如果与jetty一起使用,我正在开发一个独立过滤器来扩展我们的webapp(BaseX)。 目标是在响应发送时推送一些附加资源。 Web应用程序定义了必须推送哪些资源。standalone pushfilter:jetty.server.request not found
随着嵌入式码头,一切顺利。但是部署BaxeX ALS Servlet时到码头,开始jettx:运行分叉,我得到这个:
java.lang.NoClassDefFoundError: org/eclipse/jetty/server/Request
at org.basex.http2.BaseXJettyPushFilter.doFilter(BaseXJettyPushFilter.java:48)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595)
...
这是过滤器的pom.xml:
<?xml version="1.0"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.basex</groupId>
<artifactId>basex-jetty-push-filter</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>basex-jetty-push-filter</name>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<jetty.version>9.4.6.v20170531</jetty.version>
</properties>
<dependencies>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-annotations</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-servlet</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-servlets</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-server</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-alpn-server</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty.http2</groupId>
<artifactId>http2-common</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty.http2</groupId>
<artifactId>http2-server</artifactId>
<version>${jetty.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-webapp</artifactId>
<version>${jetty.version}</version>
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.7.0</version>
<configuration>
<!-- http://maven.apache.org/plugins/maven-compiler-plugin/ -->
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>
...
和我加载它依赖这里:
<parent>
<groupId>org.basex</groupId>
<artifactId>basex-parent</artifactId>
<version>9.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<name>BaseX API</name>
<dependencies>
<dependency>
<groupId>org.basex</groupId>
<artifactId>basex</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>org.basex</groupId>
<artifactId>basex-jetty-push-filter</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>net.xqj</groupId>
<artifactId>basex-xqj</artifactId>
</dependency>
<dependency>
<groupId>org.xmldb</groupId>
<artifactId>xmldb-api</artifactId>
</dependency>
...
为什么我不能从W中访问服务器类很明显ebapp! webapp不应该对周围的servlet容器有任何依赖关系,因为它可能会改变。
这就是为什么我实现了过滤器独立,但不知何故它仍然无法访问server.Request类。 Jetty的PushCacheFilter也使用jetty.request类,它应该是可能的!
这里的过滤器: https://github.com/BodoWissemann/basex-jetty-push-filter
我怎样才能解决这个问题?我坚持:(
THX很多
博德