String getMetricsName(String remaining) {
        String name = StringHelper.after(remaining, ":");
        return name == null ? remaining : name;
    }
@Test
    public void testGetMetricsName() {
        assertThat(component.getMetricsName("meter:metric-a"), is("metric-a"));
        assertThat(component.getMetricsName("meter:metric-a:sub-b"), is("metric-a:sub-b"));
        assertThat(component.getMetricsName("metric-a"), is("metric-a"));
        assertThat(component.getMetricsName("//metric-a"), is("//metric-a"));
        assertThat(component.getMetricsName("meter://metric-a"), is("//metric-a"));
    }