src/share/jaxws_classes/javax/xml/bind/attachment/AttachmentMarshaller.java

Thu, 31 Aug 2017 15:18:52 +0800

author
aoqi
date
Thu, 31 Aug 2017 15:18:52 +0800
changeset 637
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parent 397
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parent 0
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merge

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation. Oracle designates this
aoqi@0 8 * particular file as subject to the "Classpath" exception as provided
aoqi@0 9 * by Oracle in the LICENSE file that accompanied this code.
aoqi@0 10 *
aoqi@0 11 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 14 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 15 * accompanied this code).
aoqi@0 16 *
aoqi@0 17 * You should have received a copy of the GNU General Public License version
aoqi@0 18 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 20 *
aoqi@0 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 22 * or visit www.oracle.com if you need additional information or have any
aoqi@0 23 * questions.
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 package javax.xml.bind.attachment;
aoqi@0 27
aoqi@0 28 import javax.activation.DataHandler;
aoqi@0 29 import javax.xml.bind.Marshaller;
aoqi@0 30
aoqi@0 31 /**
aoqi@0 32 * <p>Enable JAXB marshalling to optimize storage of binary data.</p>
aoqi@0 33 *
aoqi@0 34 * <p>This API enables an efficient cooperative creation of optimized
aoqi@0 35 * binary data formats between a JAXB marshalling process and a MIME-based package
aoqi@0 36 * processor. A JAXB implementation marshals the root body of a MIME-based package,
aoqi@0 37 * delegating the creation of referenceable MIME parts to
aoqi@0 38 * the MIME-based package processor that implements this abstraction.</p>
aoqi@0 39 *
aoqi@0 40 * <p>XOP processing is enabled when {@link #isXOPPackage()} is true.
aoqi@0 41 * See {@link #addMtomAttachment(DataHandler, String, String)} for details.
aoqi@0 42 * </p>
aoqi@0 43 *
aoqi@0 44 * <p>WS-I Attachment Profile 1.0 is supported by
aoqi@0 45 * {@link #addSwaRefAttachment(DataHandler)} being called by the
aoqi@0 46 * marshaller for each JAXB property related to
aoqi@0 47 * {http://ws-i.org/profiles/basic/1.1/xsd}swaRef.</p>
aoqi@0 48 *
aoqi@0 49 *
aoqi@0 50 * @author Marc Hadley
aoqi@0 51 * @author Kohsuke Kawaguchi
aoqi@0 52 * @author Joseph Fialli
aoqi@0 53 * @since JAXB 2.0
aoqi@0 54 *
aoqi@0 55 * @see Marshaller#setAttachmentMarshaller(AttachmentMarshaller)
aoqi@0 56 *
aoqi@0 57 * @see <a href="http://www.w3.org/TR/2005/REC-xop10-20050125/">XML-binary Optimized Packaging</a>
aoqi@0 58 * @see <a href="http://www.ws-i.org/Profiles/AttachmentsProfile-1.0-2004-08-24.html">WS-I Attachments Profile Version 1.0.</a>
aoqi@0 59 */
aoqi@0 60 public abstract class AttachmentMarshaller {
aoqi@0 61
aoqi@0 62 /**
aoqi@0 63 * <p>Consider MIME content <code>data</code> for optimized binary storage as an attachment.
aoqi@0 64 *
aoqi@0 65 * <p>
aoqi@0 66 * This method is called by JAXB marshal process when {@link #isXOPPackage()} is
aoqi@0 67 * <code>true</code>, for each element whose datatype is "base64Binary", as described in
aoqi@0 68 * Step 3 in
aoqi@0 69 * <a href="http://www.w3.org/TR/2005/REC-xop10-20050125/#creating_xop_packages">Creating XOP Packages</a>.
aoqi@0 70 *
aoqi@0 71 * <p>
aoqi@0 72 * The method implementor determines whether <code>data</code> shall be attached separately
aoqi@0 73 * or inlined as base64Binary data. If the implementation chooses to optimize the storage
aoqi@0 74 * of the binary data as a MIME part, it is responsible for attaching <code>data</code> to the
aoqi@0 75 * MIME-based package, and then assigning an unique content-id, cid, that identifies
aoqi@0 76 * the MIME part within the MIME message. This method returns the cid,
aoqi@0 77 * which enables the JAXB marshaller to marshal a XOP element that refers to that cid in place
aoqi@0 78 * of marshalling the binary data. When the method returns null, the JAXB marshaller
aoqi@0 79 * inlines <code>data</code> as base64binary data.
aoqi@0 80 *
aoqi@0 81 * <p>
aoqi@0 82 * The caller of this method is required to meet the following constraint.
aoqi@0 83 * If the element infoset item containing <code>data</code> has the attribute
aoqi@0 84 * <code>xmime:contentType</code> or if the JAXB property/field representing
aoqi@0 85 * <code>data</code>is annotated with a known MIME type,
aoqi@0 86 * <code>data.getContentType()</code> should be set to that MIME type.
aoqi@0 87 *
aoqi@0 88 * <p>
aoqi@0 89 * The <code>elementNamespace</code> and <code>elementLocalName</code>
aoqi@0 90 * parameters provide the
aoqi@0 91 * context that contains the binary data. This information could
aoqi@0 92 * be used by the MIME-based package processor to determine if the
aoqi@0 93 * binary data should be inlined or optimized as an attachment.
aoqi@0 94 *
aoqi@0 95 * @param data
aoqi@0 96 * represents the data to be attached. Must be non-null.
aoqi@0 97 * @param elementNamespace
aoqi@0 98 * the namespace URI of the element that encloses the base64Binary data.
aoqi@0 99 * Can be empty but never null.
aoqi@0 100 * @param elementLocalName
aoqi@0 101 * The local name of the element. Always a non-null valid string.
aoqi@0 102 *
aoqi@0 103 * @return
aoqi@0 104 * a valid content-id URI (see <a href="http://www.w3.org/TR/xop10/#RFC2387">RFC 2387</a>) that identifies the attachment containing <code>data</code>.
aoqi@0 105 * Otherwise, null if the attachment was not added and should instead be inlined in the message.
aoqi@0 106 *
aoqi@0 107 * @see <a href="http://www.w3.org/TR/2005/REC-xop10-20050125/">XML-binary Optimized Packaging</a>
aoqi@0 108 * @see <a href="http://www.w3.org/TR/xml-media-types/">Describing Media Content of Binary Data in XML</a>
aoqi@0 109 */
aoqi@0 110 public abstract String addMtomAttachment(DataHandler data, String elementNamespace, String elementLocalName);
aoqi@0 111
aoqi@0 112 /**
aoqi@0 113 * <p>Consider binary <code>data</code> for optimized binary storage as an attachment.
aoqi@0 114 *
aoqi@0 115 * <p>Since content type is not known, the attachment's MIME content type must be set to "application/octet-stream".</p>
aoqi@0 116 *
aoqi@0 117 * <p>
aoqi@0 118 * The <code>elementNamespace</code> and <code>elementLocalName</code>
aoqi@0 119 * parameters provide the
aoqi@0 120 * context that contains the binary data. This information could
aoqi@0 121 * be used by the MIME-based package processor to determine if the
aoqi@0 122 * binary data should be inlined or optimized as an attachment.
aoqi@0 123 *
aoqi@0 124 * @param data
aoqi@0 125 * represents the data to be attached. Must be non-null. The actual data region is
aoqi@0 126 * specified by <tt>(data,offset,length)</tt> tuple.
aoqi@0 127 *
aoqi@0 128 * @param offset
aoqi@0 129 * The offset within the array of the first byte to be read;
aoqi@0 130 * must be non-negative and no larger than array.length
aoqi@0 131 *
aoqi@0 132 * @param length
aoqi@0 133 * The number of bytes to be read from the given array;
aoqi@0 134 * must be non-negative and no larger than array.length
aoqi@0 135 *
aoqi@0 136 * @param mimeType
aoqi@0 137 * If the data has an associated MIME type known to JAXB, that is passed
aoqi@0 138 * as this parameter. If none is known, "application/octet-stream".
aoqi@0 139 * This parameter may never be null.
aoqi@0 140 *
aoqi@0 141 * @param elementNamespace
aoqi@0 142 * the namespace URI of the element that encloses the base64Binary data.
aoqi@0 143 * Can be empty but never null.
aoqi@0 144 *
aoqi@0 145 * @param elementLocalName
aoqi@0 146 * The local name of the element. Always a non-null valid string.
aoqi@0 147 *
aoqi@0 148 * @return content-id URI, cid, to the attachment containing
aoqi@0 149 * <code>data</code> or null if data should be inlined.
aoqi@0 150 *
aoqi@0 151 * @see #addMtomAttachment(DataHandler, String, String)
aoqi@0 152 */
aoqi@0 153 public abstract String addMtomAttachment(byte[] data, int offset, int length, String mimeType, String elementNamespace, String elementLocalName);
aoqi@0 154
aoqi@0 155 /**
aoqi@0 156 * <p>Read-only property that returns true if JAXB marshaller should enable XOP creation.</p>
aoqi@0 157 *
aoqi@0 158 * <p>This value must not change during the marshalling process. When this
aoqi@0 159 * value is true, the <code>addMtomAttachment(...)</code> method
aoqi@0 160 * is invoked when the appropriate binary datatypes are encountered by
aoqi@0 161 * the marshal process.</p>
aoqi@0 162 *
aoqi@0 163 * <p>Marshaller.marshal() must throw IllegalStateException if this value is <code>true</code>
aoqi@0 164 * and the XML content to be marshalled violates Step 1 in
aoqi@0 165 * <a href="http://www.w3.org/TR/2005/REC-xop10-20050125/#creating_xop_packages">Creating XOP Pacakges</a>
aoqi@0 166 * http://www.w3.org/TR/2005/REC-xop10-20050125/#creating_xop_packages.
aoqi@0 167 * <i>"Ensure the Original XML Infoset contains no element information item with a
aoqi@0 168 * [namespace name] of "http://www.w3.org/2004/08/xop/include" and a [local name] of Include"</i>
aoqi@0 169 *
aoqi@0 170 * <p>When this method returns true and during the marshal process
aoqi@0 171 * at least one call to <code>addMtomAttachment(...)</code> returns
aoqi@0 172 * a content-id, the MIME-based package processor must label the
aoqi@0 173 * root part with the application/xop+xml media type as described in
aoqi@0 174 * Step 5 of
aoqi@0 175 * <a href="http://www.w3.org/TR/2005/REC-xop10-20050125/#creating_xop_packages">Creating XOP Pacakges</a>.<p>
aoqi@0 176 *
aoqi@0 177 * @return true when MIME context is a XOP Package.
aoqi@0 178 */
aoqi@0 179 public boolean isXOPPackage() { return false; }
aoqi@0 180
aoqi@0 181 /**
aoqi@0 182 * <p>Add MIME <code>data</code> as an attachment and return attachment's content-id, cid.</p>
aoqi@0 183 *
aoqi@0 184 * <p>
aoqi@0 185 * This method is called by JAXB marshal process for each element/attribute typed as
aoqi@0 186 * {http://ws-i.org/profiles/basic/1.1/xsd}swaRef. The MIME-based package processor
aoqi@0 187 * implementing this method is responsible for attaching the specified data to a
aoqi@0 188 * MIME attachment, and generating a content-id, cid, that uniquely identifies the attachment
aoqi@0 189 * within the MIME-based package.
aoqi@0 190 *
aoqi@0 191 * <p>Caller inserts the returned content-id, cid, into the XML content being marshalled.</p>
aoqi@0 192 *
aoqi@0 193 * @param data
aoqi@0 194 * represents the data to be attached. Must be non-null.
aoqi@0 195 * @return
aoqi@0 196 * must be a valid URI used as cid. Must satisfy Conformance Requirement R2928 from
aoqi@0 197 * <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>
aoqi@0 198 */
aoqi@0 199 public abstract String addSwaRefAttachment(DataHandler data);
aoqi@0 200 }

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