Example usage for java.util Collections emptyMap

List of usage examples for java.util Collections emptyMap

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Introduction

In this page you can find the example usage for java.util Collections emptyMap.

Prototype

@SuppressWarnings("unchecked")
public static final <K, V> Map<K, V> emptyMap()

Source Link

Document

Returns an empty map (immutable).

Usage

From source file:com.example.app.profile.ui.user.LoginLandingLinks.java

/**
 * Get the link.//from   ww w  . jav a 2s  . c o m
 *
 * @param memberships Membership list.
 * @param lc the LocaleContext.
 *
 * @return the link.
 */
public Optional<Link> getLink(List<Membership> memberships, LocaleContext lc) {
    DAOs daos = new DAOs();
    if (canAccessMenuLink(getOperation(daos), memberships)) {
        ApplicationFunction func = daos.applicationRegistry.getApplicationFunctionByName(getFunctionName());
        Link link = daos.applicationRegistry.createLink(Event.getRequest(), Event.getResponse(), func,
                Collections.emptyMap());
        link.putAdditionalAttribute("label", getLabel(daos, lc));
        return Optional.of(link);
    }

    return Optional.empty();
}

From source file:org.osiam.security.authentication.OsiamClientDetails.java

@Override

public Map<String, Object> getAdditionalInformation() {
    return Collections.emptyMap();
}

From source file:edu.cornell.mannlib.vitro.webapp.utils.pageDataGetter.PageDataGetterUtils.java

public static Map<String, Object> getAdditionalData(String pageUri, String dataGetterName,
        Map<String, Object> page, VitroRequest vreq, PageDataGetter getter, ServletContext context) {
    if (dataGetterName == null || dataGetterName.isEmpty())
        return Collections.emptyMap();

    if (getter != null) {
        try {/*from w w w  .j av  a 2s .c  om*/
            log.debug("Retrieve data for this data getter for " + pageUri);
            return getter.getData(context, vreq, pageUri, page);
        } catch (Throwable th) {
            log.error(th, th);
            return Collections.emptyMap();
        }
    } else {
        return Collections.emptyMap();
    }
}

From source file:org.elasticsearch.smoketest.MonitoringWithWatcherRestIT.java

public void testThatHttpExporterAddsWatches() throws Exception {
    String watchId = createMonitoringWatch();
    String httpHost = getHttpHost();

    String body = BytesReference.bytes(jsonBuilder().startObject().startObject("transient")
            .field("xpack.monitoring.exporters.my_http_exporter.type", "http")
            .field("xpack.monitoring.exporters.my_http_exporter.host", httpHost)
            .field("xpack.monitoring.exporters.my_http_exporter.cluster_alerts.management.enabled", true)
            .endObject().endObject()).utf8ToString();

    adminClient().performRequest("PUT", "_cluster/settings", Collections.emptyMap(),
            new StringEntity(body, ContentType.APPLICATION_JSON));

    assertTotalWatchCount(ClusterAlertsUtil.WATCH_IDS.length);

    assertMonitoringWatchHasBeenOverWritten(watchId);
}

From source file:facebook4j.internal.json.TaggedJSONImpl.java

private void init(JSONObject json) throws FacebookException {
    try {/*from w  w w .  j  av  a  2  s . c  o  m*/
        id = getRawString("id", json);
        type = getRawString("type", json);
        if (type.equals("photo")) {
            photo = new PhotoJSONImpl(json);
        } else if (type.equals("video")) {
            video = new VideoJSONImpl(json);
        } else {
            post = new PostJSONImpl(json);
        }
        if (!json.isNull("message")) {
            message = getRawString("message", json);
        }
        if (!json.isNull("message_tags")) {
            JSONObject messageTagsJSONObject = json.getJSONObject("message_tags");
            messageTags = new HashMap<String, Tag[]>();
            @SuppressWarnings("unchecked")
            Iterator<String> keys = messageTagsJSONObject.keys();
            while (keys.hasNext()) {
                String key = (String) keys.next();
                JSONArray messageTagsJSONArray = messageTagsJSONObject.getJSONArray(key);
                Tag[] tags = new Tag[messageTagsJSONArray.length()];
                for (int i = 0; i < messageTagsJSONArray.length(); i++) {
                    JSONObject tag = messageTagsJSONArray.getJSONObject(i);
                    tags[i] = new TagJSONImpl(tag);
                }
                messageTags.put(key, tags);
            }
        } else {
            messageTags = Collections.emptyMap();
        }
        if (!json.isNull("object_id")) {
            objectId = getRawString("object_id", json);
        }
        privacy = new PrivacyJSONImpl(json.getJSONObject("privacy"));
        if (!json.isNull("to")) {
            JSONArray toJSONArray = json.getJSONObject("to").getJSONArray("data");
            to = new ArrayList<Category>();
            for (int i = 0; i < toJSONArray.length(); i++) {
                JSONObject toJSONObject = toJSONArray.getJSONObject(i);
                to.add(new CategoryJSONImpl(toJSONObject));
            }
        } else {
            to = Collections.emptyList();
        }
        updatedTime = getISO8601Datetime("updated_time", json);
    } catch (JSONException jsone) {
        throw new FacebookException(jsone);
    }
}

From source file:com.epam.reportportal.auth.TokenServicesFacade.java

public OAuth2AccessToken createToken(ReportPortalClient client, String username,
        Authentication userAuthentication) {
    return createToken(client, username, userAuthentication, Collections.emptyMap());
}

From source file:org.callimachusproject.test.WebResource.java

public WebResource create(String type, byte[] body) throws IOException {
    Map<String, String> headers = Collections.emptyMap();
    return create(headers, type, body);
}

From source file:io.github.carlomicieli.footballdb.starter.parsers.PlayerProfileParser.java

protected static Map<String, String> extractHighSchool(Optional<String> str) {
    return str.map(val -> {
        String s = normalize(val);
        List<String> tokens = Stream
                .of(s.replace("High School: ", "").replace("]", "").replace("[", ",").split(","))
                .map(String::trim).collect(Collectors.toList());

        if (tokens.size() < 2) {
            return Collections.<String, String>emptyMap();
        }/*from   www  .j  ava  2s  . com*/

        Map<String, String> v = newMap();
        v.put("high_school", tokens.get(0));
        if (tokens.size() == 2)
            v.put("state", tokens.get(1));
        else {
            v.put("city", tokens.get(1));
            v.put("state", tokens.get(2));
        }
        return unmodifiableMap(v);
    }).orElse(Collections.emptyMap());
}

From source file:com.github.horrorho.inflatabledonkey.KeyBagManager.java

public KeyBagManager(BiFunction<HttpClient, String, Optional<KeyBag>> keyBagFactory) {
    this(keyBagFactory, Collections.emptyMap());
}

From source file:com.iflytek.android.framework.volley.toolbox.BasicNetwork.java

@Override
public NetworkResponse performRequest(Request<?> request) throws VolleyError {

    long requestStart = SystemClock.elapsedRealtime();
    while (true) {
        VolleyLog.e("NetworkResponse performRequest");
        HttpResponse httpResponse = null;
        byte[] responseContents = null;
        Map<String, String> responseHeaders = Collections.emptyMap();
        try {//from   ww w  .j  a v  a2s .c o m
            // Gather headers.
            Map<String, String> headers = new HashMap<String, String>();
            addCacheHeaders(headers, request.getCacheEntry());
            httpResponse = mHttpStack.performRequest(request, headers);
            StatusLine statusLine = httpResponse.getStatusLine();
            int statusCode = statusLine.getStatusCode();

            responseHeaders = convertHeaders(httpResponse.getAllHeaders());
            // Handle cache validation.
            if (statusCode == HttpStatus.SC_NOT_MODIFIED) {

                Entry entry = request.getCacheEntry();
                if (entry == null) {
                    return new NetworkResponse(HttpStatus.SC_NOT_MODIFIED, null, responseHeaders, true,
                            SystemClock.elapsedRealtime() - requestStart);
                }

                // A HTTP 304 response does not have all header fields. We
                // have to use the header fields from the cache entry plus
                // the new ones from the response.
                // http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
                entry.responseHeaders.putAll(responseHeaders);
                return new NetworkResponse(HttpStatus.SC_NOT_MODIFIED, entry.data, entry.responseHeaders, true,
                        SystemClock.elapsedRealtime() - requestStart);
            }

            // Handle moved resources
            if (statusCode == HttpStatus.SC_MOVED_PERMANENTLY
                    || statusCode == HttpStatus.SC_MOVED_TEMPORARILY) {
                String newUrl = responseHeaders.get("Location");
                request.setRedirectUrl(newUrl);
            }

            // Some responses such as 204s do not have content.  We must check.
            if (httpResponse.getEntity() != null) {
                responseContents = entityToBytes(httpResponse.getEntity());
            } else {
                // Add 0 byte response as a way of honestly representing a
                // no-content request.
                responseContents = new byte[0];
            }

            // if the request is slow, log it.
            long requestLifetime = SystemClock.elapsedRealtime() - requestStart;
            logSlowRequests(requestLifetime, request, responseContents, statusLine);

            if (statusCode < 200 || statusCode > 299) {
                throw new IOException();
            }
            return new NetworkResponse(statusCode, responseContents, responseHeaders, false,
                    SystemClock.elapsedRealtime() - requestStart);
        } catch (SocketTimeoutException e) {
            VolleyLog.e("NetworkResponse performRequest SocketTimeoutException");
            attemptRetryOnException("socket", request, new TimeoutError());
        } catch (ConnectTimeoutException e) {
            VolleyLog.e("NetworkResponse performRequest ConnectTimeoutException");
            attemptRetryOnException("connection", request, new TimeoutError());
        } catch (MalformedURLException e) {
            throw new RuntimeException("Bad URL " + request.getUrl(), e);
        } catch (IOException e) {
            int statusCode = 0;
            NetworkResponse networkResponse = null;
            if (httpResponse != null) {
                statusCode = httpResponse.getStatusLine().getStatusCode();
            } else {
                throw new NoConnectionError(e);
            }
            if (statusCode == HttpStatus.SC_MOVED_PERMANENTLY
                    || statusCode == HttpStatus.SC_MOVED_TEMPORARILY) {
                VolleyLog.e("Request at %s has been redirected to %s", request.getOriginUrl(),
                        request.getUrl());
            } else {
                VolleyLog.e("Unexpected response code %d for %s", statusCode, request.getUrl());
            }
            if (responseContents != null) {
                VolleyLog.e("NetworkResponse performRequest responseContents != null");
                networkResponse = new NetworkResponse(statusCode, responseContents, responseHeaders, false,
                        SystemClock.elapsedRealtime() - requestStart);
                if (statusCode == HttpStatus.SC_UNAUTHORIZED || statusCode == HttpStatus.SC_FORBIDDEN) {
                    VolleyLog.e("NetworkResponse performRequest responseContents != null 1111111");
                    attemptRetryOnException("auth", request, new AuthFailureError(networkResponse));
                } else if (statusCode == HttpStatus.SC_MOVED_PERMANENTLY
                        || statusCode == HttpStatus.SC_MOVED_TEMPORARILY) {
                    VolleyLog.e("NetworkResponse performRequest responseContents != null 22222222");
                    attemptRetryOnException("redirect", request, new RedirectError(networkResponse));
                } else {
                    // TODO: Only throw ServerError for 5xx status codes.
                    throw new ServerError(networkResponse);
                }
            } else {
                throw new NetworkError(e);
            }
        }
    }
}