io.debezium.connector.postgresql

Class TypeRegistry

java.lang.Object

io.debezium.connector.postgresql.TypeRegistry

public class TypeRegistry
extends Object

A registry of types supported by a PostgreSQL instance. Allows lookup of the types according to type name or OID.

Author:

Jiri Pechanec

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	TypeRegistry.SqlTypeMapper Allows to obtain the SQL type corresponding to PG types.

Field Summary

Fields

Modifier and Type	Field and Description
private static String	CATEGORY_ARRAY
private static String	CATEGORY_ENUM
private int	citextArrayOid
private int	citextOid
private PostgresConnection	connection
static int	DOMAIN_TYPE
private int	geographyArrayOid
private int	geographyOid
private int	geometryArrayOid
private int	geometryOid
private int	hstoreArrayOid
private int	hstoreOid
private static org.slf4j.Logger	LOGGER
private static Map<String,String>	LONG_TYPE_NAMES
private int	ltreeArrayOid
private int	ltreeOid
private Map<String,PostgresType>	nameToType
static int	NO_TYPE_MODIFIER
private Map<Integer,PostgresType>	oidToType
private static String	SQL_ENUM_VALUES
private static String	SQL_NAME_LOOKUP
private static String	SQL_OID_LOOKUP
private static String	SQL_TYPES
static String	TYPE_NAME_CITEXT
static String	TYPE_NAME_CITEXT_ARRAY
static String	TYPE_NAME_GEOGRAPHY
static String	TYPE_NAME_GEOGRAPHY_ARRAY
static String	TYPE_NAME_GEOMETRY
static String	TYPE_NAME_GEOMETRY_ARRAY
static String	TYPE_NAME_HSTORE
static String	TYPE_NAME_HSTORE_ARRAY
static String	TYPE_NAME_LTREE
static String	TYPE_NAME_LTREE_ARRAY
static int	UNKNOWN_LENGTH

Constructor Summary

Constructors

Constructor and Description
TypeRegistry(PostgresConnection connection)

Method Summary

Modifier and Type	Method and Description
private void	addType(PostgresType type)
int	citextArrayOid()
int	citextOid()
private PostgresType.Builder	createTypeBuilderFromResultSet(Connection connection, ResultSet rs, org.postgresql.core.TypeInfo typeInfo, TypeRegistry.SqlTypeMapper sqlTypeMapper)
int	geographyArrayOid()
int	geographyOid()
int	geometryArrayOid()
int	geometryOid()
PostgresType	get(int oid)
PostgresType	get(String name)
private static Map<String,String>	getLongTypeNames()
int	hstoreArrayOid()
int	hstoreOid()
private PostgresType	loadType(Connection connection, PreparedStatement statement)
int	ltreeArrayOid()
int	ltreeOid()
static String	normalizeTypeName(String typeName) Converts a type name in long (readable) format like boolean to s standard data type name like bool.
private void	prime() Prime the TypeRegistry with all existing database types
private PostgresType	resolveUnknownType(int lookupOid)
private PostgresType	resolveUnknownType(String name)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

TYPE_NAME_GEOGRAPHY

public static final String TYPE_NAME_GEOGRAPHY

See Also:

Constant Field Values

TYPE_NAME_GEOMETRY

public static final String TYPE_NAME_GEOMETRY

See Also:

Constant Field Values

TYPE_NAME_CITEXT

public static final String TYPE_NAME_CITEXT

See Also:

Constant Field Values

TYPE_NAME_HSTORE

public static final String TYPE_NAME_HSTORE

See Also:

Constant Field Values

TYPE_NAME_LTREE

public static final String TYPE_NAME_LTREE

See Also:

Constant Field Values

TYPE_NAME_HSTORE_ARRAY

public static final String TYPE_NAME_HSTORE_ARRAY

See Also:

Constant Field Values

TYPE_NAME_GEOGRAPHY_ARRAY

public static final String TYPE_NAME_GEOGRAPHY_ARRAY

See Also:

Constant Field Values

TYPE_NAME_GEOMETRY_ARRAY

public static final String TYPE_NAME_GEOMETRY_ARRAY

See Also:

Constant Field Values

TYPE_NAME_CITEXT_ARRAY

public static final String TYPE_NAME_CITEXT_ARRAY

See Also:

Constant Field Values

TYPE_NAME_LTREE_ARRAY

public static final String TYPE_NAME_LTREE_ARRAY

See Also:

Constant Field Values

NO_TYPE_MODIFIER

public static final int NO_TYPE_MODIFIER

See Also:

Constant Field Values

UNKNOWN_LENGTH

public static final int UNKNOWN_LENGTH

See Also:

Constant Field Values

DOMAIN_TYPE

public static final int DOMAIN_TYPE

See Also:

Constant Field Values

CATEGORY_ARRAY

private static final String CATEGORY_ARRAY

See Also:

Constant Field Values

CATEGORY_ENUM

private static final String CATEGORY_ENUM

See Also:

Constant Field Values

SQL_ENUM_VALUES

private static final String SQL_ENUM_VALUES

See Also:

Constant Field Values

SQL_TYPES

private static final String SQL_TYPES

See Also:

Constant Field Values

SQL_NAME_LOOKUP

private static final String SQL_NAME_LOOKUP

See Also:

Constant Field Values

SQL_OID_LOOKUP

private static final String SQL_OID_LOOKUP

See Also:

Constant Field Values

LONG_TYPE_NAMES

private static final Map<String,String> LONG_TYPE_NAMES

nameToType

private final Map<String,PostgresType> nameToType

oidToType

private final Map<Integer,PostgresType> oidToType

connection

private final PostgresConnection connection

geometryOid

private int geometryOid

geographyOid

private int geographyOid

citextOid

private int citextOid

hstoreOid

private int hstoreOid

ltreeOid

private int ltreeOid

hstoreArrayOid

private int hstoreArrayOid

geometryArrayOid

private int geometryArrayOid

geographyArrayOid

private int geographyArrayOid

citextArrayOid

private int citextArrayOid

ltreeArrayOid

private int ltreeArrayOid

Constructor Detail

TypeRegistry

public TypeRegistry(PostgresConnection connection)

Method Detail

getLongTypeNames

private static Map<String,String> getLongTypeNames()

addType

private void addType(PostgresType type)

get

public PostgresType get(int oid)

Parameters:

oid - - PostgreSQL OID

Returns:

type associated with the given OID

get

public PostgresType get(String name)

Parameters:

name - - PostgreSQL type name

Returns:

type associated with the given type name

geometryOid

public int geometryOid()

Returns:

OID for GEOMETRY type of this PostgreSQL instance

geographyOid

public int geographyOid()

Returns:

OID for GEOGRAPHY type of this PostgreSQL instance

citextOid

public int citextOid()

Returns:

OID for CITEXT type of this PostgreSQL instance

hstoreOid

public int hstoreOid()

Returns:

OID for HSTORE type of this PostgreSQL instance

ltreeOid

public int ltreeOid()

Returns:

OID for LTREE type of this PostgreSQL instance

hstoreArrayOid

public int hstoreArrayOid()

Returns:

OID for array of HSTORE type of this PostgreSQL instance

geometryArrayOid

public int geometryArrayOid()

Returns:

OID for array of GEOMETRY type of this PostgreSQL instance

geographyArrayOid

public int geographyArrayOid()

Returns:

OID for array of GEOGRAPHY type of this PostgreSQL instance

citextArrayOid

public int citextArrayOid()

Returns:

OID for array of CITEXT type of this PostgreSQL instance

ltreeArrayOid

public int ltreeArrayOid()

Returns:

OID for array of LTREE type of this PostgreSQL instance

normalizeTypeName

public static String normalizeTypeName(String typeName)

Converts a type name in long (readable) format like boolean to s standard data type name like bool.

Parameters:

typeName - - a type name in long format

Returns:

- the type name in standardized format

prime

private void prime()

Prime the TypeRegistry with all existing database types

createTypeBuilderFromResultSet

private PostgresType.Builder createTypeBuilderFromResultSet(Connection connection,
                                                            ResultSet rs,
                                                            org.postgresql.core.TypeInfo typeInfo,
                                                            TypeRegistry.SqlTypeMapper sqlTypeMapper)
                                                     throws SQLException

Throws:

SQLException

resolveUnknownType

private PostgresType resolveUnknownType(String name)

resolveUnknownType

private PostgresType resolveUnknownType(int lookupOid)

loadType

private PostgresType loadType(Connection connection,
                              PreparedStatement statement)
                       throws SQLException

Throws:

SQLException