Package io.github.torand.fastersql.constant

Class InlineNumberConstant

java.lang.Object

io.github.torand.fastersql.constant.InlineNumberConstant

All Implemented Interfaces:

Constant, Expression, Projection, Sql

public class InlineNumberConstant
extends Object
implements Constant

Represents an inline number constant. The number value is included in the SQL statement directly, not via a statement parameter.

Method Summary

Modifier and Type	Method	Description
Optional<ColumnAlias>	alias()	Gets the column alias (label) assigned for this projection.
Projection	as(String alias)	Assigns a column alias (label) for this projection.
Projection	forColumn(Column column)	Creates a projection of the constant.
Stream<Object>	params(Context context)	Gets the statement parameters introduced by this fragment.
String	sql(Context context)	Formats object as an SQL fragment.
Number	value()	Gets the constant value.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.github.torand.fastersql.expression.Expression

dividedBy, dividedBy, minus, minus, mod, mod, plus, plus, times, times

Methods inherited from interface io.github.torand.fastersql.sql.Sql

aliasRefs, columnRefs

Method Details

sql

public String sql(Context context)

Description copied from interface: Sql

Formats object as an SQL fragment.

Specified by:

sql in interface Sql

Parameters:

context - the context (incl. dialect).

Returns:

the formatted SQL fragment.

params

public Stream<Object> params(Context context)

Description copied from interface: Sql

Gets the statement parameters introduced by this fragment.

Specified by:

params in interface Sql

Parameters:

context - the context (incl. dialect).

Returns:

the statement parameters.

as

public Projection as(String alias)

Description copied from interface: Projection

Assigns a column alias (label) for this projection.

Specified by:

as in interface Projection

Parameters:

alias - the column alias or label.

Returns:

the projection with specified alias assigned.

alias

public Optional<ColumnAlias> alias()

Description copied from interface: Projection

Gets the column alias (label) assigned for this projection.

Specified by:

alias in interface Projection

Returns:

the column alias (label) assigned for this projection.

value

public Number value()

Description copied from interface: Constant

Gets the constant value.

Specified by:

value in interface Constant

Returns:

the constant value.

forColumn

public Projection forColumn(Column column)

Description copied from interface: Constant

Creates a projection of the constant.

Specified by:

forColumn in interface Constant

Parameters:

column - the column to associate projection with.

Returns:

the projection.