jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/message/MimeAttachmentSet.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.

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

     4  *

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

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

     7  * published by the Free Software Foundation.  Oracle designates this

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

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

    10  *

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

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

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

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

    15  * accompanied this code).

    16  *

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

    18  * 2 along with this work; if not, write to the Free Software Foundation,

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

    20  *

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

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.ws.message;

    28 import com.sun.xml.internal.ws.api.message.AttachmentSet;

    29 import com.sun.xml.internal.ws.api.message.Attachment;

    30 import com.sun.xml.internal.ws.encoding.MimeMultipartParser;

    31 import com.sun.xml.internal.ws.resources.EncodingMessages;

    32 import com.sun.istack.internal.Nullable;

    34 import javax.xml.ws.WebServiceException;

    35 import java.util.Iterator;

    36 import java.util.Map;

    37 import java.util.HashMap;

    38 import java.io.IOException;

    40 /**

    41  * {@link AttachmentSet} backed by {@link com.sun.xml.internal.ws.encoding.MimeMultipartParser}

    42  *

    43  * @author Vivek Pandey

    44  */

    45 public final class MimeAttachmentSet implements AttachmentSet {

    46     private final MimeMultipartParser mpp;

    47     private Map<String, Attachment> atts = new HashMap<String, Attachment>();

    50     public MimeAttachmentSet(MimeMultipartParser mpp) {

    51         this.mpp = mpp;

    52     }

    54     @Nullable

    55     public Attachment get(String contentId) {

    56         Attachment att;

    57         /**

    58          * First try to get the Attachment from internal map, maybe this attachment

    59          * is added by the user.

    60          */

    61         att = atts.get(contentId);

    62         if(att != null)

    63             return att;

    64         try {

    65             /**

    66              * Attachment is not found in the internal map, now do look in

    67              * the mpp, if found add to the internal Attachment map.

    68              */

    69             att = mpp.getAttachmentPart(contentId);

    70             if(att != null){

    71                 atts.put(contentId, att);

    72             }

    73         } catch (IOException e) {

    74             throw new WebServiceException(EncodingMessages.NO_SUCH_CONTENT_ID(contentId), e);

    75         }

    76         return att;

    77     }

    79     /**

    80      * This is expensive operation, its going to to read all the underlying

    81      * attachments in {@link MimeMultipartParser}.

    82      */

    83     public boolean isEmpty() {

    84         return atts.size() <= 0 && mpp.getAttachmentParts().isEmpty();

    85     }

    87     public void add(Attachment att) {

    88         atts.put(att.getContentId(), att);

    89     }

    91     /**

    92      * Expensive operation.

    93      */

    94     public Iterator<Attachment> iterator() {

    95         /**

    96          * Browse thru all the attachments in the mpp, add them to #atts,

    97          * then return whether its empty.

    98          */

    99         Map<String, Attachment> attachments = mpp.getAttachmentParts();

   100         for(Map.Entry<String, Attachment> att : attachments.entrySet()) {

   101             if(atts.get(att.getKey()) == null){

   102                 atts.put(att.getKey(), att.getValue());

   103             }

   104         }

   106         return atts.values().iterator();

   107     }

   108 }

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