org.jboss.dna.graph
Class BasicExecutionContextFactory

java.lang.Object
  org.jboss.dna.graph.BasicExecutionContextFactory

All Implemented Interfaces:

ExecutionContextFactory

public class BasicExecutionContextFactory
extends Object
implements ExecutionContextFactory

Basic implementation of a ExecutionContextFactory that returns basic ExecutionContexts.

Author:

Randall Hauch

Constructor Summary

BasicExecutionContextFactory()
Create a new instance of this factory.

BasicExecutionContextFactory(String defaultNamespaceUri)
Create a new instance of this factory.

Method Summary

ExecutionContext	create() Creates an ExecutionContext using a snapshot of the access control context obtained from the current calling context.
ExecutionContext	create(AccessControlContext accessControlContext) Creates an ExecutionContext using the supplied access control context.
ExecutionContext	create(LoginContext loginContext) Create an ExecutionContext for the supplied LoginContext.
ExecutionContext	create(String name)
ExecutionContext	create(String name, CallbackHandler callbackHandler)
ExecutionContext	create(String name, Subject subject)
ExecutionContext	create(String name, Subject subject, CallbackHandler callbackHandler)
NamespaceRegistry	getDefaultNamespaces()

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicExecutionContextFactory

public BasicExecutionContextFactory()

Create a new instance of this factory.

BasicExecutionContextFactory

public BasicExecutionContextFactory(String defaultNamespaceUri)

Create a new instance of this factory.

Parameters:

defaultNamespaceUri - the URI of the namespace that should be used with names that have no specified namespace prefix

Throws:

IllegalArgumentException - if the URI is null

Method Detail

getDefaultNamespaces

public NamespaceRegistry getDefaultNamespaces()

Returns:

defaultNamespaces

create

public ExecutionContext create()

Creates an ExecutionContext using a snapshot of the access control context obtained from the current calling context.

Specified by:

create in interface ExecutionContextFactory

Returns:

the execution context; never null.

See Also:

ExecutionContextFactory.create()

create

public ExecutionContext create(AccessControlContext accessControlContext)

Creates an ExecutionContext using the supplied access control context.

Specified by:

create in interface ExecutionContextFactory

Parameters:

accessControlContext - An access control context.

Returns:

the execution context; never null.

See Also:

ExecutionContextFactory.create(java.security.AccessControlContext)

create

public ExecutionContext create(LoginContext loginContext)

Create an ExecutionContext for the supplied LoginContext.

Specified by:

create in interface ExecutionContextFactory

Parameters:

loginContext - the JAAS login context

Returns:

the execution context

See Also:

ExecutionContextFactory.create(javax.security.auth.login.LoginContext)

create

public ExecutionContext create(String name)
                        throws LoginException

Specified by:

create in interface ExecutionContextFactory

Parameters:

name - the name of the JAAS login context

Returns:

the execution context

Throws:

LoginException - if there name is invalid (or there is no login context named "other"), or if the default callback handler JAAS property was not set or could not be loaded

See Also:

ExecutionContextFactory.create(java.lang.String)

create

public ExecutionContext create(String name,
                               Subject subject)
                        throws LoginException

Specified by:

create in interface ExecutionContextFactory

Parameters:

name - the name of the JAAS login context

subject - the subject to authenticate

Returns:

the execution context

Throws:

LoginException - if there name is invalid (or there is no login context named "other"), if the default callback handler JAAS property was not set or could not be loaded, or if the subject is null or unknown

See Also:

ExecutionContextFactory.create(java.lang.String, javax.security.auth.Subject)

create

public ExecutionContext create(String name,
                               CallbackHandler callbackHandler)
                        throws LoginException

Specified by:

create in interface ExecutionContextFactory

Parameters:

name - the name of the JAAS login context

callbackHandler - the callback handler that will be used by LoginModules to communicate with the user.

Returns:

the execution context

Throws:

LoginException - if there name is invalid (or there is no login context named "other"), or if the callbackHandler is null

See Also:

ExecutionContextFactory.create(java.lang.String, javax.security.auth.callback.CallbackHandler)

create

public ExecutionContext create(String name,
                               Subject subject,
                               CallbackHandler callbackHandler)
                        throws LoginException

Specified by:

create in interface ExecutionContextFactory

Parameters:

name - the name of the JAAS login context

subject - the subject to authenticate

callbackHandler - the callback handler that will be used by LoginModules to communicate with the user.

Returns:

the execution context

Throws:

LoginException - if there name is invalid (or there is no login context named "other"), if the default callback handler JAAS property was not set or could not be loaded, if the subject is null or unknown, or if the callbackHandler is null

See Also:

ExecutionContextFactory.create(java.lang.String, javax.security.auth.Subject, javax.security.auth.callback.CallbackHandler)