* `SQUARE.COM` into cool and casual `square.com`. It also handles more exotic characters. For
 * example, the Unicode trademark sign (™) could be confused for the letters "TM" in
 * `http://ho™ail.com`. To mitigate this, the single character (™) maps to the string (tm). There
 * is similar policy for all of the 1.1 million Unicode code points. Note that some code points such
 * as "\ud83c\udf69" are not mapped and cannot be used in a hostname.
 *

          shift += 24;
          len += 3;
        } else {
          int codePoint = Character.codePointAt(input, i);
          if (codePoint == c) {
            // not a valid code point; let the JDK handle invalid Unicode
            return hashBytes(input.toString().getBytes(charset));
          }
          i++;
          buffer |= codePointToFourUtf8Bytes(codePoint) << shift;

            return true;
        }

        // Check encoded traversals
        if (ENCODED_TRAVERSAL.matcher(path).find()) {
            return true;
        }

        // Check Unicode encoded traversals
        if (UNICODE_TRAVERSAL.matcher(path).find()) {
            return true;
        }

        // Check for standalone double dots that could be dangerous

pkg text/template/parse, type ContinueNode struct, Line int
pkg text/template/parse, type ContinueNode struct, embedded NodeType
pkg text/template/parse, type ContinueNode struct, embedded Pos

     *
     * @return whether to announce support for unicode
     */
    boolean isUseUnicode();

    /**
     *
     * Property {@code jcifs.smb.client.forceUnicode} (boolean, default false)
     *
     * @return whether to use unicode, even if the server does not announce it
     */
    boolean isForceUnicode();

    /**
     *

unicode_letter = /* a Unicode code point categorized as "Letter" */ .
unicode_digit  = /* a Unicode code point categorized as "Number, decimal digit" */ .
</pre>

<p>
In <a href="https://www.unicode.org/versions/Unicode8.0.0/">The Unicode Standard 8.0</a>,
Section 4.5 "General Category" defines a set of character categories.
Go treats all characters in any of the Letter categories Lu, Ll, Lt, Lm, or Lo

        TestSearchLogEvent event1 = new TestSearchLogEvent("id-with-special-!@#$%^&*()", 1L, "type");
        assertEquals("id-with-special-!@#$%^&*()", event1.getId());

        // Test unicode in event type
        TestSearchLogEvent event2 = new TestSearchLogEvent("id", 1L, "タイプ日本語");
        assertEquals("タイプ日本語", event2.getEventType());

        // Test empty strings

   *
   * <p>This method (dangerously) assume that the strings {@code "!! a"} and {@code "~~ z"} will
   * work for this purpose, which may cause problems for navigable maps with non-string or unicode
   * generators.
   */
  private List<String> getExtremeValues() {
    List<String> result = new ArrayList<>();
    result.add("!! a");
    result.add("!! b");
    result.add("~~ y");

    void testPacUnicodeStringCheckWithValidPointer() throws Exception {
        // When pointer is non-zero, validate string length
        String testString = "TEST";
        short length = (short) (testString.length() * 2); // Unicode length
        PacUnicodeString unicodeString = new PacUnicodeString(length, length, 100);

        // Should validate string length
        String result = unicodeString.check(testString);

        assertEquals(emptyString, decodedString);
        assertEquals(expectedLength, ndrBuffer.getIndex());

        // Test null string (should encode as 0 length)
        ndrBuffer.reset();
        ndrBuffer.enc_ndr_referent(null, 2); // Use referent to encode null
        assertEquals(4, ndrBuffer.getIndex());
        assertEquals(4, ndrBuffer.getLength());