private void performPuts() {
    Region<Integer, String> region = getCache().getRegion(regionName1);

    // Fill our region data
    for (int i = dataStart; i < dataEnd; ++i) {
      region.put(i, Integer.toString(i));
    }

    Region<Integer, String> barRegion = getCache().getRegion(regionName2);

    // Fill our region data
    for (int i = dataStart; i < dataEnd; ++i) {
      barRegion.put(i, Integer.toString(i));
    }

    dataStart += DATA_INCREMENT;
    dataEnd += DATA_INCREMENT;
  }
Verifies that a user deployed jar file is included as part of the backup.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/backup/IncrementalBackupIntegrationTest.java