Example usage for com.google.gson JsonArray add

Introduction

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

Prototype

public void add(JsonElement element) 

Source Link

Document

Adds the specified element to self.

Usage

From source file:co.cask.cdap.common.zookeeper.coordination.ResourceAssignmentTypeAdapter.java

License:Apache License

@Override
public JsonElement serialize(ResourceAssignment src, Type typeOfSrc, JsonSerializationContext context) {
    JsonObject json = new JsonObject();
    json.addProperty("name", src.getName());

    src.getAssignments().entries();/*  w w  w . j  av  a2 s . co m*/
    JsonArray assignments = new JsonArray();

    for (Map.Entry<Discoverable, PartitionReplica> entry : src.getAssignments().entries()) {
        JsonArray entryJson = new JsonArray();
        entryJson.add(context.serialize(entry.getKey(), Discoverable.class));
        entryJson.add(context.serialize(entry.getValue()));
        assignments.add(entryJson);
    }

    json.add("assignments", assignments);

    return json;
}

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From source file:co.cask.cdap.common.zookeeper.coordination.ServiceDiscoveredCodec.java

License:Apache License

@Override
public JsonElement serialize(ServiceDiscovered serviceDiscovered, Type typeOfSrc,
        JsonSerializationContext context) {
    JsonArray object = new JsonArray();
    for (Discoverable discoverable : serviceDiscovered) {
        JsonObject discoverableJson = new JsonObject();
        discoverableJson.addProperty("host", discoverable.getSocketAddress().getHostName());
        discoverableJson.addProperty("port", discoverable.getSocketAddress().getPort());

        object.add(discoverableJson);
    }/*w w w  .j av a  2 s  .  c  om*/
    return object;
}

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From source file:co.cask.cdap.gateway.handlers.AppFabricHttpHandler.java

License:Apache License

/**
 * Returns next scheduled runtime of a workflow.
 *//*from w  w w  .ja  va  2 s . com*/
@GET
@Path("/apps/{app-id}/workflows/{workflow-id}/nextruntime")
public void getScheduledRunTime(HttpRequest request, HttpResponder responder,
        @PathParam("app-id") final String appId, @PathParam("workflow-id") final String workflowId) {
    try {
        String accountId = getAuthenticatedAccountId(request);
        Id.Program id = Id.Program.from(accountId, appId, workflowId);
        List<ScheduledRuntime> runtimes = scheduler.nextScheduledRuntime(id, ProgramType.WORKFLOW);

        JsonArray array = new JsonArray();
        for (ScheduledRuntime runtime : runtimes) {
            JsonObject object = new JsonObject();
            object.addProperty("id", runtime.getScheduleId());
            object.addProperty("time", runtime.getTime());
            array.add(object);
        }
        responder.sendJson(HttpResponseStatus.OK, array);
    } catch (SecurityException e) {
        responder.sendStatus(HttpResponseStatus.UNAUTHORIZED);
    } catch (Throwable e) {
        LOG.error("Got exception:", e);
        responder.sendStatus(HttpResponseStatus.INTERNAL_SERVER_ERROR);
    }
}

---

From source file:co.cask.cdap.gateway.handlers.DashboardHttpHandler.java

License:Apache License

@Path("/")
@GET/*from ww w .  j a v  a  2  s  . c om*/
public void list(HttpRequest request, HttpResponder responder, @PathParam("namespace-id") String namespace)
        throws Exception {
    JsonArray jsonArray = new JsonArray();
    List<Config> configList = dashboardStore.list(namespace);
    for (Config config : configList) {
        JsonObject jsonObject = new JsonObject();
        jsonObject.addProperty(ID, config.getId());
        jsonObject.add(CONFIG_PROPERTY, JSON_PARSER.parse(config.getProperties().get(CONFIG_PROPERTY)));
        jsonArray.add(jsonObject);
    }
    responder.sendJson(HttpResponseStatus.OK, jsonArray);
}

---

From source file:co.cask.cdap.gateway.router.handlers.SecurityAuthenticationHttpHandler.java

License:Apache License

/**
 *
 * @param externalAuthenticationURIs the list that should be populated with discovered with
 *                                   external auth servers URIs
 * @throws Exception/*  w  w w.  j a  va2  s. c o m*/
 */
private void stopWatchWait(JsonArray externalAuthenticationURIs) throws Exception {
    boolean done = false;
    Stopwatch stopwatch = new Stopwatch();
    stopwatch.start();
    String protocol;
    int port;
    if (configuration.getBoolean(Constants.Security.SSL_ENABLED)) {
        protocol = "https";
        port = configuration.getInt(Constants.Security.AuthenticationServer.SSL_PORT);
    } else {
        protocol = "http";
        port = configuration.getInt(Constants.Security.AUTH_SERVER_BIND_PORT);
    }

    do {
        for (Discoverable d : discoverables) {
            String url = String.format("%s://%s:%d/%s", protocol, d.getSocketAddress().getHostName(), port,
                    GrantAccessToken.Paths.GET_TOKEN);
            externalAuthenticationURIs.add(new JsonPrimitive(url));
            done = true;
        }
        if (!done) {
            TimeUnit.MILLISECONDS.sleep(200);
        }
    } while (!done && stopwatch.elapsedTime(TimeUnit.SECONDS) < 2L);
}

---

From source file:co.cask.cdap.metrics.query.BatchMetricsHandler.java

License:Apache License

@POST
public void handleBatch(HttpRequest request, HttpResponder responder) throws IOException {
    if (!CONTENT_TYPE_JSON.equals(request.getHeader(HttpHeaders.Names.CONTENT_TYPE))) {
        responder.sendError(HttpResponseStatus.UNSUPPORTED_MEDIA_TYPE,
                "Only " + CONTENT_TYPE_JSON + " is supported.");
        return;/*from  w ww .  j  ava2 s. co m*/
    }

    JsonArray output = new JsonArray();

    Reader reader = new InputStreamReader(new ChannelBufferInputStream(request.getContent()), Charsets.UTF_8);
    String currPath = "";
    try {
        // decode requests
        List<URI> uris = GSON.fromJson(reader, new TypeToken<List<URI>>() {
        }.getType());
        LOG.trace("Requests: {}", uris);
        for (URI uri : uris) {
            currPath = uri.toString();
            // if the request is invalid, this will throw an exception and return a 400 indicating the request
            // that is invalid and why.
            MetricsRequest metricsRequest = parseAndValidate(request, uri);

            JsonObject json = new JsonObject();
            json.addProperty("path", metricsRequest.getRequestURI().toString());
            json.add("result", requestExecutor.executeQuery(metricsRequest));
            json.add("error", JsonNull.INSTANCE);

            output.add(json);
        }
        responder.sendJson(HttpResponseStatus.OK, output);
    } catch (MetricsPathException e) {
        responder.sendError(HttpResponseStatus.BAD_REQUEST,
                "Invalid path '" + currPath + "': " + e.getMessage());
    } catch (OperationException e) {
        LOG.error("Exception querying metrics ", e);
        responder.sendError(HttpResponseStatus.INTERNAL_SERVER_ERROR,
                "Internal error while querying for metrics");
    } catch (ServerException e) {
        responder.sendError(HttpResponseStatus.INTERNAL_SERVER_ERROR,
                "Internal error while querying for metrics");
    } finally {
        reader.close();
    }
}

---

From source file:co.cask.cdap.metrics.query.MetricsDiscoveryHandler.java

License:Apache License

private void getMetrics(HttpRequest request, HttpResponder responder) {

    String contextPrefix = null;//  ww  w  . j a  v a 2  s.co m
    try {
        String path = request.getUri();
        String base = Constants.Gateway.GATEWAY_VERSION + "/metrics/available/apps";
        if (path.startsWith(base)) {
            Iterator<String> pathParts = Splitter.on('/').split(path.substring(base.length() + 1)).iterator();
            MetricsRequestContext.Builder builder = new MetricsRequestContext.Builder();
            MetricsRequestParser.parseSubContext(pathParts, builder);
            MetricsRequestContext metricsRequestContext = builder.build();
            contextPrefix = metricsRequestContext.getContextPrefix();
            validatePathElements(request, metricsRequestContext);
        }
    } catch (MetricsPathException e) {
        responder.sendError(HttpResponseStatus.NOT_FOUND, e.getMessage());
        return;
    } catch (ServerException e) {
        responder.sendError(HttpResponseStatus.INTERNAL_SERVER_ERROR,
                "Internal error while looking for metrics");
        return;
    }

    // TODO(albert): add ability to pass in maxAge through query params
    Map<String, List<String>> queryParams = new QueryStringDecoder(request.getUri()).getParameters();
    List<String> prefixEntity = queryParams.get("prefixEntity");
    // shouldn't be in params more than once, but if it is, just take any one
    String metricPrefix = (prefixEntity == null || prefixEntity.isEmpty()) ? null : prefixEntity.get(0);

    Map<String, ContextNode> metricContextsMap = Maps.newHashMap();
    for (AggregatesTable table : aggregatesTables.get().values()) {
        AggregatesScanner scanner = table.scanRowsOnly(contextPrefix, metricPrefix);

        // scanning through all metric rows in the aggregates table
        // row has context plus metric info
        // each metric can show up in multiple contexts
        while (scanner.hasNext()) {
            AggregatesScanResult result = scanner.next();
            addContext(result.getContext(), result.getMetric(), metricContextsMap);
        }
    }

    // return the metrics sorted by metric name so it can directly be displayed to the user.
    JsonArray output = new JsonArray();
    List<String> sortedMetrics = Lists.newArrayList(metricContextsMap.keySet());
    Collections.sort(sortedMetrics);
    for (String metric : sortedMetrics) {
        JsonObject metricNode = new JsonObject();
        metricNode.addProperty("metric", metric);
        ContextNode metricContexts = metricContextsMap.get(metric);
        // the root node has junk for its type and id, but has the list of contexts as its "children"
        metricNode.add("contexts", metricContexts.toJson().getAsJsonArray("children"));
        output.add(metricNode);
    }

    responder.sendJson(HttpResponseStatus.OK, output);
}

---

From source file:color.GetColorMaster.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//  w  w  w.j a va2  s  .  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 {
    final DBHelper helper = DBHelper.GetDBHelper();
    final Connection dataConnection = helper.getConnMpAdmin();
    final JsonObject jResultObj = new JsonObject();
    if (dataConnection != null) {
        try {
            String sql = "select COLOUR_CD,COLOUR_NAME,USER_ID from COLOURMST";
            PreparedStatement pstLocal = dataConnection.prepareStatement(sql);
            ResultSet rsLocal = pstLocal.executeQuery();
            JsonArray array = new JsonArray();
            while (rsLocal.next()) {
                JsonObject object = new JsonObject();
                object.addProperty("COLOUR_CD", rsLocal.getString("COLOUR_CD"));
                object.addProperty("COLOUR_NAME", rsLocal.getString("COLOUR_NAME"));
                object.addProperty("USER_ID", rsLocal.getInt("USER_ID"));
                array.add(object);
            }
            jResultObj.addProperty("result", 1);
            jResultObj.addProperty("Cause", "success");
            jResultObj.add("data", array);
        } catch (SQLNonTransientConnectionException ex1) {
            jResultObj.addProperty("result", -1);
            jResultObj.addProperty("Cause", "Server is down");
        } catch (SQLException ex) {
            jResultObj.addProperty("result", -1);
            jResultObj.addProperty("Cause", ex.getMessage());
        }
    }
    response.getWriter().print(jResultObj);
}

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From source file:com.adobe.acs.commons.audit_log_search.impl.AuditLogSearchServlet.java

License:Apache License

@Override
@SuppressWarnings("squid:S1141")
protected final void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response)
        throws ServletException, IOException {

    log.trace("doGet");

    AuditLogSearchRequest req = null;/*from  w w w.ja  v a 2s.  c  o  m*/

    JsonObject result = new JsonObject();
    boolean succeeded = true;
    try {
        req = new AuditLogSearchRequest(request);
        log.debug("Loaded search request: {}", req);

        JsonArray results = new JsonArray();
        long count = 0;
        String whereClause = req.getQueryParameters();
        StringBuilder queryBuilder = new StringBuilder("SELECT * FROM [cq:AuditEvent] AS s");
        if (StringUtils.isNotEmpty(whereClause)) {
            queryBuilder.append(" WHERE ").append(whereClause);
        }
        String queryStr = queryBuilder.toString();
        log.debug("Finding audit events with: {}", queryStr);
        ResourceResolver resolver = request.getResourceResolver();
        QueryManager queryManager = resolver.adaptTo(Session.class).getWorkspace().getQueryManager();
        Query query = queryManager.createQuery(queryStr, Query.JCR_SQL2);

        int limit = -1;
        if (StringUtils.isNotEmpty(request.getParameter("limit"))) {
            limit = Integer.parseInt(request.getParameter("limit"), 10);
            if (limit > 0) {
                log.debug("Limiting to {} results", limit);
                query.setLimit(limit);
            }
        }

        NodeIterator nodes = query.execute().getNodes();
        log.debug("Query execution complete!");
        while (nodes.hasNext()) {
            results.add(serializeAuditEvent(resolver.getResource(nodes.nextNode().getPath()), req));
            count++;
        }
        result.addProperty("count", count);
        result.add("events", results);
        log.debug("Found {} audit events", count);
    } catch (ParseException e) {
        log.warn("Encountered exception parsing start / end date", e);
        succeeded = false;
    } catch (RepositoryException e) {
        log.warn("Encountered respository exception attempting to retrieve audit events", e);
        succeeded = false;
    } catch (ClassNotFoundException e) {
        log.warn("Encountered exception deserializing attributes", e);
        succeeded = false;
    }

    result.addProperty("succeeded", succeeded);

    response.setContentType("application/json");
    response.getWriter().write(result.toString());
}

---

From source file:com.adobe.acs.commons.audit_log_search.impl.AuditLogSearchServlet.java

License:Apache License

private JsonObject serializeAuditEvent(Resource auditEventResource, AuditLogSearchRequest request)
        throws RepositoryException, IOException, ClassNotFoundException {
    JsonObject auditEvent = new JsonObject();
    ValueMap properties = auditEventResource.getValueMap();
    auditEvent.addProperty("category", properties.get("cq:category", String.class));
    auditEvent.addProperty("eventPath", auditEventResource.getPath());
    auditEvent.addProperty("path", properties.get("cq:path", String.class));
    auditEvent.addProperty("type", properties.get("cq:type", String.class));
    String userId = properties.get("cq:userid", String.class);
    auditEvent.addProperty("userId", userId);
    auditEvent.addProperty("userName", request.getUserName(auditEventResource.getResourceResolver(), userId));
    auditEvent.addProperty("userPath", request.getUserPath(auditEventResource.getResourceResolver(), userId));
    auditEvent.addProperty("time", properties.get("cq:time", new Date()).getTime());

    JsonArray modified = getModifiedProperties(properties);
    if (properties.get("above", String.class) != null) {
        modified.add(new JsonPrimitive("above=" + properties.get("above", String.class)));
    }//from   w w w .  j a  v a  2s  . c o  m
    if (properties.get("destination", String.class) != null) {
        modified.add(new JsonPrimitive("destination=" + properties.get("destination", String.class)));
    }
    if (properties.get("versionId", String.class) != null) {
        modified.add(new JsonPrimitive("versionId=" + properties.get("versionId", String.class)));
    }
    if (modified.size() != 0) {
        auditEvent.add("modified", modified);
    }

    return auditEvent;
}

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