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Java example source code file (SAAJFactory.java)

This example Java source code file (SAAJFactory.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

attachmentex, attachmentpart, content\-type, message, messagefactory, packet, saajfactory, saajmessage, saajstaxwriter, sax, sax2domex, soapexception, soapfactory, soapmessage, soapversion, util

The SAAJFactory.java Java example source code

/*
 * Copyright (c) 1997, 2013, 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
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.ws.api.message.saaj;

import java.util.Iterator;

import javax.xml.soap.AttachmentPart;
import javax.xml.soap.MessageFactory;
import javax.xml.soap.SAAJMetaFactory;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPFactory;
import javax.xml.soap.SOAPMessage;
import javax.xml.stream.XMLStreamException;

import org.xml.sax.SAXException;

import com.sun.xml.internal.bind.marshaller.SAX2DOMEx;
import com.sun.xml.internal.ws.api.SOAPVersion;
import com.sun.xml.internal.ws.api.message.Attachment;
import com.sun.xml.internal.ws.api.message.AttachmentEx;
import com.sun.xml.internal.ws.api.message.Message;
import com.sun.xml.internal.ws.api.message.Packet;
import com.sun.xml.internal.ws.message.saaj.SAAJMessage;
import com.sun.xml.internal.ws.util.ServiceFinder;
import com.sun.xml.internal.ws.util.xml.XmlUtil;

/**
 * Factory SPI for SAAJ implementations
 *
 * @since 2.2.6
 */
public class SAAJFactory {
        private static final SAAJFactory instance = new SAAJFactory();

    /**
     * Creates a new <code>MessageFactory object that is an instance
     * of the specified implementation.  May be a dynamic message factory,
     * a SOAP 1.1 message factory, or a SOAP 1.2 message factory. A dynamic
     * message factory creates messages based on the MIME headers specified
     * as arguments to the <code>createMessage method.
     *
     * This method uses the SAAJMetaFactory to locate the implementation class
     * and create the MessageFactory instance.
     *
     * @return a new instance of a <code>MessageFactory
     *
     * @param protocol  a string constant representing the class of the
     *                   specified message factory implementation. May be
     *                   either <code>DYNAMIC_SOAP_PROTOCOL,
     *                   <code>DEFAULT_SOAP_PROTOCOL (which is the same
     *                   as) <code>SOAP_1_1_PROTOCOL, or
     *                   <code>SOAP_1_2_PROTOCOL.
     *
     * @exception SOAPException if there was an error in creating the
     *            specified implementation of  <code>MessageFactory.
     * @see SAAJMetaFactory
     */
        public static MessageFactory getMessageFactory(String protocol) throws SOAPException {
                for (SAAJFactory s : ServiceFinder.find(SAAJFactory.class)) {
                        MessageFactory mf = s.createMessageFactory(protocol);
                        if (mf != null)
                                return mf;
                }

        return instance.createMessageFactory(protocol);
        }

    /**
     * Creates a new <code>SOAPFactory object that is an instance of
     * the specified implementation, this method uses the SAAJMetaFactory to
     * locate the implementation class and create the SOAPFactory instance.
     *
     * @return a new instance of a <code>SOAPFactory
     *
     * @param protocol  a string constant representing the protocol of the
     *                   specified SOAP factory implementation. May be
     *                   either <code>DYNAMIC_SOAP_PROTOCOL,
     *                   <code>DEFAULT_SOAP_PROTOCOL (which is the same
     *                   as) <code>SOAP_1_1_PROTOCOL, or
     *                   <code>SOAP_1_2_PROTOCOL.
     *
     * @exception SOAPException if there was an error creating the
     *            specified <code>SOAPFactory
     * @see SAAJMetaFactory
     */
        public static SOAPFactory getSOAPFactory(String protocol) throws SOAPException {
                for (SAAJFactory s : ServiceFinder.find(SAAJFactory.class)) {
                        SOAPFactory sf = s.createSOAPFactory(protocol);
                        if (sf != null)
                                return sf;
                }

        return instance.createSOAPFactory(protocol);
        }

        /**
         * Creates Message from SOAPMessage
         * @param saaj SOAPMessage
         * @return created Message
         */
        public static Message create(SOAPMessage saaj) {
                for (SAAJFactory s : ServiceFinder.find(SAAJFactory.class)) {
                        Message m = s.createMessage(saaj);
                        if (m != null)
                                return m;
                }

        return instance.createMessage(saaj);
        }

        /**
         * Reads Message as SOAPMessage.  After this call message is consumed.
         * @param soapVersion SOAP version
         * @param message Message
         * @return Created SOAPMessage
         * @throws SOAPException if SAAJ processing fails
         */
        public static SOAPMessage read(SOAPVersion soapVersion, Message message) throws SOAPException {
                for (SAAJFactory s : ServiceFinder.find(SAAJFactory.class)) {
                        SOAPMessage msg = s.readAsSOAPMessage(soapVersion, message);
                        if (msg != null)
                                return msg;
                }

        return instance.readAsSOAPMessage(soapVersion, message);
        }

        /**
     * Reads Message as SOAPMessage.  After this call message is consumed.
     * @param soapVersion SOAP version
     * @param message Message
     * @param packet The packet that owns the Message
     * @return Created SOAPMessage
     * @throws SOAPException if SAAJ processing fails
     */
    public static SOAPMessage read(SOAPVersion soapVersion, Message message, Packet packet) throws SOAPException {
        for (SAAJFactory s : ServiceFinder.find(SAAJFactory.class)) {
            SOAPMessage msg = s.readAsSOAPMessage(soapVersion, message, packet);
            if (msg != null)
                return msg;
        }

        return instance.readAsSOAPMessage(soapVersion, message, packet);
    }

    /**
     * Reads the message within the Packet to a SAAJMessage.  After this call message is consumed.
     * @param packet Packet
     * @return Created SAAJPMessage
     * @throws SOAPException if SAAJ processing fails
     */
    public static SAAJMessage read(Packet packet) throws SOAPException {
        // Use the Component from the Packet if it exists.  Note the logic
        // in the ServiceFinder is such that find(Class) is not equivalent
        // to find (Class, null), so the ternary operator is needed.
        ServiceFinder<SAAJFactory> factories = (packet.component != null ?
                ServiceFinder.find(SAAJFactory.class, packet.component) :
                ServiceFinder.find(SAAJFactory.class));
        for (SAAJFactory s : factories) {
            SAAJMessage msg = s.readAsSAAJ(packet);
            if (msg != null) return msg;
        }
        return instance.readAsSAAJ(packet);
    }

    /**
     * Reads the message within the Packet to a SAAJMessage.  After this call message is consumed.
     * @param packet Packet
     * @return Created SAAJPMessage
     * @throws SOAPException if SAAJ processing fails
     */
    public SAAJMessage readAsSAAJ(Packet packet) throws SOAPException {
        SOAPVersion v = packet.getMessage().getSOAPVersion();
        SOAPMessage msg = readAsSOAPMessage(v, packet.getMessage());
        return new SAAJMessage(msg);
    }

    /**
     * Creates a new <code>MessageFactory object that is an instance
     * of the specified implementation.  May be a dynamic message factory,
     * a SOAP 1.1 message factory, or a SOAP 1.2 message factory. A dynamic
     * message factory creates messages based on the MIME headers specified
     * as arguments to the <code>createMessage method.
     *
     * This method uses the SAAJMetaFactory to locate the implementation class
     * and create the MessageFactory instance.
     *
     * @return a new instance of a <code>MessageFactory
     *
     * @param protocol  a string constant representing the class of the
     *                   specified message factory implementation. May be
     *                   either <code>DYNAMIC_SOAP_PROTOCOL,
     *                   <code>DEFAULT_SOAP_PROTOCOL (which is the same
     *                   as) <code>SOAP_1_1_PROTOCOL, or
     *                   <code>SOAP_1_2_PROTOCOL.
     *
     * @exception SOAPException if there was an error in creating the
     *            specified implementation of  <code>MessageFactory.
     * @see SAAJMetaFactory
     */
        public MessageFactory createMessageFactory(String protocol) throws SOAPException {
                return MessageFactory.newInstance(protocol);
        }

    /**
     * Creates a new <code>SOAPFactory object that is an instance of
     * the specified implementation, this method uses the SAAJMetaFactory to
     * locate the implementation class and create the SOAPFactory instance.
     *
     * @return a new instance of a <code>SOAPFactory
     *
     * @param protocol  a string constant representing the protocol of the
     *                   specified SOAP factory implementation. May be
     *                   either <code>DYNAMIC_SOAP_PROTOCOL,
     *                   <code>DEFAULT_SOAP_PROTOCOL (which is the same
     *                   as) <code>SOAP_1_1_PROTOCOL, or
     *                   <code>SOAP_1_2_PROTOCOL.
     *
     * @exception SOAPException if there was an error creating the
     *            specified <code>SOAPFactory
     * @see SAAJMetaFactory
     */
        public SOAPFactory createSOAPFactory(String protocol) throws SOAPException {
                return SOAPFactory.newInstance(protocol);
        }

        /**
         * Creates Message from SOAPMessage
         * @param saaj SOAPMessage
         * @return created Message
         */
        public Message createMessage(SOAPMessage saaj) {
                return new SAAJMessage(saaj);
        }

        /**
         * Reads Message as SOAPMessage.  After this call message is consumed.
         * @param soapVersion SOAP version
         * @param message Message
         * @return Created SOAPMessage
         * @throws SOAPException if SAAJ processing fails
         */
        public SOAPMessage readAsSOAPMessage(final SOAPVersion soapVersion, final Message message) throws SOAPException {
        SOAPMessage msg = soapVersion.getMessageFactory().createMessage();
        SaajStaxWriter writer = new SaajStaxWriter(msg);
        try {
            message.writeTo(writer);
        } catch (XMLStreamException e) {
            throw (e.getCause() instanceof SOAPException) ? (SOAPException) e.getCause() : new SOAPException(e);
        }
        msg = writer.getSOAPMessage();
        addAttachmentsToSOAPMessage(msg, message);
        if (msg.saveRequired())
                msg.saveChanges();
        return msg;
        }

    public SOAPMessage readAsSOAPMessageSax2Dom(final SOAPVersion soapVersion, final Message message) throws SOAPException {
        SOAPMessage msg = soapVersion.getMessageFactory().createMessage();
        SAX2DOMEx s2d = new SAX2DOMEx(msg.getSOAPPart());
        try {
            message.writeTo(s2d, XmlUtil.DRACONIAN_ERROR_HANDLER);
        } catch (SAXException e) {
            throw new SOAPException(e);
        }
        addAttachmentsToSOAPMessage(msg, message);
        if (msg.saveRequired())
            msg.saveChanges();
        return msg;
    }

        static protected void addAttachmentsToSOAPMessage(SOAPMessage msg, Message message) {
        for(Attachment att : message.getAttachments()) {
            AttachmentPart part = msg.createAttachmentPart();
            part.setDataHandler(att.asDataHandler());

            // Be safe and avoid double angle-brackets.
            String cid = att.getContentId();
            if (cid != null) {
                if (cid.startsWith("<") && cid.endsWith(">"))
                    part.setContentId(cid);
                else
                    part.setContentId('<' + cid + '>');
            }

            // Add any MIME headers beside Content-ID, which is already
            // accounted for above, and Content-Type, which is provided
            // by the DataHandler above.
            if (att instanceof AttachmentEx) {
                AttachmentEx ax = (AttachmentEx) att;
                Iterator<AttachmentEx.MimeHeader> imh = ax.getMimeHeaders();
                while (imh.hasNext()) {
                    AttachmentEx.MimeHeader ame = imh.next();
                    if ((!"Content-ID".equals(ame.getName()))
                            && (!"Content-Type".equals(ame.getName())))
                        part.addMimeHeader(ame.getName(), ame.getValue());
                }
            }
            msg.addAttachmentPart(part);
        }
    }

    /**
     * Reads Message as SOAPMessage.  After this call message is consumed.
     * The implementation in this class simply calls readAsSOAPMessage(SOAPVersion, Message),
     * and ignores the other parameters
     * Subclasses can override and choose to base SOAPMessage creation on Packet properties if needed
     * @param soapVersion SOAP version
     * @param message Message
     * @return Created SOAPMessage
     * @throws SOAPException if SAAJ processing fails
     */
        public SOAPMessage readAsSOAPMessage(SOAPVersion soapVersion, Message message, Packet packet) throws SOAPException {
            return readAsSOAPMessage(soapVersion, message);
        }
}

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