Java IndicesLifecycle類代碼示例

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public BlobRecoverySource(Settings settings, TransportService transportService, IndicesService indicesService,
                          RecoverySettings recoverySettings, ClusterService clusterService,
                          BlobTransferTarget blobTransferTarget, BlobIndices blobIndices) {
    super(settings);
    this.transportService = transportService;
    this.indicesService = indicesService;
    this.clusterService = clusterService;
    this.blobTransferTarget = blobTransferTarget;
    this.blobIndices = blobIndices;
    this.indicesService.indicesLifecycle().addListener(new IndicesLifecycle.Listener() {
        @Override
        public void beforeIndexShardClosed(ShardId shardId, @Nullable IndexShard indexShard,
                                           Settings indexSettings) {
            if (indexShard != null) {
                ongoingRecoveries.cancel(indexShard, "shard is closed");
            }
        }
    });

    this.recoverySettings = recoverySettings;

}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public BlobIndices(Settings settings,
                   Provider<TransportCreateIndexAction> transportCreateIndexActionProvider,
                   Provider<TransportDeleteIndexAction> transportDeleteIndexActionProvider,
                   Provider<TransportUpdateSettingsAction> transportUpdateSettingsActionProvider,
                   IndicesService indicesService,
                   IndicesLifecycle indicesLifecycle,
                   BlobEnvironment blobEnvironment,
                   ClusterService clusterService) {
    super(settings);
    this.transportCreateIndexActionProvider = transportCreateIndexActionProvider;
    this.transportDeleteIndexActionProvider = transportDeleteIndexActionProvider;
    this.transportUpdateSettingsActionProvider = transportUpdateSettingsActionProvider;
    this.indicesService = indicesService;
    this.indicesLifecycle = indicesLifecycle;
    this.blobEnvironment = blobEnvironment;
    clusterService.addFirst(this);
    logger.setLevel("debug");
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public RecoverySource(Settings settings, TransportService transportService, IndicesService indicesService,
                      RecoverySettings recoverySettings, ClusterService clusterService) {
    super(settings);
    this.transportService = transportService;
    this.indicesService = indicesService;
    this.clusterService = clusterService;
    this.indicesService.indicesLifecycle().addListener(new IndicesLifecycle.Listener() {
        @Override
        public void beforeIndexShardClosed(ShardId shardId, @Nullable IndexShard indexShard,
                                           Settings indexSettings) {
            if (indexShard != null) {
                ongoingRecoveries.cancel(indexShard, "shard is closed");
            }
        }
    });

    this.recoverySettings = recoverySettings;

    transportService.registerRequestHandler(Actions.START_RECOVERY, StartRecoveryRequest.class, ThreadPool.Names.GENERIC, new StartRecoveryTransportRequestHandler());
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public ShadowIndexShard(ShardId shardId, IndexSettingsService indexSettingsService,
                        IndicesLifecycle indicesLifecycle, Store store, StoreRecoveryService storeRecoveryService,
                        ThreadPool threadPool, MapperService mapperService,
                        IndexQueryParserService queryParserService, IndexCache indexCache,
                        IndexAliasesService indexAliasesService, IndicesQueryCache indicesQueryCache,
                        ShardPercolateService shardPercolateService, CodecService codecService,
                        ShardTermVectorsService termVectorsService, IndexFieldDataService indexFieldDataService,
                        IndexService indexService, @Nullable IndicesWarmer warmer,
                        SnapshotDeletionPolicy deletionPolicy, SimilarityService similarityService,
                        EngineFactory factory, ClusterService clusterService,
                        ShardPath path, BigArrays bigArrays, IndexSearcherWrappingService wrappingService,
                        IndexingMemoryController indexingMemoryController, SearchService shardSearchService) throws IOException {
    super(shardId, indexSettingsService, indicesLifecycle, store, storeRecoveryService,
          threadPool, mapperService, queryParserService, indexCache, indexAliasesService,
          indicesQueryCache, shardPercolateService, codecService,
          termVectorsService, indexFieldDataService, indexService,
          warmer, deletionPolicy, similarityService,
          factory, clusterService, path, bigArrays, wrappingService, indexingMemoryController, shardSearchService);
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public DLBasedIndexShard(ShardId shardId,
        IndexSettingsService indexSettingsService,
        IndicesLifecycle indicesLifecycle, Store store,
        StoreRecoveryService storeRecoveryService, ThreadPool threadPool,
        MapperService mapperService,
        IndexQueryParserService queryParserService, IndexCache indexCache,
        IndexAliasesService indexAliasesService,
        IndicesQueryCache indicesQueryCache,
        ShardPercolateService shardPercolateService,
        CodecService codecService,
        ShardTermVectorsService termVectorsService,
        IndexFieldDataService indexFieldDataService,
        IndexService indexService, IndicesWarmer warmer,
        SnapshotDeletionPolicy deletionPolicy,
        SimilarityService similarityService, EngineFactory factory,
        ClusterService clusterService, ShardPath path, BigArrays bigArrays,
        IndexSearcherWrappingService wrappingService,
        IndexingMemoryController indexingMemoryController,
        TransportGetOrChangePrimaryShardLeaseAction checkLeaseAction,
        TransportIndexShardStatsAction indexShardStatsAction,
        SearchService shardSearchService) {
    super(shardId, indexSettingsService, indicesLifecycle, store,
            storeRecoveryService, threadPool, mapperService, queryParserService,
            indexCache, indexAliasesService, indicesQueryCache,
            shardPercolateService, codecService, termVectorsService,
            indexFieldDataService, indexService, warmer, deletionPolicy,
            similarityService, factory, clusterService, path, bigArrays,
            wrappingService, indexingMemoryController, shardSearchService);
    this.localNodeId = clusterService.state().nodes().localNodeId();
    this.checkLeaseAction = checkLeaseAction;
    this.indexShardStatsAction = indexShardStatsAction;
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public BlobRecoveryTarget(Settings settings, IndicesLifecycle indicesLifecycle, RecoveryTarget indexRecoveryTarget,
        IndicesService indicesService, TransportService transportService) {
    super(settings);
    this.indexRecoveryTarget = indexRecoveryTarget;
    this.indicesService = indicesService;

    transportService.registerRequestHandler(Actions.START_RECOVERY, BlobStartRecoveryRequest.class, ThreadPool.Names.GENERIC, new StartRecoveryRequestHandler());
    transportService.registerRequestHandler(Actions.START_PREFIX, BlobStartPrefixSyncRequest.class, ThreadPool.Names.GENERIC, new StartPrefixSyncRequestHandler());
    transportService.registerRequestHandler(Actions.TRANSFER_CHUNK, BlobRecoveryChunkRequest.class, ThreadPool.Names.GENERIC, new TransferChunkRequestHandler());
    transportService.registerRequestHandler(Actions.START_TRANSFER, BlobRecoveryStartTransferRequest.class, ThreadPool.Names.GENERIC, new StartTransferRequestHandler());
    transportService.registerRequestHandler(Actions.DELETE_FILE, BlobRecoveryDeleteRequest.class, ThreadPool.Names.GENERIC, new DeleteFileRequestHandler());
    transportService.registerRequestHandler(Actions.FINALIZE_RECOVERY, BlobFinalizeRecoveryRequest.class, ThreadPool.Names.GENERIC, new FinalizeRecoveryRequestHandler());
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
public BlobShardFuture(final BlobIndices blobIndices, final IndicesLifecycle indicesLifecycle,
                       final String index, final int shardId)
{
    BlobShard blobShard = blobIndices.blobShard(index, shardId);
    if (blobShard != null) {
        set(blobShard);
        return;
    }

    IndicesLifecycle.Listener listener = new IndicesLifecycle.Listener() {

        @Override
        public void afterIndexShardCreated(IndexShard indexShard) {
            super.afterIndexShardCreated(indexShard);
            if (indexShard.shardId().index().getName().equals(index)) {
                set(blobIndices.blobShardSafe(index, shardId));
                indicesLifecycle.removeListener(this);
            }
        }
    };
    indicesLifecycle.addListener(listener);

    /**
     * prevent race condition:
     * if the index is created before the listener is added
     * but after the first blobShard() call
     */
    if (!isDone()) {
        blobShard = blobIndices.blobShard(index, shardId);
        if (blobShard != null) {
            indicesLifecycle.removeListener(listener);
            set(blobShard);
        }
    }
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public SyncedFlushService(Settings settings, IndicesService indicesService, ClusterService clusterService, TransportService transportService, IndexNameExpressionResolver indexNameExpressionResolver) {
    super(settings);
    this.indicesService = indicesService;
    this.clusterService = clusterService;
    this.transportService = transportService;
    this.indexNameExpressionResolver = indexNameExpressionResolver;

    transportService.registerRequestHandler(PRE_SYNCED_FLUSH_ACTION_NAME, PreShardSyncedFlushRequest.class, ThreadPool.Names.FLUSH, new PreSyncedFlushTransportHandler());
    transportService.registerRequestHandler(SYNCED_FLUSH_ACTION_NAME, ShardSyncedFlushRequest.class, ThreadPool.Names.FLUSH, new SyncedFlushTransportHandler());
    transportService.registerRequestHandler(IN_FLIGHT_OPS_ACTION_NAME, InFlightOpsRequest.class, ThreadPool.Names.SAME, new InFlightOpCountTransportHandler());
    indicesService.indicesLifecycle().addListener(new IndicesLifecycle.Listener() {
        @Override
        public void onShardInactive(final IndexShard indexShard) {
            // we only want to call sync flush once, so only trigger it when we are on a primary
            if (indexShard.routingEntry().primary()) {
                attemptSyncedFlush(indexShard.shardId(), new ActionListener<ShardsSyncedFlushResult>() {
                    @Override
                    public void onResponse(ShardsSyncedFlushResult syncedFlushResult) {
                        logger.trace("{} sync flush on inactive shard returned successfully for sync_id: {}", syncedFlushResult.getShardId(), syncedFlushResult.syncId());
                    }

                    @Override
                    public void onFailure(Throwable e) {
                        logger.debug("{} sync flush on inactive shard failed", e, indexShard.shardId());
                    }
                });
            }
        }
    });
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public RecoveryTarget(Settings settings, ThreadPool threadPool, TransportService transportService,
                      IndicesLifecycle indicesLifecycle, RecoverySettings recoverySettings, ClusterService clusterService) {
    super(settings);
    this.threadPool = threadPool;
    this.transportService = transportService;
    this.recoverySettings = recoverySettings;
    this.clusterService = clusterService;
    this.onGoingRecoveries = new RecoveriesCollection(logger, threadPool);

    transportService.registerRequestHandler(Actions.FILES_INFO, RecoveryFilesInfoRequest.class, ThreadPool.Names.GENERIC, new FilesInfoRequestHandler());
    transportService.registerRequestHandler(Actions.FILE_CHUNK, RecoveryFileChunkRequest.class, ThreadPool.Names.GENERIC, new FileChunkTransportRequestHandler());
    transportService.registerRequestHandler(Actions.CLEAN_FILES, RecoveryCleanFilesRequest.class, ThreadPool.Names.GENERIC, new CleanFilesRequestHandler());
    transportService.registerRequestHandler(Actions.PREPARE_TRANSLOG, RecoveryPrepareForTranslogOperationsRequest.class, ThreadPool.Names.GENERIC, new PrepareForTranslogOperationsRequestHandler());
    transportService.registerRequestHandler(Actions.TRANSLOG_OPS, RecoveryTranslogOperationsRequest.class, ThreadPool.Names.GENERIC, new TranslogOperationsRequestHandler());
    transportService.registerRequestHandler(Actions.CHECK_TRANSLOG_OFFSET, RecoveryCheckTranslogOffsetRequest.class, ThreadPool.Names.GENERIC, new CheckTranslogOffsetRequestHandler());
    transportService.registerRequestHandler(Actions.FINALIZE, RecoveryFinalizeRecoveryRequest.class, ThreadPool.Names.GENERIC, new FinalizeRecoveryRequestHandler());

    indicesLifecycle.addListener(new IndicesLifecycle.Listener() {
        @Override
        public void beforeIndexShardClosed(ShardId shardId, @Nullable IndexShard indexShard, Settings indexSettings) {
            if (indexShard != null) {
                onGoingRecoveries.cancelRecoveriesForShard(shardId, "shard closed");
            }
        }
    });
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
public PercolatorQueriesRegistry(ShardId shardId, Settings indexSettings, IndexQueryParserService queryParserService,
                                 ShardIndexingService indexingService, IndicesLifecycle indicesLifecycle, MapperService mapperService,
                                 IndexFieldDataService indexFieldDataService, ShardPercolateService shardPercolateService) {
    super(shardId, indexSettings);
    this.queryParserService = queryParserService;
    this.mapperService = mapperService;
    this.indicesLifecycle = indicesLifecycle;
    this.indexingService = indexingService;
    this.indexFieldDataService = indexFieldDataService;
    this.shardPercolateService = shardPercolateService;
    this.mapUnmappedFieldsAsString = indexSettings.getAsBoolean(MAP_UNMAPPED_FIELDS_AS_STRING, false);

    indicesLifecycle.addListener(shardLifecycleListener);
    mapperService.addTypeListener(percolateTypeListener);
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public IndexService(Injector injector, Index index, NodeEnvironment nodeEnv,
                    AnalysisService analysisService, MapperService mapperService, IndexQueryParserService queryParserService,
                    SimilarityService similarityService, IndexAliasesService aliasesService, IndexCache indexCache,
                    IndexSettingsService settingsService,
                    IndexFieldDataService indexFieldData, BitsetFilterCache bitSetFilterCache, IndicesService indicesServices) {

    super(index, settingsService.getSettings());
    this.injector = injector;
    this.analysisService = analysisService;
    this.mapperService = mapperService;
    this.queryParserService = queryParserService;
    this.similarityService = similarityService;
    this.aliasesService = aliasesService;
    this.indexCache = indexCache;
    this.indexFieldData = indexFieldData;
    this.settingsService = settingsService;
    this.bitsetFilterCache = bitSetFilterCache;

    this.pluginsService = injector.getInstance(PluginsService.class);
    this.indicesServices = indicesServices;
    this.indicesLifecycle = (InternalIndicesLifecycle) injector.getInstance(IndicesLifecycle.class);

    // inject workarounds for cyclic dep
    indexFieldData.setListener(new FieldDataCacheListener(this));
    bitSetFilterCache.setListener(new BitsetCacheListener(this));
    this.nodeEnv = nodeEnv;
}
 

import org.elasticsearch.indices.IndicesLifecycle; //導入依賴的package包/類
@Inject
public IndexShard(ShardId shardId, IndexSettingsService indexSettingsService, IndicesLifecycle indicesLifecycle, Store store,
                  StoreRecoveryService storeRecoveryService,
                  ThreadPool threadPool, MapperService mapperService, IndexQueryParserService queryParserService, IndexCache
                          indexCache, IndexAliasesService indexAliasesService,
                  IndicesQueryCache indicesQueryCache, ShardPercolateService shardPercolateService, CodecService codecService,
                  ShardTermVectorsService termVectorsService, IndexFieldDataService indexFieldDataService, IndexService indexService,
                  @Nullable IndicesWarmer warmer, SnapshotDeletionPolicy deletionPolicy, SimilarityService similarityService,
                  EngineFactory factory,
                  ClusterService clusterService, ShardPath path, BigArrays bigArrays, IndexSearcherWrappingService wrappingService,
                  IndexingMemoryController indexingMemoryController, SearchService shardSearchService) {
    super(shardId, indexSettingsService.getSettings());
    this.codecService = codecService;
    this.warmer = warmer;
    this.deletionPolicy = deletionPolicy;
    this.similarityService = similarityService;
    this.wrappingService = wrappingService;
    Preconditions.checkNotNull(store, "Store must be provided to the index shard");
    Preconditions.checkNotNull(deletionPolicy, "Snapshot deletion policy must be provided to the index shard");
    this.engineFactory = factory;
    this.indicesLifecycle = (InternalIndicesLifecycle) indicesLifecycle;
    this.indexSettingsService = indexSettingsService;
    this.store = store;
    this.storeRecoveryService = storeRecoveryService;
    this.mergeSchedulerConfig = new MergeSchedulerConfig(indexSettings);
    this.threadPool = threadPool;
    this.mapperService = mapperService;
    this.queryParserService = queryParserService;
    this.indexCache = indexCache;
    this.indexAliasesService = indexAliasesService;
    this.indexingService = new ShardIndexingService(shardId, indexSettings);
    this.getService = new ShardGetService(this, mapperService);
    this.termVectorsService = termVectorsService.setIndexShard(this);
    this.searchService = new ShardSearchStats(indexSettings);
    this.shardWarmerService = new ShardIndexWarmerService(shardId, indexSettings);
    this.indicesQueryCache = indicesQueryCache;
    this.shardQueryCache = new ShardRequestCache(shardId, indexSettings);
    this.shardFieldData = new ShardFieldData();
    this.percolatorQueriesRegistry = new PercolatorQueriesRegistry(shardId, indexSettings, queryParserService, indexingService,
            indicesLifecycle, mapperService, indexFieldDataService, shardPercolateService);
    this.shardPercolateService = shardPercolateService;
    this.indexFieldDataService = indexFieldDataService;
    this.indexService = indexService;
    this.shardBitsetFilterCache = new ShardBitsetFilterCache(shardId, indexSettings);
    assert clusterService.localNode() != null : "Local node is null lifecycle state is: " + clusterService.lifecycleState();
    this.clusterService = clusterService;
    this.localNode = clusterService.localNode();
    state = IndexShardState.CREATED;
    this.refreshInterval = indexSettings.getAsTime(INDEX_REFRESH_INTERVAL, EngineConfig.DEFAULT_REFRESH_INTERVAL);
    this.flushOnClose = indexSettings.getAsBoolean(INDEX_FLUSH_ON_CLOSE, true);
    // set it to 0 means reindex is disabled
    this.reindexBatchSize = indexSettings.getAsInt(INDEX_REINDEX_BATCH_SIZE, 0);
    this.reindexInterval = indexSettings.getAsTime(INDEX_REINDEX_INTERVAL, TimeValue.timeValueSeconds(10));
    indexSettingsService.addListener(applyRefreshSettings);
    this.path = path;
    this.mergePolicyConfig = new MergePolicyConfig(logger, indexSettings);
    /* create engine config */

    logger.debug("state: [CREATED]");

    this.checkIndexOnStartup = indexSettings.get("index.shard.check_on_startup", "false");
    this.translogConfig = new TranslogConfig(shardId, shardPath().resolveTranslog(), indexSettings, getFromSettings(logger,
            indexSettings, Translog.Durabilty.REQUEST),
            bigArrays, threadPool);
    final QueryCachingPolicy cachingPolicy;
    // the query cache is a node-level thing, however we want the most popular filters
    // to be computed on a per-shard basis
    if (indexSettings.getAsBoolean(IndexCacheModule.QUERY_CACHE_EVERYTHING, false)) {
        cachingPolicy = QueryCachingPolicy.ALWAYS_CACHE;
    } else {
        cachingPolicy = new XUsageTrackingQueryCachingPolicy();
    }
    this.engineConfig = newEngineConfig(translogConfig, cachingPolicy);
    this.indexShardOperationCounter = new IndexShardOperationCounter(logger, shardId);

    this.indexingMemoryController = indexingMemoryController;

    // We start up inactive
    active.set(false);
    this.shardSearchService = shardSearchService;
}