Servlet过滤表单text中的代码

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public String filterHtml(String value)
{

value = value.replaceAll("&","&");
value = value.replaceAll("<","&lt;");
value = value.replaceAll(">","&gt;");
value = value.replaceAll(" ","&nbsp;");
value = value.replaceAll("'","&#39;");
value = value.replaceAll("/"","&quot;");
value = value.replaceAll("'","<br>");
return value;
}
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