return !isEmpty(text);
    }

    /**
     * Replaces all occurrences of a substring within a string with another string.
     *
     * @param text
     *            The original string.
     * @param fromText
     *            The substring to be replaced.
     * @param toText
     *            The replacement substring.
     * @return The resulting string after replacements.
     */

     * Deletes documents from the specified index based on the given query.
     *
     * @param client the OpenSearch client to use for executing the query and delete operations
     * @param settings the settings for the suggest feature, including timeouts and scroll settings
     * @param index the name of the index from which documents should be deleted
     * @param queryBuilder the query used to identify documents to delete

    }

    /**
     * Gets the actual version string for a SNAPSHOT artifact by parsing the snapshot metadata.
     *
     * @param builder the document builder to use for parsing XML
     * @param pluginUrl the URL of the plugin
     * @param version the snapshot version
     * @return the actual version string with timestamp and build number, or null if not found
     * @throws SAXException if XML parsing fails

    /**
     * Returns the resource from the specified class loader. Returns <code>null</code> if not found.
     *
     * @param path
     *            The resource path. Must not be {@literal null} or empty string.
     * @param extension
     *            The resource extension.
     * @param loader
     *            The class loader to search for the resource. Must not be {@literal null}.
     * @return The resource {@link URL}

    public abstract ByteBuffer receive(int timeout) throws IOException;

    /**
     * Perform RDMA read operation
     *
     * @param localRegion local memory region to read into
     * @param remoteAddress remote memory address
     * @param remoteKey remote memory key
     * @param length number of bytes to read
     * @throws IOException if read fails
     */

     *
     * @param words the array of search words
     * @param readings the array of readings corresponding to the search words
     * @param fields the array of fields associated with the search words
     * @param tags the array of tags associated with the search words
     * @param roles the array of roles associated with the search words
     * @param score the score associated with the search words

     * This reduces code duplication across query command implementations.
     *
     * @param fessConfig the Fess configuration
     * @param context the query context
     * @param field the field name
     * @param text the query text
     * @param boost the boost value
     * @param defaultBuilder function to build default queries
     * @param fieldBuilder function to build field-specific queries
     * @return the constructed query builder

     *
     * @param messageCode message code
     * @param cause cause of exception
     */
    public ClRuntimeException(final String messageCode, final Throwable cause) {
        this(messageCode, new Object[0], cause);
    }

    /**
     * Creates {@link ClRuntimeException}.
     *
     * @param messageCode message code
     * @param args arguments for messages

  }

  /**
   * Asserts that a Unicode escaper escapes the given hi/lo surrogate pair into the expected string.
   *
   * @param escaper the non-null escaper to test
   * @param expected the expected output string
   * @param hi the high surrogate pair character
   * @param lo the low surrogate pair character
   */
  public static void assertUnicodeEscaping(

  }

  /**
   * Asserts that a Unicode escaper escapes the given hi/lo surrogate pair into the expected string.
   *
   * @param escaper the non-null escaper to test
   * @param expected the expected output string
   * @param hi the high surrogate pair character
   * @param lo the low surrogate pair character
   */
  public static void assertUnicodeEscaping(