public void incConnections(int delta) {
    _stats.incInt(connectionsId, delta);
    if (delta > 0) {
      _stats.incInt(connectsId, delta);
    } else if (delta < 0) {
      _stats.incInt(disconnectsId, -delta);
    }
  }
The Statistics object that we delegate most behavior to
geode-core/src/main/java/org/apache/geode/internal/cache/PoolStats.java