SPFeatureReceiver.FeatureUpgrading method

Handles the event that is raised when a Feature is upgraded.

Namespace:  Microsoft.SharePoint
Assembly:  Microsoft.SharePoint (in Microsoft.SharePoint.dll)

public virtual void FeatureUpgrading(
	SPFeatureReceiverProperties properties,
	string upgradeActionName,
	IDictionary<string, string> parameters


Type: Microsoft.SharePoint.SPFeatureReceiverProperties

The properties of the event.

Type: System.String

The name of the custom upgrade action to execute.

Type: System.Collections.Generic.IDictionary<String, String>

Parameter names and values for the custom action.

The value of the upgradeActionName can be null if the override of this method implements only one upgrade action.

This method is called during a Feature upgrade when the XML of the Feature contains one or more CustomUpgradeAction tags, as shown in the following example:

  <CustomUpgradeAction Name="text">