docs: public synchronized H2WriteQEntry findNextWriteEntry() {
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "findNextWriteEntry entry: from root " + root);
          }
  
          Node node = root.findNextWrite();
          if (node != null) {
              H2WriteQEntry e = node.getEntry();
              return e;
          }
  
          return null;
      }