Prezados,
Estou precisando criar um combobox no struts 2.
Eu fiz assim:
Minha classe action
public class ControleLogin extends ActionSupport implements SessionAware {
private List<String> cargo;
public String controla(){
cargo = new ArrayList<String>();
cargo.add("Vendedor");
cargo.add("Gerente");
cargo.add("Caixa");
return "sucess";
}
get's e set's...
JSP
<tr><td><s:combobox id="11" name="cargo" list="cargo" headerValue="-- Selecione o cargo --" headerKey="1" label="Cargo"></s:combobox></td></tr>
<tr>
Alguém poderia me explicar como fazer o combo e como recuperar seu valor escolhido pelo usuário?
Valeu!
Dá o erro:
SEVERE: Servlet.service() for servlet jsp threw exception
tag 'combobox', field 'list', id '11', name 'cargo': You must specify a collection/array/map/enumeration/iterator. Example: people or people.{name} - [unknown location]
at org.apache.struts2.components.Component.fieldError(Component.java:231)
at org.apache.struts2.components.Component.findValue(Component.java:293)
at org.apache.struts2.components.ComboBox.findListValue(ComboBox.java:164)
at org.apache.struts2.components.ComboBox.evaluateExtraParams(ComboBox.java:114)
at org.apache.struts2.components.UIBean.evaluateParams(UIBean.java:780)
at org.apache.struts2.components.UIBean.end(UIBean.java:481)
at org.apache.struts2.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:43)
at org.apache.jsp.incluirFuncionario_jsp._jspx_meth_s_005fcombobox_005f0(incluirFuncionario_jsp.java:564)
at org.apache.jsp.incluirFuncionario_jsp._jspx_meth_s_005fform_005f0(incluirFuncionario_jsp.java:258)
at org.apache.jsp.incluirFuncionario_jsp._jspService(incluirFuncionario_jsp.java:130)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:413)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.struts2.dispatcher.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:99)
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:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
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:447)
at java.lang.Thread.run(Unknown Source)