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    • org.eclipse.yasson.internal.deserializer.OptionalDeserializer Maven / Gradle / Ivy

    /*
 * Copyright (c) 2021, 2022 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

package org.eclipse.yasson.internal.deserializer;

import java.util.Optional;

import jakarta.json.stream.JsonParser;

import org.eclipse.yasson.internal.DeserializationContextImpl;

/**
 * Deserializer of the {@link Optional} types.
 */
class OptionalDeserializer implements ModelDeserializer {

    private final ModelDeserializer typeDeserializer;
    private final ModelDeserializer delegate;

    OptionalDeserializer(ModelDeserializer typeDeserializer,
                         ModelDeserializer delegate) {
        this.typeDeserializer = typeDeserializer;
        this.delegate = delegate;
    }

    @Override
    public Object deserialize(JsonParser value, DeserializationContextImpl context) {
        Optional val = Optional.ofNullable(typeDeserializer.deserialize(value, context));
        return delegate.deserialize(val, context);
    }
}
    
    
    
    

    




    
    
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