io.asyncer.r2dbc.mysql

Class ColumnDefinition

java.lang.Object

io.asyncer.r2dbc.mysql.ColumnDefinition

public final class ColumnDefinition
extends Object

A flag bitmap considers column definitions.

Field Summary

Fields

Modifier and Type	Field and Description
static short	BINARY

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
boolean	isBinary() Checks if value is binary data.
boolean	isEnum() Checks if value type is enum.
boolean	isNotNull() Checks if value is not null.
boolean	isSet() Checks if value type is set.
boolean	isUnsigned() Checks if value is an unsigned number.
static ColumnDefinition	of(int definitions) Creates a ColumnDefinition with column definitions bitmap.
static ColumnDefinition	of(int definitions, int collationId) Creates a ColumnDefinition with column definitions bitmap.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

BINARY

public static final short BINARY

See Also:

Constant Field Values

Method Detail

isNotNull

public boolean isNotNull()

Checks if value is not null.

Returns:

if value is not null.

isUnsigned

public boolean isUnsigned()

Checks if value is an unsigned number. e.g. INT UNSIGNED, BIGINT UNSIGNED.

Note: IEEE-754 floating types (e.g. DOUBLE/FLOAT) do not supports it in MySQL 8.0+. When creating a column as an unsigned floating type, the server may report a warning.

Returns:

if value is an unsigned number.

isBinary

public boolean isBinary()

Checks if value is binary data.

Returns:

if value is binary data.

isEnum

public boolean isEnum()

Checks if value type is enum.

Returns:

if value is an enum.

isSet

public boolean isSet()

Checks if value type is set.

Returns:

if value is a set.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

of

public static ColumnDefinition of(int definitions)

Creates a ColumnDefinition with column definitions bitmap. It will unset all unknown or useless flags.

Parameters:

definitions - the column definitions bitmap.

Returns:

the ColumnDefinition without unknown or useless flags.

of

public static ColumnDefinition of(int definitions,
                                  int collationId)

Creates a ColumnDefinition with column definitions bitmap. It will unset all unknown or useless flags.

Parameters:

definitions - the column definitions bitmap.

collationId - the collation id.

Returns:

the ColumnDefinition without unknown or useless flags.