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https://issues.apache.org/jira/browse/WW-3663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13828908#comment-13828908
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Martin Gainty commented on WW-3663:
-----------------------------------

appears that Tomcat JSPC (Jasper compiler) sometimes generates incorrect 
jspx_dependants.put statement e.g.

static {
> _jspx_dependants = new java.util.HashMap<java.lang.String,java.lang.Long>(1);
> _jspx_dependants.put("file:/somepath/pc_web_war_exploded/WEB-INF/classes/META-INF/
>  myTaglib.tld ", Long.valueOf(-1L));
> }
1)index of -1 is considered invalid
2)the string should be relative path to web app e.g.
/WEB-INF/classes/META-INF/myTaglib.tld

this is a bug in TC 7 JSPC compiler jsp->java generation tool

> Not able to port Struts 2 application to Tomcat 7 
> --------------------------------------------------
>
>                 Key: WW-3663
>                 URL: https://issues.apache.org/jira/browse/WW-3663
>             Project: Struts 2
>          Issue Type: Bug
>          Components: Other
>    Affects Versions: 2.2.3
>         Environment: Windows, AIX
>            Reporter: Krishna Kumar C
>            Assignee: Lukasz Lenart
>            Priority: Blocker
>
> Hello,
> We are unable to port the existing Struts 2 application from Tomcat 6 to 
> Tomcat 7.
> regards
> krishna
> java.lang.ClassNotFoundException: org.apache.AnnotationProcessor
>       at 
> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1676)
>       at 
> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1521)
>       at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>       at java.lang.Class.getDeclaredFields0(Native Method)
>       at java.lang.Class.privateGetDeclaredFields(Class.java:2291)
>       at java.lang.Class.getDeclaredFields(Class.java:1743)
>       at 
> org.apache.catalina.core.DefaultInstanceManager.processAnnotations(DefaultInstanceManager.java:291)
>       at 
> org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:137)
>       at 
> org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:119)
>       at 
> org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1073)
>       at 
> org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:824)
>       at 
> org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:657)
>       at 
> org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:471)
>       at 
> org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:402)
>       at 
> org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:329)
>       at 
> org.apache.tiles.servlet.context.ServletTilesRequestContext.forward(ServletTilesRequestContext.java:198)
>       at 
> org.apache.tiles.servlet.context.ServletTilesRequestContext.dispatch(ServletTilesRequestContext.java:185)
>       at 
> org.apache.tiles.context.TilesRequestContextWrapper.dispatch(TilesRequestContextWrapper.java:72)
>       at 
> org.apache.struts2.tiles.StrutsTilesRequestContext.dispatch(StrutsTilesRequestContext.java:86)
>       at 
> org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:417)
>       at 
> org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:368)
>       at 
> org.apache.struts2.views.tiles.TilesResult.doExecute(TilesResult.java:104)
>       at 
> org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:178)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:348)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
>       at 
> com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:221)
>       at 
> com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:86)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:224)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:223)
>       at 
> com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:221)
>       at 
> org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:44)
>       at 
> com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:86)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:224)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:223)
>       at 
> com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
>       at 
> com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:221)
>       at 
> com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:123)



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