org.glassfish.jersey.jaxb.internal.XmlRootElementJaxbProvider Maven / Gradle / Ivy

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/*
 * Copyright (c) 2010, 2019 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.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.jersey.jaxb.internal;

import java.io.InputStream;

import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.ext.Providers;

import javax.inject.Provider;
import javax.inject.Singleton;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlType;
import javax.xml.parsers.SAXParserFactory;
import javax.xml.transform.sax.SAXSource;

/**
 * Base XML-based message body provider for JAXB {@link XmlRootElement root elements}
 * and {@link XmlType types}.
 *
 * @author Paul Sandoz
 * @author Marek Potociar
 */
public abstract class XmlRootElementJaxbProvider extends AbstractRootElementJaxbProvider {

    // Delay construction of factory
    private final Provider spf;

    XmlRootElementJaxbProvider(Provider spf, Providers ps) {
        super(ps);

        this.spf = spf;
    }

    XmlRootElementJaxbProvider(Provider spf, Providers ps, MediaType mt) {
        super(ps, mt);

        this.spf = spf;
    }

    /**
     * Provider for marshalling/un-marshalling JAXB {@link XmlRootElement root element}
     * and {@link XmlType type} instances from/to entities of {@code application/xml}
     * media type.
     */
    @Produces("application/xml")
    @Consumes("application/xml")
    @Singleton
    public static final class App extends XmlRootElementJaxbProvider {

        public App(@Context Provider spf, @Context Providers ps) {
            super(spf, ps, MediaType.APPLICATION_XML_TYPE);
        }
    }

    /**
     * Provider for marshalling/un-marshalling JAXB {@link XmlRootElement root element}
     * and {@link XmlType type} instances from/to entities of {@code text/xml}
     * media type.
     */
    @Produces("text/xml")
    @Consumes("text/xml")
    @Singleton
    public static final class Text extends XmlRootElementJaxbProvider {

        public Text(@Context Provider spf, @Context Providers ps) {
            super(spf, ps, MediaType.TEXT_XML_TYPE);
        }
    }

    /**
     * Provider for marshalling/un-marshalling JAXB {@link XmlRootElement root element}
     * and {@link XmlType type} instances from/to entities of {@code /+xml}
     * media types.
     */
    @Produces("*/*")
    @Consumes("*/*")
    @Singleton
    public static final class General extends XmlRootElementJaxbProvider {

        public General(@Context Provider spf, @Context Providers ps) {
            super(spf, ps);
        }

        @Override
        protected boolean isSupported(MediaType m) {
            return m.getSubtype().endsWith("+xml");
        }
    }

    @Override
    protected Object readFrom(Class