It seems that after opened the url
On Friday, May 16, 2014 3:52:50 PM UTC+10, Tom wrote:
-- http://127.0.0.1:8888/Myproject.html?gwt.codesvr=127.0.0.1:9997?_escaped_fragment_=article , I can see the Chrome browser show the raw html page like thisThis XML file does not appear to have any style information associated with it. The document tree is shown below.
On Friday, May 16, 2014 3:52:50 PM UTC+10, Tom wrote:
i found this linkMaybe this causing the problem:!stack.empy() && stack.peek() .. stack.peek() is the one throwing this
exception. May be that, when the current thread has checked !empty(),
another thread has already consumed the data due to JVM memory model. May
be we need to do in sych??Do you think so, if it is the problem, then how to fix it.
On Friday, May 16, 2014 1:52:52 PM UTC+10, Tom wrote:Ok, I have a Filter
public class CrawlServlet implements Filter{ @Override public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException { HttpServletRequest httpRequest = (HttpServletRequest) request; String requestQueryString = httpRequest.getQueryString(); if ((requestQueryString != null) && (requestQueryString.contains("_escaped_fragment_" ))) { String str="http://127.0.0.1:8888/Myproject.html?gwt.codesvr= "; // this url work fine, if i open it it will show article. final WebClient webClient = new WebClient(); HtmlPage page = webClient.getPage(str); PrintWriter out = response.getWriter(); out.println(page.asXml()); } } }127.0.0.1:9997#!article Ok, now i ran my app in eclipse, & open the url
http://127.0.0.1:8888/Myproject.html?gwt.codesvr= 127.0.0.1:9997?_escaped_ fragment_=article Then I got this error in eclipse
.GWTUpld .gwt-Button:HOVER, .GWTUpld .DecoratedFileUpload .gwt-Button-over, .GWTUpld .DecoratedFileUpload .gwt-Anchor-over, .GWTUpld .DecoratedFileUpload .gwt-Label-over { color: #af6b29; } ...... .GWTUpld input[type="file"] { cursor: pointer; } ': null java.util.EmptyStackException at java.util.Stack.peek(Unknown Source) at java.util.Stack.pop(Unknown Source) at com.steadystate.css.parser.CSSOMParser$CSSOMHandler. endDocument(CSSOMParser.java: 271) at com.steadystate.css.parser. AbstractSACParser. handleEndDocument( AbstractSACParser.java:456) at com.steadystate.css.parser. SACParserCSS3.styleSheet( SACParserCSS3.java:56) at com.steadystate.css.parser. AbstractSACParser. parseStyleSheet( AbstractSACParser.java:284) at com.steadystate.css.parser. SACParserCSS3.parseStyleSheet( SACParserCSS3.java:23) at com.steadystate.css.parser. CSSOMParser.parseStyleSheet( CSSOMParser.java:146) at com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet.parseCSS( CSSStyleSheet.java:818) at com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet.(CSSStyleSheet. java:179) at com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet.loadStylesheet( CSSStyleSheet.java:321) at com.gargoylesoftware.htmlunit. javascript.host.html. HTMLLinkElement.getSheet( HTMLLinkElement.java:130) at com.gargoylesoftware.htmlunit. javascript.host.css. StyleSheetList.item( StyleSheetList.java:151) at com.gargoylesoftware.htmlunit. javascript.host.Window. getComputedStyle(Window.java: 1601) at com.gargoylesoftware.htmlunit. javascript.host.Element. getCurrentStyle(Element.java: 545) at com.gargoylesoftware.htmlunit. html.DomNode.isDisplayed( DomNode.java:712) at com.gargoylesoftware.htmlunit. WebClient$ CurrentWindowTracker. webWindowContentChanged( WebClient.java:1671) at com.gargoylesoftware.htmlunit. WebClient. fireWindowContentChanged( WebClient.java:742) at com.gargoylesoftware.htmlunit. WebClient.loadWebResponseInto( WebClient.java:440) at com.gargoylesoftware.htmlunit. WebClient. loadDownloadedResponses( WebClient.java:2024) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. doProcessPostponedActions( JavaScriptEngine.java:712) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. access$500(JavaScriptEngine. java:92) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine$ HtmlUnitContextAction.run( JavaScriptEngine.java:679) at net.sourceforge.htmlunit. corejs.javascript.Context. call(Context.java:602) at net.sourceforge.htmlunit. corejs.javascript. ContextFactory.call( ContextFactory.java:507) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. callFunction(JavaScriptEngine. java:616) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. callFunction(JavaScriptEngine. java:591) at com.gargoylesoftware.htmlunit. html.HtmlPage. executeJavaScriptFunctionIfPos sible(HtmlPage.java:985) at com.gargoylesoftware.htmlunit. javascript.background. JavaScriptFunctionJob. runJavaScript( JavaScriptFunctionJob.java:53) at com.gargoylesoftware.htmlunit. javascript.background. JavaScriptExecutionJob.run( JavaScriptExecutionJob.java: 102) at com.gargoylesoftware.htmlunit. javascript.background. JavaScriptJobManagerImpl. runSingleJob( JavaScriptJobManagerImpl.java: 328) at com.gargoylesoftware.htmlunit. javascript.background. DefaultJavaScriptExecutor.run( DefaultJavaScriptExecutor. java:162) at java.lang.Thread.run(Unknown Source) May 16, 2014 1:36:41 PM com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet parseCSS SEVERE: Error parsing CSS from '/** * The file contains styles for GWT widgets in the standard theme. * * In order to maintain cross-browser compatibility, the following syntax is * used to create IE6 specific style rules: * .gwt-Widget { * property: rule applies to all browsers * -property: rule applies only to IE6 (overrides previous rule) * } * * html .gwt-Widget { * property: rule applies to all versions of IE * } */ ....... ': null java.util.EmptyStackException at java.util.Stack.peek(Unknown Source) at java.util.Stack.pop(Unknown Source) at com.steadystate.css.parser. CSSOMParser$CSSOMHandler. endDocument(CSSOMParser.java: 271) at com.steadystate.css.parser. AbstractSACParser. handleEndDocument( AbstractSACParser.java:456) at com.steadystate.css.parser. SACParserCSS3.styleSheet( SACParserCSS3.java:56) at com.steadystate.css.parser. AbstractSACParser. parseStyleSheet( AbstractSACParser.java:284) at com.steadystate.css.parser. SACParserCSS3.parseStyleSheet( SACParserCSS3.java:23) at com.steadystate.css.parser. CSSOMParser.parseStyleSheet( CSSOMParser.java:146) at com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet.parseCSS( CSSStyleSheet.java:818) at com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet.(CSSStyleSheet. java:179) at com.gargoylesoftware.htmlunit. javascript.host.css. CSSStyleSheet.loadStylesheet( CSSStyleSheet.java:321) at com.gargoylesoftware.htmlunit. javascript.host.html. HTMLLinkElement.getSheet( HTMLLinkElement.java:130) at com.gargoylesoftware.htmlunit. javascript.host.css. StyleSheetList.item( StyleSheetList.java:151) at com.gargoylesoftware.htmlunit. javascript.host.Window. getComputedStyle(Window.java: 1601) at com.gargoylesoftware.htmlunit. javascript.host.Element. getCurrentStyle(Element.java: 545) at com.gargoylesoftware.htmlunit. html.DomNode.isDisplayed( DomNode.java:712) at com.gargoylesoftware.htmlunit. WebClient$ CurrentWindowTracker. webWindowContentChanged( WebClient.java:1671) at com.gargoylesoftware.htmlunit. WebClient. fireWindowContentChanged( WebClient.java:742) at com.gargoylesoftware.htmlunit. WebClient.loadWebResponseInto( WebClient.java:440) at com.gargoylesoftware.htmlunit. WebClient. loadDownloadedResponses( WebClient.java:2024) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. doProcessPostponedActions( JavaScriptEngine.java:712) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. access$500(JavaScriptEngine. java:92) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine$ HtmlUnitContextAction.run( JavaScriptEngine.java:679) at net.sourceforge.htmlunit. corejs.javascript.Context. call(Context.java:602) at net.sourceforge.htmlunit. corejs.javascript. ContextFactory.call( ContextFactory.java:507) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. callFunction(JavaScriptEngine. java:616) at com.gargoylesoftware.htmlunit. javascript.JavaScriptEngine. callFunction(JavaScriptEngine. java:591) at com.gargoylesoftware.htmlunit. html.HtmlPage. executeJavaScriptFunctionIfPos sible(HtmlPage.java:985) at com.gargoylesoftware.htmlunit. javascript.background. JavaScriptFunctionJob. runJavaScript( JavaScriptFunctionJob.java:53) at com.gargoylesoftware.htmlunit. javascript.background. JavaScriptExecutionJob.run( JavaScriptExecutionJob.java: 102) at com.gargoylesoftware.htmlunit. javascript.background. JavaScriptJobManagerImpl. runSingleJob( JavaScriptJobManagerImpl.java: 328) at com.gargoylesoftware.htmlunit. javascript.background. DefaultJavaScriptExecutor.run( DefaultJavaScriptExecutor. java:162) at java.lang.Thread.run(Unknown Source) Is this cos I have
/*** ***/comment line in css & that is why the HtmlUnit could not parse?Can you fix this issue?
Also, How can we make sure HTMLUnit will work OK in all kind of html code?
Note: I am using htmlunit-2.14
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