Examples with IndexType org.neo4j.internal.schema.IndexType used on opensource projects

Example 1 with IndexType

use of org.neo4j.internal.schema.IndexType in project neo4j by neo4j.

the class SchemaStore method schemaIndexToMap.

private static void schemaIndexToMap(IndexDescriptor rule, Map<String, Value> map) {
    // Rule
    putStringProperty(map, PROP_SCHEMA_RULE_TYPE, "INDEX");
    IndexType indexType = rule.getIndexType();
    putStringProperty(map, PROP_INDEX_TYPE, indexType.name());
    if (rule.isUnique()) {
        putStringProperty(map, PROP_INDEX_RULE_TYPE, "UNIQUE");
        if (rule.getOwningConstraintId().isPresent()) {
            map.put(PROP_OWNING_CONSTRAINT, Values.longValue(rule.getOwningConstraintId().getAsLong()));
        }
    } else {
        putStringProperty(map, PROP_INDEX_RULE_TYPE, "NON_UNIQUE");
    }
    // Provider
    indexProviderToMap(rule, map);
    // Index config
    IndexConfig indexConfig = rule.getIndexConfig();
    indexConfigToMap(indexConfig, map);
}

Example 2 with IndexType

use of org.neo4j.internal.schema.IndexType in project neo4j by neo4j.

the class SchemaRuleException method describe.

public static String describe(SchemaDescriptorSupplier schemaThing) {
    SchemaDescriptor schema = schemaThing.schema();
    String tagType;
    switch(schema.entityType()) {
        case NODE:
            tagType = "label";
            break;
        case RELATIONSHIP:
            tagType = "relationship type";
            break;
        default:
            throw new AssertionError("Unknown entity type: " + schema.entityType());
    }
    if (schemaThing instanceof ConstraintDescriptor) {
        ConstraintDescriptor constraint = (ConstraintDescriptor) schemaThing;
        switch(constraint.type()) {
            case UNIQUE:
                return tagType + " uniqueness constraint";
            case EXISTS:
                return tagType + " property existence constraint";
            case UNIQUE_EXISTS:
                return schema.entityType().name().toLowerCase() + " key constraint";
            default:
                throw new AssertionError("Unknown constraint type: " + constraint.type());
        }
    } else {
        IndexDescriptor index = (IndexDescriptor) schemaThing;
        IndexType indexType = index.getIndexType();
        if (indexType != IndexType.BTREE) {
            String indexTypeName = indexType.name().toLowerCase();
            return indexTypeName + " " + tagType + " index";
        } else {
            return tagType + " index";
        }
    }
}

Example 3 with IndexType

use of org.neo4j.internal.schema.IndexType in project neo4j by neo4j.

the class GraphCountsSection method indexes.

private static List<Map<String, Object>> indexes(TokenRead tokens, SchemaRead schemaRead, Anonymizer anonymizer) throws IndexNotFoundKernelException {
    List<Map<String, Object>> indexes = new ArrayList<>();
    Iterator<IndexDescriptor> iterator = schemaRead.indexesGetAll();
    while (iterator.hasNext()) {
        IndexDescriptor index = iterator.next();
        IndexType indexType = index.getIndexType();
        if (indexType == IndexType.FULLTEXT) {
            /* For full text indexes, we currently do not return its options, which makes returning information on
                 * this index not useful and if the index type is ignored, this would even be misleading.
                 */
            continue;
        }
        EntityType entityType = index.schema().entityType();
        Map<String, Object> data = new HashMap<>();
        switch(entityType) {
            case NODE:
                data.put("labels", map(index.schema().getEntityTokenIds(), id -> anonymizer.label(tokens.labelGetName(id), id)));
                break;
            case RELATIONSHIP:
                data.put("relationshipTypes", map(index.schema().getEntityTokenIds(), id -> anonymizer.relationshipType(tokens.relationshipTypeGetName(id), id)));
                break;
            default:
        }
        data.put("properties", map(index.schema().getPropertyIds(), id -> anonymizer.propertyKey(tokens.propertyKeyGetName(id), id)));
        var indexSample = schemaRead.indexSample(index);
        data.put("totalSize", indexSample.indexSize());
        data.put("updatesSinceEstimation", indexSample.updates());
        data.put("estimatedUniqueSize", indexSample.uniqueValues());
        data.put("indexType", indexType.name());
        indexes.add(data);
    }
    return indexes;
}