2020-12-07 22:15:18 +01:00
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package it.cavallium.dbengine.database.disk;
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2021-10-30 11:13:46 +02:00
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import io.micrometer.core.instrument.MeterRegistry;
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2021-01-31 12:43:28 +01:00
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import it.cavallium.dbengine.database.LLDatabaseConnection;
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import it.cavallium.dbengine.database.LLLuceneIndex;
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2021-10-13 12:25:32 +02:00
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import it.cavallium.dbengine.lucene.LuceneHacks;
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2022-03-02 12:34:30 +01:00
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import it.cavallium.dbengine.rpc.current.data.Column;
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import it.cavallium.dbengine.rpc.current.data.DatabaseOptions;
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2022-03-05 15:46:40 +01:00
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import it.cavallium.dbengine.rpc.current.data.IndicizerAnalyzers;
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import it.cavallium.dbengine.rpc.current.data.IndicizerSimilarities;
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import it.cavallium.dbengine.rpc.current.data.LuceneIndexStructure;
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import it.cavallium.dbengine.rpc.current.data.LuceneOptions;
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2023-02-09 23:34:25 +01:00
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import it.cavallium.dbengine.utils.DBException;
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import java.io.IOException;
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2020-12-07 22:15:18 +01:00
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.LinkedList;
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import java.util.List;
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2023-03-27 22:00:32 +02:00
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import java.util.StringJoiner;
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2021-10-16 14:35:04 +02:00
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import java.util.concurrent.atomic.AtomicBoolean;
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2021-10-13 00:23:56 +02:00
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import org.jetbrains.annotations.Nullable;
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2020-12-07 22:15:18 +01:00
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public class LLLocalDatabaseConnection implements LLDatabaseConnection {
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2021-10-16 14:35:04 +02:00
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private final AtomicBoolean connected = new AtomicBoolean();
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2021-10-30 11:13:46 +02:00
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private final MeterRegistry meterRegistry;
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2020-12-07 22:15:18 +01:00
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private final Path basePath;
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2022-03-02 12:34:30 +01:00
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private final boolean inMemory;
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2020-12-07 22:15:18 +01:00
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2023-02-09 23:34:25 +01:00
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public LLLocalDatabaseConnection(
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2022-03-02 12:34:30 +01:00
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MeterRegistry meterRegistry,
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Path basePath,
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2023-02-09 23:34:25 +01:00
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boolean inMemory) {
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2021-10-30 11:13:46 +02:00
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this.meterRegistry = meterRegistry;
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2020-12-07 22:15:18 +01:00
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this.basePath = basePath;
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2022-03-02 12:34:30 +01:00
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this.inMemory = inMemory;
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2021-05-03 21:41:51 +02:00
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}
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2021-10-30 11:13:46 +02:00
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public MeterRegistry getMeterRegistry() {
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return meterRegistry;
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}
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2020-12-07 22:15:18 +01:00
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@Override
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2023-02-09 23:34:25 +01:00
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public LLDatabaseConnection connect() {
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if (!connected.compareAndSet(false, true)) {
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throw new IllegalStateException("Already connected");
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}
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if (Files.notExists(basePath)) {
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try {
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Files.createDirectories(basePath);
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} catch (IOException e) {
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throw new DBException(e);
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}
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}
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return this;
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2020-12-07 22:15:18 +01:00
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}
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@Override
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2023-02-09 23:34:25 +01:00
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public LLLocalKeyValueDatabase getDatabase(String name, List<Column> columns, DatabaseOptions databaseOptions) {
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return new LLLocalKeyValueDatabase(meterRegistry,
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name,
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inMemory,
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2023-09-26 00:34:44 +02:00
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getDatabasePath(name),
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2023-02-09 23:34:25 +01:00
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columns,
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new LinkedList<>(),
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databaseOptions
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);
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2020-12-07 22:15:18 +01:00
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}
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2023-09-26 00:34:44 +02:00
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public Path getDatabasePath(String databaseName) {
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2023-10-10 00:39:41 +02:00
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return getDatabasePath(basePath, databaseName);
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}
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public static Path getDatabasePath(Path basePath, String databaseName) {
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2023-09-26 00:34:44 +02:00
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return basePath.resolve("database_" + databaseName);
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}
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2020-12-07 22:15:18 +01:00
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@Override
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public LLLuceneIndex getLuceneIndex(String clusterName,
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2022-03-05 15:46:40 +01:00
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LuceneIndexStructure indexStructure,
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2021-05-28 16:04:59 +02:00
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IndicizerAnalyzers indicizerAnalyzers,
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IndicizerSimilarities indicizerSimilarities,
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2021-10-13 00:23:56 +02:00
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LuceneOptions luceneOptions,
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@Nullable LuceneHacks luceneHacks) {
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2023-02-09 23:34:25 +01:00
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if (clusterName == null) {
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throw new IllegalArgumentException("Cluster name must be set");
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}
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if (indexStructure.activeShards().size() != 1) {
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return new LLLocalMultiLuceneIndex(meterRegistry,
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clusterName,
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indexStructure.activeShards(),
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indexStructure.totalShards(),
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indicizerAnalyzers,
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indicizerSimilarities,
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luceneOptions,
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luceneHacks
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);
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} else {
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return new LLLocalLuceneIndex(meterRegistry,
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clusterName,
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indexStructure.activeShards().getInt(0),
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indicizerAnalyzers,
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indicizerSimilarities,
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luceneOptions,
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luceneHacks
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);
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}
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2020-12-07 22:15:18 +01:00
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}
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@Override
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2023-02-09 23:34:25 +01:00
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public void disconnect() {
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if (connected.compareAndSet(true, false)) {
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}
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2020-12-07 22:15:18 +01:00
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}
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2023-03-27 22:00:32 +02:00
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@Override
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public String toString() {
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return new StringJoiner(", ", LLLocalDatabaseConnection.class.getSimpleName() + "[", "]")
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.add("connected=" + connected)
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.add("meterRegistry=" + meterRegistry)
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.add("basePath=" + basePath)
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.add("inMemory=" + inMemory)
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.toString();
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}
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2020-12-07 22:15:18 +01:00
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}
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