https://issues.apache.org/bugzilla/show_bug.cgi?id=45862
Summary: StackOverflow problem when using FOP in multi threaded environment Product: Fop Version: 0.95 Platform: PC OS/Version: Linux Status: NEW Severity: blocker Priority: P2 Component: fo tree AssignedTo: fop-dev@xmlgraphics.apache.org ReportedBy: [EMAIL PROTECTED] while executing a simple pdf generation from a servlet context, there is a problem of Stack oveflow, but if i do call the same transformation commands (the same as FOP site examples, but using saxon fo having xslt2 features) a standalone application it doesn't crash: Starting Helma in directory /home/kraken/REPOSITORY Starting HTTP server on port 8090 Starting AJP13 listener on port 8009 Adding to classpath: /home/kraken/REPOSITORY/lib/ext/saxon9sa.jar Adding to classpath: /home/kraken/REPOSITORY/lib/ext/xmlgraphics-commons.jar Adding to classpath: /home/kraken/REPOSITORY/lib/ext/fop.jar Adding to classpath: /home/kraken/REPOSITORY/lib/ext/avalon-framework.jar Starting Helma 1.6.2 (September 23 2008) on Java 1.5.0_13 [2008/09/23 11:12:28] [INFO] Starting Helma 1.6.2 (September 23 2008) on Java 1.5.0_13 [2008/09/23 11:12:28] [INFO] Setting Helma Home to /home/kororaa/REPOSITORY [2008/09/23 11:12:28] [INFO] Starting AJP13-Listener on port 0.0.0.0:8009 [2008/09/23 11:12:28] [INFO] Version Jetty/5.1.14 ... [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.pdf.PDFRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.ps.PSRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.txt.TXTRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.bitmap.PNGRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.bitmap.TIFFRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.xml.XMLRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.awt.AWTRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.print.PrintRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.afp.AFPRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for Renderer: org.apache.fop.render.pcl.PCLRendererMaker [2008/09/23 12:03:11] [DEBUG] Dynamically adding maker for FOEventHandler: org.apache.fop.render.rtf.RTFFOEventHandlerMaker [2008/09/23 12:03:11] [DEBUG] target-resolution set to: 72.0dpi (px2mm=0.35277778) [2008/09/23 12:03:11] [DEBUG] Dynamically adding PDFImageHandler: org.apache.fop.render.pdf.PDFImageHandlerRawJPEG [2008/09/23 12:03:11] [DEBUG] Dynamically adding PDFImageHandler: org.apache.fop.render.pdf.PDFImageHandlerRawCCITTFax [2008/09/23 12:03:11] [DEBUG] Dynamically adding PDFImageHandler: org.apache.fop.render.pdf.PDFImageHandlerGraphics2D [2008/09/23 12:03:11] [DEBUG] Dynamically adding PDFImageHandler: org.apache.fop.render.pdf.PDFImageHandlerRenderedImage [2008/09/23 12:03:11] [DEBUG] Dynamically adding PDFImageHandler: org.apache.fop.render.pdf.PDFImageHandlerXML [2008/09/23 12:03:11] [DEBUG] userconfig is null [2008/09/23 12:03:11] [DEBUG] Registering: any,normal,400 under F5 [2008/09/23 12:03:11] [DEBUG] Registering: any,italic,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: any,oblique,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: any,normal,700 under F7 [2008/09/23 12:03:11] [DEBUG] Registering: any,italic,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: any,oblique,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: sans-serif,normal,400 under F1 [2008/09/23 12:03:11] [DEBUG] Registering: sans-serif,oblique,400 under F2 [2008/09/23 12:03:11] [DEBUG] Registering: sans-serif,italic,400 under F2 [2008/09/23 12:03:11] [DEBUG] Registering: sans-serif,normal,700 under F3 [2008/09/23 12:03:11] [DEBUG] Registering: sans-serif,oblique,700 under F4 [2008/09/23 12:03:11] [DEBUG] Registering: sans-serif,italic,700 under F4 [2008/09/23 12:03:11] [DEBUG] Registering: SansSerif,normal,400 under F1 [2008/09/23 12:03:11] [DEBUG] Registering: SansSerif,oblique,400 under F2 [2008/09/23 12:03:11] [DEBUG] Registering: SansSerif,italic,400 under F2 [2008/09/23 12:03:11] [DEBUG] Registering: SansSerif,normal,700 under F3 [2008/09/23 12:03:11] [DEBUG] Registering: SansSerif,oblique,700 under F4 [2008/09/23 12:03:11] [DEBUG] Registering: SansSerif,italic,700 under F4 [2008/09/23 12:03:11] [DEBUG] Registering: serif,normal,400 under F5 [2008/09/23 12:03:11] [DEBUG] Registering: serif,oblique,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: serif,italic,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: serif,normal,700 under F7 [2008/09/23 12:03:11] [DEBUG] Registering: serif,oblique,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: serif,italic,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: monospace,normal,400 under F9 [2008/09/23 12:03:11] [DEBUG] Registering: monospace,oblique,400 under F10 [2008/09/23 12:03:11] [DEBUG] Registering: monospace,italic,400 under F10 [2008/09/23 12:03:11] [DEBUG] Registering: monospace,normal,700 under F11 [2008/09/23 12:03:11] [DEBUG] Registering: monospace,oblique,700 under F12 [2008/09/23 12:03:11] [DEBUG] Registering: monospace,italic,700 under F12 [2008/09/23 12:03:11] [DEBUG] Registering: Monospaced,normal,400 under F9 [2008/09/23 12:03:11] [DEBUG] Registering: Monospaced,oblique,400 under F10 [2008/09/23 12:03:11] [DEBUG] Registering: Monospaced,italic,400 under F10 [2008/09/23 12:03:11] [DEBUG] Registering: Monospaced,normal,700 under F11 [2008/09/23 12:03:11] [DEBUG] Registering: Monospaced,oblique,700 under F12 [2008/09/23 12:03:11] [DEBUG] Registering: Monospaced,italic,700 under F12 [2008/09/23 12:03:11] [DEBUG] Registering: Helvetica,normal,400 under F1 [2008/09/23 12:03:11] [DEBUG] Registering: Helvetica,oblique,400 under F2 [2008/09/23 12:03:11] [DEBUG] Registering: Helvetica,italic,400 under F2 [2008/09/23 12:03:11] [DEBUG] Registering: Helvetica,normal,700 under F3 [2008/09/23 12:03:11] [DEBUG] Registering: Helvetica,oblique,700 under F4 [2008/09/23 12:03:11] [DEBUG] Registering: Helvetica,italic,700 under F4 [2008/09/23 12:03:11] [DEBUG] Registering: Times,normal,400 under F5 [2008/09/23 12:03:11] [DEBUG] Registering: Times,oblique,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: Times,italic,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: Times,normal,700 under F7 [2008/09/23 12:03:11] [DEBUG] Registering: Times,oblique,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: Times,italic,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: Courier,normal,400 under F9 [2008/09/23 12:03:11] [DEBUG] Registering: Courier,oblique,400 under F10 [2008/09/23 12:03:11] [DEBUG] Registering: Courier,italic,400 under F10 [2008/09/23 12:03:11] [DEBUG] Registering: Courier,normal,700 under F11 [2008/09/23 12:03:11] [DEBUG] Registering: Courier,oblique,700 under F12 [2008/09/23 12:03:11] [DEBUG] Registering: Courier,italic,700 under F12 [2008/09/23 12:03:11] [DEBUG] Registering: Symbol,normal,400 under F13 [2008/09/23 12:03:11] [DEBUG] Registering: ZapfDingbats,normal,400 under F14 [2008/09/23 12:03:11] [DEBUG] Registering: Times-Roman,normal,400 under F5 [2008/09/23 12:03:11] [DEBUG] Registering: Times-Roman,oblique,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: Times-Roman,italic,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: Times-Roman,normal,700 under F7 [2008/09/23 12:03:11] [DEBUG] Registering: Times-Roman,oblique,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: Times-Roman,italic,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: Times Roman,normal,400 under F5 [2008/09/23 12:03:11] [DEBUG] Registering: Times Roman,oblique,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: Times Roman,italic,400 under F6 [2008/09/23 12:03:11] [DEBUG] Registering: Times Roman,normal,700 under F7 [2008/09/23 12:03:11] [DEBUG] Registering: Times Roman,oblique,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: Times Roman,italic,700 under F8 [2008/09/23 12:03:11] [DEBUG] Registering: Computer-Modern-Typewriter,normal,400 under F9 [2008/09/23 12:03:11] [DEBUG] Building formatting object tree [2008/09/23 12:03:11] [DEBUG] Current heap size: 7229KB [2008/09/23 12:03:11] [DEBUG] Starting layout [2008/09/23 12:03:11] [DEBUG] [1] [2008/09/23 12:03:11] [DEBUG] PLM> flow BPD =792870 [2008/09/23 12:03:11] [DEBUG] start of the next element list is: page=1 col=0 [2008/09/23 12:03:11] [ERROR] null: java.lang.StackOverflowError java.lang.StackOverflowError at java.lang.ThreadLocal.get(ThreadLocal.java:125) at sun.misc.FloatingDecimal.developLongDigits(FloatingDecimal.java:312) at sun.misc.FloatingDecimal.dtoa(FloatingDecimal.java:549) at sun.misc.FloatingDecimal.(FloatingDecimal.java:442) at java.lang.StringBuffer.append(StringBuffer.java:365) at org.apache.fop.fo.properties.PercentLength.toString(PercentLength.java:121) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.flow.table.TableColumn.toString(TableColumn.java:233) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.datatypes.LengthBase.toString(LengthBase.java:135) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.properties.PercentLength.toString(PercentLength.java:121) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.flow.table.TableColumn.toString(TableColumn.java:233) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.datatypes.LengthBase.toString(LengthBase.java:135) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.properties.PercentLength.toString(PercentLength.java:121) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.flow.table.TableColumn.toString(TableColumn.java:233) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.datatypes.LengthBase.toString(LengthBase.java:135) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.properties.PercentLength.toString(PercentLength.java:121) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.flow.table.TableColumn.toString(TableColumn.java:233) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.datatypes.LengthBase.toString(LengthBase.java:135) at java.lang.String.valueOf(String.java:2615) at java.lang.StringBuffer.append(StringBuffer.java:220) at org.apache.fop.fo.properties.PercentLength.toString(PercentLength.java:121) at java.lang.String.valueOf(String.java:2615) ... It seems a problem in the FOP library, or maybe a clash of some java classe in path. -- Configure bugmail: https://issues.apache.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug.