How to use

alterStorage

method

in

org.apache.lens.cube.metadata.CubeMetastoreClient

/**
 * Alter storage specified by the name to new definition
 *
 * @param storage     The new storage definition
 * @throws LensException
 */
public void alterStorage(XStorage storage) throws LensException, HiveException {
 alterStorage(storage.getName(), JAXBUtils.storageFromXStorage(storage));
}

/**
 * Alter storage specified by the name to new definition
 *
 * @param storage     The new storage definition
 * @throws LensException
 */
public void alterStorage(XStorage storage) throws LensException, HiveException {
 alterStorage(storage.getName(), JAXBUtils.storageFromXStorage(storage));
}
public void alterStorage(String storageName, Storage storage) throws LensException, HiveException {

@Override
public void alterStorage(LensSessionHandle sessionid, String storageName,
 XStorage storage) throws LensException {
 try (SessionContext ignored = new SessionContext(sessionid)){
  getClient(sessionid).alterStorage(storage);
  log.info("Altered storage " + storageName);
 } catch (HiveException e) {
  throw new LensException(e);
 }
}

public <T extends Equals & HashCode & ToString> void updateEntity(String name, T entity)
 throws LensException, HiveException {
 if (entity instanceof XStorage) {
  alterStorage((XStorage) entity);
 } else if (entity instanceof XCube) {
  alterCube((XCube)entity);
 } else if (entity instanceof XDimension) {
  alterDimension((XDimension) entity);
 } else if (entity instanceof XFact) {
  alterCubeFactTable((XFact) entity);
 } else if (entity instanceof XDimensionTable) {
  alterCubeDimensionTable((XDimensionTable) entity);
 } else if (entity instanceof XSegmentation) {
  alterSegmentation((XSegmentation) entity);
 } else {
  throw new LensException("Unable to alter entity " + entity + " as it's unrecognizable: " + entity.getClass());
 }
}

public <T extends Equals & HashCode & ToString> void updateEntity(String name, T entity)
 throws LensException, HiveException {
 if (entity instanceof XStorage) {
  alterStorage((XStorage) entity);
 } else if  (entity instanceof XCube) {
  alterCube((XCube)entity);
 } else if (entity instanceof XDimension) {
  alterDimension((XDimension) entity);
 } else if (entity instanceof XFact) {
  alterCubeFactTable((XFact) entity);
 } else if (entity instanceof XDimensionTable) {
  alterCubeDimensionTable((XDimensionTable) entity);
 } else if (entity instanceof XSegmentation) {
  alterSegmentation((XSegmentation) entity);
 } else {
  throw new LensException("Unable to alter entity " + entity + " as it's unrecognizable: " + entity.getClass());
 }
}