Examples with IStruct org.apache.atlas.typesystem.IStruct used on opensource projects

Example 31 with IStruct

use of org.apache.atlas.typesystem.IStruct in project incubator-atlas by apache.

the class GraphBackedRepositorySoftDeleteTest method assertTestDisconnectUnidirectionalArrayReferenceFromStructAndTraitTypes.

@Override
protected void assertTestDisconnectUnidirectionalArrayReferenceFromStructAndTraitTypes(String structContainerGuid) throws Exception {
    // Verify that the unidirectional references from the struct and trait instances
    // to the deleted entities were not disconnected.
    ITypedReferenceableInstance structContainerConvertedEntity = repositoryService.getEntityDefinition(structContainerGuid);
    ITypedStruct struct = (ITypedStruct) structContainerConvertedEntity.get("struct");
    assertNotNull(struct.get("target"));
    IStruct trait = structContainerConvertedEntity.getTrait("TestTrait");
    assertNotNull(trait);
    assertNotNull(trait.get("target"));
}

Example 32 with IStruct

use of org.apache.atlas.typesystem.IStruct in project incubator-atlas by apache.

the class ObjectGraphWalker method visitStruct.

void visitStruct(Object val) throws AtlasException {
    if (val == null || !(val instanceof IStruct)) {
        return;
    }
    IStruct i = (IStruct) val;
    IConstructableType type = typeSystem.getDataType(IConstructableType.class, i.getTypeName());
    for (Map.Entry<String, AttributeInfo> e : type.fieldMapping().fields.entrySet()) {
        AttributeInfo aInfo = e.getValue();
        String attrName = e.getKey();
        if (aInfo.dataType().getTypeCategory() != DataTypes.TypeCategory.PRIMITIVE) {
            Object aVal = i.get(attrName);
            nodeProcessor.processNode(new Node(i, attrName, aInfo, aVal));
            traverseValue(aInfo.dataType(), aVal);
        }
    }
}

Example 33 with IStruct

use of org.apache.atlas.typesystem.IStruct in project incubator-atlas by apache.

the class EntityAuditListener method onTraitsUpdated.

@Override
public void onTraitsUpdated(ITypedReferenceableInstance entity, Collection<? extends IStruct> traits) throws AtlasException {
    if (traits != null) {
        for (IStruct trait : traits) {
            EntityAuditEvent event = createEvent(entity, EntityAuditAction.TAG_UPDATE, "Updated trait: " + InstanceSerialization.toJson(trait, true));
            auditRepository.putEvents(event);
        }
    }
}

Example 34 with IStruct

use of org.apache.atlas.typesystem.IStruct in project incubator-atlas by apache.

the class GraphBackedMetadataRepositoryDeleteTestBase method testDisconnectUnidirectionalArrayReferenceFromStructAndTraitTypes.

/**
     * Verify deleting entities that are the target of a unidirectional class array reference
     * from a struct or trait instance.
     */
@Test
public void testDisconnectUnidirectionalArrayReferenceFromStructAndTraitTypes() throws Exception {
    // Define class types.
    HierarchicalTypeDefinition<ClassType> structTargetDef = TypesUtil.createClassTypeDef("StructTarget", ImmutableSet.<String>of(), TypesUtil.createOptionalAttrDef("attr1", DataTypes.STRING_TYPE));
    HierarchicalTypeDefinition<ClassType> traitTargetDef = TypesUtil.createClassTypeDef("TraitTarget", ImmutableSet.<String>of(), TypesUtil.createOptionalAttrDef("attr1", DataTypes.STRING_TYPE));
    HierarchicalTypeDefinition<ClassType> structContainerDef = TypesUtil.createClassTypeDef("StructContainer", ImmutableSet.<String>of(), TypesUtil.createOptionalAttrDef("struct", "TestStruct"));
    // Define struct and trait types which have a unidirectional array reference
    // to a class type.
    StructTypeDefinition structDef = TypesUtil.createStructTypeDef("TestStruct", new AttributeDefinition("target", DataTypes.arrayTypeName("StructTarget"), Multiplicity.OPTIONAL, false, null), new AttributeDefinition("nestedStructs", DataTypes.arrayTypeName("NestedStruct"), Multiplicity.OPTIONAL, false, null));
    StructTypeDefinition nestedStructDef = TypesUtil.createStructTypeDef("NestedStruct", TypesUtil.createOptionalAttrDef("attr1", DataTypes.STRING_TYPE));
    HierarchicalTypeDefinition<TraitType> traitDef = TypesUtil.createTraitTypeDef("TestTrait", ImmutableSet.<String>of(), new AttributeDefinition("target", DataTypes.arrayTypeName("TraitTarget"), Multiplicity.OPTIONAL, false, null));
    TypesDef typesDef = TypesUtil.getTypesDef(ImmutableList.<EnumTypeDefinition>of(), ImmutableList.of(structDef, nestedStructDef), ImmutableList.of(traitDef), ImmutableList.of(structTargetDef, traitTargetDef, structContainerDef));
    typeSystem.defineTypes(typesDef);
    // Create instances of class, struct, and trait types.
    Referenceable structTargetEntity = new Referenceable("StructTarget");
    Referenceable traitTargetEntity = new Referenceable("TraitTarget");
    Referenceable structContainerEntity = new Referenceable("StructContainer");
    Struct structInstance = new Struct("TestStruct");
    Struct nestedStructInstance = new Struct("NestedStruct");
    Referenceable traitInstance = new Referenceable("TestTrait");
    structContainerEntity.set("struct", structInstance);
    structInstance.set("target", ImmutableList.of(structTargetEntity));
    structInstance.set("nestedStructs", ImmutableList.of(nestedStructInstance));
    ClassType structTargetType = typeSystem.getDataType(ClassType.class, "StructTarget");
    ClassType traitTargetType = typeSystem.getDataType(ClassType.class, "TraitTarget");
    ClassType structContainerType = typeSystem.getDataType(ClassType.class, "StructContainer");
    ITypedReferenceableInstance structTargetConvertedEntity = structTargetType.convert(structTargetEntity, Multiplicity.REQUIRED);
    ITypedReferenceableInstance traitTargetConvertedEntity = traitTargetType.convert(traitTargetEntity, Multiplicity.REQUIRED);
    ITypedReferenceableInstance structContainerConvertedEntity = structContainerType.convert(structContainerEntity, Multiplicity.REQUIRED);
    List<String> guids = repositoryService.createEntities(structTargetConvertedEntity, traitTargetConvertedEntity, structContainerConvertedEntity).getCreatedEntities();
    Assert.assertEquals(guids.size(), 3);
    guids = repositoryService.getEntityList("StructTarget");
    Assert.assertEquals(guids.size(), 1);
    String structTargetGuid = guids.get(0);
    guids = repositoryService.getEntityList("TraitTarget");
    Assert.assertEquals(guids.size(), 1);
    String traitTargetGuid = guids.get(0);
    guids = repositoryService.getEntityList("StructContainer");
    Assert.assertEquals(guids.size(), 1);
    String structContainerGuid = guids.get(0);
    // Add TestTrait to StructContainer instance
    traitInstance.set("target", ImmutableList.of(new Id(traitTargetGuid, 0, "TraitTarget")));
    TraitType traitType = typeSystem.getDataType(TraitType.class, "TestTrait");
    ITypedStruct convertedTrait = traitType.convert(traitInstance, Multiplicity.REQUIRED);
    repositoryService.addTrait(structContainerGuid, convertedTrait);
    // Verify that the unidirectional references from the struct and trait instances
    // are pointing at the target entities.
    structContainerConvertedEntity = repositoryService.getEntityDefinition(structContainerGuid);
    Object object = structContainerConvertedEntity.get("struct");
    Assert.assertNotNull(object);
    Assert.assertTrue(object instanceof ITypedStruct);
    ITypedStruct struct = (ITypedStruct) object;
    object = struct.get("target");
    Assert.assertNotNull(object);
    Assert.assertTrue(object instanceof List);
    List<ITypedReferenceableInstance> refList = (List<ITypedReferenceableInstance>) object;
    Assert.assertEquals(refList.size(), 1);
    Assert.assertEquals(refList.get(0).getId()._getId(), structTargetGuid);
    IStruct trait = structContainerConvertedEntity.getTrait("TestTrait");
    Assert.assertNotNull(trait);
    object = trait.get("target");
    Assert.assertNotNull(object);
    Assert.assertTrue(object instanceof List);
    refList = (List<ITypedReferenceableInstance>) object;
    Assert.assertEquals(refList.size(), 1);
    Assert.assertEquals(refList.get(0).getId()._getId(), traitTargetGuid);
    // Delete the entities that are targets of the struct and trait instances.
    EntityResult entityResult = deleteEntities(structTargetGuid, traitTargetGuid);
    Assert.assertEquals(entityResult.getDeletedEntities().size(), 2);
    Assert.assertTrue(entityResult.getDeletedEntities().containsAll(Arrays.asList(structTargetGuid, traitTargetGuid)));
    assertEntityDeleted(structTargetGuid);
    assertEntityDeleted(traitTargetGuid);
    assertTestDisconnectUnidirectionalArrayReferenceFromStructAndTraitTypes(structContainerGuid);
    // Delete the entity which contains nested structs and has the TestTrait trait.
    entityResult = deleteEntities(structContainerGuid);
    Assert.assertEquals(entityResult.getDeletedEntities().size(), 1);
    Assert.assertTrue(entityResult.getDeletedEntities().contains(structContainerGuid));
    assertEntityDeleted(structContainerGuid);
    // Verify all TestStruct struct vertices were removed.
    assertVerticesDeleted(getVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "TestStruct"));
    // Verify all NestedStruct struct vertices were removed.
    assertVerticesDeleted(getVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "NestedStruct"));
    // Verify all TestTrait trait vertices were removed.
    assertVerticesDeleted(getVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "TestTrait"));
}