org.omg.PortableServer

Class POAHelper

java.lang.Object

org.omg.PortableServer.POAHelper

public abstract class POAHelper
extends Object

The helper operations for the CORBA object POA.

Constructor Summary

Constructors

Constructor and Description
POAHelper()

Method Summary

Methods

Modifier and Type	Method and Description
static POA	extract(Any any) Extract the POA from given Any.
static String	id() Get the POA repository id.
static void	insert(Any any, POA that) Insert the POA into the given Any.
static POA	narrow(Object obj) Cast the passed object into the POA.
static POA	read(InputStream input) This should read POA from the CDR input stream, but, following the specs, it doesnot.
static TypeCode	type() Get the type code of the POA.
static void	write(OutputStream output, POA value) This should read POA from the CDR input stream, but, following the specs, it doesnot.

Methods inherited from class java.lang.Object

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

Constructor Detail

POAHelper

public POAHelper()

Method Detail

narrow

public static POA narrow(Object obj)

Cast the passed object into the POA. As POA is a local object, the method just uses java type cast.

Parameters:

obj - the object to narrow.

Returns:

narrowed instance.

Throws:

BAD_PARAM - if the passed object is not a POA.

type

public static TypeCode type()

Get the type code of the POA.

insert

public static void insert(Any any,
          POA that)

Insert the POA into the given Any.

Parameters:

any - the Any to insert into.

that - the POA to insert.

extract

public static POA extract(Any any)

Extract the POA from given Any.

Throws:

BAD_OPERATION - if the passed Any does not contain POA.

id

public static String id()

Get the POA repository id.

Returns:

"IDL:omg.org/PortableServer/POA:2.3", always.

read

public static POA read(InputStream input)

This should read POA from the CDR input stream, but, following the specs, it doesnot. The jdk 1.5 API specification defines that POA cannot be exported.

Parameters:

input - a org.omg.CORBA.portable stream to read from.

Throws:

MARSHAL, - always.

write

public static void write(OutputStream output,
         POA value)

This should read POA from the CDR input stream, but, following the specs, it doesnot. The jdk 1.5 API specification defines that POA cannot be exported.

Parameters:

output - a org.omg.CORBA.portable stream to write into.

Throws:

MARSHAL, - always.