Example usage for java.util Set remove

Introduction

In this page you can find the example usage for java.util Set remove.

Prototype

boolean remove(Object o);

Source Link

Document

Removes the specified element from this set if it is present (optional operation).

Usage

From source file:csns.web.controller.RubricSubmissionController.java

@RequestMapping("/rubric/submission/{role}/list")
public String list(@PathVariable String role, @RequestParam Long assignmentId, ModelMap models) {
    RubricAssignment assignment = rubricAssignmentDao.getRubricAssignment(assignmentId);

    Set<User> students = new HashSet<User>();
    for (Enrollment enrollment : assignment.getSection().getEnrollments())
        students.add(enrollment.getStudent());

    // we need to remove the submissions for the students who already
    // dropped the class
    Iterator<RubricSubmission> i = assignment.getSubmissions().iterator();
    while (i.hasNext()) {
        RubricSubmission submission = i.next();
        if (!students.contains(submission.getStudent()))
            i.remove();/*from   w  w w . j  a va 2s . c  o m*/
        else
            students.remove(submission.getStudent());
    }

    // we then add a submission for each student who is in the class but
    // didn't have a submission for this assignment.
    for (User student : students) {
        RubricSubmission submission = new RubricSubmission(student, assignment);
        assignment.getSubmissions().add(submission);
    }
    assignment = rubricAssignmentDao.saveRubricAssignment(assignment);

    models.put("user", SecurityUtils.getUser());
    models.put("assignment", assignment);
    // Instructor, evaluator, and student will see different views.
    return "rubric/submission/list/" + role;
}

From source file:com.pinterest.rocksplicator.controller.tasks.AddHostTask.java

@Override
public void process(Context ctx) throws Exception {
    final String clusterName = ctx.getCluster();
    final String hdfsDir = getParameter().getHdfsDir();
    final HostBean hostToAdd = getParameter().getHostToAdd();
    final int rateLimitMbs = getParameter().getRateLimitMbs();
    final Admin.Client client = clientFactory.getClient(hostToAdd);

    // 1) ping the host to add to make sure it's up and running.
    try {// www  . j  a  v a2 s.  c o m
        client.ping();
        // continue if #ping() succeeds.
    } catch (TException tex) {
        ctx.getTaskQueue().failTask(ctx.getId(), "Host to add is not alive!");
        return;
    }

    ClusterBean clusterBean = ZKUtil.getClusterConfig(zkClient, clusterName);
    if (clusterBean == null) {
        ctx.getTaskQueue().failTask(ctx.getId(), "Failed to read cluster config from zookeeper.");
        return;
    }

    for (SegmentBean segment : clusterBean.getSegments()) {
        // 2) find shards to serve for new host
        Set<Integer> shardToServe = IntStream.range(0, segment.getNumShards()).boxed()
                .collect(Collectors.toSet());
        for (HostBean host : segment.getHosts()) {
            // ignore hosts in different AZ than the new host
            if (host.getAvailabilityZone().equals(hostToAdd.getAvailabilityZone())) {
                host.getShards().forEach(shard -> shardToServe.remove(shard.getId()));
            }
        }

        // 3) upload shard data to the new host
        try {
            for (int shardId : shardToServe) {
                HostBean upstream = findMasterShard(shardId, segment.getHosts());
                if (upstream == null) {
                    //TODO: should we fail the task in this case?
                    LOG.error("Failed to find master shard for segment={}, shardId={}", segment.getName(),
                            shardId);
                    continue;
                }
                Admin.Client upstreamClient = clientFactory.getClient(upstream);
                String dbName = ShardUtil.getDBNameFromSegmentAndShardId(segment.getName(), shardId);
                String hdfsPath = ShardUtil.getHdfsPath(hdfsDir, clusterName, segment.getName(), shardId,
                        upstream.getIp(), getCurrentDateTime());

                upstreamClient.backupDB(new BackupDBRequest(dbName, hdfsPath).setLimit_mbs(rateLimitMbs));
                LOG.info("Backed up {} from {} to {}.", dbName, upstream.getIp(), hdfsPath);

                client.restoreDB(
                        new RestoreDBRequest(dbName, hdfsPath, upstream.getIp(), (short) upstream.getPort())
                                .setLimit_mbs(rateLimitMbs));
                LOG.info("Restored {} from {} to {}.", dbName, hdfsPath, hostToAdd.getIp());
            }
        } catch (TException ex) {
            String errMsg = String.format("Failed to upload shard data to host %s.", hostToAdd.getIp());
            LOG.error(errMsg, ex);
            ctx.getTaskQueue().failTask(ctx.getId(), errMsg);
            return;
        }

        // add shard config to new host
        hostToAdd.setShards(shardToServe.stream().map(id -> new ShardBean().setId(id).setRole(Role.SLAVE))
                .collect(Collectors.toList()));
        List<HostBean> newHostList = segment.getHosts();
        newHostList.add(hostToAdd);
        segment.setHosts(newHostList);
    }

    // 4) update cluster config in zookeeper
    ZKUtil.updateClusterConfig(zkClient, clusterBean);
    LOG.info("Updated config to {}", ConfigParser.serializeClusterConfig(clusterBean));
    ctx.getTaskQueue().finishTask(ctx.getId(),
            "Successfully added host " + hostToAdd.getIp() + ":" + hostToAdd.getPort());
}

From source file:com.ignorelist.kassandra.steam.scraper.Tagger.java

private void addTags(SharedConfig sharedConfig, Long gameId, Options taggerOptions, Set<String> externalTags) {
    Set<String> existingTags = sharedConfig.getTags(gameId);

    if (null != taggerOptions.getWhiteList() && !taggerOptions.getWhiteList().isEmpty()) {
        externalTags.retainAll(taggerOptions.getWhiteList());
    }/*  w w w .  j a va  2s .  com*/

    existingTags.addAll(externalTags);

    if (null != taggerOptions.getReplacementMap()) {
        for (Map.Entry<String, String> e : taggerOptions.getReplacementMap().entrySet()) {
            if (existingTags.remove(e.getKey())) {
                existingTags.add(e.getValue());
            }
        }
    }

    if (null != taggerOptions.getRemoveTags()) {
        existingTags.removeAll(taggerOptions.getRemoveTags());
    }
    if (null != taggerOptions.getWhiteList() && !taggerOptions.getWhiteList().isEmpty()
            && taggerOptions.isRemoveNotWhiteListed()) {
        existingTags.retainAll(taggerOptions.getWhiteList());
    }

    sharedConfig.setTags(gameId, existingTags);
}

From source file:net.hillsdon.reviki.search.impl.LuceneSearcher.java

public Set<String> outgoingLinks(final String page) throws IOException, PageStoreException {
    if (_dir == null) {
        return Collections.emptySet();
    }// w  w w .  ja  va 2 s .  c  o m
    try {
        return doReadOperation(new ReadOperation<Set<String>>() {
            public Set<String> execute(final IndexReader reader, final Searcher searcher,
                    final Analyzer analyzer) throws IOException, ParseException {
                Hits hits = searcher.search(new TermQuery(new Term(FIELD_PATH, page)));
                Iterator<?> iterator = hits.iterator();
                if (iterator.hasNext()) {
                    Hit hit = (Hit) iterator.next();
                    String outgoingLinks = hit.getDocument().get(FIELD_OUTGOING_LINKS);
                    Set<String> results = Sets.newHashSet(outgoingLinks.split("\\s"));
                    results.remove(page);
                    return ImmutableSet.copyOf(results);
                }
                return Collections.emptySet();
            }
        }, false);
    } catch (QuerySyntaxException ex) {
        throw new NoQueryPerformedException(ex);
    }
}

From source file:mitm.djigzo.web.pages.admin.mta.MTAConfig.java

private Object removeNetwork() throws WebServiceCheckedException {
    if (selectedNetwork != null) {
        Set<String> networks = new LinkedHashSet<String>(getMainConfig().getMyNetworks());

        networks.remove(selectedNetwork);

        getMainConfig().setMyNetworks(networks);
    }//  w w w.  j av  a  2  s  . c  o  m

    return request.isXHR() ? myNetworksBlock : getKeepConfigReloadLink();
}

From source file:mitm.djigzo.web.pages.admin.mta.MTAConfig.java

private Object removeRelayDomain() throws WebServiceCheckedException {
    if (selectedRelayDomain != null) {
        Set<String> domains = new LinkedHashSet<String>(getMainConfig().getRelayDomains());

        domains.remove(selectedRelayDomain);

        getMainConfig().setRelayDomains(domains);
    }//from   ww  w. j av  a2 s . com

    return request.isXHR() ? relayDomainsBlock : getKeepConfigReloadLink();
}

From source file:com.aliyun.fs.oss.blk.JetOssFileSystemStore.java

public Set<Path> listDeepSubPaths(Path path) throws IOException {
    try {/*from  w w  w.j  av a2s .  c o m*/
        String prefix = pathToKey(path);
        if (!prefix.endsWith(PATH_DELIMITER)) {
            prefix += PATH_DELIMITER;
        }
        OSSObject[] objects = (OSSObject[]) ossClient.listObjects(bucket, prefix).getObjectSummaries()
                .toArray();
        Set<Path> prefixes = new TreeSet<Path>();
        for (int i = 0; i < objects.length; i++) {
            prefixes.add(keyToPath(objects[i].getKey()));
        }
        prefixes.remove(path);
        return prefixes;
    } catch (ServiceException e) {
        if (e.getCause() instanceof IOException) {
            throw (IOException) e.getCause();
        }
        throw new OssException(e);
    }
}

From source file:com.envision.envservice.service.OrgStructureService.java

/**
 * ?ID//  w w w .  jav a 2  s . com
 */
public Set<String> queryHigherLevel(String userId) throws Exception {
    Set<String> managers = new LinkedHashSet<String>();

    List<SAPEmpJob> lstSAPEmpJob = queryByUserId(userId);
    for (SAPEmpJob sapEmpJob : lstSAPEmpJob) {
        managers.add(sapEmpJob.getManagerId());
    }

    managers.remove(MARK_NO_MANAGER);

    return managers;
}

From source file:com.mirth.connect.plugins.dashboardstatus.DashboardConnectorStatusMonitor.java

private synchronized void removeConnectionInSocketSet(Socket socket, String connectorId) {
    if (socket != null) {
        Set<Socket> socketSet = socketSetMap.get(connectorId);

        if (socketSet != null) {
            socketSet.remove(socket);
        }//w w  w.  ja  v  a  2s .  c  o m
    }
}

From source file:dk.netarkivet.harvester.harvesting.monitor.HarvestMonitor.java

private void cleanOnStartup() {

    Set<Long> idsToRemove = new TreeSet<Long>();

    RunningJobsInfoDAO dao = RunningJobsInfoDAO.getInstance();
    idsToRemove.addAll(dao.getHistoryRecordIds());
    Iterator<Long> startedJobIds = JobDAO.getInstance().getAllJobIds(JobStatus.STARTED);
    while (startedJobIds.hasNext()) {
        // don't remove records for jobs still in status STARTED
        idsToRemove.remove(startedJobIds.next());
    }//from   ww w. j a  va  2 s.  c o  m

    int delCount = 0;
    for (long jobId : idsToRemove) {
        delCount += dao.removeInfoForJob(jobId);
        delCount += dao.deleteFrontierReports(jobId);
    }
    if (LOG.isInfoEnabled() && delCount > 0) {
        LOG.info("Cleaned up " + delCount + " obsolete history records.");
    }

}