You're right Dave, somehow I replied to the wrong email. Looking over the code now. (*Chris*)
On Sat, Jan 12, 2013 at 1:08 PM, Dave Newton <davelnew...@gmail.com> wrote: > (Isn't it around where the iterator tag is in that source? I thought > that *was* the OP's code this second barf of source.) > > Dave > > > On Sat, Jan 12, 2013 at 4:04 PM, Chris Pratt <thechrispr...@gmail.com> > wrote: > > You said in your original post that you used the <s:iterator> tag, > > correct? Can I see how you used it? > > (*Chris*) > > > > > > On Sat, Jan 12, 2013 at 3:06 AM, fusillator <fusilla...@gmail.com> > wrote: > > > >> Sorry for my misunderstanding, I changed the code of the wiki tutorial > >> about wildcard > >> > >> These is the view: > >> > >> <%@ page language="java" contentType="text/html; charset=UTF-8" > >> pageEncoding="UTF-8"%> > >> <%@ taglib prefix="s" uri="/struts-tags" %> > >> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " > >> http://www.w3.org/TR/xhtml1/**DTD/xhtml1-transitional.dtd< > http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd> > >> "> > >> <html xmlns="http://www.w3.org/1999/**xhtml < > http://www.w3.org/1999/xhtml> > >> "> > >> <head> > >> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> > >> <title>List of people</title> > >> </head> > >> <body> > >> <h3>List of persons:</h3> > >> <s:if test="people.isEmpty"> > >> <ol> > >> <s:iterator value="people"> > >> <li> > >> <s:property value="firstName" /> <s:property value="lastName" /> > >> <s:url action="removePerson" var="urlremove"><s:param name="code" > >> value="id" /></s:url> > >> <s:url action="editPerson" var="urledit"><s:param name="code" value="id" > >> /></s:url> > >> <s:a href="%{urledit}">Edit</s:a> > >> <s:a href="%{urlremove}">Remove</s:**a> > >> </li> > >> </s:iterator> > >> </ol> > >> </s:if> > >> <s:else> > >> No person inserted > >> </s:else> > >> <s:url action="editPerson" var="urlnew" /> > >> <s:a href="%{urlnew}">Insert a new person</s:a> > >> </body> > >> </html> > >> > >> and this is the action class: > >> > >> package org.apache.struts.tutorial.**wildcard.action; > >> > >> import java.util.Collection; > >> //import java.util.List; > >> import org.apache.struts.tutorial.**wildcard.service.**PersonService; > >> import org.apache.struts.tutorial.**wildcard.model.Person; > >> import org.apache.log4j.Logger; > >> import com.opensymphony.xwork2.**ActionSupport; > >> > >> public class PersonAction extends ActionSupport { > >> > >> private static final long serialVersionUID = 1L; > >> > >> private static final Logger logger = > Logger.getLogger(PersonAction.** > >> class.getName()); > >> > >> private Collection<Person> people=PersonService.**getPeople(); > >> private int code=-1; //parametro passato da view > >> private Person personBean; > >> private PersonService personService=new PersonService(); > >> > >> @Override > >> public String execute(){ > >> return SUCCESS; > >> } > >> > >> public String edit(){ > >> setPersonBean(personService.**getPerson(code)); > >> return INPUT; > >> } > >> > >> public String save(){ > >> personService.savePerson(**getPersonBean()); > >> return SUCCESS; > >> } > >> > >> public String remove(){ > >> personService.removePerson(**code); > >> return SUCCESS; > >> } > >> > >> public Collection<Person> getPeople() { > >> return people; > >> } > >> > >> public void setPeople(Collection<Person> people) { > >> this.people = people; > >> } > >> > >> public int getCode() { > >> return code; > >> } > >> > >> public void setCode(int code) { > >> this.code = code; > >> } > >> > >> public Person getPersonBean() { > >> return personBean; > >> } > >> > >> public void setPersonBean(Person personBean) { > >> this.personBean = personBean; > >> } > >> > >> } > >> > >> and my modified PersonService class: > >> > >> package org.apache.struts.tutorial.**wildcard.service; > >> > >> //import java.util.ArrayList; > >> import java.util.Collection; > >> //import java.util.List; > >> import java.util.SortedMap; > >> import java.util.TreeMap; > >> > >> import org.apache.log4j.Logger; > >> import org.apache.struts.tutorial.**wildcard.model.Person; > >> > >> public class PersonService { > >> > >> private static final Logger logger = Logger.getLogger(** > >> PersonService.class.getName())**; > >> > >> //static private List<Person> peopleList=new ArrayList<Person>(); > >> static private SortedMap<Integer,Person> people=new > >> TreeMap<Integer,Person>(); > >> static { > >> people.put(new Integer(1), new > Person(1,"Paolino","Paperino")**); > >> people.put(new Integer(2), new Person(2,"Paperon","De > Paperoni")); > >> people.put(new Integer(3), new Person(3,"Archimede","** > >> Pitagorica")); > >> //generateList(); > >> } > >> /* > >> static void generateList(){ > >> peopleList.clear(); > >> for (Integer i : people.keySet()){ > >> peopleList.add(people.get(i)); > >> } > >> } > >> */ > >> static public Collection<Person> getPeople(){ > >> logger.debug(people.values()); > >> logger.debug(people.values().**getClass().toString()); > >> return people.values(); > >> } > >> > >> public Person getPerson(int code){ > >> if (code<0) > >> return new Person(-1,"",""); > >> else > >> return people.get(new Integer(code)); > >> } > >> > >> public void savePerson(Person person){ > >> logger.debug(person); > >> if (person.getId()>=0){ > >> people.put(new Integer(person.getId()),**person); > >> } else { > >> int id = people.isEmpty() ? 1 : > people.lastKey().intValue()+1; > >> person.setId(id); > >> people.put(new Integer(id),person); > >> } > >> //generateList(); > >> } > >> > >> public void removePerson(int code){ > >> people.remove(new Integer(code)); > >> //generateList(); > >> } > >> > >> } > >> > >> > >> The mapping definitions are: > >> > >> <action name="*Person" class="org.apache.struts.** > >> tutorial.wildcard.action.**PersonAction" method="{1}"> > >> <result name="success">/view.jsp</**result> > >> <result name="input">/input.jsp</**result> > >> </action> > >> > >> The model Person is a pojo with 3 attributes: firstName, lastName, id > >> > >> thanks for the support > >> > >> Il 12/01/2013 11:50, Umesh Awasthi ha scritto: > >> > >> 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> > >>>> <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 <http://struts.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.**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 > >> > >> > > > > -- > e: davelnew...@gmail.com > m: 908-380-8699 > s: davelnewton_skype > t: @dave_newton > b: Bucky Bits > g: davelnewton > so: Dave Newton > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@struts.apache.org > For additional commands, e-mail: user-h...@struts.apache.org > >
