[jboss-jira] [JBoss JIRA] Commented: (JBAS-4854) Duplicate Content-Type charset attribute causes exception

Duplicate Content-Type charset attribute causes exception --------------------------------------------------------- Key: JBAS-4854 URL: http://jira.jboss.com/jira/browse/JBAS-4854 Project: JBoss Application Server Issue Type: Bug Security Level: Public(Everyone can see) Components: Web (Tomcat) service Affects Versions: JBossAS-4.2.1.GA, JBossAS-4.2.2.GA Environment: Windows XP, JBOSS AS 4.2.1.GA Reporter: Joni Niemi Assigned To: Remy Maucherat New maemo Mozilla browser has a "feature" which sends duplicate charset parameter in the POST Content-type header. This causes following exception: java.io.UnsupportedEncodingException: UTF-8;charset=UTF-8 at java.lang.StringCoding.decode(StringCoding.java:170) at java.lang.String.<init>(String.java:444) at java.lang.String.<init>(String.java:516) at org.apache.catalina.connector.Request.setCharacterEncoding(Request.java:1469) at org.apache.catalina.connector.RequestFacade.setCharacterEncoding(RequestFacade.java:307) at com.sun.faces.context.ExternalContextImpl.setRequestCharacterEncoding(ExternalContextImpl.java:167) at javax.faces.application.ViewHandler.initView(ViewHandler.java:259) at org.ajax4jsf.application.ViewHandlerWrapper.initView(ViewHandlerWrapper.java:138) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:208) at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:244) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141) at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at com.jamonapi.http.JAMonTomcatValve.invoke(JAMonTomcatValve.java:72) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) at org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:419) at org.apache.coyote.ajp.AjpAprProtocol$AjpConnectionHandler.process(AjpAprProtocol.java:393) at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1513) at java.lang.Thread.run(Thread.java:619) The erraneous* Content-Type header causing this is "Content-Type: application/x-www-form-urlencoded; charset=UTF-8;charset=UTF-8" ("User-agent: Mozilla/5.0 (X11; U; Linux armv6l; en-GB; rv:1.9a6pre) Gecko/20070810 Firefox/3.0a1 Tablet browser 0.1.16 RX-34_2007SE_4.2007.38-2") Windows version of Mozilla causes no problems: "Content-Type: application/x-www-form-urlencoded; charset=UTF-8" (User-agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; fi; rv:1.8.1.7) Gecko/20070914 Firefox/2.0.0" * I don't think RFC2616 strictly speakings prohibits duplicate attributes. This seems to be Catalina issue, but I don't know which version JBOSS AS 4.2.1.GA is using, so I'm submitting this here.