private static Xpp3Dom newXpp3Dom(String name, String value) {
    Xpp3Dom node = new Xpp3Dom(name);
    node.setValue(value);
    return node;
  }
Helper for reading back layers in a {@link BuildContext}.
jib-maven-plugin/src/test/java/com/google/cloud/tools/jib/maven/MavenProjectPropertiesTest.java