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

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org.jboss.ejb
Class AllowedOperationsAssociation

java.lang.Object
  org.jboss.ejb.AllowedOperationsAssociation

All Implemented Interfaces:: AllowedOperationsFlags

public final class AllowedOperationsAssociation
extends Object
implements AllowedOperationsFlags

Associates the current thread with a stack of flags that indicate the callers current ejb method. According to the EJB2.1 spec not all context methods can be accessed at all times For example ctx.getPrimaryKey() should throw an IllegalStateException when called from within ejbCreate()

Version:: $Revision: 1.2 $
Author:: Thomas.Diesler@jboss.org

Field Summary

static HashMap methodMap


Fields inherited from interface org.jboss.ejb.AllowedOperationsFlags

IN_AFTER_BEGIN, IN_AFTER_COMPLETION, IN_BEFORE_COMPLETION, IN_BUSINESS_METHOD, IN_EJB_ACTIVATE, IN_EJB_CREATE, IN_EJB_FIND, IN_EJB_HOME, IN_EJB_LOAD, IN_EJB_PASSIVATE, IN_EJB_POST_CREATE, IN_EJB_REMOVE, IN_EJB_STORE, IN_EJB_TIMEOUT, IN_INTERCEPTOR_METHOD, IN_SERVICE_ENDPOINT_METHOD, IN_SET_ENTITY_CONTEXT, IN_SET_MESSAGE_DRIVEN_CONTEXT, IN_SET_SESSION_CONTEXT, IN_UNSET_ENTITY_CONTEXT, NOT_ALLOWED

Constructor Summary

AllowedOperationsAssociation()


Method Summary

static void assertAllowedIn(String ctxMethod, int flags)
          Throw an IllegalStateException if the current inMethodFlag does not match the given flags

static int peekInMethodFlag()
          Return th ecurrent inMethodFlag, or -1 if there is none

static void popInMethodFlag()
          Reset when the instance exits an ejb method

static void pushInMethodFlag(int inMethodFlag)
          Set when the instance enters an ejb method, reset on exit

Methods inherited from class java.lang.Object

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

Field Detail

methodMap

public static final HashMap methodMap

Constructor Detail

AllowedOperationsAssociation

public AllowedOperationsAssociation()

Method Detail

pushInMethodFlag

public static void pushInMethodFlag(int inMethodFlag)

Set when the instance enters an ejb method, reset on exit

Parameters:: inMethodFlag - one of the IN_METHOD contants or null

popInMethodFlag

public static void popInMethodFlag()

Reset when the instance exits an ejb method

peekInMethodFlag

public static int peekInMethodFlag()

Return th ecurrent inMethodFlag, or -1 if there is none

assertAllowedIn

public static void assertAllowedIn(String ctxMethod,
                                   int flags)

Throw an IllegalStateException if the current inMethodFlag does not match the given flags