程序包 cn.taketoday.web.handler

类 NotFoundHandler

java.lang.Object

cn.taketoday.web.handler.NotFoundHandler

所有已实现的接口:

HttpRequestHandler

public class NotFoundHandler
extends Object
implements HttpRequestHandler

Process Handler not found

作者:

TODAY 2019-12-20 19:15

字段概要

字段

修饰符和类型	字段	说明
static final NotFoundHandler	instance	NotFoundHandler default instance
protected static final cn.taketoday.logging.Logger	log	Additional logger to use when no mapped handler is found for a request.
static final String	PAGE_NOT_FOUND_LOG_CATEGORY	Log category to use when no mapped handler is found for a request.

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

NONE_RETURN_VALUE

构造器概要

构造器

构造器	说明
NotFoundHandler()

方法概要

修饰符和类型	方法	说明
protected Object	handleNotFound(RequestContext request)	Process not found
Object	handleRequest(RequestContext request)	Process the request and return a result object which the DispatcherHandler will handle.
protected void	logNotFound(RequestContext context)

从类继承的方法 java.lang.Object

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

字段详细资料

PAGE_NOT_FOUND_LOG_CATEGORY

public static final String PAGE_NOT_FOUND_LOG_CATEGORY

Log category to use when no mapped handler is found for a request.

另请参阅:

• 常量字段值

log

protected static final cn.taketoday.logging.Logger log

Additional logger to use when no mapped handler is found for a request.

instance

public static final NotFoundHandler instance

NotFoundHandler default instance

构造器详细资料

NotFoundHandler

public NotFoundHandler()

方法详细资料

handleRequest

@Nullable
public Object handleRequest(RequestContext request)
                     throws Throwable

从接口复制的说明: HttpRequestHandler

Process the request and return a result object which the DispatcherHandler will handle. A null return value is not an error: it indicates that this handler completed request processing itself and that there is therefore no explicit result to handle. a HttpRequestHandler.NONE_RETURN_VALUE indicates that no result to handle by ReturnValueHandler

指定者:

handleRequest 在接口中 HttpRequestHandler

参数:

request - Current request context

返回:

Result to be handled by ReturnValueHandler

抛出:

Throwable - If any exception occurred

另请参阅:

• ReturnValueHandler

handleNotFound

protected Object handleNotFound(RequestContext request)
                         throws IOException

Process not found

抛出:

IOException

logNotFound

protected void logNotFound(RequestContext context)