new org.eclipse.aether.graph.Dependency(RepositoryUtils.toArtifact(artifact), "compile"));
        pd.setDependencyNode(node);

        MojoDescriptor md = new MojoDescriptor();
        md.setGoal("my-goal");
        md.setPluginDescriptor(pd);

        pd.addComponentDescriptor(md);

        return new DefaultMojoExecution(

        session.getRequest().setRootDirectory(rootDirectory);

        MojoDescriptor mojo = new MojoDescriptor();
        mojo.setPluginDescriptor(pluginDescriptor);
        mojo.setGoal("goal");

        MojoExecution mojoExecution = new MojoExecution(mojo);

        return new PluginParameterExpressionEvaluator(session, mojoExecution);
    }