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2 Replies Latest reply: Nov 29, 2012 5:10 AM by adf009 RSS

Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to

adf009 Explorer
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hi am trying to get value through iterator,and pass that value to a method,which got string and map value how can i do the casting as i what both value to stay as string and the othe method as map
public class Details {
 private String name;
       public Details() {
        super();
}
    public void setName(String name) {
        this.name = name;
    }

    public String getName() {
        return name;
    }
    public String GetNextStopPayment(){
    DCIteratorBinding it3 = ADFUtils.findIterator("addmemberBeanIterator");
    String users = null;
    OIDOperations resu = new OIDOperations();
   
        
    for(Row r : it3.getAllRowsInRange()){
        Map usr = (Map)r.getAttribute("name");  
        resu.assignRoleToUsers(name,usr );   
    System.out.println("testusr2 "+ usr);
    System.out.println("roleusr1 " + name);
    }
}

public class OIDOperations {
    public OIDOperations() {
        super();
    }
 public Set assignRoleToUsers(String roleName,Map users){

    //searchcode is hear i just what to show how method is define
}
}
the log error is
Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Map
     at Details.GetNextStopPayment(OrgDetails.java:467)
     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
     at java.lang.reflect.Method.invoke(Method.java:597)
     at com.sun.el.parser.AstValue.invoke(Unknown Source)
     at com.sun.el.MethodExpressionImpl.invoke(Unknown Source)
     at org.apache.myfaces.trinidad.component.MethodExpressionMethodBinding.invoke(MethodExpressionMethodBinding.java:46)
     ... 53 more
<XmlErrorHandler> <handleError> ADF_FACES-60096:Server Exception during PPR, #1
javax.servlet.ServletException: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Map
     at javax.faces.webapp.FacesServlet.service(FacesServlet.java:277)
     at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
     at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
     at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:300)
     at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:205)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:106)
     at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
     at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)
     at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
     at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:271)
     at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:177)
     at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:179)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:119)
     at java.security.AccessController.doPrivileged(Native Method)
     at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:315)
     at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:442)
     at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:103)
     at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:171)
     at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:139)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
     at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
     at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3715)
     at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3681)
     at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
     at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
     at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2277)
     at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2183)
     at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1454)
     at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209)
     at weblogic.work.ExecuteThread.run(ExecuteThread.java:178)
Caused by: javax.faces.el.EvaluationException: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Map
     at org.apache.myfaces.trinidad.component.MethodExpressionMethodBinding.invoke(MethodExpressionMethodBinding.java:51)
     at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102)
     at org.apache.myfaces.trinidad.component.UIXCommand.broadcast(UIXCommand.java:190)
     at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(ContextSwitchingComponent.java:92)
     at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
     at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
     at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:102)
     at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent$1.run(ContextSwitchingComponent.java:92)
     at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent._processPhase(ContextSwitchingComponent.java:361)
     at oracle.adf.view.rich.component.fragment.ContextSwitchingComponent.broadcast(ContextSwitchingComponent.java:96)
     at oracle.adf.view.rich.component.fragment.UIXInclude.broadcast(UIXInclude.java:96)
     at oracle.adf.view.rich.component.fragment.UIXRegion.broadcast(UIXRegion.java:148)
     at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.broadcastEvents(LifecycleImpl.java:1018)
     at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:386)
     at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:194)
     at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
     ... 38 more
Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Map
     at Details.GetNextStopPayment(OrgDetails.java:467)
     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
     at java.lang.reflect.Method.invoke(Method.java:597)
     at com.sun.el.parser.AstValue.invoke(Unknown Source)
     at com.sun.el.MethodExpressionImpl.invoke(Unknown Source)
     at org.apache.myfaces.trinidad.component.MethodExpressionMethodBinding.invoke(MethodExpressionMethodBinding.java:46)
     ... 53 more
the error is in this line
Map usr = (Map)r.getAttribute("name");
am in jdeveloper 11.1.1.6.0

Edited by: adf0994 on 2012/11/29 10:27 AM

Edited by: adf0994 on 2012/11/29 10:29 AM

Edited by: adf0994 on 2012/11/29 10:29 AM

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