File list (Check if you may need any files):
jasper\compiler\AntCompiler.java
......\........\BeanRepository.java
......\........\Collector.java
......\........\Compiler.java
......\........\DefaultErrorHandler.java
......\........\Dumper.java
......\........\ELFunctionMapper.java
......\........\ELNode.java
......\........\ELParser.java
......\........\ErrorDispatcher.java
......\........\ErrorHandler.java
......\........\Generator.java
......\........\ImplicitTagLibraryInfo.java
......\........\JasperTagInfo.java
......\........\JavacErrorDetail.java
......\........\JDTCompiler.java
......\........\JspConfig.java
......\........\JspDocumentParser.java
......\........\JspReader.java
......\........\JspRuntimeContext.java
......\........\JspUtil.java
......\........\Localizer.java
......\........\Mark.java
......\........\Node.java
......\........\PageDataImpl.java
......\........\PageInfo.java
......\........\Parser.java
......\........\ParserController.java
......\........\ScriptingVariabler.java
......\........\ServletWriter.java
......\........\SmapGenerator.java
......\........\SmapStratum.java
......\........\SmapUtil.java
......\........\TagConstants.java
......\........\TagFileProcessor.java
......\........\TagLibraryInfoImpl.java
......\........\tagplugin\TagPlugin.java
......\........\.........\TagPluginContext.java
......\........\TagPluginManager.java
......\........\TextOptimizer.java
......\........\TldLocationsCache.java
......\........\Validator.java
......\Constants.java
......\el\ELContextImpl.java
......\..\ELContextWrapper.java
......\..\ELResolverImpl.java
......\..\ExpressionEvaluatorImpl.java
......\..\ExpressionImpl.java
......\..\FunctionMapperImpl.java
......\..\JspELException.java
......\..\JspMethodExpression.java
......\..\JspMethodNotFoundException.java
......\..\JspPropertyNotFoundException.java
......\..\JspPropertyNotWritableException.java
......\..\JspValueExpression.java
......\..\VariableResolverImpl.java
......\EmbeddedServletOptions.java
......\JasperException.java
......\JspC.java
......\JspCompilationContext.java
......\Options.java
......\runtime\AnnotationHelper.java
......\.......\BodyContentImpl.java
......\.......\HttpJspBase.java
......\.......\JspApplicationContextImpl.java
......\.......\JspContextWrapper.java
......\.......\JspFactoryImpl.java
......\.......\JspFragmentHelper.java
......\.......\JspRuntimeLibrary.java
......\.......\JspSourceDependent.java
......\.......\JspWriterImpl.java
......\.......\PageContextImpl.java
......\.......\PerThreadTagHandlerPool.java
......\.......\ProtectedFunctionMapper.java
......\.......\ServletResponseWrapperInclude.java
......\.......\TagHandlerPool.java
......\security\SecurityClassLoad.java
......\........\SecurityUtil.java
......\..rvlet\JasperLoader.java
......\.......\JspCServletContext.java
......\.......\JspServlet.java
......\.......\JspServletWrapper.java
......\tagplugins\jstl\core\Catch.java
......\..........\....\....\Choose.java
......\..........\....\....\ForEach.java
......\..........\....\....\ForTokens.java
......\..........\....\....\If.java
......\..........\....\....\Import.java
......\..........\....\....\Otherwise.java
......\..........\....\....\Out.java
......\..........\....\....\Param.java
......\..........\....\....\Redirect.java
......\..........\....\....\Remove.java
......\..........\....\....\Set.java
......\..........\....\....\Url.java
......\..........\....\....\When.java
......\..........\....\Util.java
......\util\Enumerator.java
......\xmlparser\ASCIIReader.java
......\.........\EncodingMap.java