带websockets的弹簧PATCH
当我们在Tomcat 7.0.56上部署我们的站点时,我在使用websockets的弹簧应用程序时出错。我尝试访问的WebSocket端点路径是application/wsconnection/ws
它显示nosuchfielderror:PATCH带websockets的弹簧PATCH
exception
javax.servlet.ServletException: Servlet execution threw an exception
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:96)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
root cause
java.lang.NoSuchFieldError: PATCH
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:833)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:96)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
,但是当我尝试在本地运行它
Can "Upgrade" only to "WebSocket".
确实错误发生的原因与Tomcat的罐子冲突?我检查了tomcat.websocket
和其他人的har的源文件,但没有PATCH
字段。 websocket与服务器端点握手时发送了什么?
servlet的路径是/wsconnection/*
,端点路径是'/ ws`。
的pom.xml
<properties>
<org.springframework-version>4.0.6.RELEASE</org.springframework-version>
</properties>
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-web-api</artifactId>
<version>6.0</version>
<scope>provided</scope>
<exclusions>
<exclusion>
<groupId>3rd-party</groupId>
<artifactId>javaee</artifactId>
</exclusion>
<exclusion>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.sn</groupId>
<artifactId>sn-core</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>org.apache.mina</groupId>
<artifactId>mina-core</artifactId>
<version>2.0.4</version>
<exclusions>
<exclusion>
<groupId>org.apache.mina</groupId>
<artifactId>mina-core</artifactId>
</exclusion>
<exclusion>
<groupId>org.apache.mina</groupId>
<artifactId>mina-integration-spring</artifactId>
</exclusion>
</exclusions>
</dependency>
<!-- websocket -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jms</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-jms</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${org.springframework-version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${org.springframework-version}</version>
<exclusions>
<exclusion>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-messaging</artifactId>
<version>${org.springframework-version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-websocket</artifactId>
<version>${org.springframework-version}</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.3.2</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty.websocket</groupId>
<artifactId>websocket-server</artifactId>
<version>9.2.4.v20141103</version>
</dependency>
的web.xml
<!-- servlet -->
<servlet>
<servlet-name>dispatcher</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcher</servlet-name>
<url-pattern>/wsconnection/*</url-pattern>
</servlet-mapping>
<!-- 15 minutes -->
<session-config>
<session-timeout>15</session-timeout>
</session-config>
<!-- encoding filter -->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- struts filter -->
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
servlet的context.xml中/调度程序-servlet.xml中
它仅包含包括其他XML上下文。
我不认为这是一个tomcat问题。这种例外表明版本不匹配。 确保您在所有弹簧依赖关系中使用相同的版本。
与你分享你的pom.xml,web.xml和servlet上下文也会有所帮助。
@ EhabAl-Hakwati我已经用web.xml,pom.xml和servlet – 2014-11-26 01:30:41
根据文档更新了我的问题NoSuchFieldError“通常,这个错误被编译器捕获;这个错误只能在运行时发生,如果类的定义发生了不兼容的变化。“ https://docs.oracle.com/javase/7/docs/api/java/lang/NoSuchFieldError.html 和挖掘弹簧4.0.6回购我发现PATCH存在 – 2014-11-26 10:08:37
@Override \t保护无效更多.. 。服务(HttpServletRequest的请求,响应HttpServletResponse的) \t \t \t抛出的ServletException,IOException异常{ \t \t字符串方法= request.getMethod();如果(method.equalsIgnoreCase(RequestMethod.PATCH.name())){ \t \t \t processRequest(request,response); \t \t} \t \t否则{ \t \t \t super.service(请求,响应); \t \t} \t} – 2014-11-26 10:08:53
能否请你分享一下pom.xml – 2014-11-25 10:04:21