code: protected boolean isBulkInsertionBufferFull() {
          if (insertionBufferSize >= insertionBuffer.length) {
              return true;
          }
          double sizeAsDouble = size + insertionBufferSize;
          return Math.getExponent(sizeAsDouble) + 3 >= insertionBuffer.length;
      }
docs: Check if the bulk insertion buffer is full.
  
  @return true if the bulk insertion buffer is full, false otherwise