I am using AWS Elasti Beanstalk to power one of my apps. In this I need to export a svg document to png,jpg, pdf etc. For this I use Apache Batik library. This provides excellent output on my local dev workstation but as soon as I deploy it on the EBS I start getting errors, all related to fonts.
The error stacktrace was –
Caused by: java.lang.Error: Probable fatal error:No fonts found.
at sun.font.FontManager.getDefaultPhysicalFont(FontManager.java:1088)
at sun.font.FontManager.initialiseDeferredFont(FontManager.java:960)
at sun.font.FontManager.findOtherDeferredFont(FontManager.java:899)
at sun.font.FontManager.findDeferredFont(FontManager.java:916)
...
at sun.font.FontManager.findFont2D(FontManager.java:1904)
at sun.font.FontManager.initialiseDeferredFonts(FontManager.java:792)
at sun.java2d.SunGraphicsEnvironment.loadFonts(SunGraphicsEnvironment.java:468)
at sun.awt.X11GraphicsEnvironment.loadFonts(X11GraphicsEnvironment.java:925)
at sun.java2d.SunGraphicsEnvironment.loadFontFiles(SunGraphicsEnvironment.java:498)
at sun.java2d.SunGraphicsEnvironment.getInstalledFontFamilyNames(SunGraphicsEnvironment.java:721)
at sun.java2d.SunGraphicsEnvironment.getAvailableFontFamilyNames(SunGraphicsEnvironment.java:746)
at sun.java2d.SunGraphicsEnvironment.getAvailableFontFamilyNames(SunGraphicsEnvironment.java:773)
at sun.java2d.HeadlessGraphicsEnvironment.getAvailableFontFamilyNames(HeadlessGraphicsEnvironment.java:99)
at org.apache.batik.gvt.font.FontFamilyResolver.(FontFamilyResolver.java:74)
at org.apache.batik.bridge.SVGTextElementBridge.getFontList(SVGTextElementBridge.java:1529)
at org.apache.batik.bridge.SVGTextElementBridge.getAttributeMap(SVGTextElementBridge.java:1610)
at org.apache.batik.bridge.SVGTextElementBridge.fillAttributedStringBuffer(SVGTextElementBridge.java:902)
at org.apache.batik.bridge.SVGTextElementBridge.buildAttributedString(SVGTextElementBridge.java:856)
at org.apache.batik.bridge.SVGTextElementBridge.computeLaidoutText(SVGTextElementBridge.java:636)
at org.apache.batik.bridge.SVGTextElementBridge.buildGraphicsNode(SVGTextElementBridge.java:292)
at org.apache.batik.bridge.GVTBuilder.buildGraphicsNode(GVTBuilder.java:224)
at org.apache.batik.bridge.GVTBuilder.buildComposite(GVTBuilder.java:171)
at org.apache.batik.bridge.GVTBuilder.build(GVTBuilder.java:82)
at org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(SVGAbstractTranscoder.java:208)
at org.apache.batik.transcoder.image.ImageTranscoder.transcode(ImageTranscoder.java:92)
at org.apache.batik.transcoder.XMLAbstractTranscoder.transcode(XMLAbstractTranscoder.java:142)
at org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(SVGAbstractTranscoder.java:156)
So I tried installing fonts as one other stackoverflow answer suggests. But this gave me a new error stacktrace –
Caused by: java.lang.NoClassDefFoundError:
Could not initialize class org.apache.batik.gvt.font.FontFamilyResolver
at org.apache.batik.bridge.SVGTextElementBridge.getFontList(Unknown Source)
at org.apache.batik.bridge.SVGTextElementBridge.getAttributeMap(Unknown Source)
at org.apache.batik.bridge.SVGTextElementBridge.fillAttributedStringBuffer(Unknown Source)
at org.apache.batik.bridge.SVGTextElementBridge.buildAttributedString(Unknown Source)
at org.apache.batik.bridge.SVGTextElementBridge.computeLaidoutText(Unknown Source)
at org.apache.batik.bridge.SVGTextElementBridge.buildGraphicsNode(Unknown Source)
at org.apache.batik.bridge.GVTBuilder.buildGraphicsNode(Unknown Source)
at org.apache.batik.bridge.GVTBuilder.buildComposite(Unknown Source)
at org.apache.batik.bridge.GVTBuilder.build(Unknown Source)
at org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(Unknown Source)
at org.apache.batik.transcoder.image.ImageTranscoder.transcode(Unknown Source)
at org.apache.batik.transcoder.XMLAbstractTranscoder.transcode(Unknown Source)
at org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(Unknown Source)
I dont understand why is this happening. Then I set System.setProperty("java.awt.headless", "true"); just before I make a call to batik’s transcoder. But this also generate the above error message. I am running out of options.
Am I missing something? Can I do anything to add more context to this? Thanks for the help.
I finally resolved this problem by installing Sun JDK & using it to power my tomcat server.