Package org.camunda.bpm.engine.cdi.impl.context

Class DefaultContextAssociationManager

java.lang.Object

org.camunda.bpm.engine.cdi.impl.context.DefaultContextAssociationManager

All Implemented Interfaces:

Serializable, ContextAssociationManager

public class DefaultContextAssociationManager
extends Object
implements ContextAssociationManager, Serializable

Default implementation of the business process association manager. Uses a fallback-strategy to associate the process instance with the "broadest" active scope, starting with the conversation.

Subclass in order to implement custom association schemes and association with custom scopes.

Author:

Daniel Meyer

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Logger	log

Constructor Summary

Constructors

Constructor	Description
DefaultContextAssociationManager()

Method Summary

Modifier and Type	Method	Description
void	disAssociate()	Disassociates the current process instance with a context / scope
protected void	ensureCommandContextNotActive()
void	flushVariableCache()	allows to flush the cached variables.
protected List<Class<? extends ScopedAssociation>>	getAvailableScopedAssociationClasses()	Override to add different / additional contexts.
protected Class<? extends ScopedAssociation>	getBroadestActiveContext()
VariableMap	getCachedLocalVariables()
VariableMap	getCachedVariables()
Execution	getExecution()	get the current execution
protected ExecutionEntity	getExecutionFromContext()
String	getExecutionId()
protected ScopedAssociation	getScopedAssociation()
Task	getTask()	get the current task
TypedValue	getVariable(String variableName)	get a process variable
TypedValue	getVariableLocal(String variableName)	get a local process variable
void	setExecution(Execution execution)	associate with the provided execution
void	setTask(Task task)	set a current task
void	setVariable(String variableName, Object value)	set a process variable
void	setVariableLocal(String variableName, Object value)	set a local process variable

Methods inherited from class java.lang.Object

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

Field Details

log

protected static final Logger log

Constructor Details

DefaultContextAssociationManager

public DefaultContextAssociationManager()

Method Details

getBroadestActiveContext

protected Class<? extends ScopedAssociation> getBroadestActiveContext()

getAvailableScopedAssociationClasses

protected List<Class<? extends ScopedAssociation>> getAvailableScopedAssociationClasses()

Override to add different / additional contexts.

Returns:

a list of Scope-types, which are used in the given order to resolve the broadest active context (@link #getBroadestActiveContext()})

getScopedAssociation

protected ScopedAssociation getScopedAssociation()

setExecution

public void setExecution(Execution execution)

Description copied from interface: ContextAssociationManager

associate with the provided execution

Specified by:

setExecution in interface ContextAssociationManager

disAssociate

public void disAssociate()

Description copied from interface: ContextAssociationManager

Disassociates the current process instance with a context / scope

Specified by:

disAssociate in interface ContextAssociationManager

getExecutionId

public String getExecutionId()

Specified by:

getExecutionId in interface ContextAssociationManager

Returns:

the id of the execution currently associated or null

getExecution

public Execution getExecution()

Description copied from interface: ContextAssociationManager

get the current execution

Specified by:

getExecution in interface ContextAssociationManager

getVariable

public TypedValue getVariable(String variableName)

Description copied from interface: ContextAssociationManager

get a process variable

Specified by:

getVariable in interface ContextAssociationManager

setVariable

public void setVariable(String variableName,
 Object value)

Description copied from interface: ContextAssociationManager

set a process variable

Specified by:

setVariable in interface ContextAssociationManager

getVariableLocal

public TypedValue getVariableLocal(String variableName)

Description copied from interface: ContextAssociationManager

get a local process variable

Specified by:

getVariableLocal in interface ContextAssociationManager

setVariableLocal

public void setVariableLocal(String variableName,
 Object value)

Description copied from interface: ContextAssociationManager

set a local process variable

Specified by:

setVariableLocal in interface ContextAssociationManager

getExecutionFromContext

protected ExecutionEntity getExecutionFromContext()

getTask

public Task getTask()

Description copied from interface: ContextAssociationManager

get the current task

Specified by:

getTask in interface ContextAssociationManager

setTask

public void setTask(Task task)

Description copied from interface: ContextAssociationManager

set a current task

Specified by:

setTask in interface ContextAssociationManager

getCachedVariables

public VariableMap getCachedVariables()

Specified by:

getCachedVariables in interface ContextAssociationManager

Returns:

a VariableMap of process variables cached between flushes

getCachedLocalVariables

public VariableMap getCachedLocalVariables()

Specified by:

getCachedLocalVariables in interface ContextAssociationManager

Returns:

a VariableMap of local process variables cached between flushes

flushVariableCache

public void flushVariableCache()

Description copied from interface: ContextAssociationManager

allows to flush the cached variables.

Specified by:

flushVariableCache in interface ContextAssociationManager

ensureCommandContextNotActive

protected void ensureCommandContextNotActive()