aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.xml.internal.ws.message;
aoqi@0: 
aoqi@0: import com.sun.istack.internal.NotNull;
aoqi@0: import com.sun.xml.internal.ws.api.SOAPVersion;
aoqi@0: import com.sun.xml.internal.ws.api.message.AttachmentSet;
aoqi@0: import com.sun.xml.internal.ws.api.message.HeaderList;
aoqi@0: import com.sun.xml.internal.ws.api.message.Message;
aoqi@0: import com.sun.xml.internal.ws.api.message.MessageHeaders;
aoqi@0: 
aoqi@0: import org.xml.sax.ContentHandler;
aoqi@0: import org.xml.sax.ErrorHandler;
aoqi@0: import org.xml.sax.SAXException;
aoqi@0: 
aoqi@0: import javax.xml.stream.XMLStreamException;
aoqi@0: import javax.xml.stream.XMLStreamReader;
aoqi@0: import javax.xml.stream.XMLStreamWriter;
aoqi@0: import javax.xml.transform.Source;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * {@link Message} that has no body.
aoqi@0:  *
aoqi@0:  * @author Kohsuke Kawaguchi
aoqi@0:  */
aoqi@0: public class EmptyMessageImpl extends AbstractMessageImpl {
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * If a message has no payload, it's more likely to have
aoqi@0:      * some header, so we create it eagerly here.
aoqi@0:      */
aoqi@0:     private final MessageHeaders headers;
aoqi@0:     private final AttachmentSet attachmentSet;
aoqi@0: 
aoqi@0:     public EmptyMessageImpl(SOAPVersion version) {
aoqi@0:         super(version);
aoqi@0:         this.headers = new HeaderList(version);
aoqi@0:         this.attachmentSet = new AttachmentSetImpl();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public EmptyMessageImpl(MessageHeaders headers, @NotNull AttachmentSet attachmentSet, SOAPVersion version){
aoqi@0:         super(version);
aoqi@0:         if(headers==null)
aoqi@0:             headers = new HeaderList(version);
aoqi@0:         this.attachmentSet = attachmentSet;
aoqi@0:         this.headers = headers;
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Copy constructor.
aoqi@0:      */
aoqi@0:     private EmptyMessageImpl(EmptyMessageImpl that) {
aoqi@0:         super(that);
aoqi@0:         this.headers = new HeaderList(that.headers);
aoqi@0:         this.attachmentSet = that.attachmentSet;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean hasHeaders() {
aoqi@0:         return headers.hasHeaders();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public MessageHeaders getHeaders() {
aoqi@0:         return headers;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public String getPayloadLocalPart() {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public String getPayloadNamespaceURI() {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean hasPayload() {
aoqi@0:         return false;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public Source readPayloadAsSource() {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public XMLStreamReader readPayload() throws XMLStreamException {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void writePayloadTo(XMLStreamWriter sw) throws XMLStreamException {
aoqi@0:         // noop
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void writePayloadTo(ContentHandler contentHandler, ErrorHandler errorHandler, boolean fragment) throws SAXException {
aoqi@0:         // noop
aoqi@0:     }
aoqi@0: 
aoqi@0:     public Message copy() {
aoqi@0:         return new EmptyMessageImpl(this);
aoqi@0:     }
aoqi@0: 
aoqi@0: }