org.apache.tuscany.sca.host.corba.naming
Class TransientNamingContext

java.lang.Object
  org.omg.PortableServer.Servant
      org.omg.CosNaming.NamingContextExtPOA
          org.apache.tuscany.sca.host.corba.naming.NamingContextBase
              org.apache.tuscany.sca.host.corba.naming.TransientNamingContext

All Implemented Interfaces:

org.omg.CORBA.portable.InvokeHandler, org.omg.CosNaming.NamingContextExtOperations, org.omg.CosNaming.NamingContextOperations

public class TransientNamingContext
extends NamingContextBase

Nested Class Summary

class	TransientNamingContext.BoundObject Internal class used to store bound objects in the HashMap.
class	TransientNamingContext.TransientBindingIterator Context implementation version of the BindingIterator object used to return list items.

Field Summary

protected java.util.HashMap	bindings
protected org.omg.CORBA.Object	rootContext

Fields inherited from class org.apache.tuscany.sca.host.corba.naming.NamingContextBase

logger, nonEscaped, orb, poa

Constructor Summary

TransientNamingContext(org.omg.CORBA.ORB orb, org.omg.PortableServer.POA poa)
Create a top-level naming context.

TransientNamingContext(org.omg.CORBA.ORB orb, org.omg.PortableServer.POA poa, org.omg.CORBA.Object root)
Construct a TransientNamingContext subcontext.

Method Summary

protected void	bindObject(org.omg.CosNaming.NameComponent n, org.omg.CORBA.Object obj, org.omg.CosNaming.BindingTypeHolder type) Bind an object into the current context.
void	destroy() Destroy a context.
org.omg.CORBA.Object	getRootContext() Retrieve the rootContext for this NamingContext.
void	list(int how_many, org.omg.CosNaming.BindingListHolder bl, org.omg.CosNaming.BindingIteratorHolder bi) Create a list of bound objects an contexts contained within this context.
org.omg.CosNaming.NamingContext	new_context() Create a new context of the same type as the calling context.
protected org.omg.CORBA.Object	resolveObject(org.omg.CosNaming.NameComponent n, org.omg.CosNaming.BindingTypeHolder type) Resolve an object in this context (single level resolution).
protected org.omg.CORBA.Object	unbindObject(org.omg.CosNaming.NameComponent n) Unbind an object from the current context.

Methods inherited from class org.apache.tuscany.sca.host.corba.naming.NamingContextBase

bind_context, bind_new_context, bind, debug, encodeRFC2396Name, escapeName, extractSubName, isDebugEnabled, logNameComponent, nameToString, rebind_context, rebind, resolve_str, resolve, resolveContext, to_name, to_string, to_url, unbind, validateName

Methods inherited from class org.omg.CosNaming.NamingContextExtPOA

_all_interfaces, _invoke, _this, _this

Methods inherited from class org.omg.PortableServer.Servant

_default_POA, _get_delegate, _get_interface_def, _is_a, _non_existent, _object_id, _orb, _poa, _set_delegate, _this_object, _this_object

Methods inherited from class java.lang.Object

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

Field Detail

bindings

protected java.util.HashMap bindings

rootContext

protected org.omg.CORBA.Object rootContext

Constructor Detail

TransientNamingContext

public TransientNamingContext(org.omg.CORBA.ORB orb,
                              org.omg.PortableServer.POA poa)
                       throws java.lang.Exception

Create a top-level naming context.

Parameters:

orb - The orb hosting this context.

poa - The POA used to activate the object.

Throws:

java.lang.Exception

TransientNamingContext

public TransientNamingContext(org.omg.CORBA.ORB orb,
                              org.omg.PortableServer.POA poa,
                              org.omg.CORBA.Object root)
                       throws java.lang.Exception

Construct a TransientNamingContext subcontext.

Parameters:

orb - The orb this context is associated with.

poa - The POA the root context is activated under.

root - The root context.

Throws:

java.lang.Exception

Method Detail

new_context

public org.omg.CosNaming.NamingContext new_context()
                                            throws org.omg.CORBA.SystemException

Create a new context of the same type as the calling context.

Specified by:

new_context in interface org.omg.CosNaming.NamingContextOperations

Specified by:

new_context in class NamingContextBase

Returns:

A new NamingContext item.

Throws:

org.omg.CosNaming.NamingContextPackage.NotFound

org.omg.CORBA.SystemException

destroy

public void destroy()
             throws org.omg.CosNaming.NamingContextPackage.NotEmpty

Destroy a context. This method should clean up any backing resources associated with the context.

Specified by:

destroy in interface org.omg.CosNaming.NamingContextOperations

Specified by:

destroy in class NamingContextBase

Throws:

org.omg.CosNaming.NamingContextPackage.NotEmpty

list

public void list(int how_many,
                 org.omg.CosNaming.BindingListHolder bl,
                 org.omg.CosNaming.BindingIteratorHolder bi)
          throws org.omg.CORBA.SystemException

Create a list of bound objects an contexts contained within this context.

Specified by:

list in interface org.omg.CosNaming.NamingContextOperations

Specified by:

list in class NamingContextBase

Parameters:

how_many - The count of elements to return as a BindingList.

bl - A holder element for returning the source binding list.

bi - A holder for returning a BindingIterator. Any extra elements not returned in the BindingList are returned in the BindingIterator.

Throws:

org.omg.CORBA.SystemException

resolveObject

protected org.omg.CORBA.Object resolveObject(org.omg.CosNaming.NameComponent n,
                                             org.omg.CosNaming.BindingTypeHolder type)
                                      throws org.omg.CORBA.SystemException

Resolve an object in this context (single level resolution).

Specified by:

resolveObject in class NamingContextBase

Parameters:

n - The name of the target object.

type - A type holder for returning the bound object type information.

Returns:

The bound object. Returns null if the object does not exist in the context.

Throws:

org.omg.CORBA.SystemException

bindObject

protected void bindObject(org.omg.CosNaming.NameComponent n,
                          org.omg.CORBA.Object obj,
                          org.omg.CosNaming.BindingTypeHolder type)
                   throws org.omg.CORBA.SystemException

Bind an object into the current context. This can be either an object or a naming context.

Specified by:

bindObject in class NamingContextBase

Parameters:

n - The single-level name of the target object.

obj - The object or context to be bound.

type -

Throws:

org.omg.CORBA.SystemException

unbindObject

protected org.omg.CORBA.Object unbindObject(org.omg.CosNaming.NameComponent n)
                                     throws org.omg.CORBA.SystemException

Unbind an object from the current context.

Specified by:

unbindObject in class NamingContextBase

Parameters:

n - The name of the target object (single level).

Returns:

The object associated with the binding. Returns null if there was no binding currently associated with this name.

Throws:

org.omg.CORBA.SystemException

getRootContext

public org.omg.CORBA.Object getRootContext()

Retrieve the rootContext for this NamingContext.

Returns:

The rootContext CORBA object associated with this context.