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sonia selvam

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Recent posts by sonia selvam

generate a random number for certain number of groups when list of input keys a re given

please help and give the code for randmization technique


all help welcome


thankx in advance
12 years ago
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:673)
org.apache.jsp.employeelist_jsp._jspService(employeelist_jsp.java:182)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:133)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:311)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:285)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:232)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1069)
org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:455)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:279)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:507)
javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:543)
org.apache.jsp.index_jsp._jspService(index_jsp.java:44)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:133)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:311)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:285)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:232)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
12 years ago
HTTP Status 503 - Servlet action is currently unavailable

--------------------------------------------------------------------------------

type Status report

message Servlet action is currently unavailable

description The requested service (Servlet action is currently unavailable) is not currently available.


--------------------------------------------------------------------------------

Apache Tomcat/5.5.9


here is my struts config code:


<?xml version="1.0" encoding="ISO-8859-1" ?>

<!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-source type="org.apache.commons.dbcp.BasicDataSource">
<set-property property="driverClassName" value="com.mysql.jdbc.Driver"/>
<set-property property="url" value="jdbc:mysql://localhost/employees"/>
<set-property property="username" value="root"/>
<set-property property="password" value="root"></set-property>
</data-source>
</data-sources>

<form-beans>
<form-bean name="employeeForm" type="com.wrox.EmployeeForm" />
</form-beans>

<global-forwards>
<forward name="employeelist" path="/EmployeeList"/>
</global-forwards>


<action-mappings>

<action path="/EmployeeList"
type="com.wrox.EmployeeListAction"
scope="request">
<forward name="success" path="/employeelist.jsp"/>
</action>

<action path="/Add"
type="com.wrox.AddEmployeeAction"
name="employeeForm"
scope="request"
input="/AddEmployee.jsp"
validate="true">
<forward name="sucess" path="/EmployeeList.do"/>
<forward name="error" path="/AddEmployee.jsp" />
</action>
</action-mappings>

<plug-in className="com.strutsrecipes.hibernate.plugin.HibernatePlugin">
<set-property property="path" value="/hibernate.cfg.xml"/>
</plug-in>

</struts-config>
----------------------------------------------------------------------

any help would be highly appreciated

thankyou in advance
12 years ago
here is my struts config file:


code:

<?xml version="1.0" encoding="ISO-8859-1" ?>

<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.2//EN"
"http://jakarta.apache.org/struts/dtds/struts-config_1_2.dtd">;

<!--
This is a blank Struts configuration file with an example
welcome action/page and other commented sample elements.

Tiles and the Struts Validator are configured using the factory defaults
and are ready-to-use.

NOTE: If you have a generator tool to create the corresponding Java classes
for you, you could include the details in the "form-bean" declarations.
Otherwise, you would only define the "form-bean" element itself, with the
corresponding "name" and "type" attributes, as shown here.
-->


<struts-config>

<!-- ============================================ Data Source Configuration -->
<!--
<data-sources>
<data-source type="org.apache.commons.dbcp.BasicDataSource">
<set-property
property="driverClassName"
value="com.mysql.jdbc.Driver" />
<set-property
property="url"
value="jdbc:mysql://localhost/struts-hibernate" />
<set-property
property="username"
value="root" />
<set-property
property="password"
value="root" />
<set-property
property="maxActive"
value="10" />
<set-property
property="maxWait"
value="5000" />
<set-property
property="defaultAutoCommit"
value="false" />
<set-property
property="defaultReadOnly"
value="false" />
<set-property
property="validationQuery"
value="SELECT COUNT(*) FROM tutorials" />
</data-source>
</data-sources>
-->

<!-- ================================================ Form Bean Definitions -->

<form-beans>
<!-- sample form bean descriptor for an ActionForm
<form-bean
name="inputForm"
type="app.InputForm"/>
end sample -->

<!-- sample form bean descriptor for a DynaActionForm
<form-bean
name="logonForm"
type="org.apache.struts.action.DynaActionForm">
<form-property
name="username"
type="java.lang.String"/>
<form-property
name="password"
type="java.lang.String"/>
</form-bean>
end sample -->

<form-bean
name="TutorialSearch"
type="roseindia.web.SearchTutorialActionForm">
</form-bean>

</form-beans>


<!-- ========================================= Global Exception Definitions -->

<global-exceptions>
<!-- sample exception handler
<exception
key="expired.password"
type="app.ExpiredPasswordException"
path="/changePassword.jsp"/>
end sample -->
</global-exceptions>


<!-- =========================================== Global Forward Definitions -->

<global-forwards>
<!-- Default forward to "Welcome" action -->
<!-- Demonstrates using index.jsp to forward -->
<forward
name="welcome"
path="/Welcome.do"/>
</global-forwards>


<!-- =========================================== Action Mapping Definitions -->

<action-mappings>
<!-- Default "Welcome" action -->
<!-- Forwards to Welcome.jsp -->
<action
path="/Welcome"
forward="/pages/Welcome.jsp"/>

<action
path="/searchTutorial"
type="roseindia.web.SearchTutorialAction"
name="TutorialSearch"
scope="request"
validate="true"
input="/pages/SearchTutorial.jsp">
<forward name="success" path="/pages/SearchResultPage.jsp"/>
</action>
<!-- sample input and input submit actions

<action
path="/Input"
type="org.apache.struts.actions.ForwardAction"
parameter="/pages/Input.jsp"/>

<action
path="/InputSubmit"
type="app.InputAction"
name="inputForm"
scope="request"
validate="true"
input="/pages/Input.jsp"/>

<action
path="/edit*"
type="app.Edit{1}Action"
name="inputForm"
scope="request"
validate="true"
input="/pages/Edit{1}.jsp"/>

end samples -->
</action-mappings>


<!-- ============================================= Controller Configuration -->

<controller
processorClass="org.apache.struts.tiles.TilesRequestProcessor"/>


<!-- ======================================== Message Resources Definitions -->

<message-resources parameter="java.MessageResources" />
<message-resources parameter="com.projexions.resources.MessageResources"/>
<message-resources parameter="com.projexions.resources.Animal" />

<!-- =============================================== Plug Ins Configuration -->

<!-- ======================================================= Tiles plugin -->
<!--
This plugin initialize Tiles definition factory. This later can takes some
parameters explained here after. The plugin first read parameters from
web.xml, thenoverload them with parameters defined here. All parameters
are optional.
The plugin should be declared in each struts-config file.
- definitions-config: (optional)
Specify configuration file names. There can be several comma
separated file names (default: ?? )
- moduleAware: (optional - struts1.1)
Specify if the Tiles definition factory is module aware. If true
(default), there will be one factory for each Struts module.
If false, there will be one common factory for all module. In this
later case, it is still needed to declare one plugin per module.
The factory will be initialized with parameters found in the first
initialized plugin (generally the one associated with the default
module).
true : One factory per module. (default)
false : one single shared factory for all modules
- definitions-parser-validate: (optional)
Specify if xml parser should validate the Tiles configuration file.
true : validate. DTD should be specified in file header (default)
false : no validation

Paths found in Tiles definitions are relative to the main context.
-->

<plug-in className="org.apache.struts.tiles.TilesPlugin" >

<!-- Path to XML definition file -->
<set-property property="definitions-config"
value="/WEB-INF/tiles-defs.xml" />
<!-- Set Module-awareness to true -->
<set-property property="moduleAware" value="true" />
</plug-in>



<plug-in className="roseindia.net.plugin.HibernatePlugIn">
<!-- <set-property property="configFilePath" value="/hibernate.cfg.xml" />-->
</plug-in>

<!-- =================================================== Validator plugin -->

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

</struts-config>

jsp file is

code:

<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-html" prefix="html" %>

<html:html locale= "true" >
<head>
<title><bean:message key="welcome.title"/></title>
<html:base/>
</head>
<body bgcolor="white">
<html:form action="/searchTutorial">
<html:errors/>
<table>
<tr>
<td align="right">
Search Tutorial
</td>
<td align="left">
<html:text property="keyword" size="30" maxlength="30"/>
</td>
</tr>
<tr>
<td align="right">
<html:submit>Search</html:submit>
</td>
</tr>
</table>
</html:form>
</body>
</html:html>


as i am using the eclipse it by default stores the message resource property under build->classes->MessageResource.properties

code:

# -- standard errors --
errors.header=<UL>
errors.prefix=<LI>
errors.suffix=</LI>
errors.footer=</UL>
# -- validator --
errors.invalid={0} is invalid.
errors.maxlength={0} can not be greater than {1} characters.
errors.minlength={0} can not be less than {1} characters.
errors.range={0} is not in the range {1} through {2}.
errors.required={0} is required.
errors.byte={0} must be an byte.
errors.date={0} is not a date.
errors.double={0} must be an double.
errors.float={0} must be an float.
errors.integer={0} must be an integer.
errors.long={0} must be an long.
errors.short={0} must be an short.
errors.creditcard={0} is not a valid credit card number.
errors.email={0} is an invalid e-mail address.
# -- other --
errors.cancel=Operation cancelled.
errors.detail={0}
errors.general=The process did not complete. Details should follow.
errors.token=Request could not be completed. Operation is not in sequence.
# -- welcome --
welcome.title=Struts Blank Application
welcome.heading=Welcome!
welcome.message=To get started on your own application, copy the struts-blank.war to a new WAR file using the name for your application. Place it in your container's "webapp" folder (or equivalent), and let your container auto-deploy the application. Edit the skeleton configuration files as needed, restart your container, and you are on your way! (You can find the MessageResources.properties file with this message in the /WEB-INF/src folder.)
--------------------------------------------------------------------------------
12 years ago
After the execution of my program i am arising with this exception


HTTP Status 500 -

--------------------------------------------------------------------------------

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: /pages/SearchTutorial.jsp(4,0) Unable to find setter method for attribute: locale
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:39)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:405)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:146)
org.apache.jasper.compiler.Generator$GenerateVisitor.evaluateAttribute(Generator.java:2675)
org.apache.jasper.compiler.Generator$GenerateVisitor.generateSetters(Generator.java:2823)
org.apache.jasper.compiler.Generator$GenerateVisitor.generateCustomStart(Generator.java:2156)
org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1665)
org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1441)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)
org.apache.jasper.compiler.Node$Root.accept(Node.java:456)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
org.apache.jasper.compiler.Generator.generate(Generator.java:3270)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:189)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:556)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:293)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


note The full stack trace of the root cause is available in the Apache Tomcat/5.5.9 logs.


please tell me how do i proceed
12 years ago
hi
here is my struts config file:


code:

<?xml version="1.0" encoding="ISO-8859-1" ?>

<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.2//EN"
"http://jakarta.apache.org/struts/dtds/struts-config_1_2.dtd">;

<!--
This is a blank Struts configuration file with an example
welcome action/page and other commented sample elements.

Tiles and the Struts Validator are configured using the factory defaults
and are ready-to-use.

NOTE: If you have a generator tool to create the corresponding Java classes
for you, you could include the details in the "form-bean" declarations.
Otherwise, you would only define the "form-bean" element itself, with the
corresponding "name" and "type" attributes, as shown here.
-->


<struts-config>

<!-- ============================================ Data Source Configuration -->
<!--
<data-sources>
<data-source type="org.apache.commons.dbcp.BasicDataSource">
<set-property
property="driverClassName"
value="com.mysql.jdbc.Driver" />
<set-property
property="url"
value="jdbc:mysql://localhost/struts-hibernate" />
<set-property
property="username"
value="root" />
<set-property
property="password"
value="root" />
<set-property
property="maxActive"
value="10" />
<set-property
property="maxWait"
value="5000" />
<set-property
property="defaultAutoCommit"
value="false" />
<set-property
property="defaultReadOnly"
value="false" />
<set-property
property="validationQuery"
value="SELECT COUNT(*) FROM tutorials" />
</data-source>
</data-sources>
-->

<!-- ================================================ Form Bean Definitions -->

<form-beans>
<!-- sample form bean descriptor for an ActionForm
<form-bean
name="inputForm"
type="app.InputForm"/>
end sample -->

<!-- sample form bean descriptor for a DynaActionForm
<form-bean
name="logonForm"
type="org.apache.struts.action.DynaActionForm">
<form-property
name="username"
type="java.lang.String"/>
<form-property
name="password"
type="java.lang.String"/>
</form-bean>
end sample -->

<form-bean
name="TutorialSearch"
type="roseindia.web.SearchTutorialActionForm">
</form-bean>

</form-beans>


<!-- ========================================= Global Exception Definitions -->

<global-exceptions>
<!-- sample exception handler
<exception
key="expired.password"
type="app.ExpiredPasswordException"
path="/changePassword.jsp"/>
end sample -->
</global-exceptions>


<!-- =========================================== Global Forward Definitions -->

<global-forwards>
<!-- Default forward to "Welcome" action -->
<!-- Demonstrates using index.jsp to forward -->
<forward
name="welcome"
path="/Welcome.do"/>
</global-forwards>


<!-- =========================================== Action Mapping Definitions -->

<action-mappings>
<!-- Default "Welcome" action -->
<!-- Forwards to Welcome.jsp -->
<action
path="/Welcome"
forward="/pages/Welcome.jsp"/>

<action
path="/searchTutorial"
type="roseindia.web.SearchTutorialAction"
name="TutorialSearch"
scope="request"
validate="true"
input="/pages/SearchTutorial.jsp">
<forward name="success" path="/pages/SearchResultPage.jsp"/>
</action>
<!-- sample input and input submit actions

<action
path="/Input"
type="org.apache.struts.actions.ForwardAction"
parameter="/pages/Input.jsp"/>

<action
path="/InputSubmit"
type="app.InputAction"
name="inputForm"
scope="request"
validate="true"
input="/pages/Input.jsp"/>

<action
path="/edit*"
type="app.Edit{1}Action"
name="inputForm"
scope="request"
validate="true"
input="/pages/Edit{1}.jsp"/>

end samples -->
</action-mappings>


<!-- ============================================= Controller Configuration -->

<controller
processorClass="org.apache.struts.tiles.TilesRequestProcessor"/>


<!-- ======================================== Message Resources Definitions -->

<message-resources parameter="java.MessageResources" />
<message-resources parameter="com.projexions.resources.MessageResources"/>
<message-resources parameter="com.projexions.resources.Animal" />

<!-- =============================================== Plug Ins Configuration -->

<!-- ======================================================= Tiles plugin -->
<!--
This plugin initialize Tiles definition factory. This later can takes some
parameters explained here after. The plugin first read parameters from
web.xml, thenoverload them with parameters defined here. All parameters
are optional.
The plugin should be declared in each struts-config file.
- definitions-config: (optional)
Specify configuration file names. There can be several comma
separated file names (default: ?? )
- moduleAware: (optional - struts1.1)
Specify if the Tiles definition factory is module aware. If true
(default), there will be one factory for each Struts module.
If false, there will be one common factory for all module. In this
later case, it is still needed to declare one plugin per module.
The factory will be initialized with parameters found in the first
initialized plugin (generally the one associated with the default
module).
true : One factory per module. (default)
false : one single shared factory for all modules
- definitions-parser-validate: (optional)
Specify if xml parser should validate the Tiles configuration file.
true : validate. DTD should be specified in file header (default)
false : no validation

Paths found in Tiles definitions are relative to the main context.
-->

<plug-in className="org.apache.struts.tiles.TilesPlugin" >

<!-- Path to XML definition file -->
<set-property property="definitions-config"
value="/WEB-INF/tiles-defs.xml" />
<!-- Set Module-awareness to true -->
<set-property property="moduleAware" value="true" />
</plug-in>



<plug-in className="roseindia.net.plugin.HibernatePlugIn">
<!-- <set-property property="configFilePath" value="/hibernate.cfg.xml" />-->
</plug-in>

<!-- =================================================== Validator plugin -->

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

</struts-config>

jsp file is

code:

<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-html" prefix="html" %>

<html:html locale= "true" >
<head>
<title><bean:message key="welcome.title"/></title>
<html:base/>
</head>
<body bgcolor="white">
<html:form action="/searchTutorial">
<html:errors/>
<table>
<tr>
<td align="right">
Search Tutorial
</td>
<td align="left">
<html:text property="keyword" size="30" maxlength="30"/>
</td>
</tr>
<tr>
<td align="right">
<html:submit>Search</html:submit>
</td>
</tr>
</table>
</html:form>
</body>
</html:html>


as i am using the eclipse it by default stores the message resource property under build->classes->MessageResource.properties

code:

# -- standard errors --
errors.header=<UL>
errors.prefix=<LI>
errors.suffix=</LI>
errors.footer=</UL>
# -- validator --
errors.invalid={0} is invalid.
errors.maxlength={0} can not be greater than {1} characters.
errors.minlength={0} can not be less than {1} characters.
errors.range={0} is not in the range {1} through {2}.
errors.required={0} is required.
errors.byte={0} must be an byte.
errors.date={0} is not a date.
errors.double={0} must be an double.
errors.float={0} must be an float.
errors.integer={0} must be an integer.
errors.long={0} must be an long.
errors.short={0} must be an short.
errors.creditcard={0} is not a valid credit card number.
errors.email={0} is an invalid e-mail address.
# -- other --
errors.cancel=Operation cancelled.
errors.detail={0}
errors.general=The process did not complete. Details should follow.
errors.token=Request could not be completed. Operation is not in sequence.
# -- welcome --
welcome.title=Struts Blank Application
welcome.heading=Welcome!
welcome.message=To get started on your own application, copy the struts-blank.war to a new WAR file using the name for your application. Place it in your container's "webapp" folder (or equivalent), and let your container auto-deploy the application. Edit the skeleton configuration files as needed, restart your container, and you are on your way! (You can find the MessageResources.properties file with this message in the /WEB-INF/src folder.)
12 years ago
As said earlier that html does not support locale attribute and you suggested to use lang attribute.i did accordingly but still i arise with this exception Missing message for key "welcome.title" in bundle "(default bundle)" for locale en_US

and i have wriiten this code in messageresource property
# -- welcome --
welcome.title=Struts Blank Application
welcome.heading=Welcome!
welcome.message=To get started on your own application, copy the struts-blank.war to a new WAR file using the name for your application. Place it in your container's "webapp" folder (or equivalent), and let your container auto-deploy the application. Edit the skeleton configuration files as needed, restart your container, and you are on your way! (You can find the application.properties file with this message in the /WEB-INF/src/java/resources folder.)

error.keyword.required=Search Key Word is required


but still arising with the same exception please help me in how to proceed further
12 years ago
<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-html" prefix="html" %>

<html:html locale= "true" >
<head>
<title><bean:message key="welcome.title"/></title>
<html:base/>
</head>
<body bgcolor="white">
<html:form action="/searchTutorial">
<html:errors/>
<table>
<tr>
<td align="right">
Search Tutorial
</td>
<td align="left">
<html:text property="keyword" size="30" maxlength="30"/>
</td>
</tr>
<tr>
<td align="right">
<html:submit>Search</html:submit>
</td>
</tr>
</table>
</html:form>
</body>
</html:html>

this is my jsp code i am new to struts and have made use of strut and hibernate concept to reterive the data from mysql after the execution of the code i find this exception and i am unable to rectify it please can some one tell how to go ahead with this problem

thanking you in advance
12 years ago