attachmentsimpl.java

Java有关XML编程需要用到axis 的源代码 把里面bin下的包导入相应的Java工程 进行使用

        if( null == ret && reference.startsWith(Attachments.CIDprefix)){
             //This is a content-id lets see if we have it.
                ret = (Part) attachments.get( reference.substring(4));
        }

        return ret;
    }

    /**
     * This method will return all attachments as a collection.
     *
     * @return A collection of attachments.
     *
     * @throws org.apache.axis.AxisFault
     */
    public java.util.Collection getAttachments()
            throws org.apache.axis.AxisFault {
        if (_askedForStreams) {
            throw new IllegalStateException(Messages.getMessage("concurrentModificationOfStream"));
        }

        mergeinAttachments();

        return new LinkedList(orderedAttachments);
    }

    /**
     * From the complex stream return the root part.
     * Today this is SOAP.
     *
     * @return the root <code>Part</code>
     */
    public Part getRootPart() {
        return soapPart;
    }

    public void setRootPart(Part newRoot) {

        try {
            this.soapPart = (SOAPPart) newRoot;
            multipart = null;
            dimemultipart = null;
        } catch (ClassCastException e) {
            throw new ClassCastException(Messages.getMessage("onlySOAPParts"));
        }
    }

    /** multipart , cached entries for the stream of attachment that are going to be sent.   */
    javax.mail.internet.MimeMultipart multipart = null;
    DimeMultiPart dimemultipart = null;

    /**
     * Get the content length of the stream.
     *
     * @return the content length of the stream
     *
     * @throws org.apache.axis.AxisFault
     */
    public long getContentLength() throws org.apache.axis.AxisFault {
        if (_askedForStreams) {
            throw new IllegalStateException(Messages.getMessage("concurrentModificationOfStream"));
        }

        mergeinAttachments();

        int sendtype= this.sendtype == SEND_TYPE_NOTSET ? SEND_TYPE_DEFAULT :   this.sendtype;

        try {
              if(sendtype == SEND_TYPE_MIME || sendtype == SEND_TYPE_MTOM)
                 return org.apache.axis.attachments.MimeUtils.getContentLength(
                                multipart != null ? multipart : (multipart = org.apache.axis.attachments.MimeUtils.createMP(soapPart.getAsString(), orderedAttachments, getSendType())));
              else if (sendtype == SEND_TYPE_DIME)return createDimeMessage().getTransmissionSize();
        } catch (Exception e) {
            throw AxisFault.makeFault(e);
        }
        return 0;
    }

    /**
     * Creates the DIME message
     *
     * @return a DIME part
     *
     * @throws org.apache.axis.AxisFault if the part could not be built
     */
    protected DimeMultiPart createDimeMessage() throws org.apache.axis.AxisFault{
        int sendtype= this.sendtype == SEND_TYPE_NOTSET ? SEND_TYPE_DEFAULT :   this.sendtype;
        if (sendtype == SEND_TYPE_DIME){
           if(dimemultipart== null){

              dimemultipart= new DimeMultiPart();
              dimemultipart.addBodyPart(new DimeBodyPart(
                soapPart.getAsBytes(), DimeTypeNameFormat.URI,
                "http://schemas.xmlsoap.org/soap/envelope/",
                  "uuid:714C6C40-4531-442E-A498-3AC614200295"));

              for( java.util.Iterator i= orderedAttachments.iterator();
                i.hasNext(); ){
                AttachmentPart part= (AttachmentPart)i.next();
                    DataHandler dh= AttachmentUtils.
                      getActivationDataHandler(part);
                    dimemultipart.addBodyPart(new
                      DimeBodyPart(dh,part.getContentId()));
              }
            }
        }
        return dimemultipart;
      }

    /**
     * Write the content to the stream.
     *
     * @param os
     *
     * @throws org.apache.axis.AxisFault
     */
    public void writeContentToStream(java.io.OutputStream os)
            throws org.apache.axis.AxisFault {
        int sendtype= this.sendtype == SEND_TYPE_NOTSET ?
                          SEND_TYPE_DEFAULT : this.sendtype;
        try{

        mergeinAttachments();
        if(sendtype == SEND_TYPE_MIME || sendtype == SEND_TYPE_MTOM){
        org.apache.axis.attachments.MimeUtils.writeToMultiPartStream(os,
                (multipart != null)
                ? multipart
                : (multipart =
                   org.apache.axis.attachments.MimeUtils.createMP(
                        soapPart.getAsString(), orderedAttachments, getSendType())));

        for (java.util.Iterator i = orderedAttachments.iterator();
             i.hasNext();) {
            AttachmentPart part = (AttachmentPart) i.next();
            DataHandler dh =
                    AttachmentUtils.getActivationDataHandler(part);
            DataSource ds = dh.getDataSource();

            if ((ds != null) && (ds instanceof ManagedMemoryDataSource)) {
                ((ManagedMemoryDataSource) ds).delete();
            }
        }
        }else if (sendtype == SEND_TYPE_DIME)createDimeMessage().write(os);
       }catch(Exception e){ throw org.apache.axis.AxisFault.makeFault(e);}
    }

    /**
     * Gets the content type for the whole stream.
     *
     * @return the content type for the whole stream
     *
     * @throws org.apache.axis.AxisFault
     */
    public String getContentType() throws org.apache.axis.AxisFault {

        mergeinAttachments();

        int sendtype= this.sendtype == SEND_TYPE_NOTSET ? SEND_TYPE_DEFAULT :
               this.sendtype;
        if(sendtype == SEND_TYPE_MIME || sendtype == SEND_TYPE_MTOM)
          return org.apache.axis.attachments.MimeUtils.getContentType((multipart
                  != null)
                  ? multipart
                  : (multipart =
                  org.apache.axis.attachments.MimeUtils.createMP(
                          soapPart.getAsString(),
                          orderedAttachments, getSendType())));
        else return org.apache.axis.Message.MIME_APPLICATION_DIME;
    }

    /**
     * This is the number of attachments.
     *
     * @return the number of attachments
     */
    public int getAttachmentCount() {
        if (_askedForStreams) {
            throw new IllegalStateException(Messages.getMessage("concurrentModificationOfStream"));
        }

        try {
            mergeinAttachments();

            // force a serialization of the message so that
            // any attachments will be added
            soapPart.saveChanges();
            
            return orderedAttachments.size();
        } catch (AxisFault e) {
            log.warn(Messages.getMessage("exception00"),e);
        }

        return 0;
    }

    /**
     * Determine if an object is to be treated as an attchment.
     *
     * @param value the value that is to be determined if
     * its an attachment.
     *
     * @return True if value should be treated as an attchment.
     */
    public boolean isAttachment(Object value) {
        return AttachmentUtils.isAttachment(value);
    }

    /**
     * Removes all <CODE>AttachmentPart</CODE> objects that have
     *   been added to this <CODE>SOAPMessage</CODE> object.
     *
     *   <P>This method does not touch the SOAP part.</P>
     */
    public void removeAllAttachments() {
        if (_askedForStreams) {
            throw new IllegalStateException(Messages.getMessage("concurrentModificationOfStream"));
        }
        try {
            multipart = null;
            dimemultipart = null;
            mergeinAttachments();
            attachments.clear();
            orderedAttachments.clear();
            stackDataHandler.clear();
        } catch (AxisFault af){
            log.warn(Messages.getMessage("exception00"),af);
        }
    }

    /**
     * Retrieves all the <CODE>AttachmentPart</CODE> objects
     * that have header entries that match the specified headers.
     * Note that a returned attachment could have headers in
     * addition to those specified.
     * @param   headers a <CODE>MimeHeaders</CODE>
     *     object containing the MIME headers for which to
     *     search
     * @return an iterator over all attachments that have a header
     *     that matches one of the given headers
     */
    public java.util.Iterator getAttachments(
            javax.xml.soap.MimeHeaders headers) {
        if (_askedForStreams) {
            throw new IllegalStateException(Messages.getMessage("concurrentModificationOfStream"));
        }
        java.util.Vector vecParts = new java.util.Vector();
        java.util.Iterator iterator = GetAttachmentsIterator();
        while(iterator.hasNext()){
            Part part = (Part) iterator.next();
            if(part instanceof AttachmentPart){
                if(((AttachmentPart)part).matches(headers)){
                    vecParts.add(part);
                }
            }
        }
        return vecParts.iterator();
    }

    /**
     * get an iterator over all attachments. This
     * @return iterator of Part Objects; some of which may be
     * AttachmentPart instances
     * @see org.apache.axis.Part
     * @see AttachmentPart
     */
    private java.util.Iterator GetAttachmentsIterator() {
        java.util.Iterator iterator = attachments.values().iterator();
        return iterator;
    }

    /**
     * Create a new attachment Part in this Message.
     * Will actually, and always, return an AttachmentPart.
     *
     * @return a new attachment Part
     *
     * @throws org.apache.axis.AxisFault
     */
    public Part createAttachmentPart() throws org.apache.axis.AxisFault {
        return new AttachmentPart();
    }

    public void setSendType( int sendtype){
      if( sendtype < 1)
        throw new IllegalArgumentException("");
      if( sendtype > SEND_TYPE_MAX )
        throw new IllegalArgumentException("");
      this.sendtype= sendtype;
    }

    public int getSendType(){
      return sendtype;
    }

    /**
     * dispose of the attachments and their files; do not use the object
     * after making this call.
     */

    public void dispose() {
        java.util.Iterator iterator = GetAttachmentsIterator();
        while (iterator.hasNext()) {
            Part part = (Part) iterator.next();
            if (part instanceof AttachmentPart) {
                AttachmentPart apart=(AttachmentPart)part;
                apart.dispose();
            }
        }

    }

    // consider type-safe e-num here?
    /**
     * Determine how an object typically sent as attachments are to
     * be represented. Currently, MIME DIME and NONE are reccognised.
     *
     * @param value  a String representing a sending type, treated in a
     *              case-insensetive manner
     * @return an <code>int</code> send type code
     */
    public static int getSendType(String value) {
        if (value.equalsIgnoreCase("MTOM")) return SEND_TYPE_MTOM;
        if (value.equalsIgnoreCase("MIME")) return SEND_TYPE_MIME;
        if (value.equalsIgnoreCase("DIME")) return SEND_TYPE_DIME;
        if (value.equalsIgnoreCase("NONE")) return SEND_TYPE_NONE;
        return SEND_TYPE_NOTSET;
    }

    /**
     * For a given sendType value, return a string representation.
     *
     * @param value  a type code integer
     * @return a <code>String</code> representation of <code>value</code>
     */
    public static String getSendTypeString(int value) {
        if (value == SEND_TYPE_MTOM) {
            return "MTOM";
        }
        if (value == SEND_TYPE_MIME) {
            return "MIME";
        }
        if (value == SEND_TYPE_DIME) {
            return "DIME";
        }
        if (value == SEND_TYPE_NONE) {
            return "NONE";
        }
        return null;
    }

    /**
     * Once this method is called, attachments can only be accessed via the InputStreams.
     * Any other access to the attachments collection (e.g. via getAttachments()) is
     * prohibited and will cause a IllegalStateException to be thrown.
     *
     * @return All of the attachment streams.
     */
    public IncomingAttachmentStreams getIncomingAttachmentStreams() {
        if (_askedForAttachments) {
            throw new IllegalStateException(Messages.getMessage("concurrentModificationOfStream"));
        }
        _askedForStreams = true;
        mpartStream = null; // todo: comment
        return _streams;
    }
}