* ensure that completed write operations performed by other threads are noticed. For most
     * purposes, the "count" field, tracking the number of elements, serves as that volatile
     * variable ensuring visibility. This is convenient because this field needs to be read in many
     * read operations anyway:
     *

import static com.google.common.util.concurrent.Platform.restoreInterruptIfIsInterruptedException;
import static java.util.logging.Level.FINER;
import static java.util.logging.Level.SEVERE;
import static java.util.logging.Level.WARNING;

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.FluentIterable;