Package org.elasticsearch.index.shard

Examples of org.elasticsearch.index.shard.ShardId

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        Environment environment = new Environment();
        Settings settings = EMPTY_SETTINGS;
        NodeEnvironment nodeEnvironment = new NodeEnvironment(settings, environment);
        ByteBufferCache byteBufferCache = new ByteBufferCache(settings);

        ShardId shardId = new ShardId(new Index("index"), 1);
        String type = args.length > 0 ? args[0] : "ram";
        Store store;
        if (type.equalsIgnoreCase("ram")) {
            store = new RamStore(shardId, settings, null);
        } else if (type.equalsIgnoreCase("simple-fs")) {
            store = new SimpleFsStore(shardId, settings, new SimpleFsIndexStore(shardId.index(), settings, null, nodeEnvironment), byteBufferCache);
        } else if (type.equalsIgnoreCase("mmap-fs")) {
            store = new NioFsStore(shardId, settings, new NioFsIndexStore(shardId.index(), settings, null, nodeEnvironment), byteBufferCache);
        } else if (type.equalsIgnoreCase("nio-fs")) {
            store = new MmapFsStore(shardId, settings, new MmapFsIndexStore(shardId.index(), settings, null, nodeEnvironment), byteBufferCache);
        } else if (type.equalsIgnoreCase("memory")) {
            store = new ByteBufferStore(shardId, settings, null, byteBufferCache);
        } else {
            throw new IllegalArgumentException("No type store [" + type + "]");
        }
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            }
        }
    }

    public static void main(String[] args) throws Exception {
        ShardId shardId = new ShardId(new Index("index"), 1);
        Settings settings = EMPTY_SETTINGS;

//        Store store = new RamStore(shardId, settings);
        Store store = new ByteBufferStore(shardId, settings, null, new ByteBufferCache(settings));
//        Store store = new NioFsStore(shardId, settings);

        store.deleteContent();

        ThreadPool threadPool = new ThreadPool();
        SnapshotDeletionPolicy deletionPolicy = new SnapshotDeletionPolicy(new KeepOnlyLastDeletionPolicy(shardId, settings));
        Engine engine = new RobinEngine(shardId, settings, new ThreadPool(), new IndexSettingsService(shardId.index(), settings), store, deletionPolicy, new FsTranslog(shardId, EMPTY_SETTINGS, new File("work/fs-translog")), new LogByteSizeMergePolicyProvider(store, new IndexSettingsService(shardId.index(), EMPTY_SETTINGS)),
                new ConcurrentMergeSchedulerProvider(shardId, settings), new AnalysisService(shardId.index()), new SimilarityService(shardId.index()), new NoneBloomCache(shardId.index()));
        engine.start();

        SimpleEngineBenchmark benchmark = new SimpleEngineBenchmark(store, engine)
                .numberOfContentItems(1000)
                .searcherThreads(50).searcherIterations(10000)
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    }

    private File shardDirectory(String server, String index, int shard) {
        InternalNode node = ((InternalNode) node(server));
        NodeEnvironment env = node.injector().getInstance(NodeEnvironment.class);
        return env.shardLocation(new ShardId(index, shard));
    }
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                            shardCanBeDeleted = false;
                            break;
                        }
                    }
                    if (shardCanBeDeleted) {
                        ShardId shardId = indexShardRoutingTable.shardId();
                        logger.debug("[{}][{}] deleting shard that is no longer used", shardId.index().name(), shardId.id());
                        FileSystemUtils.deleteRecursively(nodeEnv.shardLocation(shardId));
                    }
                }
            }
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                                        } else if ("version".equals(currentFieldName)) {
                                            version = parser.longValue();
                                        }
                                    }
                                }
                                builder.shards.put(new ShardId(shardIndex, shardId), version);
                            }
                        }
                    }
                } else if (token.isValue()) {
                    if ("version".equals(currentFieldName)) {
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@Test
public class RoutingIteratorTests {

    @Test public void testEmptyIterator() {
        ShardIterator shardIterator = new PlainShardIterator(new ShardId("test1", 0), ImmutableList.<ShardRouting>of(), 0);
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.firstOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));

        shardIterator = new PlainShardIterator(new ShardId("test1", 0), ImmutableList.<ShardRouting>of(), 1);
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.firstOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));

        shardIterator = new PlainShardIterator(new ShardId("test1", 0), ImmutableList.<ShardRouting>of(), 2);
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.firstOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));

        shardIterator = new PlainShardIterator(new ShardId("test1", 0), ImmutableList.<ShardRouting>of(), 3);
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.firstOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
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    }

    @Override public IndexShard shardSafe(int shardId) throws IndexShardMissingException {
        IndexShard indexShard = shard(shardId);
        if (indexShard == null) {
            throw new IndexShardMissingException(new ShardId(index, shardId));
        }
        return indexShard;
    }
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    }

    @Override public Injector shardInjectorSafe(int shardId) throws IndexShardMissingException {
        Injector shardInjector = shardInjector(shardId);
        if (shardInjector == null) {
            throw new IndexShardMissingException(new ShardId(index, shardId));
        }
        return shardInjector;
    }
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    @Override public synchronized IndexShard createShard(int sShardId) throws ElasticSearchException {
        if (closed) {
            throw new ElasticSearchIllegalStateException("Can't create shard [" + index.name() + "][" + sShardId + "], closed");
        }
        ShardId shardId = new ShardId(index, sShardId);
        if (shardsInjectors.containsKey(shardId.id())) {
            throw new IndexShardAlreadyExistsException(shardId + " already exists");
        }

        indicesLifecycle.beforeIndexShardCreated(shardId);

        logger.debug("creating shard_id [{}]", shardId.id());

        ModulesBuilder modules = new ModulesBuilder();
        modules.add(new ShardsPluginsModule(indexSettings, pluginsService));
        modules.add(new IndexShardModule(shardId));
        modules.add(new StoreModule(indexSettings, injector.getInstance(IndexStore.class)));
        modules.add(new DeletionPolicyModule(indexSettings));
        modules.add(new MergePolicyModule(indexSettings));
        modules.add(new MergeSchedulerModule(indexSettings));
        modules.add(new TranslogModule(indexSettings));
        modules.add(new EngineModule(indexSettings));
        modules.add(new IndexShardGatewayModule(injector.getInstance(IndexGateway.class)));

        Injector shardInjector = modules.createChildInjector(injector);

        shardsInjectors = newMapBuilder(shardsInjectors).put(shardId.id(), shardInjector).immutableMap();

        IndexShard indexShard = shardInjector.getInstance(IndexShard.class);

        indicesLifecycle.afterIndexShardCreated(indexShard);

        shards = newMapBuilder(shards).put(shardId.id(), indexShard).immutableMap();

        return indexShard;
    }
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            shardInjector = tmpShardInjectors.remove(shardId);
            if (shardInjector == null) {
                if (!delete) {
                    return;
                }
                throw new IndexShardMissingException(new ShardId(index, shardId));
            }
            shardsInjectors = ImmutableMap.copyOf(tmpShardInjectors);
            if (delete) {
                logger.debug("deleting shard_id [{}]", shardId);
            }

            Map<Integer, IndexShard> tmpShardsMap = newHashMap(shards);
            indexShard = tmpShardsMap.remove(shardId);
            shards = ImmutableMap.copyOf(tmpShardsMap);
        }

        ShardId sId = new ShardId(index, shardId);

        indicesLifecycle.beforeIndexShardClosed(sId, indexShard, delete);

        for (Class<? extends CloseableIndexComponent> closeable : pluginsService.shardServices()) {
            try {
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