Por favor, lembre-se que esta tradução da especificação é resultado de um projeto da comunidade java.net( https://jdk5-api-pt-br.dev.java.net/). A versão oficial da especificação é a versão na língua inglesa que pode ser encontrada em http://java.sun.com/j2se/1.5.0/docs/api/. Em caso de divergências, a versão predominante da especificação é a original em inglês.

Please note that this translation of the specification is the result of a java.net community project ( https://jdk5-api-pt-br.dev.java.net/ ). The official version of the specification is the US English language version which can be found at http://java.sun.com/j2se/1.5.0/docs/api/. In case of disputes, the authoritative version of the specification is the original, English document.

org.omg.PortableInterceptor
Class CurrentHelper

java.lang.Object
  org.omg.PortableInterceptor.CurrentHelper

public abstract class CurrentHelper
extends Object

Portable Interceptors Current (also known as PICurrent) is merely a slot table, the slots of which are used by each service to transfer their context data between their context and the request's or reply's service context. Each service which wishes to use PICurrent reserves a slot or slots at initialization time and uses those slots during the processing of requests and replies.

Before an invocation is made, PICurrent is obtained via a call to ORB.resolve_initial_references( "PICurrent" ). From within the interception points, the data on PICurrent that has moved from the thread scope to the request scope is available via the get_slot operation on the RequestInfo object. A PICurrent can still be obtained via resolve_initial_references, but that is the Interceptor's thread scope PICurrent.

Constructor Summary

CurrentHelper()

Method Summary

static Current	extract(Any a)
static String	id()
static void	insert(Any a, Current that)
static Current	narrow(Object obj)
static Current	read(InputStream istream)
static TypeCode	type()
static Current	unchecked_narrow(Object obj)
static void	write(OutputStream ostream, Current value)

Methods inherited from class java.lang.Object

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

Constructor Detail

CurrentHelper

public CurrentHelper()

Method Detail

insert

public static void insert(Any a,
                          Current that)

extract

public static Current extract(Any a)

type

public static TypeCode type()

id

public static String id()

read

public static Current read(InputStream istream)

write

public static void write(OutputStream ostream,
                         Current value)

narrow

public static Current narrow(Object obj)

unchecked_narrow

public static Current unchecked_narrow(Object obj)