org.mybatis.dynamic.sql

Class Constant

java.lang.Object

org.mybatis.dynamic.sql.Constant

All Implemented Interfaces:

BasicColumn

public class Constant
extends Object
implements BasicColumn

Method Summary

Modifier and Type	Method and Description
Optional<String>	alias() Returns the columns alias if one has been specified.
Constant	as(String alias) Returns a new instance of a BasicColumn with the alias set.
static Constant	of(String value)
String	renderWithTableAlias(TableAliasCalculator tableAliasCalculator) Returns the name of the item aliased with a table name if appropriate.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.mybatis.dynamic.sql.BasicColumn

renderWithTableAndColumnAlias

Method Detail

alias

public Optional<String> alias()

Description copied from interface: BasicColumn

Returns the columns alias if one has been specified.

Specified by:

alias in interface BasicColumn

Returns:

the column alias

renderWithTableAlias

public String renderWithTableAlias(TableAliasCalculator tableAliasCalculator)

Description copied from interface: BasicColumn

Returns the name of the item aliased with a table name if appropriate. For example, "a.foo". This is appropriate for where clauses and order by clauses.

Specified by:

renderWithTableAlias in interface BasicColumn

Parameters:

tableAliasCalculator - the table alias calculator for the current renderer

Returns:

the item name with the table alias applied

as

public Constant as(String alias)

Description copied from interface: BasicColumn

Returns a new instance of a BasicColumn with the alias set.

Specified by:

as in interface BasicColumn

Parameters:

alias - the column alias to set

Returns:

new instance with alias set

of

public static Constant of(String value)