* @param field the field name
     * @param texts the query texts
     * @return the query builder
     */
    protected QueryBuilder convertPhraseQuery(final FessConfig fessConfig, final QueryContext context, final PhraseQuery phraseQuery,
            final float boost, final String field, final String[] texts) {
        final String text = String.join(" ", texts);

        if (Constants.DEFAULT_FIELD.equals(field)) {

   * }
   *
   * <p><b>Note:</b> This method <i>may</i> work with certain non-ASCII text but is not safe for use
   * with arbitrary Unicode text. It is mostly intended for use with text that is known to be safe
   * for use with it (such as all-ASCII text) and for simple debugging text. When using this method,
   * consider the following:
   *
   * <ul>
   *   <li>it may split surrogate pairs

            return buf.toString();
        }

        /**
         * URL-encodes text for use in text fragment parameters.
         *
         * @param text the text to encode
         * @return the URL-encoded text
         */
        private String encodeToString(final String text) {
            return URLEncoder.encode(text, Constants.CHARSET_UTF_8);
        }
    }

    //                                                                           Attribute
    //                                                                           =========
    // keeping parsed request parameters, normal texts or uploaded files
    // keys are requested parameter names (treated as field name here)
    protected Map<String, Object> elementsAll; // lazy-loaded, then after not null

### Other (Cleanup or Flake)

        queryContext.addHighlightedQuery("text");
        // Should not throw exception
    }

    // Test addHighlightedQuery with valid set
    public void test_addHighlightedQuery_validSet() {
        queryContext = new QueryContext("test", true);
        queryContext.addHighlightedQuery("text1");
        queryContext.addHighlightedQuery("text2");
        queryContext.addHighlightedQuery("text1"); // Duplicate

- **Type Safe** - Comprehensive use of generics and modern Java type system features

### Additional Components
- **Text Processing** (`org.codelibs.core.text`) - JSON utilities, tokenization, decimal formatting, and text manipulation
- **Logging Abstraction** (`org.codelibs.core.log`) - Flexible logging system supporting JCL (Jakarta Commons Logging) and JUL (Java Util Logging)

    assertInvalid("text", "No subtype found for: \"text\"")
    assertInvalid("text/", "No subtype found for: \"text/\"")
    assertInvalid("te<t/plain", "No subtype found for: \"te<t/plain\"")
    assertInvalid(" text/plain", "No subtype found for: \" text/plain\"")
    assertInvalid("te xt/plain", "No subtype found for: \"te xt/plain\"")
    assertInvalid("text /plain", "No subtype found for: \"text /plain\"")

      <artifactId>guava-testlib</artifactId>
      <version>${project.version}</version>
      <classifier>tests</classifier>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>com.google.guava</groupId>
      <artifactId>guava-tests</artifactId>
      <version>${project.version}</version>
      <classifier>tests</classifier>
      <scope>test</scope>
    </dependency>
    <dependency>

        assertArrayEquals(new String[] { "application/json", "text/html" }, acceptValues);
        assertArrayEquals(new String[] { "application/json", "text/html" }, acceptValuesLowercase);
        assertArrayEquals(new String[0], missingValues);
    }

    @Test
    public void testGetHeaderValueMultipleValues() {
        CurlResponse response = new CurlResponse();