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Jersey JSON with Jettison JAXB example.

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/*
 * Copyright (c) 2010, 2020 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package org.glassfish.jersey.examples.jettison;

import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

import jakarta.ws.rs.ext.ContextResolver;
import jakarta.ws.rs.ext.Provider;

import jakarta.xml.bind.JAXBContext;

import org.glassfish.jersey.jettison.JettisonConfig;
import org.glassfish.jersey.jettison.JettisonJaxbContext;

/**
 * {@link ContextResolver Context resolver} for {@link JAXBContext}.
 *
 * @author Jakub Podlesak
 * @author Marek Potociar
 */
@Provider
public final class JaxbContextResolver implements ContextResolver {

    private final JAXBContext context;
    private final Set> types;
    private final Class[] cTypes = {Flights.class, FlightType.class, AircraftType.class};

    public JaxbContextResolver() throws Exception {
        this.types = new HashSet>(Arrays.asList(cTypes));
        this.context = new JettisonJaxbContext(JettisonConfig.DEFAULT, cTypes);
    }

    @Override
    public JAXBContext getContext(Class objectType) {
        return (types.contains(objectType)) ? context : null;
    }
}