returns the name of the parameter used to get and set the action's item
This function is used by the jsp tags as default parameter name of the item attribute
By default this ist the name "item"
returns the last Action Error of the current or a previous aciton
the error is left on the session unless the clear flag is set to true
In order to display the error to the user an application should use
this function instead of getActionError() and set clear to true.
this method assembles all key values to a combined string
The key parts will be separated by forward slashes (KEY_SEP_CHAR)
thus the key parts must not contain forward slashes.
this method assembles all key values to a combined string
The key parts will be separated by forward slashes (KEY_SEP_CHAR)
thus the key parts must not contain forward slashes.