public static void populateServerCache() throws Exception {
    Region region1 = cache.getRegion(SEPARATOR + REGION_NAME);
    for (int i = 0; i < PREPOPULATED_ENTRIES; i++) {
      region1.put("key-" + i, "val-" + i);
    }
  }
Populates the server cache by putting some entries

@throws Exception - thrown if any problem occurs while creating entries at server cache
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/InterestResultPolicyDUnitTest.java