private void ensureStaticMineralsIsMutable() {
        if (!((bitField0_ & 0x00000001) == 0x00000001)) {
          staticMinerals_ = new java.util.ArrayList<org.bwapi.proxy.messages.GameMessages.UnitId>(staticMinerals_);
          bitField0_ |= 0x00000001;
         }
      }