@Override
protected ExecuteResult doWork(ExecutableContext context) throws ExecuteException {
KylinConfig conf = context.getConfig();
final CubeManager mgr = CubeManager.getInstance(conf);
final CubeInstance cube = mgr.getCube(CubingExecutableUtil.getCubeName(this.getParams()));
final CubeSegment newSegment =
cube.getSegmentById(CubingExecutableUtil.getSegmentId(this.getParams()));
final List<CubeSegment> mergingSegments = getMergingSegments(cube);
Collections.sort(mergingSegments);
try {
checkLookupSnapshotsMustIncremental(mergingSegments);
makeDictForNewSegment(conf, cube, newSegment, mergingSegments);
makeSnapshotForNewSegment(cube, newSegment, mergingSegments);
CubeUpdate cubeBuilder = new CubeUpdate(cube);
cubeBuilder.setToUpdateSegs(newSegment);
mgr.updateCube(cubeBuilder);
return new ExecuteResult(ExecuteResult.State.SUCCEED, "succeed");
} catch (IOException e) {
logger.error("fail to merge dictionary or lookup snapshots", e);
return new ExecuteResult(ExecuteResult.State.ERROR, e.getLocalizedMessage());
}
}
private List<CubeSegment> getMergingSegments(CubeInstance cube) {
List<String> mergingSegmentIds = CubingExecutableUtil.getMergingSegmentIds(this.getParams());
List<CubeSegment> result = Lists.newArrayListWithCapacity(mergingSegmentIds.size());
for (String id : mergingSegmentIds) {
result.add(cube.getSegmentById(id));
}
return result;
}
