Neha Khandelwal

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since Aug 04, 2010

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Recent posts by Neha Khandelwal

Module 'null' not found

Even I got a similar error. Can anybody please help me out. Ihave done all possible solution which are mentioned above. But still i cant get rid of this error.

Uncaught exception thrown in one of the service methods of the servlet: /WEB-INF/jsp/Customer.jsp. Exception thrown : java.lang.NullPointerException: Module 'null' not found.

struts-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.1//EN" "http://jakarta.apache.org/struts/dtds/struts-config_1_1.dtd">
<struts-config>

<data-sources>
</data-sources>
<form-beans>
<form-bean name="CustomerForm" type="com.yash.purchase.form.CustomerForm">
</form-bean>
<form-bean name="CatalogForm" type="com.yash.purchase.form.CatalogForm">
</form-bean>
</form-beans>

<global-exceptions>
</global-exceptions>

<global-forwards>
<forward name="CustomerForm" path="/customer.do"></forward>
</global-forwards>

<action-mappings>
<action path="/customer" type="com.yash.purchase.action.CustomerAction"
name="CustomerForm"
scope="request"
input="/WEB-INF/jsp/Customer.jsp">
<forward name="catalogpage" path="/WEB-INF/jsp/Catalog.jsp" redirect="false" />
</action>
<action name="CatalogForm"
path="/catalog"
parameter="action"
type="com.yash.purchase.action.CatalogAction"
scope="request">
<forward name="billingpage" path="/WEB-INF/jsp/Billing.jsp" redirect="false" />
</action>
</action-mappings>
<message-resources parameter="com.yash.purchase.resource.ApplicationResources" key="PurchaseOrder" />
</struts-config>

Customer.jsp

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<%@page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%>
<%@taglib uri="http://jakarta.apache.org/struts/tags-html" prefix="html"%>
<%@taglib uri="http://jakarta.apache.org/struts/tags-bean" prefix="bean"%>
<html>
<head>
<title> CUSTOMER FORM </title>
</head>
<body bgcolor="silver" text="maroon">
CUSTOMER FORM............
<html:form action="/catalog" >
<html:errors bundle="PurchaseOrder"/>
dsgfddhfddddddddddddddddddddddddd
<table border="1">
<tr>
<td>
<strong>
<bean:message key="resource.customerId" bundle="PurchaseOrder"/>
</strong>
</td>
<td>
<html:text property="customerId"></html:text>
</td>
</tr>
<tr>
<td>
<strong>
<bean:message key="resource.firstName" bundle="PurchaseOrder"/>
</strong>
</td>
<td>
<html:text property="firstName"></html:text>
</td>
</tr>
<tr>
<td>
<strong>
<bean:message key="resource.lastName" bundle="PurchaseOrder"/>
</strong>
</td>
<td>
<html:text property="lastName"></html:text>
</td>
</tr>
<tr>
<td>
<strong>
<bean:message key="resource.address" bundle="PurchaseOrder"/>
</strong>
</td>
<td>
<html:text property="address"></html:text>
</td>
</tr>
<tr>
<td>
<html:submit value="Submit" property="action"></html:submit>
</td>
<td>
<html:reset value="Reset" ></html:reset>
</td>
</tr>
</table>
</html:form>
</body>
</html>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN"
"http://java.sun.com/j2ee/dtds/web-app_2_2.dtd">
<web-app>
<display-name id="PurchaseOrder" />
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
<init-param>
<param-name>config</param-name>
<param-value>/WEB-INF/struts-config.xml</param-value>
</init-param>
<init-param>
<param-name>debug</param-name>
<param-value>2</param-value>
</init-param>
<init-param>
<param-name>detail</param-name>
<param-value>2</param-value>
</init-param>
<init-param>
<param-name>validate</param-name>
<param-value>true</param-value>
</init-param>
<load-on-startup>2</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>/WEB-INF/jsp/Customer.jsp</welcome-file>
</welcome-file-list>
<taglib>
<taglib-uri>/strutstags</taglib-uri>
<taglib-location>/WEB-INF/strutstag.tld</taglib-location>
</taglib>
</web-app>

Please help me...........from last 5 days i cnnt fix this error... before this error i got Cannt find ActionMapping and ActionForm ...now i got this....

Thanks alotttt ....please reply me ASAP ..

13 years ago

Struts

custom validator and custom tags

hii plzz tell me how to create our own custom validator and custom tag .

in my struts program i have use validation-user.xml and validation-rule.xml
but this validator are not working

the validation which are working in my program are those which are used in form class method name

public ActionErrors validate(ActionMapping mapping, HttpServletRequest request)
{
if (password == null || password.trim().equals(""))
{
errors.add("password", new ActionError("error.password.required"));
}
}

like these validator are working

i want to know why my validator.xml file validation are not working

how i can make Custom Validator and Tag

plzz reply me ....i need help

validator-user.xml

<!DOCTYPE form-validation PUBLIC
"-//Apache Software Foundation//DTD Commons Validator Rules Configuration 1.3.0//EN"
"http://jakarta.apache.org/commons/dtds/validator_1_3_0.dtd">

<form-validation>
<formset>
<form name="UserValidationForm">
<field property="loginid" depends="required,maxlength,minlength,mask" >

<msg name="required" key="error.loginid.required" />
<msg name="maxlength" key="error.loginid.length" />
<msg name="minlength" key="error.loginid.length" />
<msg name="mask" key="error.loginid.invalid" />

<arg name="maxlength" key="${var:minlength}" position="0" resource="false"/>
<arg name="maxlength" key="${var:maxlength}" position="1" resource="false"/>

<arg name="minlength" key="${var:minlength}" position="0" resource="false"/>
<arg name="minlength" key="${var:maxlength}" position="1" resource="false"/>

<arg key="UserValidationForm.loginid"/>

<var>
<var-name>minlength</var-name>
<var-value>3</var-value>
</var>
<var>
<var-name>maxlength</var-name>
<var-value>15</var-value>
</var>

<var>
<var-name>mask</var-name>
<var-value>^[a-zA-Z0-9-_]*$</var-value>
</var>

</field>

<field property="password" depends="required,maxlength,minlength,mask">

<msg name="required" key="error.password.required" />
<msg name="maxlength" key="error.password.length" />
<msg name="minlength" key="error.password.length" />
<msg name="mask" key="error.password.invalid" />

<arg name="maxlength" key="${var:minlength}" position="0" resource="false"/>
<arg name="maxlength" key="${var:maxlength}" position="1" resource="false"/>

<arg name="minlength" key="${var:minlength}" position="0" resource="false"/>
<arg name="minlength" key="${var:maxlength}" position="1" resource="false"/>

<arg key="UserValidationForm.password"/>

<var>
<var-name>minlength</var-name>
<var-value>7</var-value>
</var>
<var>
<var-name>maxlength</var-name>
<var-value>20</var-value>
</var>

<var>
<var-name>mask</var-name>
<var-value>^[a-zA-Z0-9]*$</var-value>
</var>

</field>

<field property="retypepassword" depends="validwhen">

<msg name="validwhen" key="error.retypepassword.notmatch" />

<arg key="UserValidationForm.retypepassword"/>

<var>
<var-name>test</var-name>
<var-value>
(password == *this*)
</var-value>
</var>
</field>

<field property="emailaddress" depends="required,email">

<msg name="required" key="error.emailaddress.required" />
<msg name="email" key="error.emailaddress.invalid" />

<arg key="UserValidationForm.password"/>

</field>

</form>
</formset>
</form-validation>

validation entry in struts-config.xml

<message-resources parameter="com.yashdc.strutsexample.resources.ApplicationResources" key="StrutsExample"/>

<plug-in className="org.apache.struts.validator.ValidatorPlugIn" >
<set-property property="pathnames"
value="/WEB-INF/validator-rules.xml, /WEB-INF/validator-user.xml"/>
</plug-in>

Form Class which contain validate method this validation are running but not the validation-user.xml

public ActionErrors validate(ActionMapping mapping,
HttpServletRequest request) {
ActionErrors errors = new ActionErrors();

if (loginid == null || loginid.trim().equals(""))
{
errors.add("loginid", new ActionError("error.loginid.required"));
}
if (password == null || password.trim().equals(""))
{
errors.add("password", new ActionError("error.password.required"));
}
if (retypepassword == null || retypepassword.trim().equals(""))
{
errors.add("retypepassword", new ActionError("error.retypepassword.required"));
}
}

13 years ago

Struts

How to develop the struts application without IDE?

you know how to deploy ear file in WAS???

13 years ago

Struts

Deploy ear file in WAS using ANT

Hello .........

i m a fresher and my sir give me a task in which i have to deploy a ear file in websphere application server(WAS) using ANT .

plzzzzz help me in dis.....

plzz provide me some example how to deploy it in WAS.....i have search alott on dis topic

Neha

13 years ago

Web Services