How to use getPostgresCompositeTypes method of org.evomaster.client.java.controller.internal.db.SchemaExtractor class

Best EvoMaster code snippet using org.evomaster.client.java.controller.internal.db.SchemaExtractor.getPostgresCompositeTypes

Source:SchemaExtractor.java

...123        schemaDto.name = getSchemaName(connection, dt);124        if (dt.equals(DatabaseType.POSTGRES)) {125            Map<String, Set<String>> enumLabels = getPostgresEnumTypes(connection);126            addPostgresEnumTypesToSchema(schemaDto, enumLabels);127            schemaDto.compositeTypes = getPostgresCompositeTypes(connection);128        }129        ResultSet tables = md.getTables(null, schemaDto.name, null, new String[]{"TABLE"});130        Set<String> tableNames = new HashSet<>();131        /*132            Interfaces to deal with DBs are simply awful...133            Here, we first check with schema name in upper case, and, if that gives no results,134            we try with lower case... this is because different databases deal with upper/lower135            cases differently.136            But API does not give you any info on whether result set137            is empty or not, and only way is to call next()138         */139        if (!tables.next()) {140            tables.close();141            schemaDto.name = schemaDto.name.toLowerCase();142            tables = md.getTables(null, schemaDto.name, null, new String[]{"TABLE"});143            if (tables.next()) {144                do {145                    handleTableEntry(schemaDto, md, tables, tableNames);146                } while (tables.next());147            }148        } else {149            do {150                handleTableEntry(schemaDto, md, tables, tableNames);151            } while (tables.next());152        }153        tables.close();154        /*155            Mark those columns that are using auto generated values156         */157        addForeignKeyToAutoIncrement(schemaDto);158        /*159            JDBC MetaData is quite limited.160            To check constraints, we need to do SQL queries on the system tables.161            Unfortunately, this is database-dependent162         */163        addConstraints(connection, dt, schemaDto);164        if (dt.equals(DatabaseType.POSTGRES)) {165            List<ColumnAttributes> columnAttributes = getPostgresColumnAttributes(connection);166            addColumnAttributes(schemaDto, columnAttributes);167        }168        assert validate(schemaDto);169        return schemaDto;170    }171    private static void addColumnAttributes(DbSchemaDto schemaDto, List<ColumnAttributes> listOfColumnAttributes) {172        for (ColumnAttributes columnAttributes : listOfColumnAttributes) {173            String tableName = columnAttributes.tableName;174            String columnName = columnAttributes.columnName;175            ColumnDto columnDto = getColumnDto(schemaDto, tableName, columnName);176            columnDto.numberOfDimensions = columnAttributes.numberOfDimensions;177        }178    }179    private static ColumnDto getColumnDto(DbSchemaDto schemaDto, String tableName, String columnName) {180        TableDto tableDto = schemaDto.tables.stream()181                .filter(t -> t.name.equals(tableName.toLowerCase()))182                .findFirst()183                .orElse(null);184        return tableDto.columns.stream()185                .filter(c -> c.name.equals(columnName.toLowerCase()))186                .findFirst()187                .orElse(null);188    }189    private static String getSchemaName(Connection connection, DatabaseType dt) throws SQLException {190        String schemaName;191        if (dt.equals(DatabaseType.MYSQL)) {192            // schema is database name in mysql193            schemaName = connection.getCatalog();194        } else {195            try {196                schemaName = connection.getSchema();197            } catch (Exception | AbstractMethodError e) {198                /*199                    In remote sessions, getSchema might fail.200                    We do not do much with it anyway (at least for201                    now), so not a big deal...202                    Furthermore, some drivers might be compiled to Java 6,203                    whereas getSchema was introduced in Java 7204                 */205                schemaName = "public";206            }207            //see https://www.progress.com/blogs/jdbc-tutorial-extracting-database-metadata-via-jdbc-driver208            schemaName = schemaName.toUpperCase();209        }210        return schemaName;211    }212    private static class ColumnAttributes {213        public String tableName;214        public String columnName;215        public int numberOfDimensions;216    }217    private static List<ColumnAttributes> getPostgresColumnAttributes(Connection connection) throws SQLException {218        String query = "SELECT pg_namespace.nspname as TABLE_NAMESPACE, pg_class.relname as TABLE_NAME, pg_attribute.attname as COLUMN_NAME, pg_attribute.attndims as NUMBER_OF_DIMENSIONS \n" +219                "FROM pg_attribute \n" +220                "INNER JOIN pg_class ON pg_class.oid = pg_attribute.attrelid " +221                "INNER JOIN pg_namespace ON pg_namespace.oid = pg_class.relnamespace " +222                "WHERE pg_namespace.nspname != 'pg_catalog' ";223        List<ColumnAttributes> listOfColumnAttributes = new LinkedList<>();224        try (Statement stmt = connection.createStatement()) {225            ResultSet columnAttributesResultSet = stmt.executeQuery(query);226            while (columnAttributesResultSet.next()) {227                String tableNamesapce = columnAttributesResultSet.getString("TABLE_NAMESPACE");228                String tableName = columnAttributesResultSet.getString("TABLE_NAME");229                String columnName = columnAttributesResultSet.getString("COLUMN_NAME");230                int numberOfDimensions = columnAttributesResultSet.getInt("NUMBER_OF_DIMENSIONS");231                if (numberOfDimensions == 0) {232                    // skip attribute rows when data types are not arrays, matrixes, etc.233                    continue;234                }235                ColumnAttributes columnAttributes = new ColumnAttributes();236                columnAttributes.tableName = tableName;237                columnAttributes.columnName = columnName;238                columnAttributes.numberOfDimensions = numberOfDimensions;239                listOfColumnAttributes.add(columnAttributes);240            }241        }242        return listOfColumnAttributes;243    }244    private static List<String> getAllCompositeTypeNames(Connection connection) throws SQLException {245        // Source: https://stackoverflow.com/questions/3660787/how-to-list-custom-types-using-postgres-information-schema246        String listAllCompositeTypesQuery = "SELECT      n.nspname as schema, t.typname as typename \n" +247                "FROM        pg_type t \n" +248                "LEFT JOIN   pg_catalog.pg_namespace n ON n.oid = t.typnamespace \n" +249                "WHERE       (t.typrelid = 0 OR (SELECT c.relkind = 'c' FROM pg_catalog.pg_class c WHERE c.oid = t.typrelid)) \n" +250                "AND     NOT EXISTS(SELECT 1 FROM pg_catalog.pg_type el WHERE el.oid = t.typelem AND el.typarray = t.oid)\n" +251                "AND     n.nspname NOT IN ('pg_catalog', 'information_schema')" +252                "AND     t.typtype ='c';";253        List<String> compositeTypeNames = new ArrayList<>();254        try (Statement listAllCompositeTypesStmt = connection.createStatement()) {255            ResultSet listAllCompositeTypesResultSet = listAllCompositeTypesStmt.executeQuery(listAllCompositeTypesQuery);256            while (listAllCompositeTypesResultSet.next()) {257                compositeTypeNames.add(listAllCompositeTypesResultSet.getString("typename"));258            }259        }260        return compositeTypeNames;261    }262    private static List<CompositeTypeDto> getPostgresCompositeTypes(Connection connection) throws SQLException {263        List<CompositeTypeDto> compositeTypeDtos = new ArrayList<>();264        List<String> compositeTypeNames = getAllCompositeTypeNames(connection);265        for (String compositeTypeName : compositeTypeNames) {266            List<CompositeTypeColumnDto> columnDtos = getAllCompositeTypeColumns(connection, compositeTypeName, compositeTypeNames);267            CompositeTypeDto compositeTypeDto = new CompositeTypeDto();268            compositeTypeDto.name = compositeTypeName;269            compositeTypeDto.columns = columnDtos;270            compositeTypeDtos.add(compositeTypeDto);271        }272        return compositeTypeDtos;273    }274    private static final String TEXT_DATA_TYPE = "text";275    private static final String BIT_DATA_TYPE = "bit";276    private static final String VAR_BIT_DATA_TYPE = "varbit";...

getPostgresCompositeTypes

Using AI Code Generation

1        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();2        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();3        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();4        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();5        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();6        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();7        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();8        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();9        List<CompositeType> compositeTypes = schemaExtractor.getPostgresCompositeTypes();

getPostgresCompositeTypes

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.PostgresCompositeType2import org.evomaster.client.java.controller.internal.db.PostgresCompositeTypeColumn3import org.evomaster.client.java.controller.internal.db.SchemaExtractor4import org.evomaster.client.java.controller.internal.db.SqlScriptRunner5import java.sql.Connection6import java.sql.DriverManager7import java.sql.SQLException8import java.util.logging.Level9import java.util.logging.Logger10def getPostgresCompositeTypes() {11    def postgresCompositeTypeNames = SchemaExtractor.getPostgresCompositeTypeNames()12    postgresCompositeTypeNames.each { postgresCompositeTypeName ->13        postgresCompositeTypes.add(SchemaExtractor.getPostgresCompositeTypeColumns(postgresCompositeTypeName))14    }15}16def getPostgresCompositeTypeColumns(postgresCompositeType) {17    postgresCompositeType.getColumns().each { postgresCompositeTypeColumn ->18        postgresCompositeTypeColumns.add(postgresCompositeTypeColumn.getName())19    }20}21def getPostgresCompositeTypeNames() {22    SchemaExtractor.getPostgresCompositeTypeNames().each { postgresCompositeTypeName ->23        postgresCompositeTypeNames.add(postgresCompositeTypeName)24    }25}26def getPostgresCompositeTypesMap() {27    def postgresCompositeTypes = getPostgresCompositeTypes()28    postgresCompositeTypes.each { postgresCompositeType ->29        postgresCompositeTypesMap.put(postgresCompositeType.getName(), getPostgresCompositeTypeColumns(postgresCompositeType))30    }31}32try {33    Class.forName("org.postgresql.Driver")34} catch (ClassNotFoundException ex) {35    Logger.getLogger(SchemaExtractor.class.getName()).log(Level.SEVERE, null, ex)36}

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