I ll give it a try! Do you have an example? Regards, Jan
-----Ursprüngliche Nachricht----- Von: Upayavira [mailto:[EMAIL PROTECTED] Gesendet: Freitag, 16. September 2005 11:49 An: [email protected] Betreff: Re: AW: AW: AW: Antwort: Saving the Outputstream Can't you just use the SourceWritingTransformer in your pipeline, and set the serializer that it should use? Should be possible without any java coding. Upayavira [EMAIL PROTECTED] wrote: > Holger, > > so far I wrote the following code. Works pretty fine except that I get > an empty file on the servers harddrive :( Do you have any Idea what I > m doing wrong? > Thanks ! > > Regards, > Jan > > code: > package swl.test.cocoon.serialization; > > import java.io.FileOutputStream; > import java.io.IOException; > import java.io.OutputStream; > > import org.apache.cocoon.serialization.FOPSerializer; > import org.xml.sax.SAXException; > > public class Swlfo2pdf extends FOPSerializer { > > MyOutputStream output; > > //-------------------------------------------------------------------- > ------------------------------------ > public void startDocument() throws SAXException { > output = new MyOutputStream(output, "c:/temp/myout.pdf"); > super.startDocument(); > } > //-------------------------------------------------------------------- > ------------------------------------ > public void endDocument() throws SAXException { > super.endDocument(); > } > > //******************************************************************** > ************************************* > public static class MyOutputStream extends OutputStream { > > private OutputStream origOut; > private OutputStream tmpfileOut; > > public MyOutputStream(OutputStream out, String tmp) { > origOut = out; > try { > tmpfileOut = new FileOutputStream(tmp); > } catch (IOException ex) { > } > } > //-------------------------------------------------------------------------- ------------------------------ > public void write(int b) throws IOException { > try { > if (tmpfileOut != null) > tmpfileOut.write(b); > } > catch (IOException ex) { > } > origOut.write(b); > } > //-------------------------------------------------------------------------- ------------------------------ > public void write(byte[] b) throws IOException{ > try{ > if (tmpfileOut != null) > tmpfileOut.write(b); > } > catch (IOException ex){ > } > origOut.write(b); > } > //-------------------------------------------------------------------------- ------------------------------ > public void write(byte[] b, int off, int len) throws IOException{ > try{ > if (tmpfileOut != null) > tmpfileOut.write(b, off, len); > } > catch (IOException ex){ > } > origOut.write(b, off, len); > } > //-------------------------------------------------------------------------- ------------------------------ > public void close() throws IOException { > try { > tmpfileOut.close(); > } catch (IOException ex) { > } > //origOut.close(); > } > //-------------------------------------------------------------------- > ------------------------------------ > } > } > > ---------------------------------------------------------------------- > -- > *Von:* [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] > *Gesendet:* Donnerstag, 15. September 2005 13:38 > *An:* [email protected] > *Betreff:* AW: AW: AW: Antwort: Saving the Outputstream > > > Jan, > > I am sorry I couldn't find the snippet. > > > So, how do I tell myoutoutstream that it has an OutputStream with > > the same content as the original OutoutStream but is pointing to a > > completely different filelocation. > > You simply make your OutputStream write into 2 streams and replace the > original stream with your "double stream", that's why you need to > override setOutputStream(). The Serializer should use your custom > OutputStreamClass instead of the original. > > From the outside it looks like one stream, the inside writes into 2 > different streams. I remember I wrote a class which overwrites all of > the write() methods of OutputStream > > Check this: > http://java.sun.com/j2se/1.4.2/docs/api/java/io/OutputStream.html > > One example: > > class OutOutStream extends FileOutputStream { > OUtputStream os; > > // Create the "double" outputstream: Constructor is taking the > original stream > > public OutOutStream(OutputStream streamone, File outputfile) { > super(outputfile); // don't know exactly how... > this.os = streamone; > } > > // Override all other write() methods like this: > public void write(byte[] b) { > os.write(b); // original stream > this.write(b); // secondary stream > } > > } > > --- > > class yourserializer extends ...Serializer { > ... > setOutputStream() { > // create and use the "double stream" > output = new OutOutStream(super.output, new > File("myoutput.dfile")); > } > > } > > Let me know if this works, I haven't tried this. > > Regards > Holger > > Jan Kohnert <[EMAIL PROTECTED]> schrieb am 15.09.2005 11:05:32: > > > Holger, > > > > thanks for the hint! > > One point that is unclear for me is, how to tell a OutoutStream > > where it is supposed to point on except by using the contructor. > > So, how do I tell myoutoutstream that it has an OutputStream with > > the same content as the original OutoutStream but is pointing to a > > completely different filelocation. > > > > "I remember I have a kind of CopyStream class somewhere. I'll have > a look." > > > > Would be cool if you finde it! > > > > Regards, > > Jan > > > > Von: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] > > Gesendet: Mittwoch, 14. September 2005 13:52 > An: > [email protected] > Betreff: AW: AW: Antwort: Saving the > Outputstream > > > > > Jan, > > > > at a first glimpse, your class is not doing anything but creating > an > empty file. There's no link between your OutputStream and the data. > > > > The serializer provides its own output stream (super.output > according to this > http://wiki.apache.org/cocoon/WritingSerializers > ) > > Perhaps you need to replace trhe output stream by a class > which > writes the output to both streams: The web browser and - in > addition > to that - to a file stream. > > > > I think an approach would be: > > 1. try to create an OutputStream class which does the output two 2 > > streams (e.g. CopyOutputStream) > 2. overwrite the > setOutputStream() method in the Swlfo2pdf class > 3. Initialize your > OutputStream class using the original output > stream super.output as > seconde output stream target > > Anyone here who already did > something like that? I remember I have a > kind of CopyStream class > somewhere. I'll have a look. > > > > Regards > > Holger > > > > Jan Kohnert <[EMAIL PROTECTED]> schrieb am 14.09.2005 13:25:55: > > > > > Yes offcause I cant do this :) > > > > > > But some things have changed. Insted of using a Reader I extandet > > > the fo2pdf Serializer. > > > > > > package swl.test.cocoon.serialization; > > > > import > java.io.FileNotFoundException; > > import java.io.FileOutputStream; > > > > > import org.apache.cocoon.serialization.FOPSerializer; > > > import org.xml.sax.SAXException; > > > > > > public class Swlfo2pdf extends FOPSerializer { > > > > > > > > > public void endDocument(){ > > > try { > > > super.endDocument(); > > > FileOutputStream myout = new FileOutputStream("c: > > /temp/myout.pdf"); > > > } catch (SAXException e) { > > > // TODO Auto-generated catch block > > > e.printStackTrace(); > > > } catch (FileNotFoundException e) { > > > // TODO Auto-generated catch block > > > e.printStackTrace(); > > > } > > > } > > > } > > > > > > The serializer Swlfo2pdf runs great. I m getting the requestet > > > dokument with it, plus an empty file c:/temp/myout.pdf. But offcause > > > this is'nt all I need. Instead of an empty document I want to get > a > > identical copy of the FOPSerializer's output on a servers > directory > > of my choise). But so far I've no Idea how this is > suposed to work :( > > > > my xmap: > > > <map:sitemap xmlns:map="http://apache.org/cocoon/sitemap/1.0";> > > > <!-- =========================== components > > > =================================== --> > > > <map:components> > > > <map:transformers default="xslt"> > > > <map:transformer name="xslt-saxon" pool-grow="2" pool- > > > max="32" pool-min="8" src="org.apache.cocoon.transformation. > > TraxTransformer"> > > > <use-request-parameters>false</use-request-parameters> > > > <use-browser-capabilities-db>false</use-browser- > > > capabilities-db> > > > <xslt-processor-role>saxon</xslt-processor-role> > > > </map:transformer> > > > </map:transformers> > > > <map:serializers default="html"> > > > <map:serializer name="fo2pdf" src="org.apache.cocoon. > > > serialization.FOPSerializer" mime-type="application/pdf"/> > > > <map:serializer name="Swlfo2pdf" src="swl.test.cocoon. > > > serialization.Swlfo2pdf" mime-type="application/pdf"/> > > > </map:serializers> > > > </map:components> > > > <!-- =========================== Views > > > =================================== --> > > > <map:views> > > > <map:view name="content" from-label="content"> > > > <map:serialize type="xml"/> > > > </map:view> > > > <map:view name="links" from-position="last"> > > > <map:serialize type="links"/> > > > </map:view> > > > </map:views> > > > <map:pipelines> > > > <!-- =========================== Pipelines > > > ================================= --> > > > <map:pipeline> > > > <!-- PDF Pipeline --> > > > <map:match pattern="*/*/*.pdf"> > > > <map:generate src="file://c: > > > /worknt/hausn/xbefund/xml/{1}/{3}.xml"/> > > > <map:transform type="xslt-saxon" src="file://c: > > > /worknt/hausn/xbefund/stylesheets/{1}/{2}.xsl"/> > > > <map:serialize type="Swlfo2pdf"/> > > > </map:match> > > > </map:pipeline> > > > </map:pipelines> > > > </map:sitemap> > > > > > > > > > Thanks, Jan > > > > > > > > > Von: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] > > > Gesendet: Mittwoch, 14. September 2005 11:00 > > An: > [email protected] > > Cc: '[email protected]'; > users-return-82225-holger. > > > [EMAIL PROTECTED] > > > Betreff: Antwort: Saving the Outputstream > > > > > Hi, > > > > > Could you provide (copy/paste) the reader source and sitemap.xmap > > > extract which you are using? > > > > > > Seems as if the attachment is broken. I suggest not to attach > files > > to the mailing list. > > > > > > Regards > > > Holger > > > > > > > [EMAIL PROTECTED] > > > schrieb am 13.09.2005 16:04:36: > > > > > > > Hello List, > > > > > > > > I m creating PDF Files using cocoons fo2pdf serializer. > Everything works > > > > fine. Now I want to save the created pdf file on a servers > directory. I > > > wrote a Reader to get access to the outputstream > in order to save it. The > > > directory name is dependent on the > transferred xml files name. > > To to this I > > > > wrote my own Reader. Sadly closely nothing happens when I try > to save the > > > outputstream. > > > > > > > > In Addition my Reader sources and my xconf. > > > > > > > > Can anyone please help me? Thanks! > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [Anhang "src.rar" gelöscht von Holger > Willenborg/Muenster/Armacell] > > > > --------------------------------------------------------------------- > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
