@Test public void testSerDe() throws IOException { IndexingConfig indexingConfig = new IndexingConfig(); indexingConfig.setLoadMode("MMAP"); indexingConfig.setAggregateMetrics(true); List<String> invertedIndexColumns = Arrays.asList("a", "b", "c"); indexingConfig.setInvertedIndexColumns(invertedIndexColumns); List<String> sortedColumn = Arrays.asList("d", "e", "f"); indexingConfig.setSortedColumn(sortedColumn); List<String> onHeapDictionaryColumns = Arrays.asList("x", "y", "z"); indexingConfig.setOnHeapDictionaryColumns(onHeapDictionaryColumns); List<String> bloomFilterColumns = Arrays.asList("a", "b"); indexingConfig.setBloomFilterColumns(bloomFilterColumns); Map<String, String> noDictionaryConfig = new HashMap<>(); noDictionaryConfig.put("a", "SNAPPY"); noDictionaryConfig.put("b", "PASS_THROUGH"); indexingConfig.setnoDictionaryConfig(noDictionaryConfig); indexingConfig = JsonUtils.stringToObject(JsonUtils.objectToString(indexingConfig), IndexingConfig.class); assertEquals(indexingConfig.getLoadMode(), "MMAP"); assertTrue(indexingConfig.isAggregateMetrics()); assertEquals(indexingConfig.getInvertedIndexColumns(), invertedIndexColumns); assertEquals(indexingConfig.getSortedColumn(), sortedColumn); assertEquals(indexingConfig.getOnHeapDictionaryColumns(), onHeapDictionaryColumns); assertEquals(indexingConfig.getBloomFilterColumns(), bloomFilterColumns); assertEquals(indexingConfig.getNoDictionaryConfig(), noDictionaryConfig); }