Passar valor para taglib[RESOLVIDO]

2 respostas
U

ola pessoal,

meu código:

<%
	String total = "10";
	String index = "1";
	
	if (request.getParameter("index") != null) {
		index =(String)request.getParameter("index");
	}
%>
<%@ taglib uri="page" prefix="p" %>
<p:Paginator action="index.jsp" name="page" total="<%=total%>" index="1">
</p:Paginator>

quando o executo o jsp, tenho a seguinte mensagem de erro:

type Exception report

message 

description The server encountered an internal error () that prevented it from fulfilling this request.

exception 

org.apache.jasper.JasperException: Unable to compile class for JSP
	at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:432)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:142)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:240)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:187)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:809)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:198)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:144)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:138)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2459)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:132)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:593)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:593)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:126)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152)
	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:619)


root cause 

java.lang.NumberFormatException: For input string: "<%=total%>"
	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48)
	at java.lang.Integer.parseInt(Integer.java:447)
	at java.lang.Integer.valueOf(Integer.java:553)
	at org.apache.jasper.compiler.Generator$GenerateVisitor.convertString(Generator.java:1799)
	at org.apache.jasper.compiler.Generator$GenerateVisitor.generateSetters(Generator.java:1736)
	at org.apache.jasper.compiler.Generator$GenerateVisitor.generateCustomStart(Generator.java:1315)
	at org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1137)
	at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:659)
	at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:999)
	at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:1041)
	at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:1047)
	at org.apache.jasper.compiler.Node$Root.accept(Node.java:186)
	at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:999)
	at org.apache.jasper.compiler.Generator.generate(Generator.java:1894)
	at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:203)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:355)
	at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:427)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:142)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:240)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:187)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:809)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:198)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:144)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:138)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2459)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:132)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:593)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:593)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:126)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:595)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:432)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:954)
	at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152)
	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:619)



--------------------------------------------------------------------------------

eu não posso mandar valores para minha tag lib desta maneira ?

2 Respostas

R

olá,

não conheço essa taglib, mas talvez o atributo “total” dela não aceite valores definidos em tempo de execução…

para se certificar, verifique dentro do arquivo .tld se o valor da tag para o seu atributo é true ou false…

se for false, então você nao pode colocar variaveis dinamicas (como vc esta tentando fazer), apenas literais e constantes… se for true, entao nao sei te informar qual é o erro hehehe

[]'s

U

essa taglib é minha… to tentando fazer uma paginação meio estranha afinal… as taglib que encontrei na web não se “adaptam” ao sistema q trabalho.

sua dica funcionou, valeu.

Criado 29 de maio de 2007
Ultima resposta 29 de mai. de 2007
Respostas 2
Participantes 2