@After
  public void after() {
    if (system != null) {
      system.disconnect();
    }
  }
Integration tests for log rolling with {@link DistributedSystem} lifecycle.

@since GemFire 6.5
geode-core/src/integrationTest/java/org/apache/geode/logging/internal/api/LogRollingWithDistributedSystemIntegrationTest.java