Package io.debezium.connector.oracle

Class OracleValueConverters

java.lang.Object

io.debezium.jdbc.JdbcValueConverters

io.debezium.connector.oracle.OracleValueConverters

All Implemented Interfaces:

ValueConverterProvider

Direct Known Subclasses:

OpenLogReplicatorValueConverter

public class OracleValueConverters
extends JdbcValueConverters

Nested Class Summary

Nested classes/interfaces inherited from class io.debezium.jdbc.JdbcValueConverters

JdbcValueConverters.BigIntUnsignedMode, JdbcValueConverters.DecimalMode

Field Summary

Fields

Modifier and Type	Field	Description
private final OracleConnection	connection
static final String	EMPTY_BLOB_FUNCTION
static final String	EMPTY_CLOB_FUNCTION
private static final ZoneId	GMT_ZONE_ID
static final String	HEXTORAW_FUNCTION_END
static final String	HEXTORAW_FUNCTION_START
private static final Pattern	INTERVAL_DAY_SECOND_PATTERN
private final OracleConnectorConfig.IntervalHandlingMode	intervalHandlingMode
private final boolean	lobEnabled
private static final BigDecimal	MICROSECONDS_PER_SECOND
private static final DateTimeFormatter	TIMESTAMP_AM_PM_SHORT_FORMATTER
private static final DateTimeFormatter	TIMESTAMP_FORMATTER
private static final DateTimeFormatter	TIMESTAMP_TZ_FORMATTER
private static final Pattern	TO_DATE
private static final Pattern	TO_TIMESTAMP
private static final Pattern	TO_TIMESTAMP_TZ
static final Object	UNAVAILABLE_VALUE	Marker value indicating an unavilable column value.
private final byte[]	unavailableValuePlaceholderBinary
private final String	unavailableValuePlaceholderString

Fields inherited from class io.debezium.jdbc.JdbcValueConverters

adaptiveTimeMicrosecondsPrecisionMode, adaptiveTimePrecisionMode, adjuster, bigIntUnsignedMode, binaryMode, decimalMode, defaultOffset, fallbackTimestampWithTimeZone, logger

Constructor Summary

Constructors

Constructor	Description
OracleValueConverters(OracleConnectorConfig config, OracleConnection connection)

Method Summary

Modifier and Type	Method	Description
protected Object	convertBinary(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data, CommonConnectorConfig.BinaryHandlingMode mode)
protected Object	convertBoolean(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)	Converts a value object for an expected JDBC type of Types.BOOLEAN.
protected Object	convertDecimal(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertDouble(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
ValueConverter	converter(Column column, org.apache.kafka.connect.data.Field fieldDefn)
protected Object	convertFloat(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertInteger(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertIntervalDaySecond(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertIntervalYearMonth(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertNumeric(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertNumericAsBigInteger(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertNumericAsInteger(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertNumericAsSmallInt(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertNumericAsTinyInt(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
private void	convertOracleIntervalDaySecond(Object data, ResultReceiver r)
private void	convertOracleIntervalYearMonth(Object data, ResultReceiver r)
protected Object	convertString(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTimestampToEpochMicros(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTimestampToEpochMillis(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTimestampToEpochMillisAsDate(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTimestampToEpochNanos(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTimestampWithLocalZone(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTimestampWithZone(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertTinyInt(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	convertVariableScale(Column column, org.apache.kafka.connect.data.Field fieldDefn, Object data)
protected Object	fromOracleTimeClasses(Column column, Object data)
private String	getHexToRawHexString(String hexToRawValue)	Get the HEXTORAW function argument, removing the function call prefix/suffix if present.
private ValueConverter	getNumericConverter(Column column, org.apache.kafka.connect.data.Field fieldDefn)
private org.apache.kafka.connect.data.SchemaBuilder	getNumericSchema(Column column)
byte[]	getUnavailableValuePlaceholderBinary()
String	getUnavailableValuePlaceholderString()
private boolean	isHexToRawFunctionCall(String value)	Returns whether the provided value is a HEXTORAW function, format HEXTORAW('<hex>').
private Instant	resolveTimestampStringAsInstant(String data)
org.apache.kafka.connect.data.SchemaBuilder	schemaBuilder(Column column)
private org.apache.kafka.connect.data.SchemaBuilder	variableScaleSchema(Column column)
protected BigDecimal	withScaleAdjustedIfNeeded(Column column, BigDecimal data)

Methods inherited from class io.debezium.jdbc.JdbcValueConverters

byteOrderOfBitType, convertBigInt, convertBinaryToBase64, convertBinaryToBase64UrlSafe, convertBinaryToBytes, convertBinaryToHex, convertBit, convertBits, convertBits, convertDateToEpochDays, convertDateToEpochDaysAsDate, convertReal, convertRowId, convertSmallInt, convertTime, convertTimeToMicrosPastMidnight, convertTimeToMillisPastMidnight, convertTimeToMillisPastMidnightAsDate, convertTimeToNanosPastMidnight, convertTimeWithZone, convertValue, getTimePrecision, handleUnknownData, normalizeBinaryData, padLittleEndian, toBigDecimal, toByteBuffer, unexpectedBinary

Methods inherited from class java.lang.Object

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

Field Details

UNAVAILABLE_VALUE

public static final Object UNAVAILABLE_VALUE

Marker value indicating an unavilable column value.

EMPTY_BLOB_FUNCTION

public static final String EMPTY_BLOB_FUNCTION

See Also:

• Constant Field Values

EMPTY_CLOB_FUNCTION

public static final String EMPTY_CLOB_FUNCTION

See Also:

• Constant Field Values

HEXTORAW_FUNCTION_START

public static final String HEXTORAW_FUNCTION_START

See Also:

• Constant Field Values

HEXTORAW_FUNCTION_END

public static final String HEXTORAW_FUNCTION_END

See Also:

• Constant Field Values

INTERVAL_DAY_SECOND_PATTERN

private static final Pattern INTERVAL_DAY_SECOND_PATTERN

GMT_ZONE_ID

private static final ZoneId GMT_ZONE_ID

TIMESTAMP_FORMATTER

private static final DateTimeFormatter TIMESTAMP_FORMATTER

TIMESTAMP_AM_PM_SHORT_FORMATTER

private static final DateTimeFormatter TIMESTAMP_AM_PM_SHORT_FORMATTER

TIMESTAMP_TZ_FORMATTER

private static final DateTimeFormatter TIMESTAMP_TZ_FORMATTER

TO_TIMESTAMP

private static final Pattern TO_TIMESTAMP

TO_TIMESTAMP_TZ

private static final Pattern TO_TIMESTAMP_TZ

TO_DATE

private static final Pattern TO_DATE

MICROSECONDS_PER_SECOND

private static final BigDecimal MICROSECONDS_PER_SECOND

connection

private final OracleConnection connection

lobEnabled

private final boolean lobEnabled

intervalHandlingMode

private final OracleConnectorConfig.IntervalHandlingMode intervalHandlingMode

unavailableValuePlaceholderBinary

private final byte[] unavailableValuePlaceholderBinary

unavailableValuePlaceholderString

private final String unavailableValuePlaceholderString

Constructor Details

OracleValueConverters

public OracleValueConverters(OracleConnectorConfig config,
 OracleConnection connection)

Method Details

getUnavailableValuePlaceholderBinary

public byte[] getUnavailableValuePlaceholderBinary()

getUnavailableValuePlaceholderString

public String getUnavailableValuePlaceholderString()

schemaBuilder

public org.apache.kafka.connect.data.SchemaBuilder schemaBuilder(Column column)

Specified by:

schemaBuilder in interface ValueConverterProvider

Overrides:

schemaBuilder in class JdbcValueConverters

getNumericSchema

private org.apache.kafka.connect.data.SchemaBuilder getNumericSchema(Column column)

variableScaleSchema

private org.apache.kafka.connect.data.SchemaBuilder variableScaleSchema(Column column)

converter

public ValueConverter converter(Column column,
 org.apache.kafka.connect.data.Field fieldDefn)

Specified by:

converter in interface ValueConverterProvider

Overrides:

converter in class JdbcValueConverters

getNumericConverter

private ValueConverter getNumericConverter(Column column,
 org.apache.kafka.connect.data.Field fieldDefn)

withScaleAdjustedIfNeeded

protected BigDecimal withScaleAdjustedIfNeeded(Column column,
 BigDecimal data)

Overrides:

withScaleAdjustedIfNeeded in class JdbcValueConverters

convertString

protected Object convertString(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertString in class JdbcValueConverters

convertBinary

protected Object convertBinary(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data,
 CommonConnectorConfig.BinaryHandlingMode mode)

Overrides:

convertBinary in class JdbcValueConverters

convertInteger

protected Object convertInteger(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertInteger in class JdbcValueConverters

convertFloat

protected Object convertFloat(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertFloat in class JdbcValueConverters

convertDouble

protected Object convertDouble(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertDouble in class JdbcValueConverters

convertDecimal

protected Object convertDecimal(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertDecimal in class JdbcValueConverters

convertNumeric

protected Object convertNumeric(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertNumeric in class JdbcValueConverters

convertNumericAsTinyInt

protected Object convertNumericAsTinyInt(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertNumericAsSmallInt

protected Object convertNumericAsSmallInt(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertNumericAsInteger

protected Object convertNumericAsInteger(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertNumericAsBigInteger

protected Object convertNumericAsBigInteger(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertBoolean

protected Object convertBoolean(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Converts a value object for an expected JDBC type of Types.BOOLEAN.

Overrides:

convertBoolean in class JdbcValueConverters

Parameters:

column - the column definition describing the data value; never null

fieldDefn - the field definition; never null

data - the data object to be converted into a Kafka Connect date type; never null

Returns:

the converted value, or null if the conversion could not be made and the column allows nulls

Throws:

IllegalArgumentException - if the value could not be converted but the column does not allow nulls

convertTinyInt

protected Object convertTinyInt(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertTinyInt in class JdbcValueConverters

convertVariableScale

protected Object convertVariableScale(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

fromOracleTimeClasses

protected Object fromOracleTimeClasses(Column column,
 Object data)

convertTimestampToEpochMillisAsDate

protected Object convertTimestampToEpochMillisAsDate(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertTimestampToEpochMillisAsDate in class JdbcValueConverters

convertTimestampToEpochMicros

protected Object convertTimestampToEpochMicros(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertTimestampToEpochMicros in class JdbcValueConverters

convertTimestampToEpochMillis

protected Object convertTimestampToEpochMillis(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertTimestampToEpochMillis in class JdbcValueConverters

convertTimestampToEpochNanos

protected Object convertTimestampToEpochNanos(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertTimestampToEpochNanos in class JdbcValueConverters

resolveTimestampStringAsInstant

private Instant resolveTimestampStringAsInstant(String data)

convertTimestampWithZone

protected Object convertTimestampWithZone(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

Overrides:

convertTimestampWithZone in class JdbcValueConverters

convertTimestampWithLocalZone

protected Object convertTimestampWithLocalZone(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertIntervalYearMonth

protected Object convertIntervalYearMonth(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertOracleIntervalYearMonth

private void convertOracleIntervalYearMonth(Object data,
 ResultReceiver r)

convertIntervalDaySecond

protected Object convertIntervalDaySecond(Column column,
 org.apache.kafka.connect.data.Field fieldDefn,
 Object data)

convertOracleIntervalDaySecond

private void convertOracleIntervalDaySecond(Object data,
 ResultReceiver r)

getHexToRawHexString

private String getHexToRawHexString(String hexToRawValue)

Get the HEXTORAW function argument, removing the function call prefix/suffix if present.

Parameters:

hexToRawValue - the hex-to-raw string, optionally wrapped by the function call, never null

Returns:

the hex-to-raw argument, never null.

isHexToRawFunctionCall

private boolean isHexToRawFunctionCall(String value)

Returns whether the provided value is a HEXTORAW function, format HEXTORAW('<hex>').

Parameters:

value - the value to inspect and validate, may be null

Returns:

true if the value is a HEXTORAW function call; false otherwise.