RpcUtil.writeJsonResult(req, resp, json.toString());
}

---

From source file:com.google.api.ads.adwords.awalerting.processor.AlertActionsProcessor.java

License:Open Source License

/**
 * @param configs the JSON array of alert actions configurations
 * @param numThreads the number of threads to use
 *///  w w  w .j a  v a  2 s.  com
public AlertActionsProcessor(JsonArray configs, int numThreads) {
    this.numThreads = numThreads;

    actions = new ArrayList<AlertAction>(configs.size());
    for (JsonElement config : configs) {
        try {
            AlertAction action = getActionObject(config.getAsJsonObject());
            actions.add(action);
        } catch (Exception e) {
            LOGGER.error("Error constructing alert action.", e);
            LOGGER.error("Problemetic config: {}", config);
            throw new IllegalArgumentException("Wrong AlertAction config.", e);
        }
    }
}

---

From source file:com.google.api.ads.adwords.awalerting.processor.AlertRulesProcessor.java

License:Open Source License

/**
 * @param configs the JSON array of alert rules configurations, could be null
 * @param alertMessage the alert message template string
 * @param numThreads the number of threads to use
 *//*from  w ww.  j a  v a 2  s . c o  m*/
public AlertRulesProcessor(JsonArray configs, String alertMessage, int numThreads) {
    this.rules = new ArrayList<AlertRule>(configs == null ? 0 : configs.size());
    this.alertMessage = alertMessage;
    this.numThreads = numThreads;

    if (configs != null) {
        for (JsonElement config : configs) {
            try {
                AlertRule rule = getRuleObject(config.getAsJsonObject());
                rules.add(rule);
            } catch (AlertConfigLoadException e) {
                // Skip this rule, and try next one
                LOGGER.error(e.toString());
            }
        }
    }
}

---

From source file:com.google.api.ads.adwords.awalerting.sampleimpl.downloader.SqlDbReportDownloader.java

License:Open Source License

/**
 * Get SQL query string according to config, and build column names list.
 *
 * @return the sql query string//  w w w  . ja  v  a2 s  .  c o m
 */
private String getSqlQueryWithReportColumnNames() {
    JsonObject queryConfig = getQueryConfig();

    StringBuilder sqlQueryBuilder = new StringBuilder();
    sqlQueryBuilder.append("SELECT ");

    Preconditions.checkArgument(queryConfig.has(COLUMN_MAPPINGS_TAG), "Missing compulsory property: %s - %s",
            REPORT_QUERY_TAG, COLUMN_MAPPINGS_TAG);
    JsonArray columnMappings = queryConfig.getAsJsonArray(COLUMN_MAPPINGS_TAG);
    // Use LinkedHashMap to preserve order (SQL query and result parsing must have matched order).
    Map<String, String> fieldsMapping = new LinkedHashMap<String, String>(columnMappings.size());

    // Process database column -> report column mapping
    String dbColumnName;
    String reportColumnName;
    for (JsonElement columnMapping : columnMappings) {
        JsonObject mapping = columnMapping.getAsJsonObject();
        Preconditions.checkArgument(mapping.has(DATABASE_COLUMN_NAME_TAG),
                "Missing compulsory property: %s - %s - %s", REPORT_QUERY_TAG, COLUMN_MAPPINGS_TAG,
                DATABASE_COLUMN_NAME_TAG);
        Preconditions.checkArgument(mapping.has(REPORT_COLUMN_NAME_TAG),
                "Missing compulsory property: %s - %s - %s", REPORT_QUERY_TAG, COLUMN_MAPPINGS_TAG,
                REPORT_COLUMN_NAME_TAG);
        dbColumnName = mapping.get(DATABASE_COLUMN_NAME_TAG).getAsString();
        reportColumnName = mapping.get(REPORT_COLUMN_NAME_TAG).getAsString();
        fieldsMapping.put(dbColumnName, reportColumnName);
    }

    sqlQueryBuilder.append(Joiner.on(", ").withKeyValueSeparator(" AS ").join(fieldsMapping));

    Preconditions.checkArgument(queryConfig.has(TABLE_TAG), "Missing compulsory property: %s - %s",
            REPORT_QUERY_TAG, TABLE_TAG);
    sqlQueryBuilder.append(" FROM ").append(queryConfig.get(TABLE_TAG).getAsString());

    boolean hasWhereClause = false;
    if (queryConfig.has(DATE_RANGE_TAG)) {
        DateRange dateRange = DateRange.fromString(queryConfig.get(DATE_RANGE_TAG).getAsString());
        String dateRangeCondition = String.format(DATA_RANGE_CONDITION_FORMAT, DATE_COLUMN_NAME,
                dateRange.getStartDate(), dateRange.getEndDate());
        sqlQueryBuilder.append(" WHERE ").append(dateRangeCondition);
        hasWhereClause = true;
    }

    if (queryConfig.has(CONDITIONS_TAG)) {
        sqlQueryBuilder.append(hasWhereClause ? " AND " : " WHERR ")
                .append(queryConfig.get(CONDITIONS_TAG).getAsString());
    }

    String sqlQuery = sqlQueryBuilder.toString();
    LOGGER.info("SQL query: {}", sqlQuery);
    return sqlQuery;
}

---

From source file:com.google.api.ads.adwords.awalerting.sampleimpl.rule.ConvertMoneyValue.java

License:Open Source License

public ConvertMoneyValue(JsonObject config) {
    if (config.has(MONEY_FIELD_TAG) && config.has(MONEY_FIELDS_TAG)) {
        String errorMsg = String.format(
                "Error in ConvertMoneyValue constructor: cannot have both \"%s\" and \"%s\" in config.",
                MONEY_FIELD_TAG, MONEY_FIELDS_TAG);
        throw new IllegalArgumentException(errorMsg);
    }//from  w  w w . j  a  va  2  s  .  c  om

    moneyFields = new HashSet<String>();
    if (config.has(MONEY_FIELD_TAG)) {
        moneyFields.add(config.get(MONEY_FIELD_TAG).getAsString());
    } else if (config.has(MONEY_FIELDS_TAG)) {
        JsonArray array = config.get(MONEY_FIELDS_TAG).getAsJsonArray();
        for (int i = 0; i < array.size(); i++) {
            moneyFields.add(array.get(i).getAsString());
        }
    } else {
        // Use default
        moneyFields.add(DEFAULT_MONEY_FIELD);
    }
}

---

From source file:com.google.appinventor.components.runtime.Survey.java

License:Open Source License

/**
 * Creates a new Survey component./*from   w  ww  .j  av  a  2 s  .  com*/
 * 
 * @param container
 *            container the component will be placed in
 * @throws IOException 
 */
public Survey(ComponentContainer container) throws IOException {
    super(container);
    mainUI = container.$form();
    exportRoot = new java.io.File(Environment.getExternalStorageDirectory(), mainUI.getPackageName())
            + java.io.File.separator + "export";

    JsonParser parse = new JsonParser();
    webview = new WebView(container.$context());
    webview.getSettings().setJavaScriptEnabled(true);
    webview.setFocusable(true);
    webview.setVerticalScrollBarEnabled(true);

    container.$add(this);

    webview.setOnTouchListener(new View.OnTouchListener() {
        @Override
        public boolean onTouch(View v, MotionEvent event) {
            switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
            case MotionEvent.ACTION_UP:
                if (!v.hasFocus()) {
                    v.requestFocus();
                }
                break;
            }
            return false;
        }
    });

    // set the initial default properties. Height and Width
    // will be fill-parent, which will be the default for the web viewer.

    Width(LENGTH_FILL_PARENT);
    Height(LENGTH_FILL_PARENT);

    //set default survey style
    style = TEXTBOX; //default style

    // see if the Survey is created by someone tapping on a notification! 
    // create the Survey and load it in the webviewer
    /* e.g. 
     * value = {
     * "style": "multipleChoice", 
     * "question": "What is your favorite food"
     * "options": ["apple", "banana", "strawberry", "orange"],
     * "surveyGroup": "MIT-food-survey"
     * }
     * 
     */
    initValues = container.$form().getSurveyStartValues();
    Log.i(TAG, "startVal Suvey:" + initValues.toString());
    if (initValues != "") {

        JsonObject values = (JsonObject) parse.parse(initValues);
        this.style = values.get("style").getAsString();
        this.question = values.get("question").getAsString();
        this.surveyGroup = values.get("surveyGroup").getAsString();
        ArrayList<String> arrOptions = new ArrayList<String>();
        JsonArray _options = values.get("options").getAsJsonArray();
        for (int i = 0; i < _options.size(); i++) {
            arrOptions.add(_options.get(i).getAsString());
        }

        this.options = arrOptions;
        this.styleFromIntent = values.get("style").getAsString();
        Log.i(TAG, "Survey component got created");
    }

}

---

From source file:com.google.cloud.das.languagecheck.Translate.java

License:Apache License

public Hashtable<String, String> getLanguagesFromAPI() {
    String response;/*  www  . j  a  v a 2  s .com*/
    String path = "/languages";
    String query = "?target=" + target + "&key=" + key;
    String url = baseurl + path + query;
    Hashtable<String, String> hash = new Hashtable<String, String>();

    try {
        response = sendGet(url);
        //System.out.println(response);
    } catch (Exception e) {
        //do something clever with the exception
        response = "{}";
        System.out.println(e.getMessage());
    }

    JsonParser jsonParser = new JsonParser();
    JsonArray arr = jsonParser.parse(response).getAsJsonObject().getAsJsonObject("data")
            .getAsJsonArray("languages");

    for (int i = 0; i < arr.size(); i++) {
        JsonElement el = arr.get(i).getAsJsonObject();
        hash.put(el.getAsJsonObject().get("language").getAsString(),
                el.getAsJsonObject().get("name").getAsString());
    }

    return hash;
}

---

From source file:com.google.cloud.solutions.sampleapps.orchestration.orchestrator.server.GceInstanceRetriever.java

License:Open Source License

/**
 * Parses the response, which contains all information about the running VMs. Extracts only the
 * IPs and names, as they are all that the orchstrator needs. Adjust this implementation to suit
 * your needs if necessary./*from   w w w  .  j a  v  a  2  s .c  o  m*/
 *
 * @param instanceResponse the string containing the response from queriying "instances" for the
 *        given project.
 * @param instancePrefix returns only instances with name that starts with the prefix as specified
 *        in the configuration properties.
 * @return the extracted IP, or null if it can't be found.
 */
static Map<String, String> extractIpsAndInstanceNames(String instanceResponse, String instancePrefix) {
    JsonParser parser = new JsonParser();
    JsonObject jsonObject = (JsonObject) parser.parse(instanceResponse);
    Map<String, String> gceIpsAndInstanceNames = new HashMap<String, String>();
    JsonArray items = jsonObject.getAsJsonArray("items");
    if (items != null) {
        for (int i = 0; i < items.size(); i++) {
            String natIp = items.get(i).getAsJsonObject().getAsJsonArray("networkInterfaces").get(0)
                    .getAsJsonObject().getAsJsonArray("accessConfigs").get(0).getAsJsonObject().get("natIP")
                    .getAsString();
            String name = items.get(i).getAsJsonObject().get("name").getAsString();
            if (name.startsWith(instancePrefix)) {
                gceIpsAndInstanceNames.put(natIp, name);
            }
        }
    }
    return gceIpsAndInstanceNames;
}

---

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