* In guava-android, the only kinds of Exception that may be thrown are
               * RuntimeException and IOException because `closeable` has type `Closeable`—except
               * that we have to account for sneaky checked exception.
               */
              restoreInterruptIfIsInterruptedException(e);
              logger.get().log(WARNING, "thrown by close()", e);
            }
          });

                setValue(e, key, value, now);
                newCount = this.count; // count remains unchanged
              } else {
                setValue(e, key, value, now);
                newCount = this.count + 1;
              }
              this.count = newCount; // write-volatile
              evictEntries(e);
              return null;