public static AbortedStreamException get() {
        return Flags.verboseExceptionSampler().isSampled(AbortedStreamException.class) ?
               new AbortedStreamException() : INSTANCE;
    }
Returns a {@link AbortedStreamException} which may be a singleton or a new instance, depending on
{@link Flags#verboseExceptionSampler()}'s decision.
core/src/main/java/com/linecorp/armeria/common/stream/AbortedStreamException.java