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

Nested Class Summary

protected static class	DefaultContextAssociationManager.ConversationScopedAssociation
protected static class	DefaultContextAssociationManager.RequestScopedAssociation
protected static class	DefaultContextAssociationManager.ScopedAssociation

Constructor Summary

DefaultContextAssociationManager()

Method Summary

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 DefaultContextAssociationManager.ScopedAssociation>>	getAvailableScopedAssociationClasses() Override to add different / additional contexts.
protected Class<? extends DefaultContextAssociationManager.ScopedAssociation>	getBroadestActiveContext()
Map<String,Object>	getCachedVariables()
Map<String,Object>	getCachedVariablesLocal()
Execution	getExecution() get the current execution
protected ExecutionEntity	getExecutionFromContext()
String	getExecutionId()
protected DefaultContextAssociationManager.ScopedAssociation	getScopedAssociation()
Task	getTask() get the current task
Object	getVariable(String variableName) get a process variable
Object	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

Constructor Detail

DefaultContextAssociationManager

public DefaultContextAssociationManager()

Method Detail

getBroadestActiveContext

protected Class<? extends DefaultContextAssociationManager.ScopedAssociation> getBroadestActiveContext()

getAvailableScopedAssociationClasses

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

Override to add different / additional contexts.

getScopedAssociation

protected DefaultContextAssociationManager.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 Object 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 Object 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 Map<String,Object> getCachedVariables()

Specified by:

getCachedVariables in interface ContextAssociationManager

Returns:

a map of process variables cached between flushes

getCachedVariablesLocal

public Map<String,Object> getCachedVariablesLocal()

Specified by:

getCachedVariablesLocal in interface ContextAssociationManager

Returns:

a map 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()