[jira] [Updated] (FOP-3269) Free memory after building struct elem tree

     [ https://issues.apache.org/jira/browse/FOP-3269?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Simon Steiner updated FOP-3269:
-------------------------------
    Summary: Free memory after building struct elem tree  (was: Allow GC to remove structelem tree)

> Free memory after building struct elem tree
> -------------------------------------------
>
>                 Key: FOP-3269
>                 URL: https://issues.apache.org/jira/browse/FOP-3269
>             Project: FOP
>          Issue Type: Bug
>            Reporter: Simon Steiner
>            Assignee: Simon Steiner
>            Priority: Major
>             Fix For: main
>
>
> Generate pdf twice with a table with 10k fo:table-body's with using -Xmx500m should not give OOM
> {code:java}
> public void xxx() throws Exception {
>     FopConfParser fopConfParser = new FopConfParser(new File("fop.xconf"),
>             new File("xxx").toURI());
>     FopFactoryBuilder fopFactoryBuilder = fopConfParser.getFopFactoryBuilder();
>     fopFactoryBuilder.setStrictFOValidation(false);
>     FopFactory fopFactory = fopFactoryBuilder.build();
>     x(fopFactory);
>     fopFactory = fopFactoryBuilder.build();
>     x(fopFactory);
> }
> private void x(FopFactory fopFactory) throws Exception {
>     FOUserAgent userAgent = fopFactory.newFOUserAgent();
>     Transformer transformer = TransformerFactory.newInstance().newTransformer();
>     Source src = new StreamSource(new FileInputStream("out.if"));
>     IFDocumentHandler documentHandler
>             = userAgent.getRendererFactory().createDocumentHandler(userAgent, MimeConstants.MIME_PDF);
>     documentHandler.setResult(new StreamResult(new NullOutputStream()));
>     IFUtil.setupFonts(documentHandler);
>     IFParser parser = new IFParser();
>     Result res = new SAXResult(parser.getContentHandler(documentHandler, userAgent));
>     transformer.transform(src, res);
> }
> {code}



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