/*
* Copyright (c) 2005, 2006, 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 com.sun.xml.internal.ws.message;
import com.sun.xml.internal.ws.api.message.AttachmentSet;
import com.sun.xml.internal.ws.api.message.Attachment;
import com.sun.xml.internal.ws.encoding.MimeMultipartParser;
import com.sun.xml.internal.ws.resources.EncodingMessages;
import com.sun.istack.internal.Nullable;
import javax.xml.ws.WebServiceException;
import java.util.Iterator;
import java.util.Map;
import java.util.HashMap;
import java.io.IOException;
/**
* {@link AttachmentSet} backed by {@link com.sun.xml.internal.ws.encoding.MimeMultipartParser}
*
* @author Vivek Pandey
*/
public final class MimeAttachmentSet implements AttachmentSet {
private final MimeMultipartParser mpp;
private Map<String, Attachment> atts = new HashMap<String, Attachment>();
public MimeAttachmentSet(MimeMultipartParser mpp) {
this.mpp = mpp;
}
@Nullable
public Attachment get(String contentId) {
Attachment att;
/**
* First try to get the Attachment from internal map, maybe this attachment
* is added by the user.
*/
att = atts.get(contentId);
if(att != null)
return att;
try {
/**
* Attachment is not found in the internal map, now do look in
* the mpp, if found add to the internal Attachment map.
*/
att = mpp.getAttachmentPart(contentId);
if(att != null){
atts.put(contentId, att);
}
} catch (IOException e) {
throw new WebServiceException(EncodingMessages.NO_SUCH_CONTENT_ID(contentId), e);
}
return att;
}
/**
* This is expensive operation, its going to to read all the underlying
* attachments in {@link MimeMultipartParser}.
*/
public boolean isEmpty() {
return atts.size() <= 0 && mpp.getAttachmentParts().isEmpty();
}
public void add(Attachment att) {
atts.put(att.getContentId(), att);
}
/**
* Expensive operation.
*/
public Iterator<Attachment> iterator() {
/**
* Browse thru all the attachments in the mpp, add them to #atts,
* then return whether its empty.
*/
Map<String, Attachment> attachments = mpp.getAttachmentParts();
for(Map.Entry<String, Attachment> att : attachments.entrySet()) {
if(atts.get(att.getKey()) == null){
atts.put(att.getKey(), att.getValue());
}
}
return atts.values().iterator();
}
}