In someMethod, the call to toString will end up jumping to code that is entirely controlled by the object that is passed in as an argument. The CPU (or in this case, JVM) will lookup the location of toString on whatever type of object it is, and jump there.
This isn't a contrived edge case. In our SDK's connection manager, a close signal can arrive and the connection can shut down in the same event loop tick. drain_requests never runs, and any in-flight work just disappears.
。业内人士推荐电影作为进阶阅读
60-inch width x 80-inch length
The think tank urged lawmakers to act quickly, calling on Congress to “enact revenue or offsets sufficient to fully replace lost IEEPA revenue” and to codify any replacement tariffs or other fiscal measures into law — rather than relying on executive actions that have already proven vulnerable to legal challenge.
США впервые ударили по Ирану ракетой PrSM. Что о ней известно и почему ее назвали «уничтожителем» российских С-400?20:16