VcfHeader { public static Builder builder() { return new Builder(); } VcfHeader(final String fileFormat, final List<String> meta); String getFileFormat(); List<String> getMeta(); static Builder builder();  }
@Test public void testBuilder() { VcfHeader header = VcfHeader.builder().withFileFormat(fileFormat).withMeta(meta).build(); assertEquals("VCFv4.2", header.getFileFormat()); assertEquals(meta, header.getMeta()); }