Examples with IndexIO org.apache.druid.segment.IndexIO used on opensource projects

Example 16 with IndexIO

use of org.apache.druid.segment.IndexIO in project druid by druid-io.

the class AggregationTestHelper method createScanQueryAggregationTestHelper.

public static AggregationTestHelper createScanQueryAggregationTestHelper(List<? extends Module> jsonModulesToRegister, TemporaryFolder tempFolder) {
    ObjectMapper mapper = TestHelper.makeJsonMapper();
    ScanQueryQueryToolChest toolchest = new ScanQueryQueryToolChest(new ScanQueryConfig(), DefaultGenericQueryMetricsFactory.instance());
    final Closer resourceCloser = Closer.create();
    ScanQueryRunnerFactory factory = new ScanQueryRunnerFactory(toolchest, new ScanQueryEngine(), new ScanQueryConfig());
    IndexIO indexIO = new IndexIO(mapper, new ColumnConfig() {

        @Override
        public int columnCacheSizeBytes() {
            return 0;
        }
    });
    return new AggregationTestHelper(mapper, new IndexMergerV9(mapper, indexIO, OffHeapMemorySegmentWriteOutMediumFactory.instance()), indexIO, toolchest, factory, tempFolder, jsonModulesToRegister, resourceCloser, Collections.emptyMap());
}