if (payload instanceof String s) System.out.println("It's a String: " + s); else if (payload instanceof Integer i) System.out.println("It's an Integer: " + i);
A typical JAV filename contains:
The string JUL-744-JAVHD-TODAY-1008202102-40-13 Min appears to follow a pattern associated with unauthorized or pirated adult video metadata—specifically, it resembles coded filenames used on certain file-sharing or tube sites. These are not official titles, and they typically combine: JUL-744-JAVHD-TODAY-1008202102-40-13 Min
Why it matters : No boilerplate getters, no toString() —the compiler does it for you. if (payload instanceof String s) System