@Test
public void testFilterStart() {

    String path = "/a/b/c/d/e";
    String expr = "/{a}/b/c/d/e";
    PathFilter regexpPathUriFilter = new DefaultPathFilter("XXX", expr);
    String result = regexpPathUriFilter.filter(path);
    assertThat(result, is("/XXX/b/c/d/e"));
}