Package org.mariadb.jdbc.codec

Class RowDecoder

java.lang.Object

org.mariadb.jdbc.codec.RowDecoder

Direct Known Subclasses:

BinaryRowDecoder, TextRowDecoder

public abstract class RowDecoder
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected int	columnCount
protected ColumnDefinitionPacket[]	columns
private Configuration	conf
protected int	index
protected int	length
private java.util.Map<java.lang.String,java.lang.Integer>	mapper
protected static int	NULL_LENGTH
protected ReadableByteBuf	readBuf

Constructor Summary

Constructors

Constructor	Description
RowDecoder(int columnCount, ColumnDefinitionPacket[] columns, Configuration conf)

Method Summary

Modifier and Type	Method	Description
private void	checkIndexAndSetPosition(int index)
abstract <T> T	decode(Codec<T> codec, java.util.Calendar calendar)
abstract boolean	decodeBoolean()
abstract byte	decodeByte()
abstract double	decodeDouble()
abstract float	decodeFloat()
abstract int	decodeInt()
abstract long	decodeLong()
abstract short	decodeShort()
boolean	getBooleanValue(int index)
byte	getByteValue(int index)
double	getDoubleValue(int index)
float	getFloatValue(int index)
int	getIndex(java.lang.String label)
int	getIntValue(int index)
long	getLongValue(int index)
short	getShortValue(int index)
<T> T	getValue(int index, java.lang.Class<T> type, java.util.Calendar calendar)
<T> T	getValue(int index, Codec<T> codec, java.util.Calendar cal)	Get value.
<T> T	getValue(java.lang.String label, Codec<T> codec, java.util.Calendar cal)
abstract void	setPosition(int position)
void	setRow(byte[] buf)
abstract boolean	wasNull()

Methods inherited from class java.lang.Object

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

Field Detail

NULL_LENGTH

protected static final int NULL_LENGTH

See Also:

Constant Field Values

conf

private final Configuration conf

readBuf

protected final ReadableByteBuf readBuf

columns

protected final ColumnDefinitionPacket[] columns

length

protected int length

index

protected int index

columnCount

protected final int columnCount

mapper

private java.util.Map<java.lang.String,java.lang.Integer> mapper

Constructor Detail

RowDecoder

public RowDecoder(int columnCount,
                  ColumnDefinitionPacket[] columns,
                  Configuration conf)

Method Detail

setRow

public void setRow(byte[] buf)

setPosition

public abstract void setPosition(int position)

decode

public abstract <T> T decode(Codec<T> codec,
                             java.util.Calendar calendar)
                      throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeByte

public abstract byte decodeByte()
                         throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeBoolean

public abstract boolean decodeBoolean()
                               throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeShort

public abstract short decodeShort()
                           throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeInt

public abstract int decodeInt()
                       throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeLong

public abstract long decodeLong()
                         throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeFloat

public abstract float decodeFloat()
                           throws java.sql.SQLException

Throws:

java.sql.SQLException

decodeDouble

public abstract double decodeDouble()
                             throws java.sql.SQLException

Throws:

java.sql.SQLException

getValue

public <T> T getValue(int index,
                      java.lang.Class<T> type,
                      java.util.Calendar calendar)
               throws java.sql.SQLException

Throws:

java.sql.SQLException

wasNull

public abstract boolean wasNull()

checkIndexAndSetPosition

private void checkIndexAndSetPosition(int index)
                               throws java.sql.SQLException

Throws:

java.sql.SQLException

getValue

public <T> T getValue(int index,
                      Codec<T> codec,
                      java.util.Calendar cal)
               throws java.sql.SQLException

Get value.

Parameters:

index - REAL index (0 = first)

codec - codec

Returns:

value

Throws:

java.sql.SQLException - if cannot decode value

getByteValue

public byte getByteValue(int index)
                  throws java.sql.SQLException

Throws:

java.sql.SQLException

getBooleanValue

public boolean getBooleanValue(int index)
                        throws java.sql.SQLException

Throws:

java.sql.SQLException

getShortValue

public short getShortValue(int index)
                    throws java.sql.SQLException

Throws:

java.sql.SQLException

getIntValue

public int getIntValue(int index)
                throws java.sql.SQLException

Throws:

java.sql.SQLException

getLongValue

public long getLongValue(int index)
                  throws java.sql.SQLException

Throws:

java.sql.SQLException

getFloatValue

public float getFloatValue(int index)
                    throws java.sql.SQLException

Throws:

java.sql.SQLException

getDoubleValue

public double getDoubleValue(int index)
                      throws java.sql.SQLException

Throws:

java.sql.SQLException

getValue

public <T> T getValue(java.lang.String label,
                      Codec<T> codec,
                      java.util.Calendar cal)
               throws java.sql.SQLException

Throws:

java.sql.SQLException

getIndex

public int getIndex(java.lang.String label)
             throws java.sql.SQLException

Throws:

java.sql.SQLException