Example usage for java.util Collections synchronizedMap

List of usage examples for java.util Collections synchronizedMap

  1. HOME
  2. Java
  3. java
  4. java.util.*
  5. Collections
  6. synchronizedMap

Introduction

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

Prototype

public static <K, V> Map<K, V> synchronizedMap(Map<K, V> m)

Source Link

Document

Returns a synchronized (thread-safe) map backed by the specified map.

Usage

From source file:org.opendaylight.controller.cluster.datastore.ShardManagerTest.java

@Test
public void testPerShardDatastoreContext() throws Exception {
    LOG.info("testPerShardDatastoreContext starting");
    final DatastoreContextFactory mockFactory = newDatastoreContextFactory(
            datastoreContextBuilder.shardElectionTimeoutFactor(5).build());

    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(6).build()).when(mockFactory).getShardDatastoreContext("default");

    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(7).build()).when(mockFactory).getShardDatastoreContext("topology");

    final MockConfiguration mockConfig = new MockConfiguration() {
        @Override/*w w  w. j ava  2  s  .c o  m*/
        public Collection<String> getMemberShardNames(String memberName) {
            return Arrays.asList("default", "topology");
        }

        @Override
        public Collection<String> getMembersFromShardName(String shardName) {
            return Arrays.asList("member-1");
        }
    };

    final TestActorRef<MessageCollectorActor> defaultShardActor = actorFactory.createTestActor(
            Props.create(MessageCollectorActor.class), actorFactory.generateActorId("default"));
    final TestActorRef<MessageCollectorActor> topologyShardActor = actorFactory.createTestActor(
            Props.create(MessageCollectorActor.class), actorFactory.generateActorId("topology"));

    final Map<String, Entry<ActorRef, DatastoreContext>> shardInfoMap = Collections
            .synchronizedMap(new HashMap<String, Entry<ActorRef, DatastoreContext>>());
    shardInfoMap.put("default",
            new AbstractMap.SimpleEntry<ActorRef, DatastoreContext>(defaultShardActor, null));
    shardInfoMap.put("topology",
            new AbstractMap.SimpleEntry<ActorRef, DatastoreContext>(topologyShardActor, null));

    final PrimaryShardInfoFutureCache primaryShardInfoCache = new PrimaryShardInfoFutureCache();
    final CountDownLatch newShardActorLatch = new CountDownLatch(2);
    class LocalShardManager extends ShardManager {
        public LocalShardManager(AbstractBuilder<?> builder) {
            super(builder);
        }

        @Override
        protected ActorRef newShardActor(SchemaContext schemaContext, ShardInformation info) {
            Entry<ActorRef, DatastoreContext> entry = shardInfoMap.get(info.getShardName());
            ActorRef ref = null;
            if (entry != null) {
                ref = entry.getKey();
                entry.setValue(info.getDatastoreContext());
            }

            newShardActorLatch.countDown();
            return ref;
        }
    }

    final Creator<ShardManager> creator = new Creator<ShardManager>() {
        private static final long serialVersionUID = 1L;

        @Override
        public ShardManager create() throws Exception {
            return new LocalShardManager(new GenericBuilder<LocalShardManager>(LocalShardManager.class)
                    .datastoreContextFactory(mockFactory).primaryShardInfoCache(primaryShardInfoCache)
                    .configuration(mockConfig));
        }
    };

    JavaTestKit kit = new JavaTestKit(getSystem());

    final ActorRef shardManager = actorFactory
            .createActor(Props.create(new DelegatingShardManagerCreator(creator))
                    .withDispatcher(Dispatchers.DefaultDispatcherId()));

    shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), kit.getRef());

    assertEquals("Shard actors created", true, newShardActorLatch.await(5, TimeUnit.SECONDS));
    assertEquals("getShardElectionTimeoutFactor", 6,
            shardInfoMap.get("default").getValue().getShardElectionTimeoutFactor());
    assertEquals("getShardElectionTimeoutFactor", 7,
            shardInfoMap.get("topology").getValue().getShardElectionTimeoutFactor());

    DatastoreContextFactory newMockFactory = newDatastoreContextFactory(
            datastoreContextBuilder.shardElectionTimeoutFactor(5).build());
    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(66).build()).when(newMockFactory).getShardDatastoreContext("default");

    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(77).build()).when(newMockFactory).getShardDatastoreContext("topology");

    shardManager.tell(newMockFactory, kit.getRef());

    DatastoreContext newContext = MessageCollectorActor.expectFirstMatching(defaultShardActor,
            DatastoreContext.class);
    assertEquals("getShardElectionTimeoutFactor", 66, newContext.getShardElectionTimeoutFactor());

    newContext = MessageCollectorActor.expectFirstMatching(topologyShardActor, DatastoreContext.class);
    assertEquals("getShardElectionTimeoutFactor", 77, newContext.getShardElectionTimeoutFactor());

    LOG.info("testPerShardDatastoreContext ending");
}

From source file:com.icesoft.faces.context.BridgeExternalContext.java

protected void recreateParameterAndCookieMaps() {
    requestParameterMap = Collections.synchronizedMap(new HashMap());
    requestParameterValuesMap = Collections.synchronizedMap(new HashMap());
    requestCookieMap = Collections.synchronizedMap(new HashMap());
    responseCookieMap = Collections.synchronizedMap(new HashMap());
    requestHeaderMap = Collections.synchronizedMap(new HashMap());
    requestHeaderValuesMap = Collections.synchronizedMap(new HashMap());
}

From source file:org.kuali.kpme.tklm.time.detail.web.ActionFormUtils.java

public static Map<String, String> getPayPeriodsMap(List<CalendarEntry> payPeriods, String viewPrincipal) {
    // use linked map to keep the order of the pay periods
    Map<String, String> pMap = Collections.synchronizedMap(new LinkedHashMap<String, String>());
    if (payPeriods == null || payPeriods.isEmpty()) {
        return pMap;
    }//from  w w w.ja va2  s .c  o m
    payPeriods.removeAll(Collections.singletonList(null));
    Collections.sort(payPeriods); // sort the pay period list by getBeginPeriodDate
    Collections.reverse(payPeriods); // newest on top
    SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy");
    for (CalendarEntry pce : payPeriods) {
        // Check if service date of user is after the Calendar entry
        DateTime asOfDate = pce.getEndPeriodFullDateTime().minusDays(1);
        PrincipalHRAttributes principalHRAttributes = null;
        String formattedBeginDate = HrConstants.DateTimeFormats.BASIC_DATE_FORMAT
                .print(pce.getBeginPeriodFullDateTime());
        String formattedEndDate = HrConstants.DateTimeFormats.BASIC_DATE_FORMAT
                .print(pce.getEndPeriodFullDateTime().minusMillis(1));
        String formattedRange = formattedBeginDate + " - " + formattedEndDate;

        if (viewPrincipal != null) {
            principalHRAttributes = HrServiceLocator.getPrincipalHRAttributeService()
                    .getPrincipalCalendar(viewPrincipal, asOfDate.toLocalDate());
        } else {
            pMap.put(pce.getHrCalendarEntryId(), formattedRange);
        }

        if (principalHRAttributes != null && pce != null && pce.getHrCalendarEntryId() != null
                && pce.getBeginPeriodFullDateTime() != null && pce.getEndPeriodFullDateTime() != null) {
            LocalDate startCalDate = principalHRAttributes.getServiceLocalDate();
            if (startCalDate != null) {
                if (!(pce.getBeginPeriodFullDateTime().compareTo(startCalDate.toDateTimeAtStartOfDay()) < 0)) {
                    //pMap.put(pce.getHrCalendarEntriesId(), sdf.format(pce.getBeginPeriodDate()) + " - " + sdf.format(pce.getEndPeriodDate()));
                    //getting one millisecond of the endperioddate to match the actual pay period. i.e. pay period end at the 11:59:59:59...PM of that day
                    pMap.put(pce.getHrCalendarEntryId(), formattedRange);
                }
            } else {
                pMap.put(pce.getHrCalendarEntryId(), formattedRange);
            }
        }

    }

    return pMap;
}

From source file:com.alkacon.opencms.documentcenter.CategoryTree.java

/**
 * Returns a list of all categories sorted ascending by their position in the 
 * category tree.<p>//from   w ww  .  j  a  v a 2 s  .  co  m
 * 
 * The tree contains the main-categories, plus the sub-categories of all opened 
 * categories.<p>
 * 
 * @return a list of all categories
 */
public List getCategoryTree() {

    List result = null;
    CmsCategory category = null;
    String parentFolder = null;
    List treeList = null;
    boolean addToResult = false;

    try {
        // create a new tree map
        m_treeMap = Collections.synchronizedMap(new HashMap());

        // add all selected categories to the tree        
        addSelectedCategories();

        // add all opened categories to the tree
        addOpenedCategories();

        // add all folders having the "category" property set to tree
        addCategoryFolders();

        // turn the tree map into a List in DFS order
        treeList = toList(new CmsCategory("", "", m_rootFolder));
        if (treeList == null) {
            // the tree is empty...
            return Collections.EMPTY_LIST;
        } else {
            // tree[0] is the root folder and can be skipped from the result tree
            if (treeList.size() > 1) {
                treeList = treeList.subList(1, treeList.size());
            }
        }

        // build the final result tree. this is to include only sub-trees
        // in the result that either have a parent folder being opened, 
        // or a "sibling" node in the tree that is selected
        result = new ArrayList();
        for (int i = 0, n = treeList.size(); i < n; i++) {

            category = (CmsCategory) treeList.get(i);
            parentFolder = CmsResource.getParentFolder(category.getCmsResource());

            // add the category to the result if it is a main category
            addToResult = (category.getDepth() == 0);
            // or if it is a sub-folder/category of an opened category
            addToResult |= m_openedCategoryList.contains(parentFolder);
            // and if it's folder depth is below the max. folder depth
            addToResult &= CmsResource.getPathLevel(category.getCmsResource()) <= m_maxTreeDepth;

            if (addToResult) {
                result.add(category);
            }
        }
    } catch (Exception e) {

        if (LOG.isErrorEnabled()) {
            LOG.error("Error building category tree", e);
        }
    }

    return result;
}

From source file:com.alkacon.opencms.v8.documentcenter.CategoryTree.java

/**
 * Returns a list of all categories sorted ascending by their position in the 
 * category tree.<p>/*from w  w  w  .j  av a  2  s  .  c  om*/
 * 
 * The tree contains the main-categories, plus the sub-categories of all opened 
 * categories.<p>
 * 
 * @return a list of all categories
 */
public List<CmsCategory> getCategoryTree() {

    List<CmsCategory> result = null;
    CmsCategory category = null;
    String parentFolder = null;
    List<CmsCategory> treeList = null;
    boolean addToResult = false;

    try {
        // create a new tree map
        m_treeMap = Collections.synchronizedMap(new HashMap<String, List<CmsCategory>>());

        // add all selected categories to the tree        
        addSelectedCategories();

        // add all opened categories to the tree
        addOpenedCategories();

        // add all folders having the "category" property set to tree
        addCategoryFolders();

        // turn the tree map into a List in DFS order
        treeList = toList(new CmsCategory("", "", m_rootFolder));
        if (treeList == null) {
            // the tree is empty...
            return Collections.emptyList();
        } else {
            // tree[0] is the root folder and can be skipped from the result tree
            if (treeList.size() > 1) {
                treeList = treeList.subList(1, treeList.size());
            }
        }

        // build the final result tree. this is to include only sub-trees
        // in the result that either have a parent folder being opened, 
        // or a "sibling" node in the tree that is selected
        result = new ArrayList<CmsCategory>();
        for (int i = 0, n = treeList.size(); i < n; i++) {

            category = treeList.get(i);
            parentFolder = CmsResource.getParentFolder(category.getCmsResource());

            // add the category to the result if it is a main category
            addToResult = (category.getDepth() == 0);
            // or if it is a sub-folder/category of an opened category
            addToResult |= m_openedCategoryList.contains(parentFolder);
            // and if it's folder depth is below the max. folder depth
            addToResult &= CmsResource.getPathLevel(category.getCmsResource()) <= m_maxTreeDepth;

            if (addToResult) {
                result.add(category);
            }
        }
    } catch (Exception e) {

        if (LOG.isErrorEnabled()) {
            LOG.error("Error building category tree", e);
        }
    }

    return result;
}

From source file:com.appbase.androidquery.callback.BitmapAjaxCallback.java

private static Map<String, Bitmap> getBCache() {
    if (bigCache == null) {
        bigCache = Collections.synchronizedMap(new BitmapCache(BIG_MAX, BIG_PIXELS, BIG_TPIXELS));
    }//from w  w w.  j  a v a 2s .com
    return bigCache;
}

From source file:org.opendaylight.controller.cluster.datastore.shardmanager.ShardManagerTest.java

@Test
public void testPerShardDatastoreContext() throws Exception {
    LOG.info("testPerShardDatastoreContext starting");
    final DatastoreContextFactory mockFactory = newDatastoreContextFactory(
            datastoreContextBuilder.shardElectionTimeoutFactor(5).build());

    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(6).build()).when(mockFactory).getShardDatastoreContext("default");

    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(7).build()).when(mockFactory).getShardDatastoreContext("topology");

    final MockConfiguration mockConfig = new MockConfiguration() {
        @Override//w  w  w  .  j a  v  a2 s.  c  o  m
        public Collection<String> getMemberShardNames(MemberName memberName) {
            return Arrays.asList("default", "topology");
        }

        @Override
        public Collection<MemberName> getMembersFromShardName(String shardName) {
            return members("member-1");
        }
    };

    final TestActorRef<MessageCollectorActor> defaultShardActor = actorFactory.createTestActor(
            Props.create(MessageCollectorActor.class), actorFactory.generateActorId("default"));
    final TestActorRef<MessageCollectorActor> topologyShardActor = actorFactory.createTestActor(
            Props.create(MessageCollectorActor.class), actorFactory.generateActorId("topology"));

    final Map<String, Entry<ActorRef, DatastoreContext>> shardInfoMap = Collections
            .synchronizedMap(new HashMap<String, Entry<ActorRef, DatastoreContext>>());
    shardInfoMap.put("default",
            new AbstractMap.SimpleEntry<ActorRef, DatastoreContext>(defaultShardActor, null));
    shardInfoMap.put("topology",
            new AbstractMap.SimpleEntry<ActorRef, DatastoreContext>(topologyShardActor, null));

    final PrimaryShardInfoFutureCache primaryShardInfoCache = new PrimaryShardInfoFutureCache();
    final CountDownLatch newShardActorLatch = new CountDownLatch(2);
    class LocalShardManager extends ShardManager {
        public LocalShardManager(AbstractShardManagerCreator<?> creator) {
            super(creator);
        }

        @Override
        protected ActorRef newShardActor(SchemaContext schemaContext, ShardInformation info) {
            Entry<ActorRef, DatastoreContext> entry = shardInfoMap.get(info.getShardName());
            ActorRef ref = null;
            if (entry != null) {
                ref = entry.getKey();
                entry.setValue(info.getDatastoreContext());
            }

            newShardActorLatch.countDown();
            return ref;
        }
    }

    final Creator<ShardManager> creator = new Creator<ShardManager>() {
        private static final long serialVersionUID = 1L;

        @Override
        public ShardManager create() throws Exception {
            return new LocalShardManager(new GenericCreator<LocalShardManager>(LocalShardManager.class)
                    .datastoreContextFactory(mockFactory).primaryShardInfoCache(primaryShardInfoCache)
                    .configuration(mockConfig));
        }
    };

    JavaTestKit kit = new JavaTestKit(getSystem());

    final ActorRef shardManager = actorFactory
            .createActor(Props.create(new DelegatingShardManagerCreator(creator))
                    .withDispatcher(Dispatchers.DefaultDispatcherId()));

    shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), kit.getRef());

    assertEquals("Shard actors created", true, newShardActorLatch.await(5, TimeUnit.SECONDS));
    assertEquals("getShardElectionTimeoutFactor", 6,
            shardInfoMap.get("default").getValue().getShardElectionTimeoutFactor());
    assertEquals("getShardElectionTimeoutFactor", 7,
            shardInfoMap.get("topology").getValue().getShardElectionTimeoutFactor());

    DatastoreContextFactory newMockFactory = newDatastoreContextFactory(
            datastoreContextBuilder.shardElectionTimeoutFactor(5).build());
    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(66).build()).when(newMockFactory).getShardDatastoreContext("default");

    Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build())
            .shardElectionTimeoutFactor(77).build()).when(newMockFactory).getShardDatastoreContext("topology");

    shardManager.tell(newMockFactory, kit.getRef());

    DatastoreContext newContext = MessageCollectorActor.expectFirstMatching(defaultShardActor,
            DatastoreContext.class);
    assertEquals("getShardElectionTimeoutFactor", 66, newContext.getShardElectionTimeoutFactor());

    newContext = MessageCollectorActor.expectFirstMatching(topologyShardActor, DatastoreContext.class);
    assertEquals("getShardElectionTimeoutFactor", 77, newContext.getShardElectionTimeoutFactor());

    LOG.info("testPerShardDatastoreContext ending");
}

From source file:com.appbase.androidquery.callback.BitmapAjaxCallback.java

private static Map<String, Bitmap> getSCache() {
    if (smallCache == null) {
        smallCache = Collections.synchronizedMap(new BitmapCache(SMALL_MAX, SMALL_PIXELS, 250000));
    }//from  www  .j a v a  2  s. co  m
    return smallCache;
}

From source file:uk.ac.ebi.ep.controller.SearchController.java

/**
 * Retrieves any previous searches stored in the application context.
 *
 * @param servletContext the application context.
 * @return a map of searches to results.
 *///from www. jav a2 s .  c  o  m
@SuppressWarnings("unchecked")
protected Map<String, SearchResults> getPreviousSearches(ServletContext servletContext) {
    Map<String, SearchResults> prevSearches = (Map<String, SearchResults>) servletContext
            .getAttribute(Attribute.prevSearches.name());
    if (prevSearches == null) {
        // Map implementation which maintains the order of access:
        prevSearches = Collections.synchronizedMap(
                new LinkedHashMap<String, SearchResults>(searchConfig.getSearchCacheSize(), 1, true));

        servletContext.setAttribute(Attribute.prevSearches.getName(), prevSearches);

    }
    return prevSearches;
}

From source file:com.collabnet.ccf.core.transformer.DynamicXsltProcessor.java

/**
 * Hook to perform any validation of the component properties required by
 * the implementation. Default behaviour should be a no-op.
 *//*w  w  w .  j  a v  a  2s  .com*/
@SuppressWarnings("unchecked")
public void validate(List exceptions) {
    // we have to make this map thread safe because it will be
    // updated asynchronously
    xsltFileNameTransformerMap = Collections.synchronizedMap(new HashMap<String, List<Transformer>>());
    if (isListenForFileUpdates()) {
        try {
            fsManager = VFS.getManager();
        } catch (FileSystemException e) {
            exceptions
                    .add(new ValidationException("could not initialize file manager: " + e.getMessage(), this));
            return;
        }
        fileMonitor = new DefaultFileMonitor(new FileListener() {
            public void fileChanged(org.apache.commons.vfs.FileChangeEvent arg0) throws Exception {
                xsltFileNameTransformerMap.clear();
            }

            public void fileCreated(FileChangeEvent arg0) throws Exception {
                xsltFileNameTransformerMap.clear();
            }

            public void fileDeleted(FileChangeEvent arg0) throws Exception {
                xsltFileNameTransformerMap.clear();
            }
        });
    }

    String xsltDir = this.getXsltDir();
    String xsltFile = this.getXsltFile();
    if (!StringUtils.isEmpty(xsltDir)) {
        File xsltDirFile = new File(xsltDir);
        if (xsltDirFile.exists() && xsltDirFile.isDirectory()) {
            log.debug("xsltDir property " + xsltDir + " is a valid directory");
            if (listenForFileUpdates) {
                FileObject fileObject = null;
                try {
                    fileObject = fsManager.resolveFile(xsltDirFile.getAbsolutePath());
                } catch (FileSystemException e) {
                    exceptions.add(new ValidationException(
                            "xsltDir property " + xsltDir + " is not a valid directory: " + e.getMessage(),
                            this));
                    return;
                }
                fileMonitor.setRecursive(true);
                fileMonitor.addFile(fileObject);
                fileMonitor.start();
            }
            if (scriptProcessors.isEmpty()) {
                log.warn("No scripts supplied, so dynamic XSLT processor will not change data at all");
            }
        } else {
            exceptions.add(new ValidationException(
                    "xsltDir property " + xsltDir + " is not a valid directory...!", this));
            return;
        }
    } else if (!StringUtils.isEmpty(xsltFile)) {
        File xsltFileFile = new File(xsltFile);
        if (xsltFileFile.exists() && xsltFileFile.isFile()) {
            log.debug("xsltFile property " + xsltFile + " is a valid file");
            if (listenForFileUpdates) {
                FileObject fileObject = null;
                try {
                    fileObject = fsManager.resolveFile(xsltFileFile.getAbsolutePath());
                } catch (FileSystemException e) {
                    exceptions.add(new ValidationException(
                            "xsltFile property " + xsltFile + " is not a valid file...:" + e.getMessage(),
                            this));
                    return;
                }
                fileMonitor.addFile(fileObject);
                fileMonitor.start();
            }
        } else {
            exceptions.add(new ValidationException("xsltFile property " + xsltFile + " is not a valid file...!",
                    this));
            return;
        }
    }
    factory = TransformerFactory.newInstance();
    if (isOnlyAllowWhiteListedJavaFunctionCalls()) {
        try {
            secureFactory = TransformerFactory.newInstance();
            secureFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
            secureFactory.setErrorListener(new XsltValidationErrorListener());
        } catch (TransformerConfigurationException e) {
            exceptions.add(new ValidationException(
                    "Setting secure processing feature on XSLT processor failed, bailing out since this feature is required by onlyAllowWhiteListedJavaFunctions property",
                    this));
            return;
        }
    }
}