34 lines
1.2 KiB
Java
34 lines
1.2 KiB
Java
package it.cavallium.dbengine.database.collections;
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import it.cavallium.dbengine.buffers.Buf;
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import it.cavallium.dbengine.client.CompositeSnapshot;
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import it.cavallium.dbengine.database.LLDictionary;
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import it.cavallium.dbengine.database.serialization.Serializer;
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import it.cavallium.dbengine.database.serialization.SerializerFixedBinaryLength;
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import it.unimi.dsi.fastutil.objects.Object2ObjectSortedMap;
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import org.jetbrains.annotations.Nullable;
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public class SubStageGetterMap<T, U> implements
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SubStageGetter<Object2ObjectSortedMap<T, U>, DatabaseMapDictionary<T, U>> {
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final SerializerFixedBinaryLength<T> keySerializer;
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final Serializer<U> valueSerializer;
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public SubStageGetterMap(SerializerFixedBinaryLength<T> keySerializer,
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Serializer<U> valueSerializer) {
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this.keySerializer = keySerializer;
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this.valueSerializer = valueSerializer;
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}
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@Override
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public DatabaseMapDictionary<T, U> subStage(LLDictionary dictionary,
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@Nullable CompositeSnapshot snapshot,
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Buf prefixKey) {
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return DatabaseMapDictionary.tail(dictionary, prefixKey, keySerializer, valueSerializer);
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}
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public int getKeyBinaryLength() {
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return keySerializer.getSerializedBinaryLength();
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}
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}
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