jaxb-core和jaxb-impl有什么区别

Question

在什么情况下我需要在jaxb-implvs 之间做出选择jaxb-core？拥有jaxb-impl和jaxb-core我的项目中的两个会导致任何类加载冲突？

Answer 1

如果您查看com.sun.xml.bindMaven Central 中的工件，它似乎是,和)jaxb-core的底层（共享）依赖项；因此你需要与.jaxb-impljaxb-xjcjaxb-jxc jaxb-corejaxb-impl

<!-- jaxb-impl -->
<!-- ... --->
    <!-- ... --->
    <groupId>com.sun.xml.bind</groupId>
    <artifactId>jaxb-impl</artifactId>

    <packaging>jar</packaging>
    <name>Old JAXB Runtime</name>
    <description>Old JAXB Runtime module. Contains sources required for runtime processing.</description>
    <url>https://eclipse-ee4j.github.io/jaxb-ri/</url>

    <dependencies>

        <dependency>
            <groupId>com.sun.xml.bind</groupId>
            <artifactId>jaxb-core</artifactId>
        </dependency>
    <!-- ... -->
<!-- ... --->

<!-- jaxb-core -->
<!-- ... --->
    <!-- ... -->
    <groupId>com.sun.xml.bind</groupId>
    <artifactId>jaxb-core</artifactId>

    <packaging>jar</packaging>
    <name>Old JAXB Core</name>
    <description>Old JAXB Core module. Contains sources required by XJC, JXC and Runtime modules with dependencies.</description>
    <url>https://eclipse-ee4j.github.io/jaxb-ri/</url>
    <!-- ... -->
<!-- ... -->