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Date: Mon, 5 Jan 2009 16:12:20 -0800 (PST)
From: Shahzad Bhatti <bhatti@plexobject.com>
To: users@activemq.apache.org
Subject: Re: NPE for ${requestContext.brokerQuery.brokerAdmin.brokerName}
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I made some progress and I can see the first page index.jsp shows up
properly, but when I try to add queue it fails, here is my
webapps/admin/WEB-INF/webconsole-embedded.xml




<beans>

  <bean id="placeholderConfig"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="locations">
                <value>credentials.properties</value>
<!--
               
<value>file:///${activemq.base}/conf/credentials.properties</value>
-->
        </property>
  </bean>

  <bean id="brokerQuery"
class="org.apache.activemq.web.SingletonBrokerFacade" autowire='constructor'
singleton="false"/>


  <bean id="sessionPool" class="org.apache.activemq.web.SessionPool">
        <property name="connectionFactory" ref="connectionFactory"/>
  </bean>

  <bean id="connectionFactory"
class="org.apache.activemq.ActiveMQConnectionFactory">
    <property name="brokerURL" value="vm://localhost"/>
    <property name="userName" value="${activemq.username}"/>
    <property name="password" value="${activemq.password}"/>
  </bean>

  <bean id="queueBrowser" class="org.apache.activemq.web.QueueBrowseQuery"
autowire='constructor' singleton="false"/>
  <bean id="messageQuery" class="org.apache.activemq.web.MessageQuery"
autowire='constructor' singleton="false"/>

</beans>




When I try to create queue or topic, I get 
HTTP Status 500 -

type Exception report

message

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

exception

org.springframework.web.util.NestedServletException: Request processing
failed; nested exception is java.lang.IllegalArgumentException: No
brokerAdmin on the injected brokerFacade:
org.apache.activemq.web.SingletonBrokerFacade@8c858a

org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:583)

org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)

org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:83)

org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
	org.apache.activemq.web.SessionFilter.doFilter(SessionFilter.java:43)

org.apache.activemq.web.filter.ApplicationContextFilter.doFilter(ApplicationContextFilter.java:81)

com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)

com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)

root cause

java.lang.IllegalArgumentException: No brokerAdmin on the injected
brokerFacade: org.apache.activemq.web.SingletonBrokerFacade@8c858a

org.apache.activemq.web.DestinationFacade.getBrokerAdmin(DestinationFacade.java:70)

org.apache.activemq.web.DestinationFacade.addDestination(DestinationFacade.java:56)

org.apache.activemq.web.controller.CreateDestination.handleRequest(CreateDestination.java:38)

org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)

org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:875)

org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)

org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)

org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)

org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:83)

org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
	org.apache.activemq.web.SessionFilter.doFilter(SessionFilter.java:43)

org.apache.activemq.web.filter.ApplicationContextFilter.doFilter(ApplicationContextFilter.java:81)

com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)

com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)

note The full stack trace of the root cause is available in the Apache
Tomcat/5.5.27 logs.
Apache Tomcat/5.5.27




How do I specify brokerAdmin?



Shahzad Bhatti wrote:
> 
> Sorry, for the late reply but I have both of those files in WEB-INF and as
> I mentioned I copied all files from admin's WEB-INF except activemq.xml,
> which I simplified with minimum configuration. Any other ideas? Thanks.
> 
> 
> 
> 
> Dejan Bosanac wrote:
>> 
>> Hi,
>> 
>> as far as I can see from your configuration, you're missing
>> dispatcher-servlet.xml and webconsole-embedded.xml for starters. Take a
>> look
>> at webapps/admin/WEB-INF/ folder of the ActiveMQ distribution for
>> examples.
>> 
>> Cheers
>> --
>> Dejan Bosanac
>> 
>> Open Source Integration - http://fusesource.com/
>> ActiveMQ in Action - http://www.manning.com/snyder/
>> Blog - http://www.nighttale.net
>> 
>> 
>> On Wed, Dec 24, 2008 at 7:14 PM, Shahzad Bhatti
>> <bhatti@plexobject.com>wrote:
>> 
>>>
>>> I am trying to setup embedded ActiveMQ inside Tomcat. It is largely
>>> based
>>> on
>>> admin webapp included in the distribution. However, when the server
>>> starts
>>> up, I see
>>>
>>> type Exception report
>>>
>>> message
>>>
>>> description The server encountered an internal error () that prevented
>>> it
>>> from fulfilling this request.
>>>
>>> exception
>>>
>>> org.apache.jasper.JasperException: Exception in JSP: /index.jsp:39
>>>
>>> 36: <table>
>>> 37:     <tr>
>>> 38:         <td>Name</td>
>>> 39:        
>>> <td>${requestContext.brokerQuery.brokerAdmin.brokerName}</td>
>>> 40:     </tr>
>>> 41:     <tr>
>>> 42:         <td>ID</td>
>>>
>>>
>>> Stacktrace:
>>>
>>>
>>> org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:451)
>>>
>>>
>>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:373)
>>>
>>> 
>>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
>>>        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
>>>        javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
>>>
>>>
>>> org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:83)
>>>
>>>
>>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
>>>
>>>  org.apache.activemq.web.SessionFilter.doFilter(SessionFilter.java:43)
>>>
>>>
>>> org.apache.activemq.web.filter.ApplicationContextFilter.doFilter(ApplicationContextFilter.java:81)
>>>
>>>
>>> com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)
>>>
>>>
>>> com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)
>>>
>>> root cause
>>>
>>> java.lang.NullPointerException
>>>
>>>
>>> org.apache.activemq.web.filter.ApplicationContextFilter$2.get(ApplicationContextFilter.java:157)
>>>        org.apache.commons.el.ArraySuffix.evaluate(ArraySuffix.java:218)
>>>       
>>> org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145)
>>>
>>>
>>> org.apache.commons.el.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:263)
>>>
>>>
>>> org.apache.commons.el.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:190)
>>>
>>>
>>> org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:924)
>>>        org.apache.jsp.index_jsp._jspService(index_jsp.java:77)
>>>       
>>> org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
>>>        javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
>>>
>>>
>>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331)
>>>
>>> 
>>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
>>>        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
>>>        javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
>>>
>>>
>>> org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:83)
>>>
>>>
>>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
>>>
>>>  org.apache.activemq.web.SessionFilter.doFilter(SessionFilter.java:43)
>>>
>>>
>>> org.apache.activemq.web.filter.ApplicationContextFilter.doFilter(ApplicationContextFilter.java:81)
>>>
>>>
>>> com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)
>>>
>>>
>>> com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)
>>>
>>>
>>>
>>>
>>> My activemq.xml looks like
>>> <beans
>>>  xmlns="http://www.springframework.org/schema/beans"
>>>  xmlns:amq="http://activemq.apache.org/schema/core"
>>>  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>>>  xsi:schemaLocation="http://www.springframework.org/schema/beans
>>> http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
>>>  http://activemq.apache.org/schema/core
>>> http://activemq.apache.org/schema/core/activemq-core.xsd
>>>  http://activemq.apache.org/camel/schema/spring
>>> http://activemq.apache.org/camel/schema/spring/camel-spring.xsd">
>>>
>>>
>>>  <broker xmlns="http://activemq.apache.org/schema/core" useJmx="false">
>>>
>>>    <persistenceAdapter>
>>>      <journaledJDBC journalLogFiles="5" dataDirectory="../data"/>
>>>    </persistenceAdapter>
>>>
>>>    <transportConnectors>
>>>      <transportConnector uri="tcp://localhost:61616"/>
>>>      <transportConnector uri="stomp://localhost:61613"/>
>>>    </transportConnectors>
>>>
>>>  </broker>
>>>
>>> </beans>
>>>
>>>
>>>
>>> And web.xml looks like
>>> <web-app xmlns="http://java.sun.com/xml/ns/j2ee"
>>>         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>>>         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
>>>         http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
>>>         version="2.4">
>>>
>>>  <description> Apache ActiveMQ Web Console </description>
>>>  <display-name>ActiveMQ Console</display-name>
>>>
>>>    <!-- context config -->
>>>    <context-param>
>>>        <param-name>org.apache.activemq.brokerURL</param-name>
>>>    <param-value>/WEB-INF/activemq.xml</param-value>
>>>        <description>The URL of the Message Broker to connect
>>> to</description>
>>>    </context-param>
>>>
>>>
>>>
>>>    <context-param>
>>>        <param-name>org.apache.activemq.embeddedBroker</param-name>
>>>        <param-value>true</param-value>
>>>        <description>Whether we should include an embedded broker or
>>> not</description>
>>>    </context-param>
>>>
>>>
>>>  <listener>
>>>
>>>
>>> <listener-class>org.apache.activemq.web.SpringBrokerContextListener</listener-class>
>>>  </listener>
>>>
>>>  <filter>
>>>    <filter-name>sitemesh</filter-name>
>>>
>>>
>>> <filter-class>com.opensymphony.module.sitemesh.filter.PageFilter</filter-class>
>>>  </filter>
>>>
>>>  <filter-mapping>
>>>    <filter-name>sitemesh</filter-name>
>>>    <url-pattern>/*</url-pattern>
>>>  </filter-mapping>
>>>
>>>  <!--
>>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>> -->
>>>  <!--              Expose Spring POJOs to JSP
>>> -->
>>>  <!--
>>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>> -->
>>>  <filter>
>>>    <filter-name>spring</filter-name>
>>>
>>>
>>> <filter-class>org.apache.activemq.web.filter.ApplicationContextFilter</filter-class>
>>>  </filter>
>>>
>>>  <filter-mapping>
>>>    <filter-name>spring</filter-name>
>>>    <url-pattern>/*</url-pattern>
>>>  </filter-mapping>
>>>
>>>
>>>  <!-- the subscription REST servlet -->
>>>  <servlet>
>>>    <servlet-name>AjaxServlet</servlet-name>
>>>    <servlet-class>org.apache.activemq.web.AjaxServlet</servlet-class>
>>>    <load-on-startup>1</load-on-startup>
>>>  </servlet>
>>>  <servlet-mapping>
>>>    <servlet-name>AjaxServlet</servlet-name>
>>>    <url-pattern>/ajax/*</url-pattern>
>>>  </servlet-mapping>
>>>
>>>  <servlet>
>>>    <servlet-name>SendServlet</servlet-name>
>>>    <servlet-class>org.apache.activemq.web.MessageServlet</servlet-class>
>>>    <load-on-startup>1</load-on-startup>
>>>  </servlet>
>>>  <servlet-mapping>
>>>    <servlet-name>SendServlet</servlet-name>
>>>    <url-pattern>/send/*</url-pattern>
>>>  </servlet-mapping>
>>>
>>>  <!-- the queue browse servlet -->
>>>  <servlet>
>>>    <servlet-name>QueueBrowseServlet</servlet-name>
>>>
>>> <servlet-class>org.apache.activemq.web.QueueBrowseServlet</servlet-class>
>>>  </servlet>
>>>  <servlet-mapping>
>>>    <servlet-name>QueueBrowseServlet</servlet-name>
>>>    <url-pattern>/queueBrowse/*</url-pattern>
>>>  </servlet-mapping>
>>>
>>>  <!-- track the session usage for web JMS clients -->
>>>  <filter>
>>>    <filter-name>session</filter-name>
>>>    <filter-class>org.apache.activemq.web.SessionFilter</filter-class>
>>>  </filter>
>>>
>>>  <filter>
>>>    <filter-name>spring-rq</filter-name>
>>>
>>>
>>> <filter-class>org.springframework.web.filter.RequestContextFilter</filter-class>
>>>  </filter>
>>>
>>>  <filter-mapping>
>>>    <filter-name>session</filter-name>
>>>    <url-pattern>/*</url-pattern>
>>>  </filter-mapping>
>>>  <filter-mapping>
>>>    <filter-name>spring-rq</filter-name>
>>>    <url-pattern>/*</url-pattern>
>>>  </filter-mapping>
>>>
>>>  <servlet>
>>>    <servlet-name>dispatcher</servlet-name>
>>>
>>>
>>> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
>>>    <load-on-startup>2</load-on-startup>
>>>  </servlet>
>>>
>>>  <servlet-mapping>
>>>    <servlet-name>dispatcher</servlet-name>
>>>    <url-pattern>*.action</url-pattern>
>>>  </servlet-mapping>
>>>
>>>  <welcome-file-list>
>>>    <welcome-file>index.html</welcome-file>
>>>    <welcome-file>index.jsp</welcome-file>
>>>  </welcome-file-list>
>>>
>>>  <jsp-config>
>>>    <jsp-property-group>
>>>      <url-pattern>*.jsp</url-pattern>
>>>      <include-prelude>/WEB-INF/jspf/headertags.jspf</include-prelude>
>>>    </jsp-property-group>
>>>  </jsp-config>
>>> </web-app>
>>>
>>>
>>>
>>> How do I specify admin URL. Any idea how to fix this error? Thanks.
>>>
>>>
>>> --
>>> View this message in context:
>>> http://www.nabble.com/NPE-for-%24%7BrequestContext.brokerQuery.brokerAdmin.brokerName%7D-tp21156924p21156924.html
>>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>>
>>>
>> 
>> 
>> -----
>> Dejan Bosanac
>> 
>> 
>> http://www.ttmsolutions.com - get a free ActiveMQ user guide
>> 
>> ActiveMQ in Action - http://www.manning.com/snyder/
>> Scripting in Java - http://www.scriptinginjava.net
>> 
> 
> 

-- 
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