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Former Member
Nov 04, 2005 at 08:02 AM

Error in HTMLB program..Please help..Urgent

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Hello,

I have just started to learn HTMLB. Am trying this simple program shich would just display the fields entered/selected by user.

Am getting an error as " Error occurs during the rendering of jsp component".

On checking the error code, it said:

"Exception ID:12:58_04/11/05_0139_9994750

[EXCEPTION]

#1#<b>com.sapportals.portal.prt.component.PortalComponentException: Error in service call of Resource.</b>

Component : pcd:portal_content/Uday/Self_Study/DisplaySelection_Sample2

Component class : com.sap.sample.UserInfoDynPage

at com.sapportals.portal.prt.core.PortalRequestManager.handlePortalComponentException(PortalRequestManager.java:969)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:444)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:527)

at com.sapportals.portal.prt.component.AbstractComponentResponse.include(AbstractComponentResponse.java:89)

at com.sapportals.portal.prt.component.PortalComponentResponse.include(PortalComponentResponse.java:232)

at com.sapportals.portal.htmlb.page.JSPDynPage.doOutput(JSPDynPage.java:76)

at com.sapportals.htmlb.page.PageProcessor.handleRequest(PageProcessor.java:129)

at com.sapportals.portal.htmlb.page.PageProcessorComponent.doContent(PageProcessorComponent.java:134)

at com.sapportals.portal.prt.component.AbstractPortalComponent.serviceDeprecated(AbstractPortalComponent.java:209)

at com.sapportals.portal.prt.component.AbstractPortalComponent.service(AbstractPortalComponent.java:114)

at com.sapportals.portal.prt.core.PortalRequestManager.callPortalComponent(PortalRequestManager.java:328)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:136)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:189)

at com.sapportals.portal.prt.component.PortalComponentResponse.include(PortalComponentResponse.java:215)

at com.sapportals.portal.prt.pom.PortalNode.service(PortalNode.java:646)

at com.sapportals.portal.prt.core.PortalRequestManager.callPortalComponent(PortalRequestManager.java:328)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:136)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:189)

at com.sapportals.portal.prt.core.PortalRequestManager.runRequestCycle(PortalRequestManager.java:753)

at com.sapportals.portal.prt.connection.ServletConnection.handleRequest(ServletConnection.java:240)

at com.sapportals.portal.prt.dispatcher.Dispatcher$doService.run(Dispatcher.java:522)

at java.security.AccessController.doPrivileged(Native Method)

at com.sapportals.portal.prt.dispatcher.Dispatcher.service(Dispatcher.java:405)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

at com.sap.engine.services.servlets_jsp.server.servlet.InvokerServlet.service(InvokerServlet.java:154)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:392)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:266)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:345)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:323)

at com.sap.engine.services.httpserver.server.RequestAnalizer.invokeWebContainer(RequestAnalizer.java:865)

at com.sap.engine.services.httpserver.server.RequestAnalizer.handle(RequestAnalizer.java:240)

at com.sap.engine.services.httpserver.server.Client.handle(Client.java:92)

at com.sap.engine.services.httpserver.server.Processor.request(Processor.java:148)

at com.sap.engine.core.service630.context.cluster.session.ApplicationSessionMessageListener.process(ApplicationSessionMessageListener.java:37)

at com.sap.engine.core.cluster.impl6.session.UnorderedChannel$MessageRunner.run(UnorderedChannel.java:71)

at com.sap.engine.core.thread.impl3.ActionObject.run(ActionObject.java:37)

at java.security.AccessController.doPrivileged(Native Method)

at com.sap.engine.core.thread.impl3.SingleThread.execute(SingleThread.java:95)

at com.sap.engine.core.thread.impl3.SingleThread.run(SingleThread.java:159)

Caused by: com.sapportals.portal.prt.component.PortalComponentException: Error occurs during the compilation of java generated from the jsp

at com.sapportals.portal.prt.core.broker.JSPComponentItem.getComponentInstance(JSPComponentItem.java:109)

at com.sapportals.portal.prt.core.broker.PortalComponentItemFacade.service(PortalComponentItemFacade.java:355)

at com.sapportals.portal.prt.core.broker.PortalComponentItem.service(PortalComponentItem.java:934)

at com.sapportals.portal.prt.core.PortalRequestManager.dispatchRequest(PortalRequestManager.java:435)

... 38 more

Caused by: com.sapportals.portal.prt.servlets_jsp.server.compiler.CompilingException: <b>Error occurs during the rendering of jsp component</b>

at com.sapportals.portal.prt.servlets_jsp.server.jsp.JSPParser.parse(JSPParser.java:2189)

at com.sapportals.portal.prt.servlets_jsp.server.jsp.JSPCompiler.compile(JSPCompiler.java:81)

at com.sapportals.portal.prt.servlets_jsp.server.jsp.JSPCompiler.run(JSPCompiler.java:140)

at com.sapportals.portal.prt.core.broker.JSPComponentItem.compileJSP(JSPComponentItem.java:279)

at com.sapportals.portal.prt.core.broker.JSPComponentItem.getComponentInstance(JSPComponentItem.java:129)

... 41 more

<b>CODE:</b>

<u>UserInfoDynPage.java</u>

package com.sap.sample;

import com.sap.sample.bean.*;

import com.sapportals.htmlb.*;

import com.sapportals.htmlb.enum.*;

import com.sapportals.htmlb.event.*;

import com.sapportals.htmlb.page.*;

import com.sapportals.portal.htmlb.page.*;

import com.sapportals.portal.prt.component.*;

import com.sapportals.htmlb.InputField;

import com.sapportals.htmlb.DropdownListBox;

public class UserInfoDynPage extends PageProcessorComponent

{ public DynPage getPage()

{ return new UserInfoDynPageDynPage();

}

public static class UserInfoDynPageDynPage extends JSPDynPage

{ //private UserInfoBean UserInfoBean = null;

private String searchString, searchType;

private int STATE;

private final static int STATE_GETSEARCH=1;

private final static int STATE_DISPLAYRESULTS = 2;

private final static int STATE_ERROR = -1;

public UserInfoBean userInfoBean;

public void doInitialization()

{ STATE=STATE_GETSEARCH;

}

public void doProcessAfterInput() throws PageException

{ Component c = getComponentByName("search");

if(c instanceof InputField)

searchString = ((InputField) c).getString().toString();

c=getComponentByName("searchType");

if(c instanceof DropdownListBox)

searchType = ((DropdownListBox)c).getSelection();

}

public void doProcessBeforeOutput() throws PageException

{ switch(STATE)

{ case STATE_GETSEARCH : { this.setJspName("UserInfo.jsp");

break;

}

case STATE_DISPLAYRESULTS : { saveContext();

this.setJspName("DisplayUserInfo.jsp");

break;

}

default : this.setJspName("UserInfo.jsp");

}

}

public void onSearchPressed(Event e)

{ STATE = STATE_DISPLAYRESULTS;

}

private void saveContext()

{ IPortalComponentRequest request = (IPortalComponentRequest) this.getRequest();

if(searchString !=null)

request.putValue("sKey", searchString);

if(searchType !=null)

request.putValue("sType",searchType);

}

}

}

-


<u>UserInfoBean.java</u>

package com.sap.sample.bean;

import java.io.Serializable;

public class UserInfoBean implements Serializable

{ private String searchKey, searchType;

public String getSearchKey()

{ return searchKey;

}

public String getSearchType()

{ return searchType;

}

public void setSearchKey(String searchKey)

{ this.searchKey = searchKey;

}

public void setSearchType(String searchType)

{ this.searchType = searchType;

}

}

-


<u>UserInfo.jsp</u>

<%@ taglib uri="tagLib" prefix="hbj" %>

<jsp:useBean id="userInfoBean" type="request" class="com.sap.sample.bean.UserInfoBean" />

<hbj:content id="myContext" >

<hbj:page title="UserInfo Page">

<hbj:form id="myFormId" >

<hbj:textView id="title"

text="Search Screen"

design="HEADER2"

/>

<table>

<tr>

<td>

<hbj:label id="lb_Search"

text="Search For"

labelFor="search"

/>

</td>

<td>

<hbj:inputField id="search"

type="string"

maxlength="25"

/>

</td>

</tr>

<tr>

<td>

<hbj:label id="lb_SearchType"

text="Search Type"

labelFor="searchType"

/>

</td>

<td>

<hbj:dropdownListBox id="SearchType" tooltip="UME Object to search for" disabled="false">

<hbj:listBoxItem key="user" value="User" />

<hbj:listBoxItem key="group" value="Group" />

<hbj:listBoxItem key="role" value="Role" />

</hbj:dropdownListBox>

</td>

</tr>

</table>

<br>

<hbj:button id="submit" text="Search!" tooltip="Click me to search" disabled="false" design="emphasized" onClick="SearchPressed" />

<br>

<br>

</hbj:form>

</hbj:page>

</hbj:content>

-


DisplayUserInfo.jsp

<%@ taglib uri="tagLib" prefix="hbj" %>

<jsp:useBean id="userInfoBean" type="request" class="com.sap.sample.bean.UserInfoBean" />

<% String sKey = (String) componentRequest.getValue("sKey");

String sType = (String)componentRequest.getValue("sType");

%>

<hbj:content id="myContext" >

<hbj:page title="UserInfo Page">

<hbj:form id="myFormId" >

<hbj:textView id="title"

text="Display Results"

design="HEADER2"

/>

<table>

<tr>

<td>

<hbj:label id="lb_Search"

text="Search Results"

labelFor="search"

/>

</td>

<td>

<hbj:textView id="search "

text="<%=sKey%>"

design="emphasized"

/>

</td>

</tr>

<tr>

<td>

<hbj:label id="lb_SearchType"

text="Search Type"

labelFor="searchType"

/>

</td>

<td>

<hbj:textView id="search "

text="<%=sType%>"

design="emphasized"

/>

</tr>

</table>

<br>

<br>

</hbj:form>

</hbj:page>

</hbj:content>

-


<u> portalapp.xml</u>

<?xml version="1.0" encoding="utf-8"?>

<application>

<application-config>

<property name="PrivateSharingReference" value="com.sap.portal.htmlb"/>

</application-config>

<components>

<component name="UserInfoDynPage">

<component-config>

<property name="ClassName" value="com.sap.sample.UserInfoDynPage"/>

<property name="JSP" value="pagelet/UserInfo.jsp"/>

</component-config>

<component-profile>

<property name="tagLib" value="/SERVICE/htmlb/taglib/htmlb.tld"/>

</component-profile>

</component>

</components>

<services/>

</application>

-


Please help.

Awaiting Reply.

Thanks,

Uday

Message was edited by: Uday Hardikar