public interface Script
This class encapsulates script execution relative to an object scope.
java.lang.Object exec(Context cx, Scriptable scope)
The script is executed in a particular runtime Context, which
must be associated with the current thread.
The script is executed relative to a scope--definitions and
uses of global top-level variables and functions will access
properties of the scope object. For compliant ECMA
programs, the scope must be an object that has been initialized
as a global object using
cx- the Context associated with the current thread
scope- the scope to execute relative to