org.mybatis.dynamic.sql.select.function

Class AbstractFunction<T,U extends AbstractFunction<T,U>>

java.lang.Object

org.mybatis.dynamic.sql.select.function.AbstractFunction<T,U>

All Implemented Interfaces:

BasicColumn, BindableColumn<T>

Direct Known Subclasses:

AbstractMultipleColumnArithmeticFunction, Lower, Substring, Upper

public abstract class AbstractFunction<T,U extends AbstractFunction<T,U>>
extends Object
implements BindableColumn<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected String	alias
protected BindableColumn<T>	column

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractFunction(BindableColumn<T> column)

Method Summary

Modifier and Type	Method and Description
Optional<String>	alias() Returns the columns alias if one has been specified.
U	as(String alias) Override the base method definition to make it more specific to this interface.
protected abstract U	copy()
Optional<JDBCType>	jdbcType()
Optional<String>	typeHandler()

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

columnList, renderWithTableAlias, renderWithTableAndColumnAlias

Field Detail

column

protected BindableColumn<T> column

alias

protected String alias

Constructor Detail

AbstractFunction

protected AbstractFunction(BindableColumn<T> column)

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

as

public U as(String alias)

Description copied from interface: BindableColumn

Override the base method definition to make it more specific to this interface.

Specified by:

as in interface BasicColumn

Specified by:

as in interface BindableColumn<T>

Parameters:

alias - the column alias to set

Returns:

new instance with alias set

jdbcType

public Optional<JDBCType> jdbcType()

Specified by:

jdbcType in interface BindableColumn<T>

typeHandler

public Optional<String> typeHandler()

Specified by:

typeHandler in interface BindableColumn<T>

copy

protected abstract U copy()