static {
        ENTITIES.put("amp", "&");
        ENTITIES.put("lt", "<");
        ENTITIES.put("gt", ">");
        ENTITIES.put("quot", "\"");
        ENTITIES.put("apos", "'");
    }

    private final JavadocScanner scanner;

    BasicJavadocLexer(JavadocScanner scanner) {
        this.scanner = scanner;
    }

    public void pushText(String rawCommentText) {

  // that are considered authoritative for the behavior of that escaper.

  private static final Escaper HTML_ESCAPER =
      Escapers.builder()
          .addEscape('"', """)
          // Note: "'" is not defined in HTML 4.01.
          .addEscape('\'', "'")
          .addEscape('&', "&")
          .addEscape('<', "&lt;")
          .addEscape('>', "&gt;")
          .build();

  private HtmlEscapers() {}

    // general escaper.
    builder.addEscape('&', "&");
    builder.addEscape('<', "&lt;");
    builder.addEscape('>', "&gt;");
    XML_CONTENT_ESCAPER = builder.build();
    builder.addEscape('\'', "&apos;");
    builder.addEscape('"', "&quot;");
    XML_ESCAPER = builder.build();
    builder.addEscape('\t', "&#x9;");
    builder.addEscape('\n', "&#xA;");
    builder.addEscape('\r', "&#xD;");

   * second" (commonly referred to as <i>QPS</i>, queries per second), and a <i>warmup period</i>,
   * during which the {@code RateLimiter} smoothly ramps up its rate, until it reaches its maximum
   * rate at the end of the period (as long as there are enough requests to saturate it). Similarly,

    // Test quotes are escaped.
    assertEquals(""test"", xmlAttributeEscaper.escape("\"test\""));
    assertEquals("'test'", xmlAttributeEscaper.escape("\'test'"));
    // Test all escapes
    assertEquals(
        "a&quot;b&lt;c&gt;d&amp;e&quot;f&apos;", xmlAttributeEscaper.escape("a\"b<c>d&e\"f'"));
    // Test '\t', '\n' and '\r' are escaped.

    // Test quotes are escaped.
    assertEquals(""test"", xmlAttributeEscaper.escape("\"test\""));
    assertEquals("'test'", xmlAttributeEscaper.escape("\'test'"));
    // Test all escapes
    assertEquals(
        "a&quot;b&lt;c&gt;d&amp;e&quot;f&apos;", xmlAttributeEscaper.escape("a\"b<c>d&e\"f'"));
    // Test '\t', '\n' and '\r' are escaped.