EntityBridgeInvocationHandler (JBoss Server API) - JBoss 4.0.1 sp1 server API Documentation 英文版文档

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org.jboss.ejb.plugins.cmp.bridge
Class EntityBridgeInvocationHandler

java.lang.Object
  org.jboss.ejb.plugins.cmp.bridge.EntityBridgeInvocationHandler

All Implemented Interfaces:: InvocationHandler

public class EntityBridgeInvocationHandler
extends Object
implements InvocationHandler

EntityBridgeInvocationHandler is the invocation hander used by the CMP 2.x dynamic proxy. This class only interacts with the EntityBridge. The main job of this class is to deligate invocation of abstract methods to the appropriate EntityBridge method.

Life-cycle: Tied to the life-cycle of an entity bean instance.

Multiplicity: One per cmp entity bean instance, including beans in pool.

Version:: $Revision: 1.24 $
Author:: Dain Sundstrom, Alexey Loubyansky

Nested Class Summary

static interface EntityBridgeInvocationHandler.BridgeInvoker


static class EntityBridgeInvocationHandler.FieldGetInvoker


static class EntityBridgeInvocationHandler.FieldSetInvoker


Constructor Summary

EntityBridgeInvocationHandler(Map fieldMap, Map selectorMap, Class beanClass)
          Creates an invocation handler for the specified entity.

Method Summary

Object invoke(Object proxy, Method method, Object[] args)
          Processes a method invocation on a proxy instance and returns the result.

void setContext(EntityEnterpriseContext ctx)


Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EntityBridgeInvocationHandler

public EntityBridgeInvocationHandler(Map fieldMap,
                                     Map selectorMap,
                                     Class beanClass)

Creates an invocation handler for the specified entity.

Method Detail

setContext

public void setContext(EntityEnterpriseContext ctx)

invoke

public Object invoke(Object proxy,
                     Method method,
                     Object[] args)
              throws javax.ejb.FinderException

Description copied from interface: InvocationHandler

Processes a method invocation on a proxy instance and returns the result.

Specified by:: invoke in interface InvocationHandler

Parameters:: proxy - ???; method - The method instance corresponding to the interface method invoked on the proxy instance.; args - An array of objects containing the values of the arguments passed in the method invocation on the proxy instance, or null if interface method takes no arguments.
Returns:: The value to return from the method invocation on the proxy instance.
Throws:: javax.ejb.FinderException