flex与Spring调整2

flex与Spring整合2

SpringFactory.java的代码如下，也可以到http://flex-java.googlecode.com/svn/trunk
/flex/01-java/src/flex/spring/factories/SpringFactory.java取，为了方便直接给出来.

package com.deng.factory;import org.springframework.context.ApplicationContext;import org.springframework.web.context.support.WebApplicationContextUtils;import org.springframework.beans.BeansException;import org.springframework.beans.factory.NoSuchBeanDefinitionException;import flex.messaging.FactoryInstance;import flex.messaging.FlexFactory;import flex.messaging.config.ConfigMap;import flex.messaging.services.ServiceException;public class SpringFactory implements FlexFactory{    private static final String SOURCE = "source";       public void initialize(String id, ConfigMap configMap) {}        public FactoryInstance createFactoryInstance(String id, ConfigMap properties)    {        SpringFactoryInstance instance = new SpringFactoryInstance(this, id, properties);        instance.setSource(properties.getPropertyAsString(SOURCE, instance.getId()));        return instance;    } // end method createFactoryInstance()        public Object lookup(FactoryInstance inst)    {        SpringFactoryInstance factoryInstance = (SpringFactoryInstance) inst;        return factoryInstance.lookup();    }     static class SpringFactoryInstance extends FactoryInstance    {        SpringFactoryInstance(SpringFactory factory, String id, ConfigMap properties)        {            super(factory, id, properties);        }        public String toString()        {            return "SpringFactory instance for id=" + getId() + " source=" + getSource() + " scope=" + getScope();        }        public Object lookup()         {            ApplicationContext appContext = WebApplicationContextUtils.getWebApplicationContext(flex.messaging.FlexContext.getServletConfig().getServletContext());            String beanName = getSource();            try            {                return appContext.getBean(beanName);            }            catch (NoSuchBeanDefinitionException nexc)            {                ServiceException e = new ServiceException();                String msg = "Spring service named '" + beanName + "' does not exist.";                e.setMessage(msg);                e.setRootCause(nexc);                e.setDetails(msg);                e.setCode("Server.Processing");                throw e;            }            catch (BeansException bexc)            {                ServiceException e = new ServiceException();                String msg = "Unable to create Spring service named '" + beanName + "' ";                e.setMessage(msg);                e.setRootCause(bexc);                e.setDetails(msg);                e.setCode("Server.Processing");                throw e;            }         }            } }