Run JavaScript and get the result by using Java : Script Engines « JDK 6 « Java
- Java
- JDK 6
- Script Engines
Run JavaScript and get the result by using Java
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.script.ScriptException;
public class RunJavaScript {
public static void main(String args[]) {
ScriptEngineManager manager = new ScriptEngineManager();
ScriptEngine engine = manager.getEngineByName("javascript");
try {
Double hour = (Double) engine.eval("var date = new Date();" + "date.getHours();");
String msg;
if (hour < 10) {
msg = "Good morning";
} else if (hour < 16) {
msg = "Good afternoon";
} else if (hour < 20) {
msg = "Good evening";
} else {
msg = "Good night";
}
System.out.println(hour);
System.out.println(msg);
} catch (ScriptException e) {
System.err.println(e);
}
}
}
/*10.0
Good afternoon
*/
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