starjava-ttools: FTBFS with default Java 25

The package starjava-ttools ftbfs with default Java 25.
The relevant part of the build log:
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org.xml.sax.SAXParseException; systemId: file:/<<PKGBUILDDIR>>/build/docs/filter-docs.xml; lineNumber: 1019; columnNumber: 45; JAXP00010004: The accumulated size of entities is "100,009" that exceeded the "100,000" limit set by "jdk.xml.totalEntitySizeLimit".
 at java.xml/com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:204)
 at java.xml/com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:178)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:400)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:327)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:284)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.checkLimit(XMLEntityScanner.java:1009)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.checkEntityLimit(XMLEntityScanner.java:968)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.scanContent(XMLEntityScanner.java:1072)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2770)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:635)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:113)
 at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:551)
 at java.xml/com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:890)
 at java.xml/com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:826)
 at java.xml/com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:137)
 at java.xml/com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1225)
 at java.xml/com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:629)
 at java.xml/com.sun.org.apache.xalan.internal.xsltc.dom.XSLTCDTMManager.getDTM(XSLTCDTMManager.java:420)
 at java.xml/com.sun.org.apache.xalan.internal.xsltc.dom.XSLTCDTMManager.getDTM(XSLTCDTMManager.java:214)
 at java.xml/com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.getDOM(TransformerImpl.java:582)
 at java.xml/com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transform(TransformerImpl.java:783)
 at java.xml/com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transform(TransformerImpl.java:395)
 at org.apache.tools.ant.taskdefs.optional.TraXLiaison.transform(TraXLiaison.java:201)
 at org.apache.tools.ant.taskdefs.XSLTProcess.process(XSLTProcess.java:874)
 at org.apache.tools.ant.taskdefs.XSLTProcess.execute(XSLTProcess.java:408)
 at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:299)
 at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
 at java.base/java.lang.reflect.Method.invoke(Method.java:565)
 at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:99)
 at org.apache.tools.ant.Task.perform(Task.java:350)
 at org.apache.tools.ant.Target.execute(Target.java:449)
 at org.apache.tools.ant.Target.performTasks(Target.java:470)
 at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1401)
 at org.apache.tools.ant.Project.executeTarget(Project.java:1374)
 at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
 at org.apache.tools.ant.Project.executeTargets(Project.java:1264)
 at org.apache.tools.ant.Main.runBuild(Main.java:818)
 at org.apache.tools.ant.Main.startAnt(Main.java:223)
 at org.apache.tools.ant.launch.Launcher.run(Launcher.java:284)
 at org.apache.tools.ant.launch.Launcher.main(Launcher.java:101)

Total time: 12 seconds
make[1]: *** [debian/rules:9: override_dh_auto_build] Error 1
make[1]: Leaving directory '/<<PKGBUILDDIR>>'
make: *** [debian/rules:4: binary] Error 2
dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2
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Build finished at 2026-02-13T03:45:13Z
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