如何在JSP上显示时转义法语字符中的智能引号

String text = "法语字符中的智能引号：«Bonjour»";
text = text.replace("«", "«").replace("»", "»");

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

<c:set var="text" value="法语字符中的智能引号：«Bonjour»" />
<c:out value="${text}" escapeXml="true" />

<%@ tag body-content="empty" %>
<%@ attribute name="text" required="true" type="java.lang.String" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

<c:set var="escapedText" value="${text}" />
<c:set var="escapedText" value="${escapedText.replace('«', '&laquo;')}" />
<c:set var="escapedText" value="${escapedText.replace('»', '&raquo;')}" />

<c:out value="${escapedText}" escapeXml="true" />

<?xml version="1.0" encoding="UTF-8"?>
<taglib xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee/web-jsptaglibrary_2_0.xsd" version="2.0">
    <tlib-version>1.0</tlib-version>
    <short-name>custom</short-name>
    <uri>http://example.com/tags/custom</uri>
    <tag>
        <name>escapeFrenchQuotes</name>
        <tag-class>com.example.tags.EscapeFrenchQuotesTag</tag-class>
        <body-content>empty</body-content>
        <attribute>
            <name>text</name>
            <required>true</required>
            <rtexprvalue>true</rtexprvalue>
            <type>java.lang.String</type>
        </attribute>
    </tag>
</taglib>

<%@ taglib prefix="custom" uri="http://example.com/tags/custom" %>

<custom:escapeFrenchQuotes text="法语字符中的智能引号：«Bonjour»" />