我是OSGI的新手(对不起)并且在尝试部署我的软件包和相关依赖项时遇到了一些问题。
这是我的POM:
<?xml version="1.0" encoding="UTF-8"?>
<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>com.felix.test</groupId>
<artifactId>com.felix.test</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>bundle</packaging>
<dependencies>
<dependency>
<groupId>org.apache.felix</groupId>
<artifactId>org.osgi.core</artifactId>
<version>1.0.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.felix</groupId>
<artifactId>org.apache.felix.scr.annotations</artifactId>
<version>1.9.6</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>net.sf.ehcache</groupId>
<artifactId>ehcache</artifactId>
<version>2.10.0</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.4</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.5</source>
<target>1.5</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.felix</groupId>
<artifactId>maven-bundle-plugin</artifactId>
<version>2.5.4</version>
<extensions>true</extensions>
<configuration>
<instructions>
<Export-Package>
com.felix.test.search
</Export-Package>
<Bundle-SymbolicName>
${project.artifactId}
</Bundle-SymbolicName>
<Bundle-Activator>
com.felix.test.Activator
</Bundle-Activator>
</instructions>
</configuration>
</plugin>
</plugins>
</build>
</project>
然后我使用Maven命令捆绑它:
mvn org.apache.felix:maven-bundle-plugin:bundleall
这是成功的,并生成我的捆绑包以及3个依赖包:
这似乎没关系,我可以安装并启动前两个但是当我尝试启动slf4j时,我得到以下异常:
org.osgi.framework.BundleException:无法解析slf4j.api [25](R 25.0):缺少要求[slf4j.api [25](R 25.0)] osgi.wiring.package; (&amp;(osgi.wiring.package = org.slf4j.impl)(版本&gt; = 1.6.0))未解决 要求:[[slf4j.api [25](R 25.0)] osgi.wiring.package; (及(osgi.wiring.package = org.slf4j.impl)(版本&GT; = 1.6.0))]
我很确定我错过了一些非常简单的东西,但不能把它固定下来。任何帮助将不胜感激!
答案 0 :(得分:0)
我有同样的错误消息,并发现它是由于糟糕的捆绑插件配置(如@Christian_Schneider所述)。
所以我在Karaf上部署时大致有这个错误消息:
缺少要求......未解决的要求:... osgi.wiring.package = org.slf4j.impl
我的模块 pom.xml 看起来像这样:
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j_version}</version>
<scope>provided</scope>
</dependency>
...
<plugin>
<groupId>org.apache.felix</groupId>
<artifactId>maven-bundle-plugin</artifactId>
<configuration>
<instructions>
<Private-Package>*</Private-Package>
</instructions>
</configuration>
</plugin>
来自karaf社区的@jbonofre
我只是用<Private-Package>*</Private-Package>
重新<Export-Package></Export-Package>
来获取:
<plugin>
<groupId>org.apache.felix</groupId>
<artifactId>maven-bundle-plugin</artifactId>
<configuration>
<instructions>
<Export-Package></Export-Package>
</instructions>
</configuration>
</plugin>
因此,我的捆绑 manifest.mf 中org.slf4j.impl
的导入消失了,只留下导入org.slf4j
。这是由PAX Logging提供的,默认安装在karaf上。