/*

 * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package javax.xml.bind.annotation;

import javax.activation.DataHandler;

import static java.lang.annotation.ElementType.*;

import java.lang.annotation.Retention;

import static java.lang.annotation.RetentionPolicy.RUNTIME;

import java.lang.annotation.Target;

/**

 * Marks a field/property that its XML form is a uri reference to mime content.

 * The mime content is optimally stored out-of-line as an attachment.

 *

 * A field/property must always map to the {@link DataHandler} class.

 *

 * <h2>Usage</h2>

 * <pre>

 * @{@link XmlRootElement}

 * class Foo {

 *   @{@link XmlAttachmentRef}

 *   @{@link XmlAttribute}

 *   {@link DataHandler} data;

 *

 *   @{@link XmlAttachmentRef}

 *   @{@link XmlElement}

 *   {@link DataHandler} body;

 * }

 * </pre>

 * The above code maps to the following XML:

 *

 * <p>

 * The above binding supports WS-I AP 1.0 <a href="http://www.ws-i.org/Profiles/AttachmentsProfile-1.0-2004-08-24.html#Referencing_Attachments_from_the_SOAP_Envelope">WS-I Attachments Profile Version 1.0.</a>

 *

 * @author Kohsuke Kawaguchi

 * @since 1.6, JAXB 2.0

 */

@Retention(RUNTIME)

@Target({FIELD,METHOD,PARAMETER})

public @interface XmlAttachmentRef {

}