any idea where opensaml-1.0.1.jar is download from in wss4j 1.5.2 package ?

[wss4j wei]

any idea where opensaml-1.0.1.jar is downloaded from in wss4j 1.5.2 package
? trying debug opensaml-1.0.1.jar as it failed in the opensaml-1.0.1.jar