this.storeID = storeID; this.acceptReliableMessages = acceptReliableMessages; messageRefs = new ConcurrentReaderHashMap(); messages = new ConcurrentReaderHashMap();  log.debug(this + " initialized");
this(storeID, false);
   public InMemoryMessageStore(Serializable storeID, boolean acceptReliableMessages)   {      this.storeID = storeID;      this.acceptReliableMessages = acceptReliableMessages;      messageRefs = new ConcurrentReaderHashMap();      messages = new ConcurrentReaderHashMap();      log.debug(this + " initialized");   }