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java.lang.Objectorg.springframework.jndi.JndiAccessor
org.springframework.jndi.JndiLocatorSupport
org.springframework.jndi.JndiObjectLocator
org.springframework.remoting.rmi.JndiRmiClientInterceptor
org.springframework.remoting.rmi.JndiRmiProxyFactoryBean
public class JndiRmiProxyFactoryBean
Factory bean for RMI proxies from JNDI.
Typically used for RMI-IIOP (CORBA), but can also be used for EJB home objects
(for example, a Stateful Session Bean home). In contrast to a plain JNDI lookup,
this accessor also performs narrowing through PortableRemoteObject.
With conventional RMI services, this invoker is typically used with the RMI service interface. Alternatively, this invoker can also proxy a remote RMI service with a matching non-RMI business interface, i.e. an interface that mirrors the RMI service methods but does not declare RemoteExceptions. In the latter case, RemoteExceptions thrown by the RMI stub will automatically get converted to Spring's unchecked RemoteAccessException.
The JNDI environment can be specified as "jndiEnvironment" property,
or be configured in a jndi.properties file or as system properties.
For example:
<property name="jndiEnvironment">
<props>
<prop key="java.naming.factory.initial">com.sun.jndi.cosnaming.CNCtxFactory</prop>
<prop key="java.naming.provider.url">iiop://localhost:1050</prop>
</props>
</property>
JndiRmiClientInterceptor.setServiceInterface(java.lang.Class),
JndiObjectLocator.setJndiName(java.lang.String),
JndiAccessor.setJndiTemplate(org.springframework.jndi.JndiTemplate),
JndiAccessor.setJndiEnvironment(java.util.Properties),
JndiObjectLocator.setJndiName(java.lang.String),
JndiRmiServiceExporter,
RemoteAccessException,
RemoteException,
Remote,
PortableRemoteObject.narrow(java.lang.Object, java.lang.Class)| Field Summary |
|---|
| Fields inherited from class org.springframework.jndi.JndiLocatorSupport |
|---|
CONTAINER_PREFIX |
| Fields inherited from class org.springframework.jndi.JndiAccessor |
|---|
logger |
| Constructor Summary | |
|---|---|
JndiRmiProxyFactoryBean()
|
|
| Method Summary | |
|---|---|
void |
afterPropertiesSet()
Invoked by a BeanFactory after it has set all bean properties supplied (and satisfied BeanFactoryAware and ApplicationContextAware). |
Object |
getObject()
Return an instance (possibly shared or independent) of the object managed by this factory. |
Class |
getObjectType()
Return the type of object that this FactoryBean creates, or null if not known in advance. |
boolean |
isSingleton()
Is the object managed by this factory a singleton? |
void |
setBeanClassLoader(ClassLoader classLoader)
Callback that supplies the bean class loader to
a bean instance. |
| Methods inherited from class org.springframework.remoting.rmi.JndiRmiClientInterceptor |
|---|
createRemoteInvocation, doInvoke, doInvoke, getRemoteInvocationFactory, getServiceInterface, getStub, invoke, isConnectFailure, isConnectFailure, lookupStub, prepare, refreshAndRetry, setCacheStub, setLookupStubOnStartup, setRefreshStubOnConnectFailure, setRemoteInvocationFactory, setServiceInterface |
| Methods inherited from class org.springframework.jndi.JndiObjectLocator |
|---|
getExpectedType, getJndiName, lookup, setExpectedType, setJndiName |
| Methods inherited from class org.springframework.jndi.JndiLocatorSupport |
|---|
convertJndiName, isResourceRef, lookup, lookup, setResourceRef |
| Methods inherited from class org.springframework.jndi.JndiAccessor |
|---|
getJndiEnvironment, getJndiTemplate, setJndiEnvironment, setJndiTemplate |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public JndiRmiProxyFactoryBean()
| Method Detail |
|---|
public void setBeanClassLoader(ClassLoader classLoader)
BeanClassLoaderAwareclass loader to
a bean instance.
Invoked after the population of normal bean properties but
before an initialization callback such as
InitializingBean's
InitializingBean.afterPropertiesSet()
method or a custom init-method.
setBeanClassLoader in interface BeanClassLoaderAwareclassLoader - the owning class loader; may be null in
which case a default ClassLoader must be used, for example
the ClassLoader obtained via
ClassUtils.getDefaultClassLoader()
public void afterPropertiesSet()
throws NamingException
InitializingBeanThis method allows the bean instance to perform initialization only possible when all bean properties have been set and to throw an exception in the event of misconfiguration.
afterPropertiesSet in interface InitializingBeanafterPropertiesSet in class JndiRmiClientInterceptorNamingExceptionpublic Object getObject()
FactoryBeanAs with a BeanFactory, this allows support for both the
Singleton and Prototype design pattern.
If this FactoryBean is not fully initialized yet at the time of
the call (for example because it is involved in a circular reference),
throw a corresponding FactoryBeanNotInitializedException.
As of Spring 2.0, FactoryBeans are allowed to return null
objects. The factory will consider this as normal value to be used; it
will not throw a FactoryBeanNotInitializedException in this case anymore.
FactoryBean implementations are encouraged to throw
FactoryBeanNotInitializedException themselves now, as appropriate.
getObject in interface FactoryBeannull)FactoryBeanNotInitializedExceptionpublic Class getObjectType()
FactoryBeannull if not known in advance.
This allows one to check for specific types of beans without instantiating objects, for example on autowiring.
In the case of implementations that are creating a singleton object, this method should try to avoid singleton creation as far as possible; it should rather estimate the type in advance. For prototypes, returning a meaningful type here is advisable too.
This method can be called before this FactoryBean has been fully initialized. It must not rely on state created during initialization; of course, it can still use such state if available.
NOTE: Autowiring will simply ignore FactoryBeans that return
null here. Therefore it is highly recommended to implement
this method properly, using the current state of the FactoryBean.
getObjectType in interface FactoryBeannull if not known at the time of the callListableBeanFactory.getBeansOfType(java.lang.Class)public boolean isSingleton()
FactoryBeanFactoryBean.getObject() always return the same object
(a reference that can be cached)?
NOTE: If a FactoryBean indicates to hold a singleton object,
the object returned from getObject() might get cached
by the owning BeanFactory. Hence, do not return true
unless the FactoryBean always exposes the same reference.
The singleton status of the FactoryBean itself will generally be provided by the owning BeanFactory; usually, it has to be defined as singleton there.
NOTE: This method returning false does not
necessarily indicate that returned objects are independent instances.
An implementation of the extended SmartFactoryBean interface
may explicitly indicate independent instances through its
SmartFactoryBean.isPrototype() method. Plain FactoryBean
implementations which do not implement this extended interface are
simply assumed to always return independent instances if the
isSingleton() implementation returns false.
isSingleton in interface FactoryBeanFactoryBean.getObject(),
SmartFactoryBean.isPrototype()
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