docs: protected synchronized ValueSet getAndRemoveFromExplicitBuffer() {
          final String methodName = "getAndRemoveFromExplicitBuffer()";
          ValueSet valueSet = null;
          if (this.explicitBuffer.size() == 0) {
              valueSet = new ValueSet(1);
          } else {
              valueSet = new ValueSet(this.explicitBuffer.size());
              Iterator it = this.explicitBuffer.keySet().iterator();
              while (it.hasNext()) {
                  Object current = it.next();
                  byte info = ((Byte) this.explicitBuffer.get(current)).byteValue();
                  if ((info & HTODInvalidationBuffer.STATUS_ALIAS) == 0) {
                      valueSet.add(current);
                  }
              }
              this.explicitBuffer.clear();
          }
  
          traceDebug(methodName, "cacheName=" + this.cod.cacheName + " bufferSize=" + valueSet.size());
          return valueSet;
      }