Errors like those are caused when the hibernate session is closed too soon. https://www.hibernate.org/43.html Russ
> Subject: Re: CORRECT portlet+spring+hibernate configuration (Two options, > what's right?) > From: [email protected] > To: [email protected] > Date: Fri, 14 Aug 2009 11:01:05 +0200 > > About the error I mentioned the exception it throws is: > > Caused by: org.hibernate.LazyInitializationException: failed to lazily > initialize a collection of role: > com.level2crm.hibernate.generated.User.contactBasicDetails, no session > or session was closed > at > org.hibernate.collection.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:358) > at > org.hibernate.collection.AbstractPersistentCollection.throwLazyInitializationExceptionIfNotConnected(AbstractPersistentCollection.java:350) > at > org.hibernate.collection.AbstractPersistentCollection.readSize(AbstractPersistentCollection.java:97) > at > org.hibernate.collection.PersistentSet.isEmpty(PersistentSet.java:146) > at com.level2crm.portals.crm.wicket.customerdetail.pages.ViewModePage > $1.load(ViewModePage.java:54) > at > org.apache.wicket.model.LoadableDetachableModel.getObject(LoadableDetachableModel.java:122) > at > org.apache.wicket.Component.getDefaultModelObject(Component.java:1664) > at > org.apache.wicket.markup.html.list.ListView.getViewSize(ListView.java:221) > at > org.apache.wicket.markup.html.list.ListView.onPopulate(ListView.java:525) > at > org.apache.wicket.markup.repeater.AbstractRepeater.onBeforeRender(AbstractRepeater.java:131) > at > org.apache.wicket.Component.internalBeforeRender(Component.java:1061) > at org.apache.wicket.Component.beforeRender(Component.java:1095) > at > org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1751) > ... 109 more > > > May this have something to do with selected configuration? > > Thank you again. > > > El vie, 14-08-2009 a las 10:53 +0200, Gonzalo Aguilar Delgado escribió: > > > Hi again, > > > > For a shake of completeness y will provide two of the working > > configurations I've found to work. I would know what's the one > > correct and why. Someone can throw a little bit light on this issue, > > please? > > > > -=[ First Choice ]=- > > > > > > ----------------------------------------- > > web.xml > > ----------------------------------------- > > <?xml version="1.0" encoding="UTF-8"?> > > <!-- > > Licensed to the Apache Software Foundation (ASF) under one > > or more contributor license agreements. See the NOTICE file > > distributed with this work for additional information > > regarding copyright ownership. The ASF licenses this file > > to you under the Apache License, Version 2.0 (the > > "License"); you may not use this file except in compliance > > with the License. You may obtain a copy of the License at > > > > http://www.apache.org/licenses/LICENSE-2.0 > > > > Unless required by applicable law or agreed to in writing, > > software distributed under the License is distributed on an > > "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY > > KIND, either express or implied. See the License for the > > specific language governing permissions and limitations > > under the License. > > --> > > <web-app xmlns="http://java.sun.com/xml/ns/j2ee"; > > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; version="2.4" > > xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee > > http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd";> > > <display-name>My Portlet Application</display-name> > > > > <!-- For deploying on Websphere: disable WebSphere default > > portletcontainer > > However: if you actually want to deploy on WebSphere Portal, > > comment the following out --> > > > > <context-param> > > > > <param-name>com.ibm.websphere.portletcontainer.PortletDeploymentEnabled</param-name> > > <param-value>false</param-value> > > </context-param> > > > > <!-- This is for Spring self configuration --> > > <context-param> > > <param-name>contextConfigLocation</param-name> > > <param-value>/WEB-INF/applicationContext.xml</param-value> > > </context-param> > > > > <listener> > > > > <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> > > </listener> > > > > <!-- Enable the filters for Hibernate (How to check it's working?)--> > > > > <filter> > > <filter-name>opensessioninview</filter-name> > > > > <filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class> > > </filter> > > <filter-mapping> > > <filter-name>opensessioninview</filter-name> > > <url-pattern>/hibernate/*</url-pattern> > > </filter-mapping> > > <!-- END hibernate filters --> > > > > > > <!-- Wicket filters --> > > <filter> > > <filter-name>CustomerListPortlet</filter-name> > > > > <filter-class>org.apache.wicket.protocol.http.WicketFilter</filter-class> > > <init-param> > > <param-name>applicationClassName</param-name> > > > > <param-value>com.level2crm.portals.crm.wicket.customerlist.WicketCustomerListApplication</param-value> > > <!-- Normally this should be > > org.apache.wicket.spring.SpringWebApplicationFactory, but why? --> > > </init-param> > > <init-param> > > <param-name>portletOnlyFilter</param-name> > > <param-value>true</param-value> > > </init-param> > > </filter> > > <filter-mapping> > > <filter-name>CustomerListPortlet</filter-name> > > <url-pattern>/CustomerListPortlet/*</url-pattern> > > <dispatcher>REQUEST</dispatcher> > > <dispatcher>INCLUDE</dispatcher> > > <dispatcher>FORWARD</dispatcher> > > </filter-mapping> > > <!-- END Wicket filters --> > > > > <context-param> > > <param-name>org.apache.wicket.detectPortletContext</param-name> > > <param-value>true</param-value> > > </context-param> > > <!-- END Wicket filters --> > > > > > > <!-- > > Serves static resource content from .jar files such as > > spring-faces.jar > > --> > > <!-- > > <servlet> > > <servlet-name>Resource Servlet</servlet-name> > > > > <servlet-class>org.springframework.js.resource.ResourceServlet</servlet-class> > > <load-on-startup>0</load-on-startup> > > </servlet> > > > > > > > > <!-- Added when deployed with maven --> > > <servlet> > > <description>MVC Servlet for Jetspeed Portlet > > Applications</description> > > <display-name>Jetspeed Container</display-name> > > <servlet-name>JetspeedContainer</servlet-name> > > > > <servlet-class>org.apache.jetspeed.container.JetspeedContainerServlet</servlet-class> > > <init-param> > > <param-name>contextName</param-name> > > <param-value>crmportal-contact</param-value> > > </init-param> > > <load-on-startup>0</load-on-startup> > > </servlet> > > <servlet-mapping> > > <servlet-name>JetspeedContainer</servlet-name> > > <url-pattern>/container/*</url-pattern> > > </servlet-mapping> > > <jsp-config> > > <taglib> > > <taglib-uri>http://java.sun.com/portlet</taglib-uri> > > > > <taglib-location>/WEB-INF/tld/portlet.tld</taglib-location> > > </taglib> > > <taglib> > > <taglib-uri>http://java.sun.com/portlet_2_0</taglib-uri> > > > > <taglib-location>/WEB-INF/tld/portlet_2_0.tld</taglib-location> > > </taglib> > > </jsp-config> > > > > > > </web-app> > > > > > > ----------------------------------------- > > portlet.xml > > ----------------------------------------- > > > > <?xml version="1.0" encoding="UTF-8"?> > > <!-- > > Licensed to the Apache Software Foundation (ASF) under one or > > more > > contributor license agreements. See the NOTICE file distributed > > with > > this work for additional information regarding copyright > > ownership. > > The ASF licenses this file to you under the Apache License, > > Version > > 2.0 (the "License"); you may not use this file except in > > compliance > > with the License. You may obtain a copy of the License at > > > > http://www.apache.org/licenses/LICENSE-2.0 Unless required by > > applicable law or agreed to in writing, software distributed > > under the > > License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES > > OR > > CONDITIONS OF ANY KIND, either express or implied. See the > > License for > > the specific language governing permissions and limitations > > under the > > License. > > --> > > <portlet-app > > xmlns="http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd"; > > version="2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > > > > xsi:schemaLocation="http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd > > http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd";> > > > > <portlet> > > <description>Customer viewer</description> > > <portlet-name>crm-customer-list</portlet-name> > > <display-name>Customer list viewer</display-name> > > > > <portlet-class>com.level2crm.portals.crm.wicket.customerlist.CustomerListPortlet</portlet-class> > > <init-param> > > <name>wicketFilterPath</name> > > <value>/CustomerListPortlet</value> > > </init-param> > > > > <supports> > > <mime-type>*/*</mime-type> > > <portlet-mode>VIEW</portlet-mode> > > <portlet-mode>EDIT</portlet-mode> > > </supports> > > <supported-locale>es</supported-locale> > > <portlet-info> > > <title>Customer list viewer</title> > > <short-title>Customer list viewer</short-title> > > <keywords>none</keywords> > > </portlet-info> > > > > <supported-public-render-parameter>crmportal:userId</supported-public-render-parameter> > > </portlet> > > > > </portlet-app> > > > > ----------------------------------------- > > applicationContext.xml > > ----------------------------------------- > > > > <?xml version="1.0" encoding="UTF-8"?> > > <beans xmlns="http://www.springframework.org/schema/beans"; > > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > > xmlns:tx="http://www.springframework.org/schema/tx"; > > xmlns:aop="http://www.springframework.org/schema/aop"; > > xsi:schemaLocation="http://www.springframework.org/schema/beans > > http://www.springframework.org/schema/beans/spring-beans-2.5.xsd > > http://www.springframework.org/schema/tx > > http://www.springframework.org/schema/tx/spring-tx-2.5.xsd > > http://www.springframework.org/schema/aop > > http://www.springframework.org/schema/aop/spring-aop-2.5.xsd";> > > > > > > <!-- Modules Includes --> > > <import resource="classpath:/conf/spring/hibernate-spring-beans.xml"/> > > <!-- Here comes the connection string and the pool --> > > <import > > resource="classpath:/conf/spring/transaction-spring-beans.xml"/> > > <!-- > > Here comes the transaction management stuff --> > > > > <import > > resource="classpath:/conf/spring/address-dao-spring-beans.xml"/> > > <!-- > > Here comes the basic data objects for DB management --> > > <import > > resource="classpath:/conf/spring/contact-dao-spring-beans.xml"/> > > <!-- > > Here comes the basic data objects for DB management --> > > > > <import > > resource="classpath:/conf/spring/dao-manager-spring-beans.xml"/> > > <!-- > > Here comes the manager objects for DB management, they implement the > > MODEL --> > > > > </beans> > > > > > > .---------------------------------------- > > Comments > > ----------------------------------------- > > > > I found this to work well. Spring gets initialized and everything works. > > The only problem I've found is that hibernate session does not start > > when needed. > > I have to check why. Maybe a problem with this configuration? > > > > > > > > > > -=[ First Option ]=- > > > > > > ----------------------------------------- > > web.xml > > ----------------------------------------- > > > > Same above, but filters: > > > > > > > > <!-- Wicket filters --> > > <filter> > > <filter-name>CustomerListPortlet</filter-name> > > > > <filter-class>org.apache.wicket.protocol.http.WicketFilter</filter-class> > > <init-param> > > <param-name>applicationFactoryClassName</param-name> > > > > <param-value>org.apache.wicket.spring.SpringWebApplicationFactory</param-value> > > </init-param> > > <init-param> > > <param-name>applicationBean</param-name> > > <param-value>customerListPortletBean</param-value> > > </init-param> > > </filter> > > <filter-mapping> > > <filter-name>CustomerListPortlet</filter-name> > > <url-pattern>/CustomerListPortlet/*</url-pattern> > > <dispatcher>REQUEST</dispatcher> > > <dispatcher>INCLUDE</dispatcher> > > </filter-mapping> > > <!-- END Wicket filters --> > > > > So the application is a bean that gets initialized by Spring. > > > > ----------------------------------------- > > portlet.xml > > ----------------------------------------- > > > > Same but portlet gets: > > > > <portlet> > > <description>Customer viewer</description> > > <portlet-name>crm-customer-list</portlet-name> > > <display-name>Customer details viewer</display-name> > > > > <portlet-class>org.apache.wicket.protocol.http.portlet.WicketPortlet</portlet-class> > > <init-param> > > <name>wicketFilterPath</name> > > <value>/CustomerListPortlet</value> > > </init-param> > > <supports> > > <mime-type>*/*</mime-type> > > <portlet-mode>VIEW</portlet-mode> > > </supports> > > <supported-locale>es</supported-locale> > > <portlet-info> > > <title>Customer viewer</title> > > <short-title>Customer viewer</short-title> > > <keywords>none</keywords> > > </portlet-info> > > </portlet> > > > > Now it's a wicket portlet but I really don't know why it uses the > > correct portlet class as is not defined anyplace... > > > > > > > > ----------------------------------------- > > applicationContext.xml > > ----------------------------------------- > > > > <?xml version="1.0" encoding="UTF-8"?> > > <beans xmlns="http://www.springframework.org/schema/beans"; > > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > > xmlns:tx="http://www.springframework.org/schema/tx"; > > xmlns:aop="http://www.springframework.org/schema/aop"; > > xsi:schemaLocation="http://www.springframework.org/schema/beans > > http://www.springframework.org/schema/beans/spring-beans-2.5.xsd > > http://www.springframework.org/schema/tx > > http://www.springframework.org/schema/tx/spring-tx-2.5.xsd > > http://www.springframework.org/schema/aop > > http://www.springframework.org/schema/aop/spring-aop-2.5.xsd";> > > > > > > <!-- Modules Includes --> > > <import resource="classpath:/conf/spring/hibernate-spring-beans.xml"/> > > <!-- Here comes the connection string and the pool --> > > <import resource="classpath:/conf/spring/transaction-spring-beans.xml"/> > > <!-- Here comes the transaction management stuff --> > > > > <import resource="classpath:/conf/spring/address-dao-spring-beans.xml"/> > > <!-- Here comes the basic data objects for DB management --> > > <import resource="classpath:/conf/spring/contact-dao-spring-beans.xml"/> > > <!-- Here comes the basic data objects for DB management --> > > > > <import resource="classpath:/conf/spring/dao-manager-spring-beans.xml"/> > > <!-- Here comes the manager objects for DB management, they implement > > the MODEL --> > > > > <!-- Portlet Beans --> > > <import resource="portlet-beans.xml"/> > > <!-- Here comes the wicket > > portlet beans --> > > > > </beans> > > > > > > ----------------------------------------- > > portlet-beans.xml > > ----------------------------------------- > > > > <?xml version="1.0" encoding="UTF-8"?> > > <beans xmlns="http://www.springframework.org/schema/beans"; > > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > > xmlns:tx="http://www.springframework.org/schema/tx"; > > xmlns:aop="http://www.springframework.org/schema/aop"; > > xsi:schemaLocation="http://www.springframework.org/schema/beans > > http://www.springframework.org/schema/beans/spring-beans-2.5.xsd > > http://www.springframework.org/schema/tx > > http://www.springframework.org/schema/tx/spring-tx-2.5.xsd > > http://www.springframework.org/schema/aop > > http://www.springframework.org/schema/aop/spring-aop-2.5.xsd";> > > > > <!-- setup wicket application --> > > <bean id="customerListPortletBean" > > class="com.level2crm.portals.crm.wicket.customerlist.CustomerListPortlet"> > > </bean> > > > > > > </beans> > > > > > > > > .---------------------------------------- > > Comments > > ----------------------------------------- > > > > I think this option is darker than the other one. But I think none of > > both are right. So What's the correct way to do it? > > > > > > Thank you! _________________________________________________________________ Get your vacation photos on your phone! http://windowsliveformobile.com/en-us/photos/default.aspx?&OCID=0809TL-HM
