thanks for the links
struts.objectFactory.spring.autoWire.alwaysRespect
Whether the autowire strategy should always be
used, or if the framework should try to guess the best strategy based
on the situation
false for backwards-compatibility
t
//code works perfect as long as
struts.objectFactory.spring.autoWire.alwaysRespect=true
//look at the alternative which nosedives into else guesswork which may return
a null bean
com.opensymphony.xwork2.spring.SpringObjectFactory
/*** @param clazz
* @param extraContext
* @throws Exception*/
@Override
public Object buildBean(Class clazz, Map<String, Object> extraContext)
throws Exception {
Object bean;
try {
//follow autowire strategy or use legacy approach which mixes injection
strategies
if (alwaysRespectAutowireStrategy) {
// Leave the creation up to Spring
bean = autoWiringFactory.createBean(clazz, autowireStrategy,
false);
injectApplicationContext(bean);
return injectInternalBeans(bean);
} else {
//wrong if you want type!="name"
// autoWiringFactory = findAutoWiringBeanFactory(this.appContext); only in
setContext
bean = autoWiringFactory.autowire(clazz,
AutowireCapableBeanFactory.AUTOWIRE_CONSTRUCTOR, false);
bean =
autoWiringFactory.applyBeanPostProcessorsBeforeInitialization(bean,
bean.getClass().getName());
//only defined in
org.springframework.beans.factory.config.AutowireCapableBeanFactory
// Object applyBeanPostProcessorsBeforeInitialization(Object existingBean,
String beanName)
// We don't need to call the init-method since one won't be registered.
bean =
autoWiringFactory.applyBeanPostProcessorsAfterInitialization(bean,
bean.getClass().getName());
//only defined in
org.springframework.beans.factory.config.AutowireCapableBeanFactory
// Object applyBeanPostProcessorsAfterInitialization(Object existingBean,
String beanName)
return autoWireBean(bean, autoWiringFactory);
//returns NULL
}
} catch (UnsatisfiedDependencyException e) {
if (LOG.isErrorEnabled())
LOG.error("Error building bean", e);
// Fall back
return autoWireBean(super.buildBean(clazz, extraContext),
autoWiringFactory);
}
}
public Object autoWireBean(Object bean, AutowireCapableBeanFactory
autoWiringFactory) {
if (autoWiringFactory != null) {
autoWiringFactory.autowireBeanProperties(bean,
autowireStrategy, false);
}
injectApplicationContext(bean);
injectInternalBeans(bean);
return bean;
}
com.opensymphony.xwork2.ObjectFactory
/*** Build a generic Java object of the given type.
* @param clazz the type of Object to build
* @param extraContext a Map of extra context which uses the same keys as
the {...@link com.opensymphony.xwork2.ActionContext}
*/
public Object buildBean(Class clazz, Map extraContext) throws Exception {
return clazz.newInstance();
}
private void injectApplicationContext(Object bean) {
if (bean instanceof ApplicationContextAware) {
((ApplicationContextAware) bean).setApplicationContext(appContext);
}
}
/*** @param obj */
protected Object injectInternalBeans(Object obj) {
if (obj != null && container != null) {
container.inject(obj);
}
return obj;
}
//a very good likelihood that the returned bean will be null in the else
condition as it is never created
Martin Gainty
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> Date: Tue, 2 Jun 2009 08:47:59 -0700
> From: [email protected]
> To: [email protected]
> Subject: Re: Introducing Spring in Struts2 Project
>
>
> I've written a couple of articles on my blog about integrating Spring with
> Struts 2.
>
> See:
>
> http://www.brucephillips.name/blog/index.cfm/2008/10/17/Using-Struts-2-and-Spring-Frameworks-Together
>
> http://www.brucephillips.name/blog/index.cfm/2009/3/7/Using-Spring-In-A-Struts-2-Web-Application
>
>
> Also I'd recommend getting the early release of Struts 2 In Practice
> (Manning Publishing), which has an excellent chapter on using Spring in a
> Struts 2 application:
>
> http://www.manning.com/wannemacher/
>
> Bruce
>
>
> I have been assigned a task to introduce spring in struts 2 project. I have
> been novice at both technologies. Right now i am going through the project
> to analyze what is actually going and i thought to get some advice from
> experts sitting across the globe.
>
> What could be the key areas which will get effected if we introduce spring
> in struts 2. What things should i look for.
>
>
> --
> View this message in context:
> http://www.nabble.com/Introducing-Spring-in-Struts2-Project-tp23832610p23835401.html
> Sent from the Struts - User mailing list archive at Nabble.com.
>
>
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