@ValidateTypeFailure
    public Integer crudMode;

    /** The name of the file configuration (required, maximum 200 characters). */
    @Required
    @Size(max = 200)
    public String name;

    /** The description of the file configuration (maximum 1000 characters). */
    @Size(max = 1000)
    public String description;

    /** The file paths to crawl (required, must be valid file URIs). */

import org.apache.commons.lang3.StringUtils;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.dict.DictionaryItem;

/**
 * Represents a single character mapping rule that defines how input characters are mapped to output characters
 * for text analysis and search processing. This class is used in character mapping dictionaries to transform
 * text during indexing and search operations.
 *

   * generalized escaping for characters.
   *
   * <p>Note that arrays returned by this method must not be modified once they have been returned.
   * However it is acceptable to return the same array multiple times (even for different input
   * characters).
   *
   * @param c the character to escape
   * @return the replacement characters, or {@code null} if no escaping was required
   */

   * <p>Note however that if your escaper does not escape characters in the supplementary range, you
   * should either continue to validate the correctness of any surrogate characters encountered or
   * provide a clear warning to users that your escaper does not validate its input.
   *
   * <p>See {@link com.google.common.net.PercentEscaper} for an example.
   *
   * @param csq a sequence of characters

  }

  /**
   * Parses a trie node and returns the number of characters consumed.
   *
   * @param stack The prefixes that precede the characters represented by this node. Each entry of
   *     the stack is in reverse order.
   * @param encoded The serialized trie.
   * @param start An index in the encoded serialized trie to begin reading characters from.
   * @param builder A map builder to which all entries will be added.

    // Empty
    assertWellFormed();
    // One-byte characters, including control characters
    assertWellFormed(0x00, 0x61, 0x62, 0x63, 0x7F); // "\u0000abc\u007f"
    // Two-byte characters
    assertWellFormed(0xC2, 0xA2, 0xC2, 0xA2); // "\u00a2\u00a2"
    // Three-byte characters
    assertWellFormed(0xc8, 0x8a, 0x63, 0xc8, 0x8a, 0x63); // "\u020ac\u020ac"
    // Four-byte characters
    // "\u024B62\u024B62"

 * half-width Katakana characters (Hankaku Kana) to full-width Katakana characters (Zenkaku Kana).
 * It also handles the conversion of voiced and semi-voiced sound marks.
 *
 * <p>This class provides the following functionalities:</p>
 * <ul>
 *   <li>Normalization of a string containing Hankaku Kana to Zenkaku Kana.</li>
 *   <li>Conversion of individual Hankaku Kana characters to Zenkaku Kana characters.</li>

            assertTrue("Error message should contain 'text content'", message.contains("text content"));
        }
    }

    /**
     * Test extraction with special characters and control characters.
     */
    public void test_getText_withSpecialCharacters_handlesCorrectly() {
        final String specialContent = "Tab\there\nNewline\rCarriage return\0Null byte";

            throw new SmbException("Path contains null bytes");
        }

        // Check for control characters
        if (strictMode && CONTROL_CHARS.matcher(path).find()) {
            log.warn("Path contains control characters: {}", sanitizeForLog(path));
            throw new SmbException("Path contains control characters");
        }

        // Check for traversal sequences
        if (containsTraversal(path)) {

> **This list is non exhaustive, it depends on the operating system and filesystem under use - please consult your operating system vendor for a more comprehensive list of special characters**.