import java.io.File;
import java.io.IOException;

public class CreateTempFile {
    public static void main(String[] args)  {
        try {
            //create a temp file
            File temp = File.createTempFile("temp-file-name", ".tmp");
            System.out.println("Temp file : " + temp.getAbsolutePath());
        }
        catch(IOException e) {
            e.printStackTrace();
    	}
    }
}