Pessoal estou tentando implantar DisplayTag no sistema que trab atualmente, porém diferente dos testes que rodaram ok, na hora que fui implementar está dando este erro:
java.lang.UnsupportedClassVersionError: org/displaytag/tags/TableTagExtraInfo (Unsupported major.minor version 48.0)
Exception:
<blockquote>java.lang.UnsupportedClassVersionError: org/displaytag/tags/TableTagExtraInfo (Unsupported major.minor version 48.0)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java(Compiled Code))
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java(Compiled Code))
at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:446)
at com.ibm.ws.classloader.CompoundClassLoader.findClass(CompoundClassLoader.java(Compiled Code))
at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java(Compiled Code))
at java.lang.ClassLoader.loadClass(ClassLoader.java(Compiled Code))
at org.apache.jasper.compiler.TagLibraryInfoImpl.createTagInfo(TagLibraryInfoImpl.java:538)
at org.apache.jasper.compiler.TagLibraryInfoImpl.parseTLD(TagLibraryInfoImpl.java:460)
at org.apache.jasper.compiler.TagLibraryInfoImpl.<init>(TagLibraryInfoImpl.java:379)
at org.apache.jasper.compiler.JspParseEventListener.processTaglibDirective(JspParseEventListener.java:1378)
at org.apache.jasper.compiler.JspParseEventListener.handleDirective(JspParseEventListener.java:945)
at org.apache.jasper.compiler.ConfigurableParseEventListener.handleDirective(ConfigurableParseEventListener.java:161)
at org.apache.jasper.compiler.DelegatingListener.handleDirective(DelegatingListener.java:125)
at org.apache.jasper.compiler.Parser$Directive.accept(Parser.java:255)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1155)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1113)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1109)
at org.apache.jasper.compiler.ParserController.parse(ParserController.java:344)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:225)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:129)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.compile(JspServlet.java:1018)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.loadJSP(JspServlet.java:940)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:288)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:318)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.serviceJspFile(JspServlet.java:715)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.service(JspServlet.java:813)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110)
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174)
at com.ibm.ws.webcontainer.servlet.ServicingServletState.service(StrictLifecycleServlet.java:333)
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116)
at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283)
at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42)
at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java:40)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:1059)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:588)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.include(WebAppRequestDispatcher.java:259)
at com.brq.commonxp.web.taglib.InsertTag.doEndTag(InsertTag.java:101)
at org.apache.jsp._template._jspService(template.jsp :16)
at com.ibm.ws.webcontainer.jsp.runtime.HttpJspBase.service(HttpJspBase.java:89)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:365)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.serviceJspFile(JspServlet.java:715)
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.service(JspServlet.java:813)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110)
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174)
at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313)
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116)
at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283)
at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42)
at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java:40)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:1059)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:588)
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:206)
O Fato é que eu fiz assim no jsp:
<tr>
<td>
<UL>
<display:table name="lista" id="c" export="true" pagesize="6">
<display:column property="STATUS"/>
</display:table>
</UL>
</td>
</tr>

Quase certeza que tem a ver com a versão do Java que aqui é mto velha e acho q o displaytag nao suporta…
