gistfile1.java

// define this class
public class MyStaticUploadService {
	
	public static String uploadTestResult(String testResultBarcode,int deviceLoc){
		//..do stuff
		return "foobar";
	}
}
 
 
//then, in your controller, do
public @ResponseBody String uploadTestResult(String testResultBarcode,int deviceLoc) {
	return MyStaticUploadService.uploadTestResult(testResultBarcode, deviceLoc);
}
 
//and in your thread, do:
MyStaticUploadService.uploadTestResult(testResultBarcode, deviceLoc);