为什么我的Jackson注释不能在OSGi + JAX-RS(CXF rsServer)环境中被识别?

问题描述 投票:0回答:1

使用的技术:

  • 玻璃水瓶
  • 蓝图(白羊座实施)
  • CXF-RS(rsServer rsClient)
  • 骆驼
  • 杰克逊

问题:我的所有杰克逊注释都被忽略了。这会导致所有方法在序列化的每个类中执行。

在Java中使用OSGi时,似乎有三个地方声明关于依赖关系:

  • 为编译器声明依赖项(对于maven,pom.xml)
  • 为OSGi包声明了依赖关系(在MANIFEST.MF中。对于maven,这可以使用Import-Package和Export-Package以及Require-Bundle生成,但不知道如何找出这些的名称)
  • 为OSGI容器操作声明了依赖项(对于Karaf,features.xml)。这些必须对应于MANIFEST.MF。

我可能在某个地方犯了一个错误,两个类正在阅读JSON注释。任何见解?

相关的pom.xml代码段

        <dependency>
            <groupId>org.apache.cxf</groupId>
            <artifactId>cxf-rt-rs-extension-providers</artifactId>
            <version>3.2.1</version>
        </dependency>

        <!-- Adds Jackson JSON Provider to JAX-RS -->
        <dependency>
            <groupId>com.fasterxml.jackson.jaxrs</groupId>
            <artifactId>jackson-jaxrs-json-provider</artifactId>
            <version>2.9.8</version>
        </dependency>

相关的features.xml片段

 <feature version="${jackson.version}">jackson-core</feature>
 <feature version="${jackson.version}">jackson-annotations</feature>

OSGi进口

<Import-Package>
  org.apache.cxf.*,

  <!--org.apache.camel.component.blueprint,-->
  org.apache.camel,
  org.apache.camel.component.cxf,
  <!--org.apache.camel.component.jackson,-->
  org.apache.camel.component.http4,
  <!--org.apache.camel.jaxb,-->
  <!--org.apache.camel.component.jsch,-->
  javax.ws.rs;version="0";resolution:=optional,
  javax.xml.bind.*, 
  com.fasterxml.jackson.jaxrs.json;resolution:=optional,
  com.fasterxml.jackson.jaxrs.annotation,
  com.fasterxml.jackson.jaxrs.base,
</Import-Package>

(rs)Server Implementation in Blueprint

<!-- JAXRS providers -->
<bean id="jsonProvider" class="com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider" />
<!--<bean id="xmlProvider" class="com.fasterxml.jackson.jaxrs.xml.JacksonJaxbXMLProvider"/>-->
<!--<bean id="jaxbjsonProvider" class="com.fasterxml.jackson.jaxrs.xml.JacksonJaxbJsonProvider" />-->

<!-- CXF Core Bus conveniently called "jaxrs" so that we can bind the jsonProvider to it for all traffic -->
<cxfcore:bus id="jaxrs" bus="jaxrs">
    <!--<cxfcore:properties>
        <entry key="skip.default.json.provider.registration" value="true"/>
    </cxfcore:properties>-->
</cxfcore:bus>

<!-- CXF REST Server using rsServer element -->
<cxf:rsServer id="cxfConsumer" address="/mcs-connect" serviceClass="at.ac.uibk.mcsconnect.api.IMcsService" loggingFeatureEnabled="true" bus="jaxrs">
    <cxf:providers>
        <ref component-id="jsonProvider"/>
        <!--<ref component-id="xmlProvider"/>-->
        <!--<ref component-id="jaxbjsonProvider"/>-->
   </cxf:providers>
</cxf:rsServer>
jackson jax-rs karaf blueprint cxfrs
1个回答
0
投票

我看不到实际发布服务器但使用CXF + Jackson的相关代码/蓝图我通常导入org.apache.cxf.jaxrs.provider.*包并将以下配置放在蓝图文件中:

<jaxrs:server id="your.server.name" address="/template">
    <jaxrs:serviceBeans>
        <ref component-id="your.server.impl" />
    </jaxrs:serviceBeans>
    <jaxrs:providers>
        <ref component-id="jsonProvider" />
    </jaxrs:providers>
</jaxrs:server>

<bean id="jsonProvider" class="com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider"/>
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