Examples with FIELD_NAME_CATALOG_TABLE org.apache.flink.table.planner.plan.nodes.exec.serde.ContextResolvedTableJsonSerializer.FIELD_NAME_CATALOG_TABLE used on opensource projects

Example 1 with FIELD_NAME_CATALOG_TABLE

use of org.apache.flink.table.planner.plan.nodes.exec.serde.ContextResolvedTableJsonSerializer.FIELD_NAME_CATALOG_TABLE in project flink by apache.

the class ContextResolvedTableJsonDeserializer method deserialize.

@Override
public ContextResolvedTable deserialize(JsonParser jsonParser, DeserializationContext ctx) throws IOException {
    final CatalogPlanRestore planRestoreOption = SerdeContext.get(ctx).getConfiguration().get(PLAN_RESTORE_CATALOG_OBJECTS);
    final CatalogManager catalogManager = SerdeContext.get(ctx).getFlinkContext().getCatalogManager();
    final ObjectNode objectNode = jsonParser.readValueAsTree();
    // Deserialize the two fields, if available
    final ObjectIdentifier identifier = JsonSerdeUtil.deserializeOptionalField(objectNode, FIELD_NAME_IDENTIFIER, ObjectIdentifier.class, jsonParser.getCodec(), ctx).orElse(null);
    ResolvedCatalogTable resolvedCatalogTable = JsonSerdeUtil.deserializeOptionalField(objectNode, FIELD_NAME_CATALOG_TABLE, ResolvedCatalogTable.class, jsonParser.getCodec(), ctx).orElse(null);
    if (identifier == null && resolvedCatalogTable == null) {
        throw new ValidationException(String.format("The input JSON is invalid because it doesn't contain '%s', nor the '%s'.", FIELD_NAME_IDENTIFIER, FIELD_NAME_CATALOG_TABLE));
    }
    if (identifier == null) {
        if (isLookupForced(planRestoreOption)) {
            throw missingIdentifier();
        }
        return ContextResolvedTable.anonymous(resolvedCatalogTable);
    }
    Optional<ContextResolvedTable> contextResolvedTableFromCatalog = isLookupEnabled(planRestoreOption) ? catalogManager.getTable(identifier) : Optional.empty();
    // If we have a schema from the plan and from the catalog, we need to check they match.
    if (contextResolvedTableFromCatalog.isPresent() && resolvedCatalogTable != null) {
        ResolvedSchema schemaFromPlan = resolvedCatalogTable.getResolvedSchema();
        ResolvedSchema schemaFromCatalog = contextResolvedTableFromCatalog.get().getResolvedSchema();
        if (!areResolvedSchemasEqual(schemaFromPlan, schemaFromCatalog)) {
            throw schemaNotMatching(identifier, schemaFromPlan, schemaFromCatalog);
        }
    }
    if (resolvedCatalogTable == null || isLookupForced(planRestoreOption)) {
        if (!isLookupEnabled(planRestoreOption)) {
            throw lookupDisabled(identifier);
        }
        // We use what is stored inside the catalog
        return contextResolvedTableFromCatalog.orElseThrow(() -> missingTableFromCatalog(identifier, isLookupForced(planRestoreOption)));
    }
    if (contextResolvedTableFromCatalog.isPresent()) {
        // SCHEMA, so we just need to return the catalog query result
        if (objectNode.at("/" + FIELD_NAME_CATALOG_TABLE + "/" + OPTIONS).isMissingNode()) {
            return contextResolvedTableFromCatalog.get();
        }
        return contextResolvedTableFromCatalog.flatMap(ContextResolvedTable::getCatalog).map(c -> ContextResolvedTable.permanent(identifier, c, resolvedCatalogTable)).orElseGet(() -> ContextResolvedTable.temporary(identifier, resolvedCatalogTable));
    }
    return ContextResolvedTable.temporary(identifier, resolvedCatalogTable);
}