CavalliumDBEngine/src/main/java/it/cavallium/dbengine/database/LLKeyValueDatabase.java

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package it.cavallium.dbengine.database;
import com.google.common.primitives.Ints;
import com.google.common.primitives.Longs;
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import io.netty.buffer.ByteBufAllocator;
import it.cavallium.dbengine.database.collections.DatabaseInt;
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import it.cavallium.dbengine.database.collections.DatabaseLong;
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import java.nio.charset.StandardCharsets;
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import reactor.core.publisher.Mono;
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public interface LLKeyValueDatabase extends LLSnapshottable, LLKeyValueDatabaseStructure {
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Mono<? extends LLSingleton> getSingleton(byte[] singletonListColumnName, byte[] name, byte[] defaultValue);
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Mono<? extends LLDictionary> getDictionary(byte[] columnName, UpdateMode updateMode);
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@Deprecated
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default Mono<? extends LLDictionary> getDeprecatedSet(String name, UpdateMode updateMode) {
return getDictionary(Column.deprecatedSet(name).getName().getBytes(StandardCharsets.US_ASCII), updateMode);
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}
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default Mono<? extends LLDictionary> getDictionary(String name, UpdateMode updateMode) {
return getDictionary(Column.dictionary(name).getName().getBytes(StandardCharsets.US_ASCII), updateMode);
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}
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default Mono<DatabaseInt> getInteger(String singletonListName, String name, int defaultValue) {
return this
.getSingleton(Column.special(singletonListName).getName().getBytes(StandardCharsets.US_ASCII),
name.getBytes(StandardCharsets.US_ASCII),
Ints.toByteArray(defaultValue)
)
.map(DatabaseInt::new);
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}
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default Mono<DatabaseLong> getLong(String singletonListName, String name, long defaultValue) {
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return this
.getSingleton(Column.special(singletonListName).getName().getBytes(StandardCharsets.US_ASCII),
name.getBytes(StandardCharsets.US_ASCII),
Longs.toByteArray(defaultValue)
)
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.map(DatabaseLong::new);
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}
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Mono<Long> getProperty(String propertyName);
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ByteBufAllocator getAllocator();
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Mono<Void> close();
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}