bootstrap-4 - 在 Bootstrap 4 中处理有关无效 CSS 的 HtmlUnit 警告的正确方法?
问题描述
HtmlUnit 不喜欢 Bootstrap 4:
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:10] Error in style rule. (Invalid token "-". Was expecting one of: <EOF>, <S>, <IDENT>, "}", ";", "*".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS warning: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:10] Ignoring the following declarations in this rule. @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler warning
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:25994] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:26179] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:26214] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:26313] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:26346] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:26430] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:26464] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:28266] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:29049] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:63092] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:63985] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:64088] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:64236] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:64337] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:64707] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:64951] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:76681] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:76939] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:77255] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:77322] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:77365] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:77439] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:77484] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:91815] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:93398] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:96505] Error in expression. (Invalid token "(". Was expecting one of: <S>, <NUMBER>, "inherit", <IDENT>, <STRING>, ")", "-", <PLUS>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:97099] Error in expression. (Invalid token "(". Was expecting one of: <S>, <NUMBER>, "inherit", <IDENT>, <STRING>, ")", "-", <PLUS>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:97756] Error in expression. (Invalid token "(". Was expecting one of: <S>, <NUMBER>, "inherit", <IDENT>, <STRING>, ")", "-", <PLUS>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:98603] Error in expression. (Invalid token "(". Was expecting one of: <S>, <NUMBER>, "inherit", <IDENT>, <STRING>, ")", "-", <PLUS>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:99272] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
15:06:26 WARNING: CSS error: 'https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css' [6:99314] Error in expression. (Invalid token " ". Was expecting one of: <NUMBER>, "inherit", <IDENT>, <STRING>, <HASH>, <EMS>, <REM>, <EXS>, <LENGTH_PX>, <LENGTH_CM>, <LENGTH_MM>, <LENGTH_IN>, <LENGTH_PT>, <LENGTH_PC>, <ANGLE_DEG>, <ANGLE_RAD>, <ANGLE_GRAD>, <TIME_MS>, <TIME_S>, <FREQ_HZ>, <FREQ_KHZ>, <RESOLUTION_DPI>, <RESOLUTION_DPCM>, <PERCENTAGE>, <DIMENSION>, <UNICODE_RANGE>, <URI>, <FUNCTION>, "progid:".) @com.gargoylesoftware.htmlunit.DefaultCssErrorHandler error
处理这个问题的正确方法是什么?我可以关闭bootstrap.min.css的警告吗?
我不想禁用所有警告;我发现在我自己的项目中查看有关 CSS 的警告很有帮助。
解决方案
编写您自己的 com.gargoylesoftware.css.parser.CSSErrorHandler 实现并将其注册到 WebClient。
在您的实现中,您可以检查 CSSParseExceptions 的 uri,并且仅当异常不是来自引导文件时才记录。
对于您的实现,您可以根据需要子类化或装饰 com.gargoylesoftware.htmlunit.DefaultCssErrorHandler。
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