Example usage for java.util Set clear

Introduction

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

Prototype

void clear();

Source Link

Document

Removes all of the elements from this set (optional operation).

Usage

From source file:com.opengamma.integration.tool.marketdata.HtsSyncTool.java

private Set<String> filterClassifiers(Set<String> srcMasterClassifiers, Set<String> destMasterClassifiers) {
    Set<String> commonComponentNames = Sets.newLinkedHashSet();
    commonComponentNames.addAll(srcMasterClassifiers);
    commonComponentNames.retainAll(destMasterClassifiers);
    if (getCommandLine().hasOption("classifiers")) {
        List<String> classifiersList = Arrays.asList(getCommandLine().getOptionValues("classifiers"));
        Set<String> classifiers = Sets.newHashSet();
        classifiers.addAll(classifiersList);
        classifiers.removeAll(classifiers);
        if (classifiers.size() > 0) {
            System.err.println("Couldn't find classifiers: " + classifiers.toString() + ", skipping those");
        }// ww  w  .j  ava 2 s  .c  o m
        classifiers.clear();
        classifiers.addAll(classifiersList);
        commonComponentNames.retainAll(classifiers);
    }
    return commonComponentNames;
}

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From source file:org.apache.hadoop.hbase.replication.master.ReplicationHFileCleaner.java

/**
 * Load all hfile references in all replication queues from ZK. This method guarantees to return a
 * snapshot which contains all hfile references in the zookeeper at the start of this call.
 * However, some newly created hfile references during the call may not be included.
 *///from w w  w  . j  a v  a 2  s  .  c  o m
private Set<String> loadHFileRefsFromPeers() throws KeeperException {
    Set<String> hfileRefs = Sets.newHashSet();
    List<String> listOfPeers;
    for (int retry = 0;; retry++) {
        int v0 = rqc.getHFileRefsNodeChangeVersion();
        hfileRefs.clear();
        listOfPeers = rqc.getAllPeersFromHFileRefsQueue();
        if (listOfPeers == null) {
            LOG.debug("Didn't find any peers with hfile references, won't prevent any deletions.");
            return ImmutableSet.of();
        }
        for (String id : listOfPeers) {
            List<String> peerHFileRefs = rqc.getReplicableHFiles(id);
            if (peerHFileRefs != null) {
                hfileRefs.addAll(peerHFileRefs);
            }
        }
        int v1 = rqc.getHFileRefsNodeChangeVersion();
        if (v0 == v1) {
            return hfileRefs;
        }
        LOG.debug(String.format(
                "Replication hfile references node cversion changed from " + "%d to %d, retry = %d", v0, v1,
                retry));
    }
}

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From source file:com.spectralogic.ds3client.metadata.MetadataReceivedListenerImpl_Test.java

@Test
public void testGettingMetadataFailureHandler() throws IOException, InterruptedException {
    Assume.assumeFalse(Platform.isWindows());

    try {//  w w w  .  j  a v  a  2s.c o  m
        final String tempPathPrefix = null;
        final Path tempDirectory = Files.createTempDirectory(Paths.get("."), tempPathPrefix);

        final String fileName = "Gracie.txt";

        final Path filePath = Files.createFile(Paths.get(tempDirectory.toString(), fileName));

        try {
            // set permissions
            if (!Platform.isWindows()) {
                final PosixFileAttributes attributes = Files.readAttributes(filePath,
                        PosixFileAttributes.class);
                final Set<PosixFilePermission> permissions = attributes.permissions();
                permissions.clear();
                permissions.add(PosixFilePermission.OWNER_READ);
                permissions.add(PosixFilePermission.OWNER_WRITE);
                Files.setPosixFilePermissions(filePath, permissions);
            }

            // get permissions
            final ImmutableMap.Builder<String, Path> fileMapper = ImmutableMap.builder();
            fileMapper.put(filePath.toString(), filePath);
            final Map<String, String> metadataFromFile = new MetadataAccessImpl(fileMapper.build())
                    .getMetadataValue(filePath.toString());

            FileUtils.deleteDirectory(tempDirectory.toFile());

            // put old permissions back
            final Metadata metadata = new MetadataImpl(new MockedHeadersReturningKeys(metadataFromFile));

            final AtomicInteger numTimesFailureHandlerCalled = new AtomicInteger(0);

            new MetadataReceivedListenerImpl(tempDirectory.toString(), new FailureEventListener() {
                @Override
                public void onFailure(final FailureEvent failureEvent) {
                    numTimesFailureHandlerCalled.incrementAndGet();
                    assertEquals(FailureEvent.FailureActivity.RestoringMetadata, failureEvent.doingWhat());
                }
            }, "localhost").metadataReceived(fileName, metadata);

            assertEquals(1, numTimesFailureHandlerCalled.get());
        } finally {
            FileUtils.deleteDirectory(tempDirectory.toFile());
        }
    } catch (final Throwable t) {
        fail("Throwing exceptions from metadata est verbotten");
    }
}

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From source file:org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetAsyncDiskService.java

private synchronized void updateDeletedBlockId(ExtendedBlock block) {
    Set<Long> blockIds = deletedBlockIds.get(block.getBlockPoolId());
    if (blockIds == null) {
        blockIds = new HashSet<Long>();
        deletedBlockIds.put(block.getBlockPoolId(), blockIds);
    }/*from  w  ww  . j av a 2  s  .com*/
    blockIds.add(block.getBlockId());
    numDeletedBlocks++;
    if (numDeletedBlocks == MAX_DELETED_BLOCKS) {
        for (Entry<String, Set<Long>> e : deletedBlockIds.entrySet()) {
            String bpid = e.getKey();
            Set<Long> bs = e.getValue();
            fsdatasetImpl.removeDeletedBlocks(bpid, bs);
            bs.clear();
        }
        numDeletedBlocks = 0;
    }
}

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From source file:com.spectralogic.ds3client.metadata.MetadataReceivedListenerImpl_Test.java

@Test
public void testGettingMetadata() throws IOException, InterruptedException {
    final String tempPathPrefix = null;
    final Path tempDirectory = Files.createTempDirectory(Paths.get("."), tempPathPrefix);

    final String fileName = "Gracie.txt";

    final Path filePath = Files.createFile(Paths.get(tempDirectory.toString(), fileName));

    try {/*  w w  w  .j  a  v  a 2s .c o m*/
        // set permissions
        if (!Platform.isWindows()) {
            final PosixFileAttributes attributes = Files.readAttributes(filePath, PosixFileAttributes.class);
            final Set<PosixFilePermission> permissions = attributes.permissions();
            permissions.clear();
            permissions.add(PosixFilePermission.OWNER_READ);
            permissions.add(PosixFilePermission.OWNER_WRITE);
            Files.setPosixFilePermissions(filePath, permissions);
        }

        // get permissions
        final ImmutableMap.Builder<String, Path> fileMapper = ImmutableMap.builder();
        fileMapper.put(filePath.toString(), filePath);
        final ImmutableMap<String, Path> immutableFileMapper = fileMapper.build();
        final Map<String, String> metadataFromFile = new MetadataAccessImpl(immutableFileMapper)
                .getMetadataValue(filePath.toString());

        // change permissions
        if (Platform.isWindows()) {
            Runtime.getRuntime().exec("attrib -A " + filePath.toString()).waitFor();
        } else {
            final PosixFileAttributes attributes = Files.readAttributes(filePath, PosixFileAttributes.class);
            final Set<PosixFilePermission> permissions = attributes.permissions();
            permissions.clear();
            permissions.add(PosixFilePermission.OWNER_READ);
            permissions.add(PosixFilePermission.OWNER_WRITE);
            permissions.add(PosixFilePermission.OWNER_EXECUTE);
            Files.setPosixFilePermissions(filePath, permissions);
        }

        // put old permissions back
        final Metadata metadata = new MetadataImpl(new MockedHeadersReturningKeys(metadataFromFile));

        new MetadataReceivedListenerImpl(tempDirectory.toString()).metadataReceived(fileName, metadata);

        // see that we put back the original metadata
        fileMapper.put(filePath.toString(), filePath);
        final Map<String, String> metadataFromUpdatedFile = new MetadataAccessImpl(immutableFileMapper)
                .getMetadataValue(filePath.toString());

        if (Platform.isWindows()) {
            assertEquals("A", metadataFromUpdatedFile
                    .get(MetadataKeyConstants.METADATA_PREFIX + MetadataKeyConstants.KEY_FLAGS));
        } else {
            assertEquals("100600", metadataFromUpdatedFile
                    .get(MetadataKeyConstants.METADATA_PREFIX + MetadataKeyConstants.KEY_MODE));
            assertEquals("600(rw-------)", metadataFromUpdatedFile
                    .get(MetadataKeyConstants.METADATA_PREFIX + MetadataKeyConstants.KEY_PERMISSION));
        }

    } finally {
        FileUtils.deleteDirectory(tempDirectory.toFile());
    }
}

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From source file:org.apache.ambari.server.orm.dao.ConfigGroupHostMappingDAO.java

@Transactional
public void removeAllByHost(String hostname) {
    TypedQuery<String> query = entityManagerProvider.get().createQuery(
            "DELETE FROM ConfigGroupHostMappingEntity confighosts WHERE " + "confighosts.hostname = ?1",
            String.class);

    daoUtils.executeUpdate(query, hostname);

    Set<ConfigGroupHostMapping> setByHost = configGroupHostMappingByHost.get(hostname);

    setByHost.clear();

}

---

From source file:com.krawler.spring.companyDetails.companyDetailsDAOImpl.java

@Override
public KwlReturnObject updateCompany(HashMap hm) throws ServiceException {
    String companyid = "";
    DateFormat dateformat = null;
    List ll = null;//from www  . ja va  2s  .c o  m
    int dl = 0;
    try {
        Company company = null;
        if (hm.containsKey("companyid") && hm.get("companyid") != null) {
            companyid = hm.get("companyid").toString();
            if (hm.containsKey("addCompany") && (Boolean) hm.get("addCompany")) {
                company = new Company();
                company.setCompanyID(companyid);

                if (hm.containsKey("companyId") && hm.get("companyId") != null) {
                    Long companyId = (Long) hm.get("companyId");
                    company.setCompanyId(companyId);
                }
            } else {
                company = (Company) get(Company.class, companyid);
            }
        }
        if (hm.containsKey("dateformat") && hm.get("dateformat") != null) {
            dateformat = (DateFormat) hm.get("dateformat");
        }
        if (hm.containsKey("creater") && hm.get("creater") != null) {
            company.setCreator((User) get(User.class, (String) hm.get("creater")));
        }
        if (hm.containsKey("companyname") && hm.get("companyname") != null) {
            company.setCompanyName((String) hm.get("companyname"));
        }
        if (hm.containsKey("address") && hm.get("address") != null) {
            company.setAddress((String) hm.get("address"));
        }
        if (hm.containsKey("city") && hm.get("city") != null) {
            company.setCity((String) hm.get("city"));
        }
        if (hm.containsKey("state") && hm.get("state") != null) {
            company.setState((String) hm.get("state"));
        }
        if (hm.containsKey("zip") && hm.get("zip") != null) {
            company.setZipCode((String) hm.get("zip"));
        }
        if (hm.containsKey("phone") && hm.get("phone") != null) {
            company.setPhoneNumber((String) hm.get("phone"));
        }
        if (hm.containsKey("fax") && hm.get("fax") != null) {
            company.setFaxNumber((String) hm.get("fax"));
        }
        if (hm.containsKey("website") && hm.get("website") != null) {
            company.setWebsite((String) hm.get("website"));
        }
        if (hm.containsKey("mail") && hm.get("mail") != null) {
            company.setEmailID((String) hm.get("mail"));
        }
        if (hm.containsKey("domainname") && hm.get("domainname") != null) {
            company.setSubDomain((String) hm.get("domainname"));
        }
        if (hm.containsKey("country") && hm.get("country") != null) {
            company.setCountry((Country) get(Country.class, hm.get("country").toString()));
        }
        if (hm.containsKey("currency") && hm.get("currency") != null) {
            company.setCurrency((KWLCurrency) get(KWLCurrency.class, (String) hm.get("currency")));
        }
        if (hm.containsKey("timezone") && hm.get("timezone") != null) {
            KWLTimeZone timeZone = (KWLTimeZone) get(KWLTimeZone.class, (String) hm.get("timezone"));
            company.setTimeZone(timeZone);
        }
        if (hm.containsKey("deleteflag") && hm.get("deleteflag") != null) {
            company.setDeleted((Integer) hm.get("deleteflag"));
        }
        if (hm.containsKey("createdon") && hm.get("createdon") != null) {
            company.setCreatedOn(new Date());
        }
        if (hm.containsKey("activated") && hm.get("activated") != null) {
            company.setActivated(Boolean.TRUE.getBoolean(hm.get("activated").toString()));
        }
        company.setModifiedOn(new Date());
        if (hm.containsKey("holidays") && hm.get("holidays") != null) {
            JSONArray jArr = new JSONArray((String) hm.get("holidays"));
            Set<CompanyHoliday> holidays = company.getHolidays();
            holidays.clear();
            DateFormat formatter = dateformat;
            for (int i = 0; i < jArr.length(); i++) {
                CompanyHoliday day = new CompanyHoliday();
                JSONObject obj = jArr.getJSONObject(i);
                day.setDescription(obj.getString("description"));
                day.setHolidayDate(formatter.parse(obj.getString("day")));
                day.setCompany(company);
                holidays.add(day);
            }
        }
        if (hm.containsKey("logo") && hm.get("logo") != null
                && !StringUtil.isNullOrEmpty(hm.get("logo").toString())) {
            String imageName = ((FileItem) (hm.get("logo"))).getName();
            if (imageName != null && imageName.length() > 0) {
                String fileName = companyid + FileUploadHandler.getCompanyImageExt();
                company.setCompanyLogo(Constants.ImgBasePath + fileName);
                new FileUploadHandler().uploadImage((FileItem) hm.get("logo"), fileName,
                        storageHandlerImpl.GetProfileImgStorePath(), 130, 25, true, false);
            }
        }
        save(company);
        ll = new ArrayList();
        ll.add(company);
        dl = ll.size();
    } catch (Exception e) {
        throw ServiceException.FAILURE("companyDetailsDAOImpl.updateCompany", e);
    }
    return new KwlReturnObject(true, KWLErrorMsgs.S01, "", ll, dl);
}

---

From source file:org.broadleafcommerce.openadmin.server.security.ldap.BroadleafAdminLdapUserDetailsMapper.java

protected AdminUser saveAdminUserAndSecurityData(AdminUser adminUser, Set<AdminRole> adminRoles) {
    //We have to do this because BLC replies on the role relationships being stored in the DB
    Set<AdminRole> roleSet = adminUser.getAllRoles();
    //First, remove all roles associated with the user if they already existed
    if (roleSet != null) {
        //First, remove all role relationships in case they have changed
        roleSet.clear();
    } else {//w w w  .  ja  v a2 s .com
        roleSet = new HashSet<AdminRole>();
        adminUser.setAllRoles(roleSet);
    }

    //Now, add all of the role relationships back.
    if (adminRoles != null) {
        for (AdminRole role : adminRoles) {
            roleSet.add(role);
        }
    }
    //Save the user data and all of the roles...
    return securityService.saveAdminUser(adminUser);
}

---

From source file:com.github.sps.metrics.opentsdb.OpenTsdb.java

/**
 * send a set of metrics to opentsdb//from  w  w w .  j  a v a 2 s  . co  m
 */
public void send(Set<OpenTsdbMetric> metrics) {
    // we set the patch size because of existing issue in opentsdb where large batch of metrics failed
    // see at https://groups.google.com/forum/#!topic/opentsdb/U-0ak_v8qu0
    // we recommend batch size of 5 - 10 will be safer
    // alternatively you can enable chunked request
    if (batchSizeLimit > 0 && metrics.size() > batchSizeLimit) {
        final Set<OpenTsdbMetric> smallMetrics = new HashSet<OpenTsdbMetric>();
        for (final OpenTsdbMetric metric : metrics) {
            smallMetrics.add(metric);
            if (smallMetrics.size() >= batchSizeLimit) {
                sendHelper(smallMetrics);
                smallMetrics.clear();
            }
        }
        sendHelper(smallMetrics);
    } else {
        sendHelper(metrics);
    }
}

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From source file:edu.wisc.my.portlets.bookmarks.domain.Folder.java

/**
 * @see java.lang.Object#hashCode()/*from   w w  w. j  a  v  a  2  s. c om*/
 */
public int hashCode() {
    final Set<Integer> visited = hashCodeVisitedFolder.getSet();
    final int identityHash = System.identityHashCode(this);
    try {
        if (!visited.add(identityHash)) {
            visited.clear();
            throw new IllegalStateException("A loop exists in the Folder tree.");
        }

        return new HashCodeBuilder(-409984457, 961354191).appendSuper(super.hashCode()).append(this.children)
                .append(this.minimized).toHashCode();
    } finally {
        visited.remove(identityHash);
    }
}

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