You can either use Gilead or Dozer. We use Dozer here. -- Arthur Kalmenson
On Thu, Mar 12, 2009 at 2:55 PM, Vitali Lovich <[email protected]> wrote: > Also just to point out, there's a number of GWT libraries for passing > persistent objects across the client/server barrier. I'm not sure how well > they work or of any of the dragons involved, but they do exist > (hibernate4gwt was one back in the day - I believe it's been deprecated and > there are more robust ones available these days). > > On Thu, Mar 12, 2009 at 2:48 PM, Sumit Chandel <[email protected]> > wrote: >> >> Hi Poonam, >> Apart from making sure your Hibernate and applicationContext.xml >> configurations are correct, I think another major cause for the stack trace >> you're seeing is that you're mixing server-side Java code with client-side >> GWT code. It's important to recall that GWT code gets converted into >> equivalent JavaScript, therefore you can't directly use server-side Java >> concepts in GWT code and expect them to work as they would in a Java >> runtime. >> That said, there is a set of emulated JRE types supported in GWT. You can >> check out the link below to the types that are supported in the emulated >> JRE. >> Emulated JRE: >> >> http://code.google.com/docreader/#p=google-web-toolkit-doc-1-5&s=google-web-toolkit-doc-1-5&t=RefJreEmulation >> >> Vitali's suggestion of getting your server-side properly configured >> without introducing GWT at first, and then creating the client-side using >> GWT and integrating with the server-side using GWT RPC sounds like a sound >> approach if you're just getting started. >> Hope that helps, >> -Sumit Chandel >> >> On Tue, Mar 10, 2009 at 12:26 AM, Vitali Lovich <[email protected]> wrote: >>> >>> This is more a Hibernate than GWT issue. From your error log, it looks >>> like it boils down to you not configuring it correctly. If you look at the >>> newer Hibernate, there's no XML configuration. It's all done through >>> annotations, which are a lot easier to understand. >>> >>> You may want to look into just getting hibernate running on its own in a >>> standalone java application, and then just adding a GWT RPC glue layer >>> around it if you are indeed planning on doing some kind of web-app stuff. >>> >>> On Tue, Mar 10, 2009 at 3:06 AM, poonam <[email protected]> wrote: >>>> >>>> Hi, >>>> I have developed the application using the 3parts tutorial from the >>>> site www.eggsylife.blogspot.com as suggested by you. >>>> Actually for database I have used MySQL and for the connection with >>>> database I have created the applicationContext.xml as follows : >>>> >>>> - 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:aop="http://www.springframework.org/schema/aop"; >>>> xmlns:tx="http://www.springframework.org/schema/tx"; >>>> xsi:schemaLocation=" http://www.springframework.org/schema/beans >>>> classpath:spring-beans-2.0.xsd http://www.springframework.org/schema/tx >>>> classpath:spring-tx-2.0.xsd http://www.springframework.org/schema/aop >>>> classpath:spring-aop-2.0.xsd"> >>>> <bean id="dataSource" >>>> class="org.apache.commons.dbcp.BasicDataSource"> >>>> <property name="driverClassName"> >>>> <value>com.mysql.jdbc.Driver</value> >>>> </property> >>>> <property name="url"> >>>> <value>>jdbc:mysql://localhost/test</value> >>>> </property> >>>> >>>> <property name="username"> >>>> <value>root</value> >>>> </property> >>>> <property name="password"> >>>> <value>root</value> >>>> </property> >>>> <property name="initialSize"> >>>> <value>2</value> >>>> </property> >>>> <property name="maxActive"> >>>> <value>5</value> >>>> </property> >>>> <property name="maxIdle"> >>>> <value>2</value> >>>> </property> >>>> </bean> >>>> <bean id="sessionFactory" >>>> class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> >>>> <property name="dataSource"> >>>> <ref bean="dataSource"/> >>>> </property> >>>> <property name="configLocation"> >>>> <value>hibernate.cfg.xml</value> >>>> </property> >>>> <property name="configurationClass"> >>>> <value>org.hibernate.cfg.AnnotationConfiguration</value> >>>> </property> >>>> <property name="hibernateProperties"> >>>> <props> >>>> <prop >>>> key="hibernate.dialect">org.hibernate.dialect.HSQLDialect</prop> >>>> <prop key="show_sql">true</prop> >>>> </props> >>>> </property> >>>> </bean> >>>> <bean id="txManager" >>>> class="org.springframework.orm.hibernate3.HibernateTransactionManager"> >>>> <property name="sessionFactory" ref="sessionFactory" /> >>>> </bean> >>>> <!-- enable the configuration of transactional behavior based on >>>> annotations --> >>>> <tx:annotation-driven transaction-manager="txManager" proxy- >>>> target-class="false" /> >>>> >>>> <bean id="pupilCollection" >>>> class="com.company.server.domain.PupilCollectionImpl" >>>> scope="prototype"> <property name="sessionFactory"><ref >>>> bean="sessionFactory"/></property> </bean> >>>> </beans> >>>> >>>> Also, in the lib folder I have included the jar that is, mysql- >>>> connector-java-5.0.4-bin.jar in the 'lib' folder. >>>> But now I am getting the errors as, >>>> >>>> 1. [WARN] SQL Error: 0, SQLState: null >>>> >>>> 2. [WARN] Cannot create JDBC driver of class 'com.mysql.jdbc.Driver' >>>> for connect URL '>jdbc:mysql://localhost/test' >>>> >>>> 3. [WARN] Could not obtain connection metadata >>>> org.apache.commons.dbcp.SQLNestedException: Cannot create JDBC driver >>>> of class 'com.mysql.jdbc.Driver' for connect URL '>jdbc:mysql:// >>>> localhost/test' >>>> at org.apache.commons.dbcp.BasicDataSource.createDataSource >>>> (BasicDataSource.java:1150) >>>> at org.apache.commons.dbcp.BasicDataSource.getConnection >>>> (BasicDataSource.java:880) >>>> at >>>> >>>> org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.getConnection >>>> (LocalDataSourceConnectionProvider.java:82) >>>> at org.hibernate.cfg.SettingsFactory.buildSettings >>>> (SettingsFactory.java:84) >>>> at >>>> org.hibernate.cfg.Configuration.buildSettings(Configuration.java: >>>> 2009) >>>> at org.hibernate.cfg.Configuration.buildSessionFactory >>>> (Configuration.java:1292) >>>> at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory >>>> (AnnotationConfiguration.java:915) >>>> at >>>> >>>> org.springframework.orm.hibernate3.LocalSessionFactoryBean.newSessionFactory >>>> (LocalSessionFactoryBean.java:814) >>>> at >>>> >>>> org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory >>>> (LocalSessionFactoryBean.java:732) >>>> at >>>> >>>> org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet >>>> (AbstractSessionFactoryBean.java:211) >>>> Caused by: java.sql.SQLException: No suitable driver >>>> at org.apache.commons.dbcp.BasicDataSource.createDataSource >>>> (BasicDataSource.java:1143) >>>> at org.apache.commons.dbcp.BasicDataSource.getConnection >>>> (BasicDataSource.java:880) >>>> at >>>> >>>> org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.getConnection >>>> (LocalDataSourceConnectionProvider.java:82) >>>> at org.hibernate.cfg.SettingsFactory.buildSettings >>>> (SettingsFactory.java:84) >>>> at >>>> org.hibernate.cfg.Configuration.buildSettings(Configuration.java: >>>> 2009) >>>> at org.hibernate.cfg.Configuration.buildSessionFactory >>>> (Configuration.java:1292) >>>> at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory >>>> (AnnotationConfiguration.java:915) >>>> at >>>> >>>> org.springframework.orm.hibernate3.LocalSessionFactoryBean.newSessionFactory >>>> (LocalSessionFactoryBean.java:814) >>>> at >>>> >>>> org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory >>>> (LocalSessionFactoryBean.java:732) >>>> at >>>> >>>> org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet >>>> (AbstractSessionFactoryBean.java:211) >>>> >>>> 4. [WARN] no persistent classes found for query class: >>>> from com.company.server.persistent.Pupil as p where >>>> p.teacher.teacherId = :teacherId order by p.name >>>> >>>> >>>> Please help to solve these errors. >>>> >>>> Thanks, >>>> Poonam. >>>> >>>> >>> >>> >>> >> >> >> > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
