Custom validator - ClassNotFoundException
oneworld95 Jun 12, 2009 7:26 PMI'm trying to create a custom validator for a Seam app, but it keeps throwing an exception saying:
javax.faces.FacesException: org.unctv.metaform.session.EmailValidator at com.sun.faces.application.ApplicationImpl.newThing(ApplicationImpl.java:1031) at com.sun.faces.application.ApplicationImpl.createValidator(ApplicationImpl.java:952) at org.jboss.seam.jsf.SeamApplication.createValidator(SeamApplication.java:207) at com.sun.facelets.tag.jsf.core.ValidateDelegateHandler.createValidator(ValidateDelegateHandler.java:51) at com.sun.facelets.tag.jsf.ValidateHandler.apply(ValidateHandler.java:90) at com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314) at com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169) at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) at com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314) at com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169) at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) at com.sun.facelets.tag.ui.DefineHandler.applyDefinition(DefineHandler.java:64) at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:131) at com.sun.facelets.impl.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:337) at com.sun.facelets.impl.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:307) at com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68) at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) at com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314) at com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169) at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) at com.sun.facelets.tag.jsf.core.ViewHandler.apply(ViewHandler.java:109) at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49) at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25) at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248) at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294) at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273) at com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:140) at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113) at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49) at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25) at com.sun.facelets.impl.DefaultFacelet.apply(DefaultFacelet.java:95) at com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:524) at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:567) at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100) at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:109) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) at org.jboss.seam.web.IdentityFilter.doFilter(IdentityFilter.java:40) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:90) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178) at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290) at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:390) at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:517) at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:56) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.HotDeployFilter.doFilter(HotDeployFilter.java:53) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.ClassNotFoundException: org.unctv.metaform.session.EmailValidator at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at com.sun.faces.util.Util.loadClass(Util.java:223) at com.sun.faces.application.ApplicationImpl.newThing(ApplicationImpl.java:1025) ... 80 more
The validator's code is this:
package org.unctv.metaform.session; import java.util.regex.Matcher; import java.util.regex.Pattern; import javax.faces.application.FacesMessage; import javax.faces.component.UIComponent; import javax.faces.context.FacesContext; import javax.faces.validator.Validator; import javax.faces.validator.ValidatorException; public class EmailValidator implements Validator{ public EmailValidator(){} public void validate(FacesContext context, UIComponent component, Object obj) throws ValidatorException { // TODO Auto-generated method stub String enteredEmail = (String)obj; //Set the email pattern string Pattern p = Pattern.compile(".+@.+\\.[a-z]+"); //Match the given string with the pattern Matcher m = p.matcher(enteredEmail); //Check whether match is found boolean matchFound = m.matches(); if (!matchFound) { FacesMessage message = new FacesMessage(); message.setDetail("Email not valid"); message.setSummary("Email not valid"); message.setSeverity(FacesMessage.SEVERITY_ERROR); throw new ValidatorException(message); } } }
The faces-config file has this:
<validator> <validator-id>EmailValidator</validator-id> <validator-class>org.unctv.metaform.session.EmailValidator</validator-class> </validator>
The xhtml page has this:
<h:inputText id="txtEmail" value="#{asset.email}" validatorMessage="Email is not valid." required="true"> <f:validator validatorId="EmailValidator"/> </h:inputText>
What am I doing wrong?