118 lines
3.1 KiB
Java
118 lines
3.1 KiB
Java
package it.cavallium.dbengine.database.disk;
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import io.netty.buffer.ByteBufAllocator;
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import it.cavallium.dbengine.client.IndicizerAnalyzers;
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import it.cavallium.dbengine.client.IndicizerSimilarities;
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import it.cavallium.dbengine.database.Column;
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import it.cavallium.dbengine.database.LLDatabaseConnection;
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import it.cavallium.dbengine.database.LLLuceneIndex;
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import it.cavallium.dbengine.lucene.analyzer.TextFieldsAnalyzer;
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import it.cavallium.dbengine.lucene.analyzer.TextFieldsSimilarity;
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import it.cavallium.dbengine.netty.JMXNettyMonitoringManager;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.time.Duration;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import reactor.core.publisher.Mono;
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import reactor.core.scheduler.Schedulers;
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public class LLLocalDatabaseConnection implements LLDatabaseConnection {
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static {
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JMXNettyMonitoringManager.initialize();
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}
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private final ByteBufAllocator allocator;
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private final Path basePath;
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private final boolean crashIfWalError;
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public LLLocalDatabaseConnection(ByteBufAllocator allocator, Path basePath, boolean crashIfWalError) {
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this.allocator = allocator;
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this.basePath = basePath;
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this.crashIfWalError = crashIfWalError;
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}
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@Override
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public ByteBufAllocator getAllocator() {
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return allocator;
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}
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@Override
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public Mono<LLDatabaseConnection> connect() {
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return Mono
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.<LLDatabaseConnection>fromCallable(() -> {
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if (Files.notExists(basePath)) {
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Files.createDirectories(basePath);
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}
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return this;
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})
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.subscribeOn(Schedulers.boundedElastic());
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}
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@Override
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public Mono<LLLocalKeyValueDatabase> getDatabase(String name,
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List<Column> columns,
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Map<String, String> extraFlags,
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boolean lowMemory,
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boolean inMemory) {
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return Mono
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.fromCallable(() -> new LLLocalKeyValueDatabase(
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allocator,
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name,
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basePath.resolve("database_" + name),
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columns,
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new LinkedList<>(),
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extraFlags,
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crashIfWalError,
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lowMemory,
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inMemory
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))
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.subscribeOn(Schedulers.boundedElastic());
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}
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@Override
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public Mono<LLLuceneIndex> getLuceneIndex(String name,
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int instancesCount,
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IndicizerAnalyzers indicizerAnalyzers,
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IndicizerSimilarities indicizerSimilarities,
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Duration queryRefreshDebounceTime,
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Duration commitDebounceTime,
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boolean lowMemory,
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boolean inMemory) {
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return Mono
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.fromCallable(() -> {
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if (instancesCount != 1) {
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return new LLLocalMultiLuceneIndex(basePath.resolve("lucene"),
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name,
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instancesCount,
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indicizerAnalyzers,
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indicizerSimilarities,
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queryRefreshDebounceTime,
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commitDebounceTime,
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lowMemory,
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inMemory
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);
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} else {
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return new LLLocalLuceneIndex(basePath.resolve("lucene"),
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name,
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indicizerAnalyzers,
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indicizerSimilarities,
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queryRefreshDebounceTime,
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commitDebounceTime,
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lowMemory,
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inMemory,
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null
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);
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}
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})
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.subscribeOn(Schedulers.boundedElastic());
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}
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@Override
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public Mono<Void> disconnect() {
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return Mono.empty();
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}
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}
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