com.eventsourcing.layout.binary.OptionalBinaryDeserializer Maven / Gradle / Ivy
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Event capture and querying framework for Java
/**
* Copyright (c) 2016, All Contributors (see CONTRIBUTORS file)
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package com.eventsourcing.layout.binary;
import com.eventsourcing.layout.Deserializer;
import com.eventsourcing.layout.TypeHandler;
import com.eventsourcing.layout.types.OptionalTypeHandler;
import java.nio.ByteBuffer;
import java.util.Optional;
public class OptionalBinaryDeserializer implements Deserializer.RequiresTypeHandler {
@Override
public Optional deserialize(OptionalTypeHandler typeHandler, ByteBuffer buffer) {
if (buffer.get() == 0) {
return Optional.empty();
}
BinarySerialization serialization = BinarySerialization.getInstance();
TypeHandler handler = typeHandler.getWrappedHandler();
Deserializer