dom4j 通过 org.dom4j.XPath 设置命名空间来支持 带namespace 的 xpath

测试文件 test.xml

<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>cn.zno</groupId>
    <artifactId>z-test</artifactId>
    <version>0.0.1-SNAPSHOT</version>

    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>xmlunit</groupId>
            <artifactId>xmlunit</artifactId>
            <version>1.6</version>
            <scope>test</scope>
        </dependency>

    </dependencies>
</project>

test.xml