Critical Description
If Tapestry attempts to load a page which contains a form and has a method named getOrg(), it will crash. This appears to be due to the ClientIdPropertyWorker.createProperty()'s enhancement of the page. It contains a static method call to org.apache.tapestry.TapestryUtils.convertTapestryIdToNMToken(), but because the token "org" maps to a valid page property name, it instead attempts to find an apache property on the object returned by getOrg(), which causes the crash because the apache property does not exist.
TapestryBugPage.html
<html jwcid="@Shell" title="Tapestry Bug Test">
<body jwcid="@Body">
<form jwcid="@Form">
If you see this, the bug is fixed.
<input jwcid="@TextField" value="ognl:org" />
</form>
</body>
</html>
TapestryBugPage.page
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE page-specification PUBLIC
"-//Apache Software Foundation//Tapestry Specification 4.0//EN"
"http://jakarta.apache.org/tapestry/dtd/Tapestry_4_0.dtd">
<page-specification class="mshare.web.tapestry.page.TapestryBugPage">
</page-specification>
TapestryBugPage.java
package test;
import org.apache.tapestry.event.PageDetachListener;
import org.apache.tapestry.event.PageEvent;
import org.apache.tapestry.html.BasePage;
public abstract class TapestryBugPage extends BasePage implements PageDetachListener {
private String org;
public String getOrg()
{ return org; }public void setOrg(String org)
{ this.org = org; }public void pageDetached(PageEvent event)
{ org = null; }}
Resulting exception:
org.apache.hivemind.ApplicationRuntimeException: Error at context:/WEB-INF/TapestryBugPage.page, line 6, column 70: Error adding property clientId to class test.TapestryBugPage: Unable to add method java.lang.String getClientId() to class $TapestryBugPage_0: [source error] no such field: apache [context:/WEB-INF/TapestryBugPage.page, line 6, column 70]
at org.apache.hivemind.impl.StrictErrorHandler.error(StrictErrorHandler.java:39)
at org.apache.hivemind.impl.ErrorLogImpl.error(ErrorLogImpl.java:40)
at org.apache.tapestry.enhance.ClientIdPropertyWorker.performEnhancement(ClientIdPropertyWorker.java:54)
at $EnhancementWorker_111fd364d67.performEnhancement($EnhancementWorker_111fd364d67.java)
at $EnhancementWorker_111fd364d66.performEnhancement($EnhancementWorker_111fd364d66.java)
at $EnhancementWorker_111fd364d7a.performEnhancement($EnhancementWorker_111fd364d7a.java)
at $EnhancementWorker_111fd364d4f.performEnhancement($EnhancementWorker_111fd364d4f.java)
at $EnhancementWorker_111fd364d4e.performEnhancement($EnhancementWorker_111fd364d4e.java)
at org.apache.tapestry.services.impl.ComponentConstructorFactoryImpl.getComponentConstructor(ComponentConstructorFactoryImpl.java:103)
at $ComponentConstructorFactory_111fd364d3c.getComponentConstructor($ComponentConstructorFactory_111fd364d3c.java)
at $ComponentConstructorFactory_111fd364d3b.getComponentConstructor($ComponentConstructorFactory_111fd364d3b.java)
at org.apache.tapestry.pageload.PageLoader.instantiatePage(PageLoader.java:564)
at org.apache.tapestry.pageload.PageLoader.loadPage(PageLoader.java:591)
at $IPageLoader_111fd364d35.loadPage($IPageLoader_111fd364d35.java)
at $IPageLoader_111fd364d36.loadPage($IPageLoader_111fd364d36.java)
at org.apache.tapestry.pageload.PageSource.getPage(PageSource.java:119)
at $IPageSource_111fd364c96.getPage($IPageSource_111fd364c96.java)
at $IPageSource_111fd364c95.getPage($IPageSource_111fd364c95.java)
at org.apache.tapestry.engine.RequestCycle.loadPage(RequestCycle.java:248)
at org.apache.tapestry.engine.RequestCycle.getPage(RequestCycle.java:235)
at org.apache.tapestry.engine.RequestCycle.activate(RequestCycle.java:551)
at org.apache.tapestry.engine.PageService.service(PageService.java:66)
at $IEngineService_111fd364d1e.service($IEngineService_111fd364d1e.java)
at org.apache.tapestry.services.impl.EngineServiceInnerProxy.service(EngineServiceInnerProxy.java:77)
at org.apache.tapestry.services.impl.EngineServiceOuterProxy.service(EngineServiceOuterProxy.java:72)
at org.apache.tapestry.engine.AbstractEngine.service(AbstractEngine.java:246)
at org.apache.tapestry.services.impl.InvokeEngineTerminator.service(InvokeEngineTerminator.java:54)
at $WebRequestServicer_111fd364cfc.service($WebRequestServicer_111fd364cfc.java)
at $WebRequestServicer_111fd364cfb.service($WebRequestServicer_111fd364cfb.java)
at org.apache.tapestry.services.impl.DisableCachingFilter.service(DisableCachingFilter.java:54)
at $WebRequestServicerFilter_111fd364cfe.service($WebRequestServicerFilter_111fd364cfe.java)
at $WebRequestServicerFilter_111fd364cfd.service($WebRequestServicerFilter_111fd364cfd.java)
at $WebRequestServicer_111fd364cff.service($WebRequestServicer_111fd364cff.java)
at $WebRequestServicer_111fd364cf8.service($WebRequestServicer_111fd364cf8.java)
at $WebRequestServicer_111fd364cf7.service($WebRequestServicer_111fd364cf7.java)
at org.apache.tapestry.services.impl.WebRequestServicerPipelineBridge.service(WebRequestServicerPipelineBridge.java:61)
at $ServletRequestServicer_111fd364cde.service($ServletRequestServicer_111fd364cde.java)
at $ServletRequestServicer_111fd364cdd.service($ServletRequestServicer_111fd364cdd.java)
at org.apache.tapestry.request.DecodedRequestInjector.service(DecodedRequestInjector.java:55)
at $ServletRequestServicerFilter_111fd364cda.service($ServletRequestServicerFilter_111fd364cda.java)
at $ServletRequestServicerFilter_111fd364cd9.service($ServletRequestServicerFilter_111fd364cd9.java)
at $ServletRequestServicer_111fd364cdf.service($ServletRequestServicer_111fd364cdf.java)
at org.apache.tapestry.multipart.MultipartDecoderFilter.service(MultipartDecoderFilter.java:52)
at $ServletRequestServicerFilter_111fd364cd8.service($ServletRequestServicerFilter_111fd364cd8.java)
at $ServletRequestServicerFilter_111fd364cd7.service($ServletRequestServicerFilter_111fd364cd7.java)
at $ServletRequestServicer_111fd364cdf.service($ServletRequestServicer_111fd364cdf.java)
at org.apache.tapestry.services.impl.SetupRequestEncoding.service(SetupRequestEncoding.java:53)
at $ServletRequestServicerFilter_111fd364cdc.service($ServletRequestServicerFilter_111fd364cdc.java)
at $ServletRequestServicerFilter_111fd364cdb.service($ServletRequestServicerFilter_111fd364cdb.java)
at $ServletRequestServicer_111fd364cdf.service($ServletRequestServicer_111fd364cdf.java)
at $ServletRequestServicer_111fd364cd2.service($ServletRequestServicer_111fd364cd2.java)
at $ServletRequestServicer_111fd364cd1.service($ServletRequestServicer_111fd364cd1.java)
at org.apache.tapestry.ApplicationServlet.doService(ApplicationServlet.java:123)
at org.apache.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:104)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:183)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:595)
Caused by: org.apache.hivemind.ApplicationRuntimeException: Unable to add method java.lang.String getClientId() to class $TapestryBugPage_0: [source error] no such field: apache
at org.apache.hivemind.service.impl.ClassFabImpl.addMethod(ClassFabImpl.java:295)
at org.apache.tapestry.enhance.EnhancementOperationImpl.addMethod(EnhancementOperationImpl.java:397)
at org.apache.tapestry.enhance.ClientIdPropertyWorker.createProperty(ClientIdPropertyWorker.java:99)
at org.apache.tapestry.enhance.ClientIdPropertyWorker.performEnhancement(ClientIdPropertyWorker.java:50)
... 71 more
Caused by: javassist.CannotCompileException: [source error] no such field: apache
at javassist.CtBehavior.setBody(CtBehavior.java:347)
at javassist.CtBehavior.setBody(CtBehavior.java:316)
at org.apache.hivemind.service.impl.ClassFabImpl.addMethod(ClassFabImpl.java:288)
... 74 more
Caused by: compile error: no such field: apache
at javassist.compiler.MemberResolver.lookupField(MemberResolver.java:302)
at javassist.compiler.MemberResolver.lookupFieldByJvmName(MemberResolver.java:288)
at javassist.compiler.TypeChecker.fieldAccess(TypeChecker.java:829)
at javassist.compiler.TypeChecker.atFieldRead(TypeChecker.java:770)
at javassist.compiler.TypeChecker.atExpr(TypeChecker.java:571)
at javassist.compiler.ast.Expr.accept(Expr.java:67)
at javassist.compiler.TypeChecker.fieldAccess(TypeChecker.java:827)
at javassist.compiler.TypeChecker.atFieldRead(TypeChecker.java:770)
at javassist.compiler.TypeChecker.atExpr(TypeChecker.java:571)
at javassist.compiler.ast.Expr.accept(Expr.java:67)
at javassist.compiler.TypeChecker.fieldAccess(TypeChecker.java:827)
at javassist.compiler.TypeChecker.atFieldRead(TypeChecker.java:770)
at javassist.compiler.TypeChecker.atExpr(TypeChecker.java:571)
at javassist.compiler.ast.Expr.accept(Expr.java:67)
at javassist.compiler.TypeChecker.atCallExpr(TypeChecker.java:653)
at javassist.compiler.JvstTypeChecker.atCallExpr(JvstTypeChecker.java:156)
at javassist.compiler.ast.CallExpr.accept(CallExpr.java:45)
at javassist.compiler.JvstTypeChecker.atMethodArgs(JvstTypeChecker.java:220)
at javassist.compiler.TypeChecker.atMethodCallCore(TypeChecker.java:702)
at javassist.compiler.TypeChecker.atCallExpr(TypeChecker.java:681)
at javassist.compiler.JvstTypeChecker.atCallExpr(JvstTypeChecker.java:156)
at javassist.compiler.ast.CallExpr.accept(CallExpr.java:45)
at javassist.compiler.CodeGen.doTypeCheck(CodeGen.java:235)
at javassist.compiler.CodeGen.compileExpr(CodeGen.java:222)
at javassist.compiler.CodeGen.atReturnStmnt2(CodeGen.java:591)
at javassist.compiler.JvstCodeGen.atReturnStmnt(JvstCodeGen.java:424)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:356)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:344)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.CodeGen.atIfStmnt(CodeGen.java:384)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:348)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.CodeGen.atMethodBody(CodeGen.java:285)
at javassist.compiler.Javac.compileBody(Javac.java:212)
at javassist.CtBehavior.setBody(CtBehavior.java:341)
... 76 more