perform() - Start administrative actions

Function:	BcAdminRA.perform()
		Starts the specified action for the resource adapter.
Parameters:	bc_object (BcObject of type BcObjectType.RESOURCE_ADAPTER).
		Resource adapter for which the action is to be started.
	action (String)
		Action that is to be started for the specified resource adapter. Possible values are (see BcDef.ACTION_xxx)
		check-avail	Checks the resource adapter's execution status.
		update-ra-xml	Enters the saved changes in the configuration of the resource adapter.
	params (kw) (Dictionary)
		Dictionary with the key-value pairs for the parameters that are to be passed to the specified action. If action="update-ra-xml" then the following key-value pair must be specified in the dictionary params: key="rar-file-path" value= Name of the resource adapter rar file in which the changes to the configuration are to be entered.
Return:	For action="update-ra-xml": True (boolean) if update has been initiated, otherwise BcToolException. For action="check-avail": bcaction (BcObject of type BcObjectType.ACTION) containing all the information about the started action and all its subactions. To obtain more detailed information, you can call a function of the BcAdminAction module with this object as parameter.
Exceptions:	BcObjectException, BcParameterException, BcToolException
Example:	... import BcAdminRA import BcAdminProxy ... proxy_obj=BcAdminProxy.getObject("BCProxy") ra_obj=BcAdminRA.getObject("test-RA", proxy_obj) bcaction=BcAdminRA.perform(ra_obj,"check-avail") ...