Examples with EMPTY_SORTFIELD org.jooq.impl.Tools.EMPTY_SORTFIELD used on opensource projects

Example 1 with EMPTY_SORTFIELD

use of org.jooq.impl.Tools.EMPTY_SORTFIELD in project jOOQ by jOOQ.

the class InformationSchemaMetaImpl method init.

@SuppressWarnings({ "unchecked", "rawtypes" })
private final void init(InformationSchema meta) {
    List<String> errors = new ArrayList<>();
    // Catalogs
    // -------------------------------------------------------------------------------------------------------------
    boolean hasCatalogs = false;
    for (org.jooq.util.xml.jaxb.Catalog xc : meta.getCatalogs()) {
        InformationSchemaCatalog ic = new InformationSchemaCatalog(xc.getCatalogName(), xc.getComment());
        catalogs.add(ic);
        catalogsByName.put(name(xc.getCatalogName()), ic);
        hasCatalogs = true;
    }
    // -------------------------------------------------------------------------------------------------------------
    schemaLoop: for (org.jooq.util.xml.jaxb.Schema xs : meta.getSchemata()) {
        // [#6662] This is kept for backwards compatibility reasons
        if (!hasCatalogs) {
            InformationSchemaCatalog ic = new InformationSchemaCatalog(xs.getCatalogName(), null);
            if (!catalogs.contains(ic)) {
                catalogs.add(ic);
                catalogsByName.put(name(xs.getCatalogName()), ic);
            }
        }
        Name catalogName = name(xs.getCatalogName());
        Catalog catalog = catalogsByName.get(catalogName);
        if (catalog == null) {
            errors.add("Catalog " + catalogName + " not defined for schema " + xs.getSchemaName());
            continue schemaLoop;
        }
        InformationSchemaSchema is = new InformationSchemaSchema(xs.getSchemaName(), catalog, xs.getComment());
        schemas.add(is);
        schemasByName.put(name(xs.getCatalogName(), xs.getSchemaName()), is);
    }
    // -------------------------------------------------------------------------------------------------------------
    domainLoop: for (org.jooq.util.xml.jaxb.Domain d : meta.getDomains()) {
        Name schemaName = name(d.getDomainCatalog(), d.getDomainSchema());
        Schema schema = schemasByName.get(schemaName);
        if (schema == null) {
            errors.add("Schema " + schemaName + " not defined for domain " + d.getDomainName());
            continue domainLoop;
        }
        Name domainName = name(d.getDomainCatalog(), d.getDomainSchema(), d.getDomainName());
        int length = d.getCharacterMaximumLength() == null ? 0 : d.getCharacterMaximumLength();
        int precision = d.getNumericPrecision() == null ? 0 : d.getNumericPrecision();
        int scale = d.getNumericScale() == null ? 0 : d.getNumericScale();
        // TODO [#10239] Support NOT NULL constraints
        boolean nullable = true;
        List<Check<?>> checks = new ArrayList<>();
        for (org.jooq.util.xml.jaxb.DomainConstraint dc : meta.getDomainConstraints()) {
            if (domainName.equals(name(dc.getDomainCatalog(), dc.getDomainSchema(), dc.getDomainName()))) {
                Name constraintName = name(dc.getConstraintCatalog(), dc.getConstraintSchema(), dc.getConstraintName());
                for (org.jooq.util.xml.jaxb.CheckConstraint cc : meta.getCheckConstraints()) if (constraintName.equals(name(cc.getConstraintCatalog(), cc.getConstraintSchema(), cc.getConstraintName())))
                    checks.add(new CheckImpl<>(null, constraintName, DSL.condition(cc.getCheckClause()), true));
            }
        }
        InformationSchemaDomain<?> id = new InformationSchemaDomain<Object>(schema, name(d.getDomainName()), (DataType) type(d.getDataType(), length, precision, scale, nullable, false, null, null), checks.toArray(EMPTY_CHECK));
        domains.add(id);
        domainsByName.put(domainName, id);
    }
    // -------------------------------------------------------------------------------------------------------------
    tableLoop: for (org.jooq.util.xml.jaxb.Table xt : meta.getTables()) {
        Name schemaName = name(xt.getTableCatalog(), xt.getTableSchema());
        Schema schema = schemasByName.get(schemaName);
        if (schema == null) {
            errors.add("Schema " + schemaName + " not defined for table " + xt.getTableName());
            continue tableLoop;
        }
        TableType tableType;
        switch(xt.getTableType()) {
            case GLOBAL_TEMPORARY:
                tableType = TableType.TEMPORARY;
                break;
            case VIEW:
                tableType = TableType.VIEW;
                break;
            case BASE_TABLE:
            default:
                tableType = TableType.TABLE;
                break;
        }
        String sql = null;
        if (tableType == TableType.VIEW) {
            viewLoop: for (org.jooq.util.xml.jaxb.View vt : meta.getViews()) {
                if (StringUtils.equals(defaultIfNull(xt.getTableCatalog(), ""), defaultIfNull(vt.getTableCatalog(), "")) && StringUtils.equals(defaultIfNull(xt.getTableSchema(), ""), defaultIfNull(vt.getTableSchema(), "")) && StringUtils.equals(defaultIfNull(xt.getTableName(), ""), defaultIfNull(vt.getTableName(), ""))) {
                    sql = vt.getViewDefinition();
                    break viewLoop;
                }
            }
        }
        InformationSchemaTable it = new InformationSchemaTable(xt.getTableName(), schema, xt.getComment(), tableType, sql);
        tables.add(it);
        tablesByName.put(name(xt.getTableCatalog(), xt.getTableSchema(), xt.getTableName()), it);
    }
    // Columns
    // -------------------------------------------------------------------------------------------------------------
    List<Column> columns = new ArrayList<>(meta.getColumns());
    columns.sort((o1, o2) -> {
        Integer p1 = o1.getOrdinalPosition();
        Integer p2 = o2.getOrdinalPosition();
        if (Objects.equals(p1, p2))
            return 0;
        if (p1 == null)
            return -1;
        if (p2 == null)
            return 1;
        return p1.compareTo(p2);
    });
    columnLoop: for (Column xc : columns) {
        String typeName = xc.getDataType();
        int length = xc.getCharacterMaximumLength() == null ? 0 : xc.getCharacterMaximumLength();
        int precision = xc.getNumericPrecision() == null ? 0 : xc.getNumericPrecision();
        int scale = xc.getNumericScale() == null ? 0 : xc.getNumericScale();
        boolean nullable = !FALSE.equals(xc.isIsNullable());
        boolean readonly = TRUE.equals(xc.isReadonly());
        Field<?> generatedAlwaysAs = TRUE.equals(xc.isIsGenerated()) ? DSL.field(xc.getGenerationExpression()) : null;
        GenerationOption generationOption = TRUE.equals(xc.isIsGenerated()) ? "STORED".equalsIgnoreCase(xc.getGenerationOption()) ? STORED : "VIRTUAL".equalsIgnoreCase(xc.getGenerationOption()) ? VIRTUAL : null : null;
        // TODO: Exception handling should be moved inside SQLDataType
        Name tableName = name(xc.getTableCatalog(), xc.getTableSchema(), xc.getTableName());
        InformationSchemaTable table = tablesByName.get(tableName);
        if (table == null) {
            errors.add("Table " + tableName + " not defined for column " + xc.getColumnName());
            continue columnLoop;
        }
        AbstractTable.createField(name(xc.getColumnName()), type(typeName, length, precision, scale, nullable, readonly, generatedAlwaysAs, generationOption), table, xc.getComment());
    }
    // Indexes
    // -------------------------------------------------------------------------------------------------------------
    Map<Name, List<SortField<?>>> columnsByIndex = new HashMap<>();
    List<IndexColumnUsage> indexColumnUsages = new ArrayList<>(meta.getIndexColumnUsages());
    indexColumnUsages.sort(comparingInt(IndexColumnUsage::getOrdinalPosition));
    indexColumnLoop: for (IndexColumnUsage ic : indexColumnUsages) {
        Name indexName = name(ic.getIndexCatalog(), ic.getIndexSchema(), ic.getTableName(), ic.getIndexName());
        List<SortField<?>> fields = columnsByIndex.computeIfAbsent(indexName, k -> new ArrayList<>());
        Name tableName = name(ic.getTableCatalog(), ic.getTableSchema(), ic.getTableName());
        InformationSchemaTable table = tablesByName.get(tableName);
        if (table == null) {
            errors.add("Table " + tableName + " not defined for index " + indexName);
            continue indexColumnLoop;
        }
        TableField<Record, ?> field = (TableField<Record, ?>) table.field(ic.getColumnName());
        if (field == null) {
            errors.add("Column " + ic.getColumnName() + " not defined for table " + tableName);
            continue indexColumnLoop;
        }
        fields.add(Boolean.TRUE.equals(ic.isIsDescending()) ? field.desc() : field.asc());
    }
    indexLoop: for (org.jooq.util.xml.jaxb.Index i : meta.getIndexes()) {
        Name tableName = name(i.getTableCatalog(), i.getTableSchema(), i.getTableName());
        Name indexName = name(i.getIndexCatalog(), i.getIndexSchema(), i.getTableName(), i.getIndexName());
        InformationSchemaTable table = tablesByName.get(tableName);
        if (table == null) {
            errors.add("Table " + tableName + " not defined for index " + indexName);
            continue indexLoop;
        }
        List<SortField<?>> c = columnsByIndex.get(indexName);
        if (c == null || c.isEmpty()) {
            errors.add("No columns defined for index " + indexName);
            continue indexLoop;
        }
        IndexImpl index = (IndexImpl) Internal.createIndex(i.getIndexName(), table, c.toArray(EMPTY_SORTFIELD), Boolean.TRUE.equals(i.isIsUnique()));
        table.indexes.add(index);
        indexesByName.put(indexName, index);
    }
    // Constraints
    // -------------------------------------------------------------------------------------------------------------
    Map<Name, List<TableField<Record, ?>>> columnsByConstraint = new HashMap<>();
    List<KeyColumnUsage> keyColumnUsages = new ArrayList<>(meta.getKeyColumnUsages());
    keyColumnUsages.sort(comparing(KeyColumnUsage::getOrdinalPosition));
    keyColumnLoop: for (KeyColumnUsage xc : keyColumnUsages) {
        Name constraintName = name(xc.getConstraintCatalog(), xc.getConstraintSchema(), xc.getConstraintName());
        List<TableField<Record, ?>> fields = columnsByConstraint.computeIfAbsent(constraintName, k -> new ArrayList<>());
        Name tableName = name(xc.getTableCatalog(), xc.getTableSchema(), xc.getTableName());
        InformationSchemaTable table = tablesByName.get(tableName);
        if (table == null) {
            errors.add("Table " + tableName + " not defined for constraint " + constraintName);
            continue keyColumnLoop;
        }
        TableField<Record, ?> field = (TableField<Record, ?>) table.field(xc.getColumnName());
        if (field == null) {
            errors.add("Column " + xc.getColumnName() + " not defined for table " + tableName);
            continue keyColumnLoop;
        }
        fields.add(field);
    }
    tableConstraintLoop: for (TableConstraint xc : meta.getTableConstraints()) {
        switch(xc.getConstraintType()) {
            case PRIMARY_KEY:
            case UNIQUE:
                {
                    Name tableName = name(xc.getTableCatalog(), xc.getTableSchema(), xc.getTableName());
                    Name constraintName = name(xc.getConstraintCatalog(), xc.getConstraintSchema(), xc.getConstraintName());
                    InformationSchemaTable table = tablesByName.get(tableName);
                    if (table == null) {
                        errors.add("Table " + tableName + " not defined for constraint " + constraintName);
                        continue tableConstraintLoop;
                    }
                    List<TableField<Record, ?>> c = columnsByConstraint.get(constraintName);
                    if (c == null || c.isEmpty()) {
                        errors.add("No columns defined for constraint " + constraintName);
                        continue tableConstraintLoop;
                    }
                    UniqueKeyImpl<Record> key = (UniqueKeyImpl<Record>) Internal.createUniqueKey(table, xc.getConstraintName(), c.toArray(new TableField[0]));
                    if (xc.getConstraintType() == PRIMARY_KEY) {
                        table.primaryKey = key;
                        primaryKeys.add(key);
                    } else
                        table.uniqueKeys.add(key);
                    keysByName.put(constraintName, key);
                    break;
                }
        }
    }
    for (ReferentialConstraint xr : meta.getReferentialConstraints()) {
        referentialKeys.put(name(xr.getConstraintCatalog(), xr.getConstraintSchema(), xr.getConstraintName()), name(xr.getUniqueConstraintCatalog(), xr.getUniqueConstraintSchema(), xr.getUniqueConstraintName()));
    }
    tableConstraintLoop: for (TableConstraint xc : meta.getTableConstraints()) {
        switch(xc.getConstraintType()) {
            case FOREIGN_KEY:
                {
                    Name tableName = name(xc.getTableCatalog(), xc.getTableSchema(), xc.getTableName());
                    Name constraintName = name(xc.getConstraintCatalog(), xc.getConstraintSchema(), xc.getConstraintName());
                    InformationSchemaTable table = tablesByName.get(tableName);
                    if (table == null) {
                        errors.add("Table " + tableName + " not defined for constraint " + constraintName);
                        continue tableConstraintLoop;
                    }
                    List<TableField<Record, ?>> c = columnsByConstraint.get(constraintName);
                    if (c == null || c.isEmpty()) {
                        errors.add("No columns defined for constraint " + constraintName);
                        continue tableConstraintLoop;
                    }
                    UniqueKeyImpl<Record> uniqueKey = keysByName.get(referentialKeys.get(constraintName));
                    if (uniqueKey == null) {
                        errors.add("No unique key defined for foreign key " + constraintName);
                        continue tableConstraintLoop;
                    }
                    ForeignKey<Record, Record> key = Internal.createForeignKey(uniqueKey, table, xc.getConstraintName(), c.toArray(new TableField[0]));
                    table.foreignKeys.add(key);
                    break;
                }
        }
    }
    tableConstraintLoop: for (TableConstraint xc : meta.getTableConstraints()) {
        switch(xc.getConstraintType()) {
            case CHECK:
                {
                    Name tableName = name(xc.getTableCatalog(), xc.getTableSchema(), xc.getTableName());
                    Name constraintName = name(xc.getConstraintCatalog(), xc.getConstraintSchema(), xc.getConstraintName());
                    InformationSchemaTable table = tablesByName.get(tableName);
                    if (table == null) {
                        errors.add("Table " + tableName + " not defined for constraint " + constraintName);
                        continue tableConstraintLoop;
                    }
                    for (CheckConstraint cc : meta.getCheckConstraints()) {
                        if (constraintName.equals(name(cc.getConstraintCatalog(), cc.getConstraintSchema(), cc.getConstraintName()))) {
                            table.checks.add(new CheckImpl<>(table, constraintName, DSL.condition(cc.getCheckClause()), true));
                            continue tableConstraintLoop;
                        }
                    }
                    errors.add("No check clause found for check constraint " + constraintName);
                    continue tableConstraintLoop;
                }
        }
    }
    // -------------------------------------------------------------------------------------------------------------
    sequenceLoop: for (org.jooq.util.xml.jaxb.Sequence xs : meta.getSequences()) {
        Name schemaName = name(xs.getSequenceCatalog(), xs.getSequenceSchema());
        Schema schema = schemasByName.get(schemaName);
        if (schema == null) {
            errors.add("Schema " + schemaName + " not defined for sequence " + xs.getSequenceName());
            continue sequenceLoop;
        }
        String typeName = xs.getDataType();
        int length = xs.getCharacterMaximumLength() == null ? 0 : xs.getCharacterMaximumLength();
        int precision = xs.getNumericPrecision() == null ? 0 : xs.getNumericPrecision();
        int scale = xs.getNumericScale() == null ? 0 : xs.getNumericScale();
        boolean nullable = true;
        BigInteger startWith = xs.getStartValue();
        BigInteger incrementBy = xs.getIncrement();
        BigInteger minvalue = xs.getMinimumValue();
        BigInteger maxvalue = xs.getMaximumValue();
        Boolean cycle = xs.isCycleOption();
        BigInteger cache = xs.getCache();
        InformationSchemaSequence is = new InformationSchemaSequence(xs.getSequenceName(), schema, type(typeName, length, precision, scale, nullable, false, null, null), startWith, incrementBy, minvalue, maxvalue, cycle, cache);
        sequences.add(is);
    }
    // -------------------------------------------------------------------------------------------------------------
    for (Schema s : schemas) initLookup(schemasPerCatalog, s.getCatalog(), s);
    for (InformationSchemaDomain<?> d : domains) initLookup(domainsPerSchema, d.getSchema(), d);
    for (InformationSchemaTable t : tables) initLookup(tablesPerSchema, t.getSchema(), t);
    for (Sequence<?> q : sequences) initLookup(sequencesPerSchema, q.getSchema(), q);
    if (!errors.isEmpty())
        throw new IllegalArgumentException(errors.toString());
}