javax.servlet.filter类文件找不到

找不到javax.servlet.Filter的类文件

在这里我是用IDEA来开发的,Tomcat用的maven插件原因:没有相应在jar包解决:导入相应在jar的依赖,在pom文件中添加 <dependency> <groupId>javax</groupId> <artifactId>javaee-api</artifactId> <version>7.0</version> </dependency>

找不到javax.servlet.Filter类，

找不到javax.servlet.Filter类, 在构建的依赖包中缺少servlet.api

理解Servlet过滤器 (javax.servlet.Filter)

过滤器(Filter)的概念过滤器位于客户端和web应用程序之间,用于检查和修改两者之间流过的请求和响应. 在请求到达Servlet/JSP之前,过滤器截获请求. 在响应送给客户端之前,过滤器截获响应. 多个过滤器形成一个过滤器链,过滤器链中不同过滤器的先后顺序由部署文件web.xml中过滤器映射<filter-mapping>的顺序决定. 最先截获客户端请求的过滤器将最后截获Servlet/JSP的响应信息. 过滤器的链式结构可以为一个Web应用组件部署多个过滤器,这些过滤器组成一个过滤

启动spring boot项目时报错：java.lang.ClassNotFoundException: javax.servlet.Filter

<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-tomcat</artifactId>  </dependency> 在pom文件中将scope注释再加上 <dependency> <group

Java-maven异常-cannot be cast to javax.servlet.Filter 报错, 原因servlet-api.jar冲突

使用maven开发web应用程序, 启动的时候报错: jar not loaded. See Servlet Spec . Offending class: javax/servlet/Servlet.class 然后输出错误: 严重: Exception starting filter encodingFilter java.lang.ClassCastException: org.springframework.web.filter.CharacterEncodingFilter canno

java.lang.ClassCastException: org.springframework.web.filter.CharacterEncodingFilter cannot be cast to javax.servlet.Filter

java.lang.ClassCastException: org.springframework.web.filter.CharacterEncodingFilter cannot be cast to javax.servlet.Filter at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:275) at org.apache.catalina.c

java.lang.ClassNotFoundException: javax.servlet.Filter

java.lang.ClassNotFoundException: javax.servlet.Filter:有两个原因:(1)在maven中的作用域,不能是provided,需要是compile就是默认的scope(2)spring-boot-starter-tomcat的版本bug,换个新的或旧的版本试试 I Started a new project with Spring Boot 1.2.3. I'm getting error java.lang.NoClassDefFoundErr

maven问题：org.springframewor.web.filter.CharacterEncodingFileter不能强转为javax.servlet.Filter

使用maven搭建ssm(SpringMVC.Spring .Mybatis)项目,启动时报: java.lang.ClassCastException:org.springframewor.web.filter.CharacterEncodingFileter cannot be cast to javax.servlet.Filter 解决方案: 在javax.servlet添加 <exclusions> <exclusion> <art

org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter cannot be cast to javax.servlet.Filter

org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter cannot be cast to javax.servlet.Filter at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:275) at org.apache.catalina.core.Application

cannot be cast to javax.servlet.Filter 报错, 原因servlet-api.jar冲突

使用maven开发web应用程序, 启动的时候报错: jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class 然后输出错误: 严重: Exception starting filter encodingFilter java.lang.ClassCastException: org.springframework.web.filter.CharacterEn

java.lang.IllegalStateException: class utils.filter.ContentFilter is not a javax.servlet.Filter

1.错误描写叙述 2016-01-12 11:27:01.787:WARN:oejuc.AbstractLifeCycle:FAILED ContentFilter: java.lang.IllegalStateException: class utils.filter.ContentFilter is not a javax.servlet.Filter java.lang.IllegalStateException: class utils.filter.ContentFilter is n

maven下nutz与servlet报错org.nutz.mvc.NutFilter cannot be cast to javax.servlet.Filter

使用maven搭建nutz时,加入servlet报错:org.nutz.mvc.NutFilter cannot be cast to javax.servlet.Filter 十二月 03, 2015 2:34:36 下午 org.apache.catalina.core.StandardContext filterStart严重: Exception starting filter nutzjava.lang.ClassCastException: org.nutz.mvc.NutFilte

maven struts2工程StrutsPrepareAndExecuteFilter cannot be cast to javax.servlet.Filter

maven搭建struts2工程时报错严重: Exception starting filter struts2java.lang.ClassCastException: org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter cannot be cast to javax.servlet.Filter 工程是复制的,所以从pom.xml导入时一些jar包引用清理的不干净,最后找到原因是与servlet-api

CharacterEncodingFilter cannot be cast to javax.servlet.Filter

java.lang.ClassCastException: org.springframework.web.filter.CharacterEncodingFilter cannot be cast to javax.servlet.Filter 这个问题遇到好几次了,久了又忘记怎么解决的了,特此记录下: 很多文章都说是<artifactId>servlet-api</artifactId> 这个包有冲突,处理之后还是报错: 使用以下代码可以直接找到冲突jar包 public st

javax.servlet.http.Part 文件上传

编辑jsp页面: <html> <head> <base href="<%=basePath%>"> <title>My JSP 'index.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-contro

Maven项目启动报错：org.springframework.web.filter.CharacterEncodingFilter cannot be cast to javax.servlet.Filter

看网上说法tomcat启动时会把lib目录下的jar包加载进内存,而项目里也有相同的jar包就会导致jar包冲突解决办法: 把pom依赖里相应的jar包添加<scope>标签 <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>3.0-alpha-1</version> <

IDEAL启动项目的时候报java.lang.NoClassDefFoundError: javax/servlet/Filter错误

<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-tomcat</artifactId> <scope>provided</scope></dependency>注释掉 <scope>provided</scope>解决问题

'org.springframework.web.filter.CharacterEncodingFilter' is not assignable to 'javax.servlet.Filter,This inspection lets you spot the following problems that might occur in descriptors that are used t

1.jar包导入错误,因为maven下载的原因: 删除这样的包,然后让maven重新下载,问题就会解决

IDEA启动Springboot时，解决报错java.lang.NoClassDefFoundError: javax/servlet/Filter

如下所示,将spring-boot-starter-tomcat依赖中的<scope>provided</scope>注释掉 <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-tomcat</artifactId> <!--<scope>provided</scope>

ofbiz：找不到org.ofbiz.widget.ContentWorkerInterface的类文件

ofbiz编译报错: 找不到org.ofbiz.widget.DataResourceWorkerInterface的类文件找不到org.ofbiz.widget.ContentWorkerInterface的类文件解决方法: 在application 下的order, party, product & workeffort中每个根目录下的build.xml添加 <fileset dir="../../framework/widget/build/lib" inclu

javax.servlet.filter类文件找不到

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