// @Test
public void test_raw2() throws Throwable {
File src = new File("H://main_qt");
File dst = new File("H://cache.tmp");
RangeRange rangeRange = new RangeRange(0, src.length());
// RawView.writeFileRange(src, new FileOutputStream(dst), rangeRange);
//
// System.out.println(Lang.digest("md5", src));
// System.out.println(Lang.digest("md5", dst));