It never ends, never!

Might the faith can show me a time, time to end this endless suffering days

Rebuild started: Project: 工程模板 *** Using Compiler 'V5.06 update 7 (build 960)', folder: 'E:\keil5\MDK5.36\ARM\ARMCC\Bin' Rebuild target 'Target 1' assembling startup_stm32f10x_hd.s... compiling main.c... .\APP\dsgshow.h(16): warning: #1-D: last line of file ends without a newline #endif .\APP\delay.h(14): warning: #1-D: last line of file ends without a newline #endif /* __DELAY_H */ .\APP\EXTI.C(39): warning: #1-D: last line of file ends without a newline } .\APP\key.h(25): warning: #1-D: last line of file ends without a newline #endif User\main.c(27): warning: #1-D: last line of file ends without a newline } User\main.c: 5 warnings, 0 errors compiling stm32f10x_it.c... compiling misc.c... compiling beepkey.c... APP\delay.h(14): warning: #1-D: last line of file ends without a newline #endif /* __DELAY_H */ APP\beepkey.c(116): warning: #1-D: last line of file ends without a newline } APP\beepkey.c(77): warning: #177-D: variable "i" was declared but never referenced uint32_t i; // ??: ????????? APP\beepkey.c: 3 warnings, 0 errors compiling led.c... APP\led.c(32): warning: #1-D: last line of file ends without a newline } APP\led.c: 1 warning, 0 errors compiling stm32f10x_gpio.c... compiling system_stm32f10x.c... compiling stm32f10x_exti.c... compiling stm32f10x_rcc.c... compiling core_cm3.c... compiling systick.c... compiling delay.c... APP\delay.h(14): warning: #1-D: last line of file ends without a newline #endif /* __DELAY_H */ APP\delay.c(33): warning: #1-D: last line of file ends without a newline } APP\delay.c: 2 warnings, 0 errors compiling EXTI.C... APP\dsgshow.h(16): warning: #1-D: last line of file ends without a newline #endif APP\delay.h(14): warning: #1-D: last line of file ends without a newline #endif /* __DELAY_H */ APP\EXTI.C(39): warning: #1-D: last line of file ends without a newline } APP\EXTI.C: 3 warnings, 0 errors compiling key.c... APP\key.h(25): warning: #1-D: last line of file ends without a newline #endif APP\key.c(47): warning: #1-D: last line of file ends without a newline } APP\key.c: 2 warnings, 0 errors compiling dsgshow.c... APP\dsgshow.h(16): warning: #1-D: last line of file ends without a newline #endif APP\delay.h(14): warning: #1-D: last line of file ends without a newline #endif /* __DELAY_H */ APP\dsgshow.c: 2 warnings, 0 errors linking... .\Output\工程模板.axf: Error: L6200E: Symbol hour multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol minute multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol second multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol smgduan multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol smgwei multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol DsgShowInit multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol DsgShowNum multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol DsgShowTime multiply defined (by dsgshow.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI0_IRQHandler multiply defined (by stm32f10x_it.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI0_IRQHandler multiply defined (by exti.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI1_IRQHandler multiply defined (by stm32f10x_it.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI1_IRQHandler multiply defined (by exti.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI2_IRQHandler multiply defined (by stm32f10x_it.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI2_IRQHandler multiply defined (by exti.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol EXTI15_10_IRQHandler multiply defined (by exti.o and main.o). .\Output\工程模板.axf: Error: L6200E: Symbol delay_ms multiply defined (by delay.o and systick.o). .\Output\工程模板.axf: Error: L6200E: Symbol delay_us multiply defined (by delay.o and systick.o). Not enough information to list image symbols. Not enough information to list load addresses in the image map. Finished: 2 information, 0 warning and 17 error messages. ".\Output\工程模板.axf" - 17 Error(s), 18 Warning(s). Target not created. Build Time Elapsed: 00:00:01
06-17
资源下载链接为: https://pan.quark.cn/s/f989b9092fc5 HttpServletRequestWrapper 是 Java Servlet API 中的一个工具类,位于 javax.servlet.http 包中,用于对 HttpServletRequest 对象进行封装,从而在 Web 应用中实现对 HTTP 请求的拦截、修改或增强等功能。通过继承该类并覆盖相关方法,开发者可以轻松地自定义请求处理逻辑,例如修改请求参数、添加请求头、记录日志等。 参数过滤:在请求到达处理器之前,可以对请求参数进行检查或修改,例如去除 URL 编码、过滤敏感信息或进行安全检查。 请求头操作:可以修改或添加请求头,比如设置自定义的 Content-Type 或添加认证信息。 请求属性扩展:在原始请求的基础上添加自定义属性,供后续处理使用。 日志记录:在处理请求前记录请求信息,如 URL、参数、请求头等,便于调试和监控。 跨域支持:通过添加 CORS 相关的响应头,允许来自不同源的请求。 HttpServletRequestWrapper 通过继承 HttpServletRequest 接口并重写其方法来实现功能。开发者可以在重写的方法中添加自定义逻辑,例如在获取参数时进行过滤,或在读取请求体时进行解密。当调用这些方法时,实际上是调用了包装器中的方法,从而实现了对原始请求的修改或增强。 以下是一个简单的示例,展示如何创建一个用于过滤请求参数的包装器: 在 doFilter 方法中,可以使用 CustomRequestWrapper 包装原始请求: 这样,每当调用 getParameterValues 方法时,都会先经过自定义的过滤逻辑。 HttpServletRequestWrapper 是 Java Web 开发中一个强大的工具,它提供了灵活的扩展性,允许开发者
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