Examples with DataSetLoader org.summerb.approaches.jdbccrud.api.relations.DataSetLoader used on opensource projects

Example 1 with DataSetLoader

use of org.summerb.approaches.jdbccrud.api.relations.DataSetLoader in project summerb by skarpushin.

the class DataSetLoaderTest method testLoadObjectsByIds_ExpectTwoObjsOfSameTypeLoadedOk.

@Test
public void testLoadObjectsByIds_ExpectTwoObjsOfSameTypeLoadedOk() throws EntityNotFoundException, NotAuthorizedException, FieldValidationException {
    DataSetLoader loader = buildLoaderCase1();
    TestDto2 d2i1 = new TestDto2();
    d2i1.setEnv("d2i1");
    d2i1.setLinkToFullDonwload("asdad");
    d2i1 = testDto2Service.create(d2i1);
    TestDto2 d2i2 = new TestDto2();
    d2i2.setEnv("d2i2");
    d2i2.setLinkToFullDonwload("asdad");
    d2i2 = testDto2Service.create(d2i2);
    List<HasId> result = loader.loadObjectsByIds(ids(d2i1, d2i2), testDto2Service.getEntityTypeMessageCode());
    assertNotNull(result);
    assertEquals(2, result.size());
}

Example 2 with DataSetLoader

use of org.summerb.approaches.jdbccrud.api.relations.DataSetLoader in project summerb by skarpushin.

the class DataSetLoaderTest method testResolveReferencedObjects_ExpectOneToManyTwoParentsOneChildLoadedOk.

@Test
public void testResolveReferencedObjects_ExpectOneToManyTwoParentsOneChildLoadedOk() throws EntityNotFoundException, NotAuthorizedException, FieldValidationException {
    DataSetLoader loader = buildLoaderCase1();
    TestDto2 d2i1 = new TestDto2();
    d2i1.setEnv("required");
    d2i1.setLinkToFullDonwload("required");
    d2i1 = testDto2Service.create(d2i1);
    TestDto1 d1i1 = new TestDto1();
    d1i1.setEnv("required");
    d1i1.setLinkToFullDonwload("required");
    d1i1 = testDto1Service.create(d1i1);
    TestDto3 d3i1 = new TestDto3();
    d3i1.setLinkToDtoTwo(d2i1.getId());
    d3i1 = testDto3Service.create(d3i1);
    TestDto3 d3i2 = new TestDto3();
    d3i2.setLinkToDtoTwo(d2i1.getId());
    d3i2.setLinkToDtoOneOptional(d1i1.getId());
    d3i2 = testDto3Service.create(d3i2);
    DataSet result = new DataSet();
    result.get(testDto2Service.getEntityTypeMessageCode()).put(d2i1);
    result.get(testDto1Service.getEntityTypeMessageCode()).put(d1i1);
    loader.resolveReferencedObjects(result, Refs.ref3to2mand.reverse(), Refs.ref3to1.reverse());
    assertNotNull(result.get(testDto3Service.getEntityTypeMessageCode()).find(d3i1.getId()));
    assertNotNull(result.get(testDto3Service.getEntityTypeMessageCode()).find(d3i2.getId()));
}

Example 3 with DataSetLoader

use of org.summerb.approaches.jdbccrud.api.relations.DataSetLoader in project summerb by skarpushin.

the class DataSetLoaderTest method testResolveReferencedObjects_ExpectM2mLoadedOkOk.

@Test
public void testResolveReferencedObjects_ExpectM2mLoadedOkOk() throws EntityNotFoundException, NotAuthorizedException, FieldValidationException {
    DataSetLoader loader = buildLoaderCase1();
    TestDto3 d3i1 = new TestDto3();
    // non-existing link
    d3i1.setLinkToDtoTwo(1L);
    d3i1 = testDto3Service.create(d3i1);
    TestDto1 d1i1 = new TestDto1();
    d1i1.setEnv(d3i1.getId());
    d1i1.setLinkToFullDonwload("required");
    d1i1 = testDto1Service.create(d1i1);
    TestDto1 d1i2 = new TestDto1();
    d1i2.setEnv(d3i1.getId());
    d1i2.setLinkToFullDonwload("required");
    d1i2 = testDto1Service.create(d1i2);
    TestDto2 d2i1 = new TestDto2();
    d2i1.setEnv("required");
    d2i1.setLinkToFullDonwload("required");
    d2i1 = testDto2Service.create(d2i1);
    m2mService.addReferencee(d2i1.getId(), d1i1.getId());
    m2mService.addReferencee(d2i1.getId(), d1i2.getId());
    // -----------------------------------
    String t1 = testDto1Service.getEntityTypeMessageCode();
    String t2 = testDto2Service.getEntityTypeMessageCode();
    String t3 = testDto3Service.getEntityTypeMessageCode();
    DataSet result = new DataSet();
    loader.loadObjectAndItsRefs(d2i1.getId(), t2, result, Refs.ref2to1m2m, Refs.ref1to3);
    assertNotNull(result.get(t2).find(d2i1.getId()));
    assertNotNull(result.get(t1).find(d1i1.getId()));
    assertNotNull(result.get(t1).find(d1i2.getId()));
    assertNotNull(result.get(t3).find(d3i1.getId()));
    Set<Object> d2refsTo1 = result.get(t2).getBackRefs().getForRow(d2i1).getForRef(Refs.ref2to1m2m);
    assertEquals(2, d2refsTo1.size());
    assertTrue(d2refsTo1.contains(d1i1.getId()));
    assertTrue(d2refsTo1.contains(d1i2.getId()));
}

Example 4 with DataSetLoader

use of org.summerb.approaches.jdbccrud.api.relations.DataSetLoader in project summerb by skarpushin.

the class EasyCrudRestControllerBase method resolveReferences.

private void resolveReferences(List<String> referencesToResolve, CrudQueryResult<TId, TDto> ret, List<TDto> items) throws EntityNotFoundException, NotAuthorizedException {
    Preconditions.checkState(dataSetLoader != null, "DataSetLoader is required to resolve references");
    Preconditions.checkState(referencesRegistry != null, "referencesRegistry is required to resolve references");
    DataSet ds = new DataSet();
    DataTable<TId, TDto> table = new DataTable<>(service.getEntityTypeMessageCode());
    table.putAll(items);
    ds.getTables().put(table.getName(), table);
    List<Ref> references = referencesToResolve.stream().map(name -> referencesRegistry.getRefByName(name)).collect(Collectors.toList());
    Ref[] refsArr = (Ref[]) references.toArray(new Ref[references.size()]);
    dataSetLoader.resolveReferencedObjects(ds, refsArr);
    // now remove initial table from dataset because we don't want to
    // duplicate this. It's already populated to rows
    ds.getTables().remove(table.getName());
    // x. ret
    ret.setRefsResolved(references.stream().collect(Collectors.toMap(Ref::getName, Function.identity())));
    ret.setRefs(ds);
}

Example 5 with DataSetLoader

use of org.summerb.approaches.jdbccrud.api.relations.DataSetLoader in project summerb by skarpushin.

the class DataSetLoaderTest method testResolveReferencedObjects_ExpectWillNotTryToLoadNullReferences.

@Test
public void testResolveReferencedObjects_ExpectWillNotTryToLoadNullReferences() throws EntityNotFoundException, NotAuthorizedException, FieldValidationException {
    DataSetLoader loader = buildLoaderCase1();
    TestDto2 d2i1 = new TestDto2();
    d2i1.setEnv("required");
    d2i1.setLinkToFullDonwload("required");
    d2i1 = testDto2Service.create(d2i1);
    TestDto3 d3i1 = new TestDto3();
    d3i1.setLinkToDtoTwo(d2i1.getId());
    d3i1 = testDto3Service.create(d3i1);
    DataSet result = new DataSet();
    Map<String, Set<Object>> idsToLoad = new HashMap<String, Set<Object>>();
    idsToLoad.put(testDto3Service.getEntityTypeMessageCode(), ids(d3i1.getId()));
    loader.loadObjectsByIds(idsToLoad, result);
    loader.resolveReferencedObjects(result, Refs.ref3to2mand, Refs.ref3to1);
    assertNotNull(result.get(testDto2Service.getEntityTypeMessageCode()).find(d2i1.getId()));
}