I believe what *Chris* has asked is to copy the code from your JSP page i believe you must be using <s:iterator> tag in your JSP page to iterate some list so please copy that code from your JSP and provide here
On Sat, Jan 12, 2013 at 4:16 PM, fusillator <fusilla...@gmail.com> wrote: > Hi Chris, not really sure how to find that code... Anyway this has been my > steps: > $ for lib in /opt/struts-2.3.7/lib/* ; do jar tvf $lib | grep tld && echo > $lib; done > 3349 Wed Aug 10 12:51:32 CEST 2005 META-INF/sitemesh-decorator.**tld > 3013 Sat May 15 11:55:14 CEST 2004 META-INF/sitemesh-page.tld > /opt/struts-2.3.7/lib/**sitemesh-2.4.2.jar > 346038 Tue Nov 06 08:13:06 CET 2012 META-INF/struts-tags.tld > /opt/struts-2.3.7/lib/struts2-**core-2.3.7.jar > 136496 Tue Nov 06 08:24:22 CET 2012 META-INF/struts-dojo-tags.tld > /opt/struts-2.3.7/lib/struts2-**dojo-plugin-2.3.7.jar > 752 Tue Nov 06 08:27:06 CET 2012 META-INF/tags/JsonPlugin.tld > /opt/struts-2.3.7/lib/struts2-**json-plugin-2.3.7.jar > 0 Tue May 13 21:39:54 CEST 2008 META-INF/tld/ > 27808 Tue May 13 21:39:54 CEST 2008 META-INF/tld/tiles-jsp.tld > /opt/struts-2.3.7/lib/tiles-**jsp-2.0.6.jar > > $ jar xvf /opt/struts-2.3.7/lib/struts2-**core-2.3.7.jar > META-INF/struts-tags.tld > \decompresso: META-INF/struts-tags.tld > > $ grep -n "<name>iterator</name>" META-INF/struts-tags.tld > 4881: <name>iterator</name> > > and the tag definition in the tld file is: > > <tag> > <description><![CDATA[Iterate over a iterable value]]></description> > <name>iterator</name> > <tag-class>org.apache.struts2.**views.jsp.IteratorTag</tag-**class> > <body-content>JSP</body-**content> > <!-- here a lot of not interesting attributes--> > </tag> > > $ find src -name IteratorTag.java > src/core/src/main/java/org/**apache/struts2/views/jsp/**IteratorTag.java > > $ cat src/core/src/main/java/org/**apache/struts2/views/jsp/** > IteratorTag.java > /* > * $Id: IteratorTag.java 741179 2009-02-05 16:55:14Z musachy $ > * > * Licensed to the Apache Software Foundation (ASF) under one > * or more contributor license agreements. See the NOTICE file > * distributed with this work for additional information > * regarding copyright ownership. The ASF licenses this file > * to you under the Apache License, Version 2.0 (the > * "License"); you may not use this file except in compliance > * with the License. You may obtain a copy of the License at > * > * > http://www.apache.org/**licenses/LICENSE-2.0<http://www.apache.org/licenses/LICENSE-2.0> > * > * Unless required by applicable law or agreed to in writing, > * software distributed under the License is distributed on an > * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY > * KIND, either express or implied. See the License for the > * specific language governing permissions and limitations > * under the License. > */ > > package org.apache.struts2.views.jsp; > > import javax.servlet.http.**HttpServletRequest; > import javax.servlet.http.**HttpServletResponse; > import javax.servlet.jsp.**JspException; > > import org.apache.struts2.components.**Component; > import org.apache.struts2.components.**IteratorComponent; > > import com.opensymphony.xwork2.util.**ValueStack; > > /** > * @see IteratorComponent > */ > public class IteratorTag extends ContextBeanTag { > > private static final long serialVersionUID = -1827978135193581901L; > > protected String statusAttr; > protected String value; > protected String begin; > protected String end; > protected String step; > > public Component getBean(ValueStack stack, HttpServletRequest req, > HttpServletResponse res) { > return new IteratorComponent(stack); > } > > protected void populateParams() { > super.populateParams(); > > IteratorComponent tag = (IteratorComponent) getComponent(); > tag.setStatus(statusAttr); > tag.setValue(value); > tag.setBegin(begin); > tag.setEnd(end); > tag.setStep(step); > } > > public void setStatus(String status) { > this.statusAttr = status; > } > > public void setValue(String value) { > this.value = value; > } > > public void setBegin(String begin) { > this.begin = begin; > } > > public void setEnd(String end) { > this.end = end; > } > > public void setStep(String step) { > this.step = step; > } > > public int doEndTag() throws JspException { > component = null; > return EVAL_PAGE; > } > > public int doAfterBody() throws JspException { > boolean again = component.end(pageContext.**getOut(), getBody()); > > if (again) { > return EVAL_BODY_AGAIN; > } else { > if (bodyContent != null) { > try { > bodyContent.writeOut(**bodyContent.**getEnclosingWriter()); > } catch (Exception e) { > throw new JspException(e.getMessage()); > } > } > return SKIP_BODY; > } > } > > } > > Thanks a lot for your help. > > > > > > Il 11/01/2013 20:21, Chris Pratt ha scritto: > >> Can you cut and paste your <s:iterator> code into the email so we can see? >> (*Chris*) >> >> >> On Fri, Jan 11, 2013 at 11:12 AM, fusillator <fusilla...@gmail.com> >> wrote: >> >> Hi all, I'm new to struts2/java matters, so be sympathetic please. >>> >>> I've a question about <s:iterator> tag >>> >>> I recently used it to loop on a Iterable collection of type >>> java.util.TreeMap$Values retrieved by the method >>> java.util.TreeMap.values() >>> >>> getting the following cast exception: >>> >>> 2013-01-11 18:45:00,520 DEBUG org.apache.struts.tutorial.** >>> wildcard.service.****PersonService.getPeople:33 [Person [1: Paolino >>> Paperino], Person [2: Paperon De Paperoni], Person [3: Archimede >>> Pitagorica]] >>> 2013-01-11 18:45:00,523 DEBUG org.apache.struts.tutorial.** >>> wildcard.service.****PersonService.getPeople:34 class >>> java.util.TreeMap$Values >>> 2013-01-11 18:45:00,523 DEBUG org.apache.struts.tutorial.** >>> wildcard.service.****PersonService.getPeople:34 class >>> java.util.TreeMap$Values >>> gen 11, 2013 6:45:01 PM org.apache.jasper.compiler.****TldLocationsCache >>> tldScanJar >>> WARNING: Caught an exception while evaluating expression 'people.isEmpty' >>> against value stack >>> java.lang.ClassCastException: java.util.TreeMap$Values cannot be cast to >>> java.util.Set >>> at ognl.SetPropertyAccessor.****getProperty(** >>> SetPropertyAccessor.java:47) >>> at com.opensymphony.xwork2.ognl.****accessor.** >>> XWorkCollectionPropertyAccesso****r.getProperty(** >>> XWorkCollectionPropertyAccesso****r.java:93) >>> at ognl.OgnlRuntime.getProperty(****OgnlRuntime.java:2300) >>> >>> The used variable is reported by log4j. >>> Is there any restriction on the iterator tags? >>> Could someone suggest me a tutorial/howto about ognl/value stack? >>> >>> Best regards >>> >>> >>> >>> ------------------------------****----------------------------** >>> --**--------- >>> To unsubscribe, e-mail: >>> user-unsubscribe@struts.**apac**he.org<http://apache.org> >>> <user-unsubscribe@**struts.apache.org<user-unsubscr...@struts.apache.org> >>> > >>> For additional commands, e-mail: user-h...@struts.apache.org >>> >>> >>> > > ------------------------------**------------------------------**--------- > To unsubscribe, e-mail: > user-unsubscribe@struts.**apache.org<user-unsubscr...@struts.apache.org> > For additional commands, e-mail: user-h...@struts.apache.org > > -- With Regards Umesh Awasthi http://www.travellingrants.com/
