IWorkflowActionHandler

All Known Implementing Classes:

WorkflowSendMailActionHandler
```
@StableMinor(version="17.0",
             sinceVersion="4.2")
public interface IWorkflowActionHandler
```
Defines the methods by which a workflow action handler is called.

Since:

4.0.4

Version:

$Revision$ $Date$

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`preProcessAction(SessionConfig sessionConfig, ContentLocale contentLocale, WorkflowTransitionConfig transition, ContentWorkflowMetaData newWorkflowMetaData, ITransaction transaction)`	Method called when a workflow action is performed, before its changes are applied to the persistence layer.

- Method Detail
  - preProcessAction
```
void preProcessAction(SessionConfig sessionConfig,
                      ContentLocale contentLocale,
                      WorkflowTransitionConfig transition,
                      ContentWorkflowMetaData newWorkflowMetaData,
                      ITransaction transaction)
               throws PortalException
```
    Method called when a workflow action is performed, before its changes are applied to the persistence layer.
    
    Parameters:
    
    sessionConfig - the user session information.
    
    ContentLocale - the content locale-specific object where the action was performed.
    
    transition - the transition being performed, or null if no transition is being performed.
    
    newWorkflowMetaData - the new workflow metadata that will be saved. Changes to this object will reflect in the workflow meta data that will be saved.
    
    transaction - the transaction for persistence access.
    
    Throws:
    
    PortalException - if the action should be canceled.
    
    Since:
    
    4.2.0