Well I took a look into "javax.activation.DataSource". It would be easy, to do a better DataSource! Have a look at that!
> -----Ursprüngliche Nachricht----- > Von: Beer, Christian [mailto:[EMAIL PROTECTED]] > Gesendet: Dienstag, 5. März 2002 14:57 > An: '[EMAIL PROTECTED]' > Betreff: AW: AW: CONT: Streaming large data in and out > > > Here is the constructor: > > --------- > /** > * Create a datasource from an input stream. > * > * @param is InputStream > * @param type Content-Type > */ > public ByteArrayDataSource(InputStream is, String type) > throws IOException { > this.type = type; > > ByteArrayOutputStream os = new ByteArrayOutputStream(); > > byte buf[] = new byte[4096]; > int len; > while (true){ > len = is.read(buf); > if (len < 0) > break; > os.write(buf, 0, len); > } > data = os.toByteArray(); > } > --------- > > As you see, the data is read into memory. It would be an easy thing > to do to implement your own DataSource. Simply get the SOAP-Source > and look into "org.apache.soap.util.mime.ByteArrayDataSource". > > But maybe there is a better datasource in JavaMail?! > > If you wrote your own DataSource, that reads from an InputStream, > tell me! I think we could also need something like that. > > > Christian > > > -----Ursprüngliche Nachricht----- > > Von: Alain K [mailto:[EMAIL PROTECTED]] > > Gesendet: Dienstag, 5. März 2002 14:28 > > An: Beer, Christian; [EMAIL PROTECTED] > > Betreff: Re: AW: CONT: Streaming large data in and out > > > > > > Thanks. So you're saying there no way to avoid loading > > the attachement into memory ? > > > > Thanks for your help. We have potentially 10MB or > > larger file to exchange between java application so > > this question is crucial. > > > > Again thank you. > > > > Alain. > > > > --- "Beer, Christian" <[EMAIL PROTECTED]> a écrit : > Hi! > > > > Are your using attachement with SOAP RPC or with > > > SOAP > > > > Messaging ? > > > > > > I am using Messaging. > > > > > > > > > > I'm puzzled by the fact that > > > > > > > > > > > http://xml.apache.org/soap/faq/faq_chawke.html#Q5_6 > > > > > > > > Says that everything is stored in memory. > > > > > > I don't know the internals! I only know the JavaDoc. > > > But I didn't > > > read anything about that. But the Name is > > > ByteArrayDataSource, > > > so that it could be stored in memory as it is in > > > ByteArrayInputStream. > > > > > > > > > Christian > > > > ___________________________________________________________ > > Do You Yahoo!? -- Une adresse @yahoo.fr gratuite et en français ! > > Yahoo! Mail : http://fr.mail.yahoo.com > > >
