@Override
      public void onReconnect(InternalDistributedSystem system1,
          InternalDistributedSystem system2) {
        System.out.println("reconnect listener onReconnect invoked " + system2);
        cache = system2.getCache();
      }
GEODE-2155 Auto-reconnect fails with NPE due to a cache listener Declarable.init method
throwing an exception.
geode-core/src/distributedTest/java/org/apache/geode/cache30/ReconnectDUnitTest.java