Example usage for java.util LinkedHashSet isEmpty

Introduction

In this page you can find the example usage for java.util LinkedHashSet isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this set contains no elements.

Usage

From source file:com.janrain.backplane2.server.Scope.java

public boolean isAuthorizationRequired() {
    for (BackplaneMessage.Field scopeKey : scopes.keySet()) {
        LinkedHashSet<String> values = scopes.get(scopeKey);
        if (scopeKey.getScopeType() == ScopeType.AUTHZ_REQ && values != null && !values.isEmpty())
            return true;
    }//from  ww w  .  j a v a2s .  c  o  m
    return false;
}

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From source file:com.ge.predix.acs.service.policy.evaluation.PolicyEvaluationServiceImpl.java

LinkedHashSet<PolicySet> filterPolicySetsByPriority(final String subjectIdentifier, final String uri,
        final List<PolicySet> allPolicySets, final LinkedHashSet<String> policySetsEvaluationOrder)
        throws IllegalArgumentException {

    if (policySetsEvaluationOrder.isEmpty()) {
        if (allPolicySets.size() > 1) {
            LOGGER.error(String.format(
                    "Found more than one policy set during policy evaluation and "
                            + "no evaluation order is provided. subjectIdentifier='%s', resourceURI='%s'",
                    subjectIdentifier, uri));
            throw new IllegalArgumentException("More than one policy set exists for this zone. "
                    + "Please provide an ordered list of policy set names to consider for this evaluation and "
                    + "resubmit the request.");
        } else {//  w w w.  j a va2s.c o  m
            return allPolicySets.stream().collect(Collectors.toCollection(LinkedHashSet::new));
        }
    }

    Map<String, PolicySet> allPolicySetsMap = allPolicySets.stream()
            .collect(Collectors.toMap(PolicySet::getName, Function.identity()));
    LinkedHashSet<PolicySet> filteredPolicySets = new LinkedHashSet<PolicySet>();
    for (String policySetId : policySetsEvaluationOrder) {
        PolicySet policySet = allPolicySetsMap.get(policySetId);
        if (policySet == null) {
            LOGGER.error("No existing policy set matches policy set in the evaluation order of the request. "
                    + "Subject: " + subjectIdentifier + ", Resource: " + uri);
            throw new IllegalArgumentException(
                    "No existing policy set matches policy set in the evaluaion order of the request. "
                            + "Please review the policy evauation order and resubmit the request.");
        } else {
            filteredPolicySets.add(policySet);
        }
    }
    return filteredPolicySets;
}

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From source file:com.janrain.backplane2.server.Scope.java

/**
 * @return multiple, individual scopes for which authorization is required (one value per returned Scope)
 *//*from  w  ww. j a va  2  s .  c o m*/
public List<Scope> getAuthReqScopes() {
    List<Scope> authReqScopes = new ArrayList<Scope>();
    for (BackplaneMessage.Field scopeKey : scopes.keySet()) {
        LinkedHashSet<String> values = scopes.get(scopeKey);
        if (scopeKey.getScopeType() == ScopeType.AUTHZ_REQ && values != null && !values.isEmpty()) {
            for (String value : values) {
                authReqScopes.add(new Scope(scopeKey, value));
            }
        }
    }
    return authReqScopes;
}

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From source file:net.famzangl.minecraft.minebot.ai.command.CommandRegistry.java

public String[] fillTabComplete(MinebotNetHandler minebotNetHandler, String[] serverResponse,
        String lastSendTabComplete) {
    String command = getCommandId(lastSendTabComplete);
    LinkedHashSet<String> res = new LinkedHashSet<String>();
    for (String c : commandTable.keySet()) {
        if (c.startsWith(command)) {
            res.add("/" + c);
        }//from   w  w  w .  java 2s  . co m
    }
    if (res.isEmpty())
        return serverResponse;
    res.addAll(Arrays.asList(serverResponse));

    return res.toArray(new String[0]);
}

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From source file:org.objectweb.proactive.extensions.dataspaces.vfs.VFSSpacesMountManagerImpl.java

/**
 * Removes the/*from w w  w.j  av  a2  s  . c  o  m*/
 * @param spacePart
 * @param spaceRootFOUri
 */
private void removeSpaceRootUri(DataSpacesURI spacePart, String spaceRootFOUri) {
    LinkedHashSet<String> allRootUris = accessibleFileObjectUris.get(spacePart);
    allRootUris.remove(spaceRootFOUri);
    if (allRootUris.isEmpty()) {
        accessibleFileObjectUris.remove(spacePart);
    } else {
        accessibleFileObjectUris.put(spacePart, allRootUris);
    }
}

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From source file:com.spotify.hamcrest.jackson.IsJsonObject.java

@Override
protected boolean matchesNode(ObjectNode node, Description mismatchDescription) {
    LinkedHashSet<String> mismatchedKeys = new LinkedHashSet<>();
    for (Map.Entry<String, Matcher<? super JsonNode>> entryMatcher : entryMatchers.entrySet()) {
        final String key = entryMatcher.getKey();
        final Matcher<? super JsonNode> valueMatcher = entryMatcher.getValue();

        final JsonNode value = node.path(key);

        if (!valueMatcher.matches(value)) {
            mismatchedKeys.add(key);//from   w w  w.  ja  v a2 s.c o m
        }
    }

    if (!mismatchedKeys.isEmpty()) {
        describeMismatches(node, mismatchDescription, mismatchedKeys);
        return false;
    }
    return true;
}

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From source file:org.fusesource.mop.support.Database.java

public void install(final LinkedHashSet<String> artifiactIds) throws IOException {
    if (artifiactIds.isEmpty()) {
        throw new IllegalArgumentException("artifiactIds cannot be empty");
    }// w  ww  .  j av  a 2s .  co m
    final String mainArtifact = artifiactIds.iterator().next();

    assertOpen();
    pageFile.tx().execute(new Transaction.Closure<IOException>() {
        public void execute(Transaction tx) throws IOException {
            RootEntity root = RootEntity.load(tx);
            BTreeIndex<String, HashSet<String>> artifacts = root.artifacts.get(tx);
            BTreeIndex<String, HashSet<String>> artifactIdIndex = root.artifactIdIndex.get(tx);
            BTreeIndex<String, HashSet<String>> typeIndex = root.typeIndex.get(tx);
            BTreeIndex<String, HashSet<String>> explicityInstalledArtifacts = root.explicityInstalledArtifacts
                    .get(tx);

            explicityInstalledArtifacts.put(tx, mainArtifact, new LinkedHashSet<String>(artifiactIds));
            for (String id : artifiactIds) {
                ArtifactId a = ArtifactId.strictParse(id);
                if (a == null) {
                    throw new IOException("Invalid artifact id: " + id);
                }
                HashSet<String> rc = artifacts.get(tx, id);
                if (rc == null) {
                    rc = new HashSet<String>();
                }
                rc.add(mainArtifact);
                artifacts.put(tx, id, rc);
                indexAdd(tx, artifactIdIndex, id, a.getArtifactId());
                indexAdd(tx, typeIndex, id, a.getType());
            }

            root.tx_sequence++;
            root.store(tx);
        }
    });
}

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From source file:com.redhat.rhn.frontend.action.token.configuration.RankChannelsAction.java

/**
 * Sets up the rangling widget.//from w  w w .j a  v  a2  s .  c om
 * @param context the request context of the current request
 * @param form the dynaform  related to the current request.
 * @param set the set holding the channel ids.
 */
private void setupWidget(RequestContext context, DynaActionForm form, Set<String> set) {
    LinkedHashSet labelValues = new LinkedHashSet();
    populateWidgetLabels(labelValues, context);
    for (String id : set) {
        Long ccid = Long.valueOf(id);
        ConfigChannel channel = ConfigurationFactory.lookupConfigChannelById(ccid);
        labelValues.add(lv(channel.getName(), channel.getId().toString()));
    }

    //set the form variables for the widget to read.
    form.set(POSSIBLE_CHANNELS, labelValues);
    if (!labelValues.isEmpty()) {
        if (form.get(SELECTED_CHANNEL) == null) {
            String selected = ((LabelValueBean) labelValues.iterator().next()).getValue();
            form.set(SELECTED_CHANNEL, selected);
        }
    }
}

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From source file:com.redhat.rhn.frontend.action.configuration.BaseRankChannels.java

/**
 * Sets up the rangling widget./*from w  w w  .j av  a  2s  .  c  o m*/
 * @param context the request context of the current request
 * @param form the dynaform  related to the current request.
 * @param set the rhnset holding the channel ids.
 */
protected void setupWidget(RequestContext context, DynaActionForm form, RhnSet set) {
    User user = context.getCurrentUser();
    LinkedHashSet labelValues = new LinkedHashSet();
    populateWidgetLabels(labelValues, context);
    for (Iterator itr = set.getElements().iterator(); itr.hasNext();) {
        Long ccid = ((RhnSetElement) itr.next()).getElement();
        ConfigChannel channel = ConfigurationManager.getInstance().lookupConfigChannel(user, ccid);
        labelValues.add(lv(channel.getName(), channel.getId().toString()));
    }

    //set the form variables for the widget to read.
    form.set(POSSIBLE_CHANNELS, labelValues);
    if (!labelValues.isEmpty()) {
        if (form.get(SELECTED_CHANNEL) == null) {
            String selected = ((LabelValueBean) labelValues.iterator().next()).getValue();
            form.set(SELECTED_CHANNEL, selected);
        }
    }
}

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From source file:com.hp.autonomy.idol.parametricvalues.IdolParametricValuesService.java

@Override
public Set<QueryTagInfo> getAllParametricValues(final IdolParametricRequest idolParametricRequest)
        throws AciErrorException {
    final Collection<String> fieldNames = new HashSet<>();
    fieldNames.addAll(idolParametricRequest.getFieldNames());
    if (fieldNames.isEmpty()) {
        fieldNames.addAll(getTagNames());
    }/*from  w ww  .ja v  a  2 s . c  om*/

    final Set<QueryTagInfo> results;
    if (fieldNames.isEmpty()) {
        results = Collections.emptySet();
    } else {
        final AciParameters aciParameters = new AciParameters(TagActions.GetQueryTagValues.name());
        aciParameters.add(QueryParams.Combine.name(), CombineParam.Simple);
        aciParameters.add(QueryParams.Text.name(), idolParametricRequest.getQueryText());
        aciParameters.add(QueryParams.FieldText.name(), idolParametricRequest.getFieldText());
        aciParameters.add(QueryParams.DatabaseMatch.name(),
                new Databases(idolParametricRequest.getDatabases()));
        aciParameters.add(QueryParams.MinDate.name(), formatDate(idolParametricRequest.getMinDate()));
        aciParameters.add(QueryParams.MaxDate.name(), formatDate(idolParametricRequest.getMaxDate()));
        aciParameters.add(QueryParams.AnyLanguage.name(), true);
        aciParameters.add(GetQueryTagValuesParams.DocumentCount.name(), true);
        aciParameters.add(GetQueryTagValuesParams.MaxValues.name(), MAX_VALUES);
        aciParameters.add(GetQueryTagValuesParams.FieldName.name(),
                StringUtils.join(fieldNames.toArray(), ','));
        aciParameters.add(GetQueryTagValuesParams.Sort.name(), SortParam.DocumentCount.name());

        final GetQueryTagValuesResponseData responseData = contentAciService.executeAction(aciParameters,
                queryTagValuesResponseProcessor);
        final List<FlatField> fields = responseData.getField();
        results = new LinkedHashSet<>(fields.size());
        for (final FlatField field : fields) {
            final List<JAXBElement<? extends Serializable>> valueElements = field.getValueOrSubvalueOrValues();
            final LinkedHashSet<QueryTagCountInfo> values = new LinkedHashSet<>(valueElements.size());
            for (final JAXBElement<?> element : valueElements) {
                if (VALUE_NODE_NAME.equals(element.getName().getLocalPart())) {
                    final TagValue tagValue = (TagValue) element.getValue();
                    values.add(new QueryTagCountInfo(tagValue.getValue(), tagValue.getCount()));
                }
            }
            final String fieldName = getFieldNameFromPath(field.getName().get(0));
            if (!values.isEmpty()) {
                results.add(new QueryTagInfo(fieldName, values));
            }
        }
    }

    return results;
}

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