55 lines
1.9 KiB
Java
55 lines
1.9 KiB
Java
package it.cavallium.dbengine.database;
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import com.google.common.primitives.Ints;
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import com.google.common.primitives.Longs;
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import io.micrometer.core.instrument.MeterRegistry;
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import io.net5.buffer.api.BufferAllocator;
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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) {
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return getDictionary(Column.deprecatedSet(name).name().getBytes(StandardCharsets.US_ASCII), updateMode);
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}
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default Mono<? extends LLDictionary> getDictionary(String name, UpdateMode updateMode) {
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return getDictionary(Column.dictionary(name).name().getBytes(StandardCharsets.US_ASCII), updateMode);
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}
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default Mono<DatabaseInt> getInteger(String singletonListName, String name, int defaultValue) {
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return this
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.getSingleton(Column.special(singletonListName).name().getBytes(StandardCharsets.US_ASCII),
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name.getBytes(StandardCharsets.US_ASCII),
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Ints.toByteArray(defaultValue)
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)
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.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
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.getSingleton(Column.special(singletonListName).name().getBytes(StandardCharsets.US_ASCII),
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name.getBytes(StandardCharsets.US_ASCII),
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Longs.toByteArray(defaultValue)
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)
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.map(DatabaseLong::new);
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}
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Mono<Long> getProperty(String propertyName);
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Mono<Void> verifyChecksum();
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BufferAllocator getAllocator();
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MeterRegistry getMeterRegistry();
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Mono<Void> close();
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}
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