@Override public GetResult get(Get get, BiFunction<String, SearcherScope, Searcher> searcherFactory) throws EngineException { assert Objects.equals(get.uid().field(), uidField) : get.uid().field(); try (ReleasableLock ignored = readLock.acquire()) { ensureOpen(); if (get.realtime()) { VersionValue versionValue = null; try (Releasable ignore = versionMap.acquireLock(get.uid().bytes())) { versionValue = getVersionFromMap(get.uid().bytes());
protected final GetResult getFromSearcher(Get get, BiFunction<String, SearcherScope, Searcher> searcherFactory, SearcherScope scope) throws EngineException { final Searcher searcher = searcherFactory.apply("get", scope); final DocIdAndVersion docIdAndVersion; try { docIdAndVersion = VersionsAndSeqNoResolver.loadDocIdAndVersion(searcher.reader(), get.uid(), true); } catch (Exception e) { Releasables.closeWhileHandlingException(searcher); //TODO: A better exception goes here throw new EngineException(shardId, "Couldn't resolve version", e); } if (docIdAndVersion != null) { if (get.versionType().isVersionConflictForReads(docIdAndVersion.version, get.version())) { Releasables.close(searcher); throw new VersionConflictEngineException(shardId, get.type(), get.id(), get.versionType().explainConflictForReads(docIdAndVersion.version, get.version())); } } if (docIdAndVersion != null) { // don't release the searcher on this path, it is the // responsibility of the caller to call GetResult.release return new GetResult(searcher, docIdAndVersion); } else { Releasables.close(searcher); return GetResult.NOT_EXISTS; } }
@Override public GetResult get(Get get, Function<String, Searcher> searcherFactory, LongConsumer onRefresh) throws EngineException { assert Objects.equals(get.uid().field(), uidField) : get.uid().field(); try (ReleasableLock lock = readLock.acquire()) { ensureOpen(); if (get.realtime()) { VersionValue versionValue = versionMap.getUnderLock(get.uid()); if (versionValue != null) { if (versionValue.isDelete()) { return GetResult.NOT_EXISTS; } if (get.versionType().isVersionConflictForReads(versionValue.getVersion(), get.version())) { throw new VersionConflictEngineException(shardId, get.type(), get.id(), get.versionType().explainConflictForReads(versionValue.getVersion(), get.version())); } long time = System.nanoTime(); refresh("realtime_get"); onRefresh.accept(System.nanoTime() - time); } } // no version, get the version from the index, we know that we refresh on flush return getFromSearcher(get, searcherFactory); } }
@Override public GetResult get(Get get, BiFunction<String, SearcherScope, Searcher> searcherFactory) throws EngineException { assert Objects.equals(get.uid().field(), uidField) : get.uid().field(); try (ReleasableLock ignored = readLock.acquire()) { ensureOpen(); if (get.realtime()) { VersionValue versionValue = null; try (Releasable ignore = versionMap.acquireLock(get.uid().bytes())) { versionValue = getVersionFromMap(get.uid().bytes());
protected final GetResult getFromSearcher(Get get, BiFunction<String, SearcherScope, Searcher> searcherFactory, SearcherScope scope) throws EngineException { final Searcher searcher = searcherFactory.apply("get", scope); final DocIdAndVersion docIdAndVersion; try { docIdAndVersion = VersionsAndSeqNoResolver.loadDocIdAndVersion(searcher.reader(), get.uid()); } catch (Exception e) { Releasables.closeWhileHandlingException(searcher); //TODO: A better exception goes here throw new EngineException(shardId, "Couldn't resolve version", e); } if (docIdAndVersion != null) { if (get.versionType().isVersionConflictForReads(docIdAndVersion.version, get.version())) { Releasables.close(searcher); throw new VersionConflictEngineException(shardId, get.type(), get.id(), get.versionType().explainConflictForReads(docIdAndVersion.version, get.version())); } } if (docIdAndVersion != null) { // don't release the searcher on this path, it is the // responsibility of the caller to call GetResult.release return new GetResult(searcher, docIdAndVersion); } else { Releasables.close(searcher); return GetResult.NOT_EXISTS; } }
final protected GetResult getFromSearcher(Get get) throws EngineException { final Searcher searcher = acquireSearcher("get"); final Versions.DocIdAndVersion docIdAndVersion; try { docIdAndVersion = Versions.loadDocIdAndVersion(searcher.reader(), get.uid()); } catch (Throwable e) { Releasables.closeWhileHandlingException(searcher); //TODO: A better exception goes here throw new EngineException(shardId, "Couldn't resolve version", e); } if (docIdAndVersion != null) { if (get.versionType().isVersionConflictForReads(docIdAndVersion.version, get.version())) { Releasables.close(searcher); Uid uid = Uid.createUid(get.uid().text()); throw new VersionConflictEngineException(shardId, uid.type(), uid.id(), docIdAndVersion.version, get.version()); } } if (docIdAndVersion != null) { // don't release the searcher on this path, it is the // responsibility of the caller to call GetResult.release return new GetResult(searcher, docIdAndVersion); } else { Releasables.close(searcher); return GetResult.NOT_EXISTS; } }
@Override public GetResult get(Get get) throws EngineException { try (ReleasableLock lock = readLock.acquire()) { ensureOpen(); if (get.realtime()) { VersionValue versionValue = versionMap.getUnderLock(get.uid().bytes()); if (versionValue != null) { if (versionValue.delete()) { return GetResult.NOT_EXISTS; } if (get.versionType().isVersionConflictForReads(versionValue.version(), get.version())) { Uid uid = Uid.createUid(get.uid().text()); throw new VersionConflictEngineException(shardId, uid.type(), uid.id(), versionValue.version(), get.version()); } Translog.Operation op = translog.read(versionValue.translogLocation()); if (op != null) { return new GetResult(true, versionValue.version(), op.getSource()); } } } // no version, get the version from the index, we know that we refresh on flush return getFromSearcher(get); } }
protected final GetResult getFromSearcher(Get get, BiFunction<String, SearcherScope, Searcher> searcherFactory, SearcherScope scope) throws EngineException { final Searcher searcher = searcherFactory.apply("get", scope); final DocIdAndVersion docIdAndVersion; try { docIdAndVersion = VersionsAndSeqNoResolver.loadDocIdAndVersion(searcher.reader(), get.uid()); } catch (Exception e) { Releasables.closeWhileHandlingException(searcher); //TODO: A better exception goes here throw new EngineException(shardId, "Couldn't resolve version", e); } if (docIdAndVersion != null) { if (get.versionType().isVersionConflictForReads(docIdAndVersion.version, get.version())) { Releasables.close(searcher); throw new VersionConflictEngineException(shardId, get.type(), get.id(), get.versionType().explainConflictForReads(docIdAndVersion.version, get.version())); } } if (docIdAndVersion != null) { // don't release the searcher on this path, it is the // responsibility of the caller to call GetResult.release return new GetResult(searcher, docIdAndVersion); } else { Releasables.close(searcher); return GetResult.NOT_EXISTS; } }
protected final GetResult getFromSearcher(Get get, Function<String, Searcher> searcherFactory) throws EngineException { final Searcher searcher = searcherFactory.apply("get"); final DocIdAndVersion docIdAndVersion; try { docIdAndVersion = VersionsResolver.loadDocIdAndVersion(searcher.reader(), get.uid()); } catch (Exception e) { Releasables.closeWhileHandlingException(searcher); //TODO: A better exception goes here throw new EngineException(shardId, "Couldn't resolve version", e); } if (docIdAndVersion != null) { if (get.versionType().isVersionConflictForReads(docIdAndVersion.version, get.version())) { Releasables.close(searcher); throw new VersionConflictEngineException(shardId, get.type(), get.id(), get.versionType().explainConflictForReads(docIdAndVersion.version, get.version())); } } if (docIdAndVersion != null) { // don't release the searcher on this path, it is the // responsibility of the caller to call GetResult.release return new GetResult(searcher, docIdAndVersion); } else { Releasables.close(searcher); return GetResult.NOT_EXISTS; } }