com.sap.netweaver.bc.rf.common.context

Class AccessContextFactory

java.lang.Object

com.sap.netweaver.bc.rf.util.context.AbstractContextFactory

com.sap.netweaver.bc.rf.util.context.AbstractIndependentThreadContextFactory

com.sap.netweaver.bc.rf.common.context.AccessContextFactory

All Implemented Interfaces:

IContextFactory

public class AccessContextFactory
extends AbstractIndependentThreadContextFactory

Context factory providing means to get and set the access context.

Field Summary

Fields inherited from class com.sap.netweaver.bc.rf.util.context.AbstractIndependentThreadContextFactory

threadLocal

Constructor Summary

Constructors

Constructor and Description
AccessContextFactory()

Method Summary

Modifier and Type	Method and Description
IAccessContext	getContext() Get actual context from stack of contexts.
IAccessContext	getContextOrNullIfUnavailable() Get actual context from stack of contexts.
static AccessContextFactory	getInstance() Get singleton instance of this class.
IAccessContext	popContext() Get and remove actual context from the stack of contexts.
void	pushContext(IAccessContext context) Add new context to the top of the stack of contexts.
void	removeContext() Remove actual context including all other stacked contexts completely.
void	setContext(IAccessContext context) Replace actual context with new one in stack of contexts.

Methods inherited from class com.sap.netweaver.bc.rf.util.context.AbstractIndependentThreadContextFactory

getContextStack, getTypeUnsafeContext, getTypeUnsafeContextOrNullIfUnavailable, isAvailable, popTypeUnsafeContext, pushTypeUnsafeContext, removeTypeUnsafeContext, setContextStack, setTypeUnsafeContext, size

Methods inherited from class java.lang.Object

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

Constructor Detail

AccessContextFactory

public AccessContextFactory()

Method Detail

getInstance

public static AccessContextFactory getInstance()

Get singleton instance of this class.

Returns:

singleton instance of this class

getContext

public IAccessContext getContext()
                          throws ContextUnavailableException

Get actual context from stack of contexts.

Returns:

actual context on the context stack

Throws:

ContextUnavailableException - when no (more) context is available on the context stack

getContextOrNullIfUnavailable

public IAccessContext getContextOrNullIfUnavailable()

Get actual context from stack of contexts. Return null if none is availble and don't throw a ContextUnavailableException.

Returns:

actual context on the context stack

setContext

public void setContext(IAccessContext context)

Replace actual context with new one in stack of contexts. If no context is stored, this one will be added.

Parameters:

context - new actual context replacing the old one on the stack

removeContext

public void removeContext()

Remove actual context including all other stacked contexts completely.

popContext

public IAccessContext popContext()
                          throws ContextUnavailableException

Get and remove actual context from the stack of contexts.

Returns:

last actual context on the context stack

Throws:

ContextUnavailableException - when no (more) context is available on the context stack

pushContext

public void pushContext(IAccessContext context)

Add new context to the top of the stack of contexts.

Parameters:

context - new actual context