程序包 cn.taketoday.web.handler.result

类 VoidReturnValueHandler

java.lang.Object

cn.taketoday.web.handler.result.VoidReturnValueHandler

所有已实现的接口:

HandlerMethodReturnValueHandler, ReturnValueHandler

public class VoidReturnValueHandler
extends Object
implements HandlerMethodReturnValueHandler

for Void or void type

作者:

TODAY 2019-07-14 00:53

字段概要

字段

修饰符和类型	字段	说明
private final ViewReturnValueHandler	delegate

从接口继承的字段 cn.taketoday.web.ReturnValueHandler

NONE_RETURN_VALUE

构造器概要

构造器

构造器	说明
VoidReturnValueHandler(ViewReturnValueHandler delegate)

方法概要

修饰符和类型	方法	说明
void	handleReturnValue(RequestContext context, Object handler, Object returnValue)	mainly for ModelAndView
boolean	supportsHandlerMethod(HandlerMethod handlerMethod)	Whether the given method is supported by this handler.
boolean	supportsReturnValue(Object returnValue)	If this ReturnValueHandler supports the target handler's result

从类继承的方法 java.lang.Object

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

从接口继承的方法 cn.taketoday.web.handler.result.HandlerMethodReturnValueHandler

handleHandlerMethodReturnValue, supportsHandler

字段详细资料

delegate

private final ViewReturnValueHandler delegate

构造器详细资料

VoidReturnValueHandler

public VoidReturnValueHandler(ViewReturnValueHandler delegate)

方法详细资料

supportsHandlerMethod

public boolean supportsHandlerMethod(HandlerMethod handlerMethod)

从接口复制的说明: HandlerMethodReturnValueHandler

Whether the given method is supported by this handler.

指定者:

supportsHandlerMethod 在接口中 HandlerMethodReturnValueHandler

返回:

true if this handler supports the supplied return type; false otherwise

另请参阅:

• HandlerMethod

supportsReturnValue

public boolean supportsReturnValue(Object returnValue)

从接口复制的说明: ReturnValueHandler

If this ReturnValueHandler supports the target handler's result

This method can test this ReturnValueHandler supports the target handler in application runtime

指定者:

supportsReturnValue 在接口中 ReturnValueHandler

参数:

returnValue - Target handler's return-value or result

返回:

If this ReturnValueHandler supports the target handler's result

handleReturnValue

public void handleReturnValue(RequestContext context,
 @Nullable
 Object handler,
 @Nullable
 Object returnValue)
                       throws Exception

mainly for ModelAndView

指定者:

handleReturnValue 在接口中 HandlerMethodReturnValueHandler

指定者:

handleReturnValue 在接口中 ReturnValueHandler

参数:

context - Current HTTP request context

handler - Target HTTP handler

returnValue - Handler execution result Or HandlerExceptionHandler return value

抛出:

Exception - return-value handled failed