* Finalizer.class -> CustomClassLoader -> CustomClassLoader.class -> This class loader
         *
         * System class loader will (and must) be the parent.
         */
        ClassLoader finalizerLoader = newLoader(getBaseUrl());
        return finalizerLoader.loadClass(FINALIZER_CLASS_NAME);
      } catch (Exception e) {
        logger.log(Level.WARNING, LOADING_ERROR, e);
        return null;
      }
    }

       * Finalizer.class -> CustomClassLoader -> CustomClassLoader.class -> This class loader
       *
       * System class loader will (and must) be the parent.
       */
      try (URLClassLoader finalizerLoader = newLoader(getBaseUrl())) {
        return finalizerLoader.loadClass(FINALIZER_CLASS_NAME);
      } catch (Exception e) {
        logger.log(Level.WARNING, LOADING_ERROR, e);
        return null;
      }
    }

  @Test
  public void testDecoupledLoader() {
    FinalizableReferenceQueue.DecoupledLoader decoupledLoader =
        new FinalizableReferenceQueue.DecoupledLoader() {
          @Override
          URLClassLoader newLoader(URL base) {
            return new DecoupledClassLoader(new URL[] {base});
          }
        };

    Class<?> finalizerCopy = decoupledLoader.loadFinalizer();

    assertThat(finalizerCopy).isNotNull();

	// zeroes
	_, err := NewReader(bytes.NewReader(b), size)
	if err != ErrFormat {
		t.Errorf("zeroes: error=%v, want %v", err, ErrFormat)
	}

	// repeated directoryEndSignatures
	sig := make([]byte, 4)
	binary.LittleEndian.PutUint32(sig, directoryEndSignature)
	for i := 0; i < size-4; i += 4 {
		copy(b[i:i+4], sig)
	}
	_, err = NewReader(bytes.NewReader(b), size)
	if err != ErrFormat {

			switch j {
			case 0:
				tr = NewReader(&reader{strings.NewReader(v.input)})
				s1, s2 = "io.Reader", "auto"
			case 1:
				tr = NewReader(&reader{strings.NewReader(v.input)})
				s1, s2 = "io.Reader", "manual"
			case 2:
				tr = NewReader(&readSeeker{strings.NewReader(v.input)})
				s1, s2 = "io.ReadSeeker", "auto"
			case 3:
				tr = NewReader(&readSeeker{strings.NewReader(v.input)})

	err = obj.MakeBucket(ctx, bucket, MakeBucketOptions{})
	if err != nil {
		t.Fatal(err)
	}

	// Put an initial object so it exists
	_, err = obj.PutObject(ctx, bucket, object,
		mustGetPutObjReader(t, bytes.NewReader([]byte("initial-value")),
			int64(len("initial-value")), "", ""), ObjectOptions{})
	if err != nil {
		t.Fatal(err)
	}

	// Get object info to capture the ETag

	err = obj.MakeBucket(ctx, bucket, MakeBucketOptions{})
	if err != nil {
		t.Fatal(err)
	}

	// Put an initial object so it exists
	_, err = obj.PutObject(ctx, bucket, object,
		mustGetPutObjReader(t, bytes.NewReader([]byte("initial-value")),
			int64(len("initial-value")), "", ""), ObjectOptions{})
	if err != nil {
		t.Fatal(err)
	}

	// Get object info to capture the ETag

	if !bytes.Contains(buf.Bytes(), []byte("PaxHeaders.0")) {
		t.Fatal("Expected at least one PAX header to be written.")
	}
	// Test that we can get a long name back out of the archive.
	reader := NewReader(&buf)
	hdr, err = reader.Next()
	if err != nil {
		t.Fatal(err)
	}
	if hdr.Name != longName {
		t.Fatal("Couldn't recover long file name")
	}
}

func TestPaxSymlink(t *testing.T) {

      assertThrows(IOException.class, () -> failSource.copyTo(okSink));
      // ensure writer was closed IF it was opened (depends on implementation whether or not it's
      // opened at all if source.newReader() throws).
      assertTrue(
          "stream not closed when copying from source with option: " + option,
          !okSink.wasStreamOpened() || okSink.wasStreamClosed());
    }
  }

    File asciiFile = getTestFile("ascii.txt");
    assertThrows(NullPointerException.class, () -> Files.newReader(asciiFile, null));

    assertThrows(NullPointerException.class, () -> Files.newReader(null, UTF_8));

    BufferedReader r = Files.newReader(asciiFile, US_ASCII);
    try {
      assertThat(r.readLine()).isEqualTo(ASCII);
    } finally {
      r.close();
    }
  }