Example usage for java.util Queue addAll

List of usage examples for java.util Queue addAll

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Introduction

In this page you can find the example usage for java.util Queue addAll.

Prototype

boolean addAll(Collection<? extends E> c);

Source Link

Document

Adds all of the elements in the specified collection to this collection (optional operation).

Usage

From source file:nl.b3p.viewer.admin.stripes.GeoServiceActionBean.java

public Resolution generateSld() throws Exception {

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setNamespaceAware(true);// w w w .j  a  v a2 s.  c o  m
    DocumentBuilder db = dbf.newDocumentBuilder();
    Document sldDoc = db.newDocument();

    Element sldEl = sldDoc.createElementNS(NS_SLD, "StyledLayerDescriptor");
    sldDoc.appendChild(sldEl);
    sldEl.setAttributeNS(NS_SLD, "version", "1.0.0");
    sldEl.setAttributeNS("http://www.w3.org/2001/XMLSchema-instance", "xsi:schemaLocation",
            "http://www.opengis.net/sld http://schemas.opengis.net/sld/1.0.0/StyledLayerDescriptor.xsd");
    sldEl.setAttribute("xmlns:ogc", NS_OGC);
    sldEl.setAttribute("xmlns:gml", NS_GML);
    service.loadLayerTree();

    Queue<Layer> layerStack = new LinkedList();
    Layer l = service.getTopLayer();
    while (l != null) {
        layerStack.addAll(service.getLayerChildrenCache(l));

        if (l.getName() != null) {
            Element nlEl = sldDoc.createElementNS(NS_SLD, "NamedLayer");
            sldEl.appendChild(nlEl);
            String title = l.getTitleAlias() != null ? l.getTitleAlias() : l.getTitle();
            if (title != null) {
                nlEl.appendChild(sldDoc.createComment(" Layer '" + title + "' "));
            }
            Element nEl = sldDoc.createElementNS(NS_SLD, "Name");
            nEl.setTextContent(l.getName());
            nlEl.appendChild(nEl);

            if (l.getFeatureType() != null) {
                String protocol = "";
                if (l.getFeatureType().getFeatureSource() != null) {
                    protocol = " (protocol " + l.getFeatureType().getFeatureSource().getProtocol() + ")";
                }

                String ftComment = " This layer has a feature type" + protocol
                        + " you can use in a FeatureTypeConstraint element as follows:\n";
                ftComment += "            <LayerFeatureConstraints>\n";
                ftComment += "                <FeatureTypeConstraint>\n";
                ftComment += "                    <FeatureTypeName>" + l.getFeatureType().getTypeName()
                        + "</FeatureTypeName>\n";
                ftComment += "                    Add ogc:Filter or Extent element here. ";
                if (l.getFeatureType().getAttributes().isEmpty()) {
                    ftComment += " No feature type attributes are known.\n";
                } else {
                    ftComment += " You can use the following feature type attributes in ogc:PropertyName elements:\n";
                    for (AttributeDescriptor ad : l.getFeatureType().getAttributes()) {
                        ftComment += "                    <ogc:PropertyName>" + ad.getName()
                                + "</ogc:PropertyName>";
                        if (ad.getAlias() != null) {
                            ftComment += " (" + ad.getAlias() + ")";
                        }
                        if (ad.getType() != null) {
                            ftComment += " (type: " + ad.getType() + ")";
                        }
                        ftComment += "\n";
                    }
                }
                ftComment += "                </FeatureTypeConstraint>\n";
                ftComment += "            </LayerFeatureConstraints>\n";
                ftComment += "        ";
                nlEl.appendChild(sldDoc.createComment(ftComment));
            }

            nlEl.appendChild(sldDoc.createComment(" Add a UserStyle or NamedStyle element here "));
            String styleComment = " (no server-side named styles are known other than 'default') ";
            ClobElement styleDetail = l.getDetails().get(Layer.DETAIL_WMS_STYLES);
            if (styleDetail != null) {
                try {
                    JSONArray styles = new JSONArray(styleDetail.getValue());

                    if (styles.length() > 0) {
                        styleComment = " The following NamedStyles are available according to the capabilities: \n";

                        for (int i = 0; i < styles.length(); i++) {
                            JSONObject jStyle = styles.getJSONObject(i);

                            styleComment += "            <NamedStyle><Name>" + jStyle.getString("name")
                                    + "</Name></NamedStyle>";
                            if (jStyle.has("title")) {
                                styleComment += " (" + jStyle.getString("title") + ")";
                            }
                            styleComment += "\n";
                        }
                    }

                } catch (JSONException e) {
                }
                styleComment += "        ";
            }
            nlEl.appendChild(sldDoc.createComment(styleComment));
        }

        l = layerStack.poll();
    }

    TransformerFactory tf = TransformerFactory.newInstance();
    Transformer t = tf.newTransformer();
    t.setOutputProperty(OutputKeys.INDENT, "yes");
    t.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
    t.setOutputProperty(OutputKeys.ENCODING, "UTF-8");

    DOMSource source = new DOMSource(sldDoc);
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    StreamResult result = new StreamResult(bos);
    t.transform(source, result);
    generatedSld = new String(bos.toByteArray(), "UTF-8");

    // indent doesn't add newline after XML declaration
    generatedSld = generatedSld.replaceFirst("\"\\?><StyledLayerDescriptor", "\"?>\n<StyledLayerDescriptor");
    return new ForwardResolution(JSP_EDIT_SLD);
}

From source file:org.eclipse.skalli.core.search.LuceneIndex.java

private List<IndexEntry> indexEntity(T entity) {
    List<IndexEntry> fields = new LinkedList<IndexEntry>();

    Queue<EntityBase> queue = new LinkedList<EntityBase>();
    queue.add(entity);// w  ww  .j  a  v a  2s. co  m

    while (!queue.isEmpty()) {
        EntityBase currentEntity = queue.poll();

        for (ExtensionService<?> extensionService : ExtensionServices.getAll()) {
            if (currentEntity.getClass().equals(extensionService.getExtensionClass())) {
                Indexer<?> indexer = extensionService.getIndexer();
                if (indexer != null) {
                    indexer.indexEntity(fields, currentEntity);
                }
            }
        }

        if (currentEntity instanceof ExtensibleEntityBase) {
            queue.addAll(((ExtensibleEntityBase) currentEntity).getAllExtensions());
        }
    }
    return fields;
}

From source file:alluxio.proxy.s3.S3RestServiceHandler.java

private List<URIStatus> listObjects(AlluxioURI uri, ListBucketOptions listBucketOptions)
        throws FileDoesNotExistException, IOException, AlluxioException {
    List<URIStatus> objects = new ArrayList<>();
    Queue<URIStatus> traverseQueue = new ArrayDeque<>();

    List<URIStatus> children;
    String prefix = listBucketOptions.getPrefix();
    if (prefix != null && prefix.contains(AlluxioURI.SEPARATOR)) {
        AlluxioURI prefixDirUri = new AlluxioURI(uri.getPath() + AlluxioURI.SEPARATOR
                + prefix.substring(0, prefix.lastIndexOf(AlluxioURI.SEPARATOR)));
        children = mFileSystem.listStatus(prefixDirUri);
    } else {/*  w  w  w .  j  ava 2s . com*/
        children = mFileSystem.listStatus(uri);
    }
    traverseQueue.addAll(children);
    while (!traverseQueue.isEmpty()) {
        URIStatus cur = traverseQueue.remove();
        if (!cur.isFolder()) {
            // Alluxio file is an object.
            objects.add(cur);
        } else if (!cur.getName().endsWith(Constants.S3_MULTIPART_TEMPORARY_DIR_SUFFIX)) {
            // The directory is not a temporary directory of multipart upload, list recursively.
            List<URIStatus> curChildren = mFileSystem.listStatus(new AlluxioURI(cur.getPath()));
            if (curChildren.isEmpty()) {
                // An empty Alluxio directory is considered as a valid object.
                objects.add(cur);
            } else {
                traverseQueue.addAll(curChildren);
            }
        }
    }
    return objects;
}

From source file:org.commonjava.maven.ext.manip.rest.DefaultVersionTranslator.java

/**
 * Translate the versions.//from   www . j av a  2 s . co m
 * There may be a lot of them, possibly causing timeouts or other issues.
 * This is mitigated by splitting them into smaller chunks when an error occurs and retrying.
 */
public Map<ProjectVersionRef, String> translateVersions(List<ProjectVersionRef> projects) {
    final Map<ProjectVersionRef, String> result = new HashMap<>();
    final Queue<Task> queue = new ArrayDeque<>();
    queue.add(new Task(pvrm, projects, endpointUrl));

    while (!queue.isEmpty()) {
        Task task = queue.remove();
        task.executeTranslate();
        if (task.isSuccess()) {
            result.putAll(task.getResult());
        } else {
            if (task.canSplit()) {
                if (task.getStatus() < 0) {
                    logger.debug("Caught exception calling server with message {}", task.getErrorMessage());
                } else {
                    logger.debug("Did not get status {} but received {}", SC_OK, task.getStatus());
                }

                List<Task> tasks = task.split();

                logger.warn(
                        "Failed to translate versions for task @{}, splitting and retrying. Chunk size was: {} and new chunk size {} in {} segments.",
                        task.hashCode(), task.getChunkSize(), tasks.get(0).getChunkSize(), tasks.size());
                queue.addAll(tasks);
            } else {
                logger.debug("Cannot split and retry anymore.");
                if (task.getStatus() > 0) {
                    throw new RestException("Received response status " + task.getStatus() + " with message: "
                            + task.getErrorMessage());
                } else {
                    throw new RestException("Received response status " + task.getStatus() + " with message "
                            + task.getErrorMessage());
                }
            }
        }
    }
    return result;
}

From source file:org.jboss.qa.phaser.Executor.java

public void execute() throws Exception {
    final List<ErrorReport> throwAtEnd = new LinkedList<>();
    invokeJobMethods(BeforeJob.class);

    final Queue<ExecutionNode> nodeQueue = new LinkedList<>(roots);
    boolean finalizeState = false;
    while (!nodeQueue.isEmpty()) {
        final ExecutionNode node = nodeQueue.poll();

        final ExecutionError err = node.execute(finalizeState);

        if (err != null) {
            final ExceptionHandling eh = err.getExceptionHandling();
            final ErrorReport errorReport = new ErrorReport("Exception thrown by phase execution:",
                    err.getThrowable());
            switch (eh.getReport()) {
            case THROW_AT_END:
                throwAtEnd.add(errorReport);
                break;
            case LOG:
                ErrorReporter.report(errorReport);
                break;
            default:
                log.debug("Exception by phase execution, continue.");
            }//  w w  w.  j  a  va 2s.  c  om

            if (eh.getExecution() == ExceptionHandling.Execution.IMMEDIATELY_STOP) {
                break;
            } else if (eh.getExecution() == ExceptionHandling.Execution.FINALIZE) {
                finalizeState = true;
            }
        }
        nodeQueue.addAll(node.getChildNodes());
    }

    invokeJobMethods(AfterJob.class);
    ErrorReporter.finalErrorReport(throwAtEnd);
}

From source file:org.phenotips.data.permissions.internal.DefaultPatientAccessHelper.java

@Override
public AccessLevel getAccessLevel(Patient patient, EntityReference user) {
    AccessLevel result = this.manager.resolveAccessLevel("none");
    if (patient == null || user == null) {
        return result;
    }/*from w ww .  j  ava  2s .  c  o m*/
    try {
        EntityReference owner = getOwner(patient).getUser();
        Collection<Collaborator> collaborators = getCollaborators(patient);
        Set<DocumentReference> processedEntities = new HashSet<DocumentReference>();
        Queue<DocumentReference> entitiesToCheck = new LinkedList<DocumentReference>();
        entitiesToCheck.add((DocumentReference) user);
        AccessLevel currentItemAccess = null;
        DocumentReference currentItem;
        XWikiContext context = getXWikiContext();
        XWikiGroupService groupService = context.getWiki().getGroupService(context);
        while (!entitiesToCheck.isEmpty()) {
            currentItem = entitiesToCheck.poll();
            currentItemAccess = getAccessLevel(currentItem, owner, collaborators);
            if (currentItemAccess.compareTo(result) > 0) {
                result = currentItemAccess;
            }
            processedEntities.add(currentItem);
            Collection<DocumentReference> groups = groupService.getAllGroupsReferencesForMember(currentItem, 0,
                    0, context);
            groups.removeAll(processedEntities);
            entitiesToCheck.addAll(groups);
        }
    } catch (XWikiException ex) {
        this.logger.warn("Failed to compute access level for [{}] on [{}]: {}", user, patient.getId(),
                ex.getMessage());
    }
    return result;
}

From source file:org.openengsb.labs.paxexam.karaf.container.internal.KarafTestContainer.java

/**
 * Since we might get quite deep use a simple breath first search algorithm
 *//*from   w  w  w . j a  v a2s . c  om*/
private File searchKarafBase(File targetFolder) {
    Queue<File> searchNext = new LinkedList<File>();
    searchNext.add(targetFolder);
    while (!searchNext.isEmpty()) {
        File head = searchNext.poll();
        if (!head.isDirectory()) {
            continue;
        }
        boolean system = false;
        boolean etc = false;
        for (File file : head.listFiles()) {
            if (file.isDirectory() && file.getName().equals("system")) {
                system = true;
            }
            if (file.isDirectory() && file.getName().equals("etc")) {
                etc = true;
            }
        }
        if (system && etc) {
            return head;
        }
        searchNext.addAll(Arrays.asList(head.listFiles()));
    }
    throw new IllegalStateException("No karaf base dir found in extracted distribution.");
}

From source file:org.apache.karaf.tooling.exam.container.internal.KarafTestContainer.java

/**
 * Since we might get quite deep use a simple breath first search algorithm
 *///ww w. j  av a 2  s.co  m
private File searchKarafBase(File _targetFolder) {
    Queue<File> searchNext = new LinkedList<File>();
    searchNext.add(_targetFolder);
    while (!searchNext.isEmpty()) {
        File head = searchNext.poll();
        if (!head.isDirectory()) {
            continue;
        }
        boolean isSystem = false;
        boolean etc = false;
        for (File file : head.listFiles()) {
            if (file.isDirectory() && file.getName().equals("system")) {
                isSystem = true;
            }
            if (file.isDirectory() && file.getName().equals("etc")) {
                etc = true;
            }
        }
        if (isSystem && etc) {
            return head;
        }
        searchNext.addAll(Arrays.asList(head.listFiles()));
    }
    throw new IllegalStateException("No karaf base dir found in extracted distribution.");
}

From source file:org.paxle.core.io.temp.impl.CommandTempReleaser.java

private void releaseCommandFiles(final ICommand cmd, final Long id) {
    try {/*from   w w  w  . j a va  2s  .  c  om*/
        File file;
        final ICrawlerDocument cdoc = cmd.getCrawlerDocument();
        if (cdoc != null && (file = cdoc.getContent()) != null) {
            if (tfm.isKnown(file)) {
                try {
                    tfm.releaseTempFile(file);
                } catch (FileNotFoundException e) {
                    this.logger.warn("downloaded crawler-data not available for release");
                }
            } else {
                this.logger.debug(String.format("Crawlerdoc tempfile %s not managed by tempfilemanager",
                        file.toString()));
            }
        }

        final Queue<Map.Entry<String, IParserDocument>> pdocs = new LinkedList<Map.Entry<String, IParserDocument>>();

        IParserDocument pdoc = cmd.getParserDocument();
        Map.Entry<String, IParserDocument> entry = null;
        if (pdoc != null) {
            do {
                if (entry != null) {
                    pdoc = entry.getValue();
                }

                if ((file = pdoc.getTextFile()) != null) {
                    if (tfm.isKnown(file)) {
                        try {
                            tfm.releaseTempFile(file);
                        } catch (FileNotFoundException e) {
                            final String msg = (entry == null) ? "parser-document"
                                    : "sub parser-document '" + entry.getKey() + "'";
                            logger.warn(String.format("data of %s of cmd [%06d] not available for release", msg,
                                    id));
                        }
                    } else {
                        this.logger.debug(String.format("Parserdoc tempfile %s not managed by tempfilemanager",
                                file.toString()));
                    }
                }

                pdocs.addAll(pdoc.getSubDocs().entrySet());
            } while ((entry = pdocs.poll()) != null);
        }

    } catch (Throwable e) {
        this.logger.error(String.format("Unexpected '%s' while releasing temporary files of command '%s'.",
                e.getClass().getName(), cmd.getLocation()), e);
    }
}

From source file:org.ohmage.query.impl.CampaignQueries.java

public void createCampaign(final Campaign campaign, final Collection<String> classIds,
        final String creatorUsername) throws DataAccessException {

    // Create the transaction.
    DefaultTransactionDefinition def = new DefaultTransactionDefinition();
    def.setName("Creating a new campaign.");

    try {/*from   www  .j a  va2s. c  o m*/
        // Begin the transaction.
        PlatformTransactionManager transactionManager = new DataSourceTransactionManager(getDataSource());
        TransactionStatus status = transactionManager.getTransaction(def);

        String iconUrlString = null;
        URL iconUrl = campaign.getIconUrl();
        if (iconUrl != null) {
            iconUrlString = iconUrl.toString();
        }

        String xml;
        try {
            xml = campaign.getXml();
        } catch (DomainException e) {
            transactionManager.rollback(status);
            throw new DataAccessException("The XML could not be saved.");
        }

        // Create the campaign.
        try {
            getJdbcTemplate().update(SQL_INSERT_CAMPAIGN,
                    new Object[] { campaign.getId(), campaign.getName(), xml, campaign.getDescription(),
                            iconUrlString, campaign.getAuthoredBy(), campaign.getRunningState().toString(),
                            campaign.getPrivacyState().toString() });
        } catch (org.springframework.dao.DataAccessException e) {
            transactionManager.rollback(status);
            throw new DataAccessException("Error executing SQL '" + SQL_INSERT_CAMPAIGN + "' with parameters: "
                    + campaign.getId() + ", " + campaign.getName() + ", " + xml + ", "
                    + campaign.getDescription() + ", " + iconUrlString + ", " + campaign.getAuthoredBy() + ", "
                    + campaign.getRunningState().toString() + ", " + campaign.getPrivacyState().toString(), e);
        }

        // Create the set of survey and prompt IDs for this campaign.
        final Set<String> surveyIds = new HashSet<String>();
        final Set<String> promptIds = new HashSet<String>();

        // Loop through all of the surveys and add the survey and prompt
        // IDs.
        for (Survey survey : campaign.getSurveys().values()) {
            // Get this survey's ID.
            surveyIds.add(survey.getId());

            Queue<SurveyItem> surveyItems = new LinkedList<SurveyItem>();
            surveyItems.addAll(survey.getSurveyItems().values());
            while (surveyItems.size() > 0) {
                SurveyItem surveyItem = surveyItems.poll();

                if (surveyItem instanceof RepeatableSet) {
                    RepeatableSet repeatableSet = (RepeatableSet) surveyItem;

                    for (SurveyItem rsSurveyItem : repeatableSet.getSurveyItems().values()) {
                        surveyItems.add(rsSurveyItem);
                    }
                } else if (surveyItem instanceof Prompt) {
                    promptIds.add(((Prompt) surveyItem).getId());
                }
            }
        }

        // Get the campaign's ID.
        final String campaignId = campaign.getId();

        // Compile the list of parameters for the survey ID lookup table.
        List<Object[]> surveyParameters = new ArrayList<Object[]>(surveyIds.size());
        for (String surveyId : surveyIds) {
            Object[] params = new Object[2];
            params[0] = surveyId;
            params[1] = campaignId;
            surveyParameters.add(params);
        }

        // The SQL to write the data.
        final String surveyIdLookupBatchSql = "INSERT INTO " + "campaign_survey_lookup(survey_id, campaign_id) "
                + "VALUES (?, (SELECT id FROM campaign WHERE urn = ?))";

        // Add the survey IDs to the lookup table.
        try {
            getJdbcTemplate().batchUpdate(surveyIdLookupBatchSql, surveyParameters);
        } catch (org.springframework.dao.DataAccessException e) {
            transactionManager.rollback(status);
            throw new DataAccessException("Error executing SQL '" + surveyIdLookupBatchSql + "'.", e);
        }

        // Compile the list of parameters for the prompt ID lookup table.
        List<Object[]> promptParameters = new ArrayList<Object[]>(surveyIds.size());
        for (String promptId : promptIds) {
            Object[] params = new Object[2];
            params[0] = promptId;
            params[1] = campaignId;
            promptParameters.add(params);
        }

        // The SQL to write the data.
        final String promptIdLookupBatchSql = "INSERT INTO " + "campaign_prompt_lookup(prompt_id, campaign_id) "
                + "VALUES (?, (SELECT id FROM campaign WHERE urn = ?))";

        // Add the prompt IDs to the lookup table.
        try {
            getJdbcTemplate().batchUpdate(promptIdLookupBatchSql, promptParameters);
        } catch (org.springframework.dao.DataAccessException e) {
            transactionManager.rollback(status);
            throw new DataAccessException("Error executing SQL '" + promptIdLookupBatchSql + "'.", e);
        }

        // Add each of the classes to the campaign.
        for (String classId : classIds) {
            associateCampaignAndClass(transactionManager, status, campaign.getId(), classId);
        }

        // Add the requesting user as the author. This may have already 
        // happened above.
        try {
            getJdbcTemplate().update(SQL_INSERT_USER_ROLE_CAMPAIGN, creatorUsername, campaign.getId(),
                    Campaign.Role.AUTHOR.toString());
        } catch (org.springframework.dao.DataIntegrityViolationException e) {
            // The user was already an author of this campaign implying 
            // that it's one of the default campaign roles based on a class
            // role that the 'creatorUsername' has.
            e.printStackTrace();
        } catch (org.springframework.dao.DataAccessException e) {
            transactionManager.rollback(status);
            throw new DataAccessException("Error executing SQL '" + SQL_INSERT_USER_ROLE_CAMPAIGN
                    + "' with parameters: " + creatorUsername + ", " + campaign.getId() + ", "
                    + Campaign.Role.AUTHOR.toString(), e);
        }

        // Commit the transaction.
        try {
            transactionManager.commit(status);
        } catch (TransactionException e) {
            transactionManager.rollback(status);
            throw new DataAccessException("Error while committing the transaction.", e);
        }
    } catch (TransactionException e) {
        throw new DataAccessException("Error while attempting to rollback the transaction.", e);
    }
}