Examples with Id org.apache.atlas.typesystem.persistence.Id used on opensource projects

Example 26 with Id

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

the class EntityJerseyResourceIT method testUTF8.

@Test
public void testUTF8() throws Exception {
    //Type names cannot be arbitrary UTF8 characters. See org.apache.atlas.type.AtlasTypeUtil#validateType()
    String classType = randomString();
    String attrName = random();
    String attrValue = random();
    HierarchicalTypeDefinition<ClassType> classTypeDefinition = TypesUtil.createClassTypeDef(classType, ImmutableSet.<String>of(), TypesUtil.createUniqueRequiredAttrDef(attrName, DataTypes.STRING_TYPE));
    TypesDef typesDef = TypesUtil.getTypesDef(ImmutableList.<EnumTypeDefinition>of(), ImmutableList.<StructTypeDefinition>of(), ImmutableList.<HierarchicalTypeDefinition<TraitType>>of(), ImmutableList.of(classTypeDefinition));
    createType(typesDef);
    Referenceable instance = new Referenceable(classType);
    instance.set(attrName, attrValue);
    Id guid = createInstance(instance);
    JSONObject response = atlasClientV1.callAPIWithBodyAndParams(AtlasClient.API.GET_ENTITY, null, guid._getId());
    Referenceable getReferenceable = InstanceSerialization.fromJsonReferenceable(response.getString(AtlasClient.DEFINITION), true);
    Assert.assertEquals(getReferenceable.get(attrName), attrValue);
}

Example 27 with Id

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

the class FalconHookIT method verifyFeedLineage.

private void verifyFeedLineage(String feedName, String clusterName, String feedId, String dbName, String tableName) throws Exception {
    //verify that lineage from hive table to falcon feed is created
    String processId = assertEntityIsRegistered(FalconDataTypes.FALCON_FEED_CREATION.getName(), AtlasClient.REFERENCEABLE_ATTRIBUTE_NAME, FalconBridge.getFeedQualifiedName(feedName, clusterName));
    Referenceable processEntity = atlasClient.getEntity(processId);
    assertEquals(((List<Id>) processEntity.get("outputs")).get(0).getId()._getId(), feedId);
    String inputId = ((List<Id>) processEntity.get("inputs")).get(0).getId()._getId();
    Referenceable tableEntity = atlasClient.getEntity(inputId);
    assertEquals(tableEntity.getTypeName(), HiveDataTypes.HIVE_TABLE.getName());
    assertEquals(tableEntity.get(AtlasClient.REFERENCEABLE_ATTRIBUTE_NAME), HiveMetaStoreBridge.getTableQualifiedName(clusterName, dbName, tableName));
}

Example 28 with Id

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

the class DeleteHandler method deleteEdgeBetweenVertices.

/**
     * Deletes the edge between outvertex and inVertex. The edge is for attribute attributeName of outVertex
     * @param outVertex
     * @param inVertex
     * @param attributeName
     * @throws AtlasException
     */
protected void deleteEdgeBetweenVertices(AtlasVertex outVertex, AtlasVertex inVertex, String attributeName) throws AtlasException {
    if (LOG.isDebugEnabled()) {
        LOG.debug("Removing edge from {} to {} with attribute name {}", string(outVertex), string(inVertex), attributeName);
    }
    String typeName = GraphHelper.getTypeName(outVertex);
    String outId = GraphHelper.getGuid(outVertex);
    Id.EntityState state = GraphHelper.getState(outVertex);
    if ((outId != null && RequestContext.get().isDeletedEntity(outId)) || state == Id.EntityState.DELETED) {
        //If the reference vertex is marked for deletion, skip updating the reference
        return;
    }
    IDataType type = typeSystem.getDataType(IDataType.class, typeName);
    AttributeInfo attributeInfo = getFieldMapping(type).fields.get(attributeName);
    String propertyName = GraphHelper.getQualifiedFieldName(type, attributeName);
    String edgeLabel = EDGE_LABEL_PREFIX + propertyName;
    AtlasEdge edge = null;
    switch(attributeInfo.dataType().getTypeCategory()) {
        case CLASS:
            //If its class attribute, its the only edge between two vertices
            if (attributeInfo.multiplicity.nullAllowed()) {
                edge = graphHelper.getEdgeForLabel(outVertex, edgeLabel);
                if (shouldUpdateReverseAttribute) {
                    GraphHelper.setProperty(outVertex, propertyName, null);
                }
            } else {
                // Cannot unset a required attribute.
                throw new NullRequiredAttributeException("Cannot unset required attribute " + GraphHelper.getQualifiedFieldName(type, attributeName) + " on " + GraphHelper.getVertexDetails(outVertex) + " edge = " + edgeLabel);
            }
            break;
        case ARRAY:
            //If its array attribute, find the right edge between the two vertices and update array property
            List<String> elements = GraphHelper.getListProperty(outVertex, propertyName);
            if (elements != null) {
                //Make a copy, else list.remove reflects on titan.getProperty()
                elements = new ArrayList<>(elements);
                for (String elementEdgeId : elements) {
                    AtlasEdge elementEdge = graphHelper.getEdgeByEdgeId(outVertex, edgeLabel, elementEdgeId);
                    if (elementEdge == null) {
                        continue;
                    }
                    AtlasVertex elementVertex = elementEdge.getInVertex();
                    if (elementVertex.equals(inVertex)) {
                        edge = elementEdge;
                        //TODO element.size includes deleted items as well. should exclude
                        if (!attributeInfo.multiplicity.nullAllowed() && elements.size() <= attributeInfo.multiplicity.lower) {
                            // Deleting this edge would violate the attribute's lower bound.
                            throw new NullRequiredAttributeException("Cannot remove array element from required attribute " + GraphHelper.getQualifiedFieldName(type, attributeName) + " on " + GraphHelper.getVertexDetails(outVertex) + " " + GraphHelper.getEdgeDetails(elementEdge));
                        }
                        if (shouldUpdateReverseAttribute) {
                            //but when column is deleted, table will not reference the deleted column
                            if (LOG.isDebugEnabled()) {
                                LOG.debug("Removing edge {} from the array attribute {}", string(elementEdge), attributeName);
                            }
                            // Remove all occurrences of the edge ID from the list.
                            // This prevents dangling edge IDs (i.e. edge IDs for deleted edges)
                            // from the remaining in the list if there are duplicates.
                            elements.removeAll(Collections.singletonList(elementEdge.getId().toString()));
                            GraphHelper.setProperty(outVertex, propertyName, elements);
                            break;
                        }
                    }
                }
            }
            break;
        case MAP:
            //If its map attribute, find the right edge between two vertices and update map property
            List<String> keys = GraphHelper.getListProperty(outVertex, propertyName);
            if (keys != null) {
                //Make a copy, else list.remove reflects on titan.getProperty()
                keys = new ArrayList<>(keys);
                for (String key : keys) {
                    String keyPropertyName = GraphHelper.getQualifiedNameForMapKey(propertyName, key);
                    String mapEdgeId = GraphHelper.getSingleValuedProperty(outVertex, keyPropertyName, String.class);
                    AtlasEdge mapEdge = graphHelper.getEdgeByEdgeId(outVertex, keyPropertyName, mapEdgeId);
                    if (mapEdge != null) {
                        AtlasVertex mapVertex = mapEdge.getInVertex();
                        if (mapVertex.getId().toString().equals(inVertex.getId().toString())) {
                            //TODO keys.size includes deleted items as well. should exclude
                            if (attributeInfo.multiplicity.nullAllowed() || keys.size() > attributeInfo.multiplicity.lower) {
                                edge = mapEdge;
                            } else {
                                // Deleting this entry would violate the attribute's lower bound.
                                throw new NullRequiredAttributeException("Cannot remove map entry " + keyPropertyName + " from required attribute " + GraphHelper.getQualifiedFieldName(type, attributeName) + " on " + GraphHelper.getVertexDetails(outVertex) + " " + GraphHelper.getEdgeDetails(mapEdge));
                            }
                            if (shouldUpdateReverseAttribute) {
                                //remove this key
                                if (LOG.isDebugEnabled()) {
                                    LOG.debug("Removing edge {}, key {} from the map attribute {}", string(mapEdge), key, attributeName);
                                }
                                keys.remove(key);
                                GraphHelper.setProperty(outVertex, propertyName, keys);
                                GraphHelper.setProperty(outVertex, keyPropertyName, null);
                            }
                            break;
                        }
                    }
                }
            }
            break;
        case STRUCT:
        case TRAIT:
            break;
        default:
            throw new IllegalStateException("There can't be an edge from " + GraphHelper.getVertexDetails(outVertex) + " to " + GraphHelper.getVertexDetails(inVertex) + " with attribute name " + attributeName + " which is not class/array/map attribute");
    }
    if (edge != null) {
        deleteEdge(edge, false);
        RequestContext requestContext = RequestContext.get();
        GraphHelper.setProperty(outVertex, Constants.MODIFICATION_TIMESTAMP_PROPERTY_KEY, requestContext.getRequestTime());
        GraphHelper.setProperty(outVertex, Constants.MODIFIED_BY_KEY, requestContext.getUser());
        requestContext.recordEntityUpdate(outId);
    }
}

Example 29 with Id

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

the class FullTextMapper method forAttribute.

private String forAttribute(IDataType type, Object value, boolean followReferences) throws AtlasException {
    if (value == null) {
        return null;
    }
    switch(type.getTypeCategory()) {
        case PRIMITIVE:
            return String.valueOf(value);
        case ENUM:
            return ((EnumValue) value).value;
        case ARRAY:
            StringBuilder fullText = new StringBuilder();
            IDataType elemType = ((DataTypes.ArrayType) type).getElemType();
            List list = (List) value;
            for (Object element : list) {
                String elemFullText = forAttribute(elemType, element, false);
                if (StringUtils.isNotEmpty(elemFullText)) {
                    fullText = fullText.append(FULL_TEXT_DELIMITER).append(elemFullText);
                }
            }
            return fullText.toString();
        case MAP:
            fullText = new StringBuilder();
            IDataType keyType = ((DataTypes.MapType) type).getKeyType();
            IDataType valueType = ((DataTypes.MapType) type).getValueType();
            Map map = (Map) value;
            for (Object entryObj : map.entrySet()) {
                Map.Entry entry = (Map.Entry) entryObj;
                String keyFullText = forAttribute(keyType, entry.getKey(), false);
                if (StringUtils.isNotEmpty(keyFullText)) {
                    fullText = fullText.append(FULL_TEXT_DELIMITER).append(keyFullText);
                }
                String valueFullText = forAttribute(valueType, entry.getValue(), false);
                if (StringUtils.isNotEmpty(valueFullText)) {
                    fullText = fullText.append(FULL_TEXT_DELIMITER).append(valueFullText);
                }
            }
            return fullText.toString();
        case CLASS:
            if (followReferences) {
                Id refId = ((ITypedReferenceableInstance) value).getId();
                String refGuid = refId._getId();
                AtlasVertex refVertex = typedInstanceToGraphMapper.lookupVertex(refId);
                if (refVertex == null) {
                    refVertex = graphHelper.getVertexForGUID(refGuid);
                }
                return mapRecursive(refVertex, false);
            }
            break;
        case STRUCT:
            if (followReferences) {
                return forInstance((ITypedInstance) value, true);
            }
            break;
        default:
            throw new IllegalStateException("Unhandled type category " + type.getTypeCategory());
    }
    return null;
}

Example 30 with Id

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

the class GraphHelper method getTypedReferenceableInstance.

public static ITypedReferenceableInstance getTypedReferenceableInstance(TypeSystem typeSystem, Referenceable entityInstance) throws AtlasException {
    final String entityTypeName = ParamChecker.notEmpty(entityInstance.getTypeName(), "Entity type cannot be null");
    ClassType entityType = typeSystem.getDataType(ClassType.class, entityTypeName);
    //Both assigned id and values are required for full update
    //classtype.convert() will remove values if id is assigned. So, set temp id, convert and
    // then replace with original id
    Id origId = entityInstance.getId();
    entityInstance.replaceWithNewId(new Id(entityInstance.getTypeName()));
    ITypedReferenceableInstance typedInstrance = entityType.convert(entityInstance, Multiplicity.REQUIRED);
    ((ReferenceableInstance) typedInstrance).replaceWithNewId(origId);
    return typedInstrance;
}