org.zkoss.bind.converter.sys
Class AbstractSelectedIndexConverter<C extends Component>

java.lang.Object
  org.zkoss.bind.converter.sys.AbstractSelectedIndexConverter<C>

All Implemented Interfaces:

java.io.Serializable, Converter<java.lang.Object,java.lang.Object,C>

Direct Known Subclasses:

ComboboxSelectedIndexConverter, ListboxSelectedIndexConverter, RadiogroupSelectedIndexConverter, SelectboxSelectedIndexConverter

public abstract class AbstractSelectedIndexConverter<C extends Component>
extends java.lang.Object
implements Converter<java.lang.Object,java.lang.Object,C>, java.io.Serializable

Convert selected index to bean and vice versa.

Since:

6.0.0

Author:

dennis

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.zkoss.bind.Converter

IGNORED_VALUE

Constructor Summary

AbstractSelectedIndexConverter()

Method Summary

java.lang.Object	coerceToBean(java.lang.Object val, C comp, BindContext ctx) Coerces a value to bean value to save to a bean
java.lang.Object	coerceToUi(java.lang.Object val, C comp, BindContext ctx) Coerces a value to another value to load to a component
protected abstract ListModel<?>	getComponentModel(C comp)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractSelectedIndexConverter

public AbstractSelectedIndexConverter()

Method Detail

coerceToUi

public java.lang.Object coerceToUi(java.lang.Object val,
                                   C comp,
                                   BindContext ctx)

Description copied from interface: Converter

Coerces a value to another value to load to a component

Specified by:

coerceToUi in interface Converter<java.lang.Object,java.lang.Object,C extends Component>

Parameters:

val - the bean value

comp - the component to be loaded the value

ctx - the bind context

Returns:

the value to load to a component

getComponentModel

protected abstract ListModel<?> getComponentModel(C comp)

coerceToBean

public java.lang.Object coerceToBean(java.lang.Object val,
                                     C comp,
                                     BindContext ctx)

Description copied from interface: Converter

Coerces a value to bean value to save to a bean

Specified by:

coerceToBean in interface Converter<java.lang.Object,java.lang.Object,C extends Component>

Parameters:

val - the value of component attribute.

comp - the component provides the value

ctx - the bind context

Returns:

the value to save to a bean