org.springframework.web.bind.support

Class DefaultDataBinderFactory

java.lang.Object

org.springframework.web.bind.support.DefaultDataBinderFactory

All Implemented Interfaces:

WebDataBinderFactory

Direct Known Subclasses:

InitBinderDataBinderFactory

public class DefaultDataBinderFactory
extends java.lang.Object
implements WebDataBinderFactory

Create a WebRequestDataBinder instance and initialize it with a WebBindingInitializer.

Since:

3.1

Author:

Rossen Stoyanchev

Constructor Summary

Constructors

Constructor and Description
DefaultDataBinderFactory(WebBindingInitializer initializer) Create a new DefaultDataBinderFactory instance.

Method Summary

Modifier and Type	Method and Description
WebDataBinder	createBinder(NativeWebRequest webRequest, java.lang.Object target, java.lang.String objectName) Create a new WebDataBinder for the given target object and initialize it through a WebBindingInitializer.
protected WebDataBinder	createBinderInstance(java.lang.Object target, java.lang.String objectName, NativeWebRequest webRequest) Extension point to create the WebDataBinder instance.
protected void	initBinder(WebDataBinder dataBinder, NativeWebRequest webRequest) Extension point to further initialize the created data binder instance (e.g.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultDataBinderFactory

public DefaultDataBinderFactory(@Nullable
                                WebBindingInitializer initializer)

Create a new DefaultDataBinderFactory instance.

Parameters:

initializer - for global data binder initialization (or null if none)

Method Detail

createBinder

public final WebDataBinder createBinder(NativeWebRequest webRequest,
                                        @Nullable
                                        java.lang.Object target,
                                        java.lang.String objectName)
                                 throws java.lang.Exception

Create a new WebDataBinder for the given target object and initialize it through a WebBindingInitializer.

Specified by:

createBinder in interface WebDataBinderFactory

Parameters:

webRequest - the current request

target - the object to create a data binder for, or null if creating a binder for a simple type

objectName - the name of the target object

Returns:

the created WebDataBinder instance, never null

Throws:

java.lang.Exception - in case of invalid state or arguments

createBinderInstance

protected WebDataBinder createBinderInstance(@Nullable
                                             java.lang.Object target,
                                             java.lang.String objectName,
                                             NativeWebRequest webRequest)
                                      throws java.lang.Exception

Extension point to create the WebDataBinder instance. By default this is WebRequestDataBinder.

Parameters:

target - the binding target or null for type conversion only

objectName - the binding target object name

webRequest - the current request

Throws:

java.lang.Exception - in case of invalid state or arguments

initBinder

protected void initBinder(WebDataBinder dataBinder,
                          NativeWebRequest webRequest)
                   throws java.lang.Exception

Extension point to further initialize the created data binder instance (e.g. with @InitBinder methods) after "global" initialization via WebBindingInitializer.

Parameters:

dataBinder - the data binder instance to customize

webRequest - the current request

Throws:

java.lang.Exception - if initialization fails