question: sets the org.apache.batik.svggen.stylehandler to be used . it should not be null . concode_field_sep boolean svgFont concode_elem_sep DecimalFormatSymbols dsf concode_elem_sep RenderingHints hints concode_elem_sep StyleHandler styleHandler concode_elem_sep Document domFactory concode_elem_sep Paint paint concode_elem_sep GraphicContextDefaults gcDefaults concode_elem_sep int precision concode_elem_sep DecimalFormat decimalFormat concode_elem_sep Stroke stroke concode_elem_sep ExtensionHandler extensionHandler concode_elem_sep SVGIDGenerator idGenerator concode_elem_sep String generatorComment concode_elem_sep Composite composite concode_elem_sep Color background concode_elem_sep ErrorHandler errorHandler concode_elem_sep ImageHandler imageHandler concode_elem_sep GenericImageHandler genericImageHandler concode_elem_sep DecimalFormat[] decimalFormats concode_elem_sep Shape clip concode_elem_sep Font font concode_field_sep void setIDGenerator concode_elem_sep Stroke getStroke concode_elem_sep void setExtensionHandler concode_elem_sep ImageHandler getImageHandler concode_elem_sep void setEmbeddedFontsOn concode_elem_sep void setPrecision concode_elem_sep RenderingHints getRenderingHints concode_elem_sep void setBackground concode_elem_sep SVGIDGenerator getIDGenerator concode_elem_sep ExtensionHandler getExtensionHandler concode_elem_sep ErrorHandler getErrorHandler concode_elem_sep void setGenericImageHandler concode_elem_sep void setComposite concode_elem_sep void setClip concode_elem_sep void setGraphicContextDefaults concode_elem_sep String getComment concode_elem_sep void setStroke concode_elem_sep void setFont concode_elem_sep Paint getPaint concode_elem_sep String doubleString concode_elem_sep void setImageHandler concode_elem_sep void setPaint concode_elem_sep SVGGeneratorContext createDefault concode_elem_sep StyleHandler getStyleHandler concode_elem_sep boolean isEmbeddedFontsOn concode_elem_sep int getPrecision concode_elem_sep Composite getComposite concode_elem_sep GraphicContextDefaults getGraphicContextDefaults concode_elem_sep Document getDOMFactory concode_elem_sep void setRenderingHints concode_elem_sep void setErrorHandler concode_elem_sep Shape getClip concode_elem_sep void setComment concode_elem_sep Font getFont concode_elem_sep void setDOMFactory concode_elem_sep Color getBackground
target: void function ( StyleHandler arg0 ) { if ( arg0 == null ) throw new SVGGraphics2DRuntimeException ( ERR_STYLE_HANDLER_NULL ) ; this . styleHandler = arg0 ; }