@Override
    public boolean containsValue(Object value) {
        if (size == 0) {
            return false;
        }
        for (V v : values) {
            if (value.equals(v)) {
                return true;
            }
        }
        return false;
    }
@author James Chen
@see java.util.EnumMap
turms-server-common/src/main/java/im/turms/server/common/infra/collection/FastEnumMap.java