sam_function.js revision 802:235d22ccfd24 
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30 */
31
32// nashorn supports passing script functions whenever
33// a SAM (single abstract method) type object is expected
34
35var System = Java.type("java.lang.System");
36var Timer = Java.type("java.util.Timer");
37var timer = new Timer();
38
39// schedule method accepts java.util.TimerTask
40// which is a single-abstract-method type. you
41// can pass a script function and nashorn will
42// wrap it as SAM implementor.
43
44timer.schedule(function() {
45    print("Hello World!");
46}, 1000);
47
48// wait for timer thread to print by
49// reading from stdin.
50print("press any key to exit after message from timer...");
51System.in.read();
52