final Calendar local = CalendarConversionUtil.localize(calendar);
        assertEquals(TimeZone.getDefault(), local.getTimeZone());
    }

    /**
     * Test method for
     * {@link org.codelibs.core.convert.CalendarConversionUtil#localize(Calendar)}
     * .
     */
    @Test
    public void testCreateAndCopySrcNull() {

pkg path/filepath, func Localize(string) (string, error) #57151...

The new [Localize] function safely converts a slash-separated

    /**
     * ローカルの{@link TimeZone}と{@link Locale}をもつ{@link Calendar}に変換します。
     *
     * @param calendar
     *            {@link Calendar}
     * @return 変換された{@link Calendar}
     */
    public static Calendar localize(final Calendar calendar) {
        assertArgumentNotNull("calendar", calendar);
        final Calendar localCalendar = Calendar.getInstance();
        localCalendar.setTimeInMillis(calendar.getTimeInMillis());

            localSize = localAlternatingKeysAndValues.length >>> 1;
          }
        }
        sortEntries(localAlternatingKeysAndValues, localSize, valueComparator);
      }
      entriesUsed = true;
      ImmutableMap<K, V> map =
          RegularImmutableMap.create(localSize, localAlternatingKeysAndValues, this);

      // a copy of the entries array. Likewise, localSize is the same as size except in that case.
      // It's possible to keep using this Builder after calling buildKeepingLast(), so we need to
      // ensure that its state is not corrupted by removing duplicates that should cause a later
      // buildOrThrow() to fail, or by changing the size.
      @Nullable Entry<K, V>[] localEntries;
      int localSize = size;
      if (valueComparator == null) {

	// the system's local character encoding happens to be.
	//
	// This flag should only be set if the user intends to encode a non-portable
	// ZIP file for a specific localized region. Otherwise, the Writer
	// automatically sets the ZIP format's UTF-8 flag for valid UTF-8 strings.
	NonUTF8 bool

	CreatorVersion uint16
	ReaderVersion  uint16
	Flags          uint16

		// local character encoding. Most encoding are compatible with a large
		// subset of CP-437, which itself is ASCII-like.
		//
		// Forbid 0x7e and 0x5c since EUC-KR and Shift-JIS replace those
		// characters with localized currency and overline characters.
		if r < 0x20 || r > 0x7d || r == 0x5c {
			if !utf8.ValidRune(r) || (r == utf8.RuneError && size == 1) {
				return false, false
			}
			require = true
		}
	}