org.zkoss.bind.impl

Class IndirectBinding

java.lang.Object

org.zkoss.bind.impl.IndirectBinding

All Implemented Interfaces:

Serializable, Binding, LoadBinding, ReferenceBinding

public abstract class IndirectBinding
extends Object
implements ReferenceBinding, Serializable

An indirect binding, a kind of reference binding, but it won't create a sub-tracking tree to get two way bindings, and it is used for children binding internally. i.e. this class is designed for some specific cases.

Since:

8.0.0

Author:

jumperchen

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
IndirectBinding()

Method Summary

Methods

Modifier and Type	Method and Description
Map<String,Object>	getArgs() Null is returned by default.
String	getPropertyString() Null is returned by default.
void	invalidateCache() do nothing for this method
void	load(BindContext ctx) do nothing for this method

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.zkoss.bind.sys.ReferenceBinding

getValue, setValue

Methods inherited from interface org.zkoss.bind.sys.Binding

getBinder, getComponent

Constructor Detail

IndirectBinding

public IndirectBinding()

Method Detail

load

public void load(BindContext ctx)

do nothing for this method

Specified by:

load in interface LoadBinding

Parameters:

ctx - the binding runtime context

getArgs

public Map<String,Object> getArgs()

Null is returned by default. (never be used)

Specified by:

getArgs in interface Binding

Returns:

an argument pairs map(read only).

getPropertyString

public String getPropertyString()

Null is returned by default. (never be used)

Specified by:

getPropertyString in interface ReferenceBinding

Returns:

the reference expression script of this binding.

invalidateCache

public void invalidateCache()

do nothing for this method

Specified by:

invalidateCache in interface ReferenceBinding