Example usage for io.vertx.core.json JsonArray stream

Introduction

In this page you can find the example usage for io.vertx.core.json JsonArray stream.

Prototype

public Stream<Object> stream() 

Source Link

Document

Get a Stream over the entries in the JSON array

Usage

From source file:org.etourdot.vertx.marklogic.impl.MarkLogicDocumentImpl.java

License:Open Source License

void readDocuments(JsonArray docIds, List<String> categories, Handler<AsyncResult<JsonArray>> resultHandler) {
    MultiPartRequest marklogicRequest = restService.newMultipartRequest();
    marklogicRequest.get(DOCUMENTS_URL).addParam(FORMAT, "json").addParams(CATEGORY, categories);
    docIds.stream().forEach(docId -> marklogicRequest.addParam(MarkLogicConstants.URI, (String) docId));
    marklogicRequest.execute(response -> {
        SearchResponse searchResponse = new SearchResponse(response);
        searchResponse.endHandler(marklogicResponse -> {
            if (HttpResponseStatus.OK.code() == marklogicResponse.statusCode()) {
                JsonArray documents = new JsonArray();
                for (Document document : ((SearchResponse) marklogicResponse).getDocuments()) {
                    documents.add(document.toJson());
                }// w w w .  j  ava2  s  .c  om
                resultHandler.handle(Future.succeededFuture(documents));
            }
            if (HttpResponseStatus.NOT_FOUND.code() == marklogicResponse.statusCode()) {
                resultHandler.handle(
                        Future.failedFuture(new ResourceNotFoundException(marklogicResponse.statusMessage())));
            }
            resultHandler.handle(Future.succeededFuture());
        });
        searchResponse.process();
    });
}

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From source file:se.liquidbytes.jel.owfs.OwfsAdapter.java

License:Apache License

/**
 * Set value on device with specified hwId.
 *
 * @param hwId Id on device/*from   ww w.  j av a2  s .  co m*/
 * @param value value to set on device.
 * @throws DeviceMissingException throws exception if specified device does not exist.
 * @throws OwServerConnectionException throws exception if command fails for any reason.
 */
private void setDeviceValue(String hwId, String value)
        throws DeviceMissingException, OwServerConnectionException {

    if (hwId == null || !deviceLookup.containsKey(hwId)) {
        throw new DeviceMissingException("Trying to perform a action on a non existing device.", hwId);
    }

    if (hwId.contains(CHILDSEPARATOR)) {

        String parentId = hwId.split(CHILDSEPARATOR)[0];
        String childSuffix = hwId.split(CHILDSEPARATOR)[1];
        JsonObject parentDevice = deviceLookup.get(parentId);
        JsonObject typeInfo = parentDevice.getJsonObject("typeInfo");

        if (typeInfo == null) {
            throw new OwServerConnectionException(String.format("typeInfo missing for device with type '%s'",
                    parentDevice.getString("type")));
        }

        JsonArray childDevices = typeInfo.getJsonArray("childDevices");
        if (childDevices != null && childDevices.size() > 0) {
            String writePath = childDevices.stream().filter(t -> t instanceof JsonObject)
                    .map(t -> (JsonObject) t).filter((d) -> d.getString("idSuffix").equals(childSuffix))
                    .map((cd) -> cd.getString("valueWritePath")).findFirst().get();
            writePath = parentDevice.getString("path") + writePath;

            // Queue command. Record time so we could measure how long command has been queued before executed, if we want to.
            this.commandQueue.offer(new JsonObject().put("path", writePath).put("value", value).put("nanoTime",
                    System.nanoTime()));
        }

    } else {

        JsonObject device = deviceLookup.get(hwId);
        JsonObject typeInfo = device.getJsonObject("typeInfo");

        if (typeInfo == null) {
            throw new OwServerConnectionException(
                    String.format("typeInfo missing for device with type '%s'", device.getString("type")));
        }
        // Check if this type of device is writable.
        if (typeInfo.containsKey("valueWritePath")) {
            String writePath = device.getString("path") + typeInfo.getString("valueWritePath");

            // Queue command. Record time so we could measure how long command has been queued before executed, if we want to.
            this.commandQueue.offer(new JsonObject().put("path", writePath).put("value", value).put("nanoTime",
                    System.nanoTime()));
        }
    }
}

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