@Before
public void init() {
drillConfig = DrillConfig.create();
allocator = RootAllocatorFactory.newRoot(drillConfig);
}
public PrintingResultsListener(DrillConfig config, Format format, int columnWidth) {
this.allocator = RootAllocatorFactory.newRoot(config);
loader = new RecordBatchLoader(allocator);
this.format = format;
this.columnWidth = columnWidth;
}