<version>0.2</version>
      <scope>system</scope>
      <systemPath>${basedir}/lib/a.jar</systemPath>
    </dependency>
    <dependency>
      <groupId>test</groupId>
      <artifactId>b</artifactId>
      <version>0.1</version>
      <scope>system</scope>
      <systemPath>${project.basedir}/lib/b.jar</systemPath>
    </dependency>
  </dependencies>

      <version>0.2</version>
      <scope>system</scope>
      <systemPath>should-use-variables-and-not-hard-code-this-path</systemPath>
    </dependency>
    <dependency>
      <groupId>test</groupId>
      <artifactId>b</artifactId>
      <version>0.1</version>
      <scope>system</scope>
      <systemPath>${java.home}/lib/good.jar</systemPath>
    </dependency>
  </dependencies>

            return addDependency(groupId, artifactId, version, scope, systemPath, null);
        }

        public ProjectBuilder addDependency(
                String groupId,
                String artifactId,
                String version,
                String scope,
                String systemPath,
                Exclusion exclusion) {

  <dependencies>
    <dependency>
      <groupId>com.sun</groupId>
      <artifactId>tools</artifactId>
      <version>1.4.2</version>
      <scope>system</scope>
      <systemPath>${jre.home}/../lib/tools.jar</systemPath>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.its.plugins</groupId>

        }

        if ("system".equals(d.getScope())) {
            String systemPath = d.getSystemPath();

            if (StringUtils.isEmpty(systemPath)) {
                addViolation(
                        problems,
                        Severity.ERROR,
                        Version.BASE,
                        prefix + "systemPath",
                        d.getManagementKey(),
                        "is missing.",

        Model model = new Model(org.apache.maven.api.model.Model.newBuilder()
                .dependencies(Collections.singletonList(org.apache.maven.api.model.Dependency.newBuilder()
                        .systemPath("${basedir}/artifact.jar")
                        .build()))
                .build());

        ModelInterpolator interpolator = createInterpolator();

                org = dependency.getScope();
                val = interpolate(org);
                if (org != val) {
                    dependency.setScope(val);
                }
                // SystemPath
                org = dependency.getSystemPath();
                val = interpolate(org);
                if (org != val) {
                    dependency.setSystemPath(val);
                }

        assertContains(
                result.getWarnings().get(0),
                "'dependencies.dependency.systemPath' for test:a:jar should not point at files within the project directory");
        assertContains(
                result.getWarnings().get(1),
                "'dependencies.dependency.systemPath' for test:b:jar should not point at files within the project directory");

        SimpleProblemCollector result31 =

        if (src != null) {
            if (sourceDominant || target.getSystemPath() == null) {
                target.setSystemPath(src);
                target.setLocation("systemPath", source.getLocation("systemPath"));
            }
        }
    }

    protected void mergeDependency_Optional(
            Dependency target, Dependency source, boolean sourceDominant, Map<Object, Object> context) {

            | TODO: how can we document it?
            |-->
          <!-- defaultValue>compile</defaultValue -->
        </field>
        <field>
          <name>systemPath</name>
          <version>4.0.0+</version>
          <description>
            <![CDATA[
            FOR SYSTEM SCOPE ONLY. Note that use of this property is <b>discouraged</b>