Examples with Pair io.druid.java.util.common.Pair used on opensource projects

Example 6 with Pair

use of io.druid.java.util.common.Pair in project druid by druid-io.

the class DatasourcesResource method getSegment.

private Pair<DataSegment, Set<String>> getSegment(String segmentId) {
    DataSegment theSegment = null;
    Set<String> servers = Sets.newHashSet();
    for (DruidServer druidServer : serverInventoryView.getInventory()) {
        DataSegment currSegment = druidServer.getSegments().get(segmentId);
        if (currSegment != null) {
            theSegment = currSegment;
            servers.add(druidServer.getHost());
        }
    }
    if (theSegment == null) {
        return null;
    }
    return new Pair<>(theSegment, servers);
}

Example 7 with Pair

use of io.druid.java.util.common.Pair in project druid by druid-io.

the class InventoryViewUtils method getSecuredDataSources.

public static Set<DruidDataSource> getSecuredDataSources(InventoryView inventoryView, final AuthorizationInfo authorizationInfo) {
    if (authorizationInfo == null) {
        throw new ISE("Invalid to call a secured method with null AuthorizationInfo!!");
    } else {
        final Map<Pair<Resource, Action>, Access> resourceAccessMap = new HashMap<>();
        return ImmutableSet.copyOf(Iterables.filter(getDataSources(inventoryView), new Predicate<DruidDataSource>() {

            @Override
            public boolean apply(DruidDataSource input) {
                Resource resource = new Resource(input.getName(), ResourceType.DATASOURCE);
                Action action = Action.READ;
                Pair<Resource, Action> key = new Pair<>(resource, action);
                if (resourceAccessMap.containsKey(key)) {
                    return resourceAccessMap.get(key).isAllowed();
                } else {
                    Access access = authorizationInfo.isAuthorized(key.lhs, key.rhs);
                    resourceAccessMap.put(key, access);
                    return access.isAllowed();
                }
            }
        }));
    }
}

Example 8 with Pair

use of io.druid.java.util.common.Pair in project druid by druid-io.

the class TieredBrokerHostSelector method getDefaultLookup.

public Pair<String, ServerDiscoverySelector> getDefaultLookup() {
    final String brokerServiceName = tierConfig.getDefaultBrokerServiceName();
    final ServerDiscoverySelector retVal = selectorMap.get(brokerServiceName);
    return new Pair<>(brokerServiceName, retVal);
}

Example 9 with Pair

use of io.druid.java.util.common.Pair in project druid by druid-io.

the class BrokerServerViewTest method setupViews.

private void setupViews() throws Exception {
    baseView = new BatchServerInventoryView(zkPathsConfig, curator, jsonMapper, Predicates.<Pair<DruidServerMetadata, DataSegment>>alwaysTrue()) {

        @Override
        public void registerSegmentCallback(Executor exec, final SegmentCallback callback) {
            super.registerSegmentCallback(exec, new SegmentCallback() {

                @Override
                public CallbackAction segmentAdded(DruidServerMetadata server, DataSegment segment) {
                    CallbackAction res = callback.segmentAdded(server, segment);
                    segmentAddedLatch.countDown();
                    return res;
                }

                @Override
                public CallbackAction segmentRemoved(DruidServerMetadata server, DataSegment segment) {
                    CallbackAction res = callback.segmentRemoved(server, segment);
                    segmentRemovedLatch.countDown();
                    return res;
                }

                @Override
                public CallbackAction segmentViewInitialized() {
                    CallbackAction res = callback.segmentViewInitialized();
                    segmentViewInitLatch.countDown();
                    return res;
                }
            });
        }
    };
    brokerServerView = new BrokerServerView(EasyMock.createMock(QueryToolChestWarehouse.class), EasyMock.createMock(QueryWatcher.class), getSmileMapper(), EasyMock.createMock(HttpClient.class), baseView, new HighestPriorityTierSelectorStrategy(new RandomServerSelectorStrategy()), new NoopServiceEmitter(), new BrokerSegmentWatcherConfig());
    baseView.start();
}

Example 10 with Pair

use of io.druid.java.util.common.Pair in project druid by druid-io.

the class BatchServerInventoryViewTest method setUp.

@Before
public void setUp() throws Exception {
    testingCluster = new TestingCluster(1);
    testingCluster.start();
    cf = CuratorFrameworkFactory.builder().connectString(testingCluster.getConnectString()).retryPolicy(new ExponentialBackoffRetry(1, 10)).compressionProvider(new PotentiallyGzippedCompressionProvider(true)).build();
    cf.start();
    cf.blockUntilConnected();
    cf.create().creatingParentsIfNeeded().forPath(testBasePath);
    jsonMapper = new DefaultObjectMapper();
    announcer = new Announcer(cf, MoreExecutors.sameThreadExecutor());
    announcer.start();
    segmentAnnouncer = new BatchDataSegmentAnnouncer(new DruidServerMetadata("id", "host", Long.MAX_VALUE, "type", "tier", 0), new BatchDataSegmentAnnouncerConfig() {

        @Override
        public int getSegmentsPerNode() {
            return 50;
        }
    }, new ZkPathsConfig() {

        @Override
        public String getBase() {
            return testBasePath;
        }
    }, announcer, jsonMapper);
    segmentAnnouncer.start();
    testSegments = Sets.newConcurrentHashSet();
    for (int i = 0; i < INITIAL_SEGMENTS; i++) {
        testSegments.add(makeSegment(i));
    }
    batchServerInventoryView = new BatchServerInventoryView(new ZkPathsConfig() {

        @Override
        public String getBase() {
            return testBasePath;
        }
    }, cf, jsonMapper, Predicates.<Pair<DruidServerMetadata, DataSegment>>alwaysTrue());
    batchServerInventoryView.start();
    inventoryUpdateCounter.set(0);
    filteredBatchServerInventoryView = new BatchServerInventoryView(new ZkPathsConfig() {

        @Override
        public String getBase() {
            return testBasePath;
        }
    }, cf, jsonMapper, new Predicate<Pair<DruidServerMetadata, DataSegment>>() {

        @Override
        public boolean apply(@Nullable Pair<DruidServerMetadata, DataSegment> input) {
            return input.rhs.getInterval().getStart().isBefore(SEGMENT_INTERVAL_START.plusDays(INITIAL_SEGMENTS));
        }
    }) {

        @Override
        protected DruidServer addInnerInventory(DruidServer container, String inventoryKey, Set<DataSegment> inventory) {
            DruidServer server = super.addInnerInventory(container, inventoryKey, inventory);
            inventoryUpdateCounter.incrementAndGet();
            return server;
        }
    };
    filteredBatchServerInventoryView.start();
}