过滤HTML代码的函数，主要过虑用户上传的表单。-/* * Copyright 2004 The Apache Software Foundation * * Licensed under the Apache License, Version 2.0 (the "License") * you may not use this file except in compliance with the License. * You may obtain a copy of th

过滤器设计模式示例代码,主要功能有： 1、HTMLFilter类的职责是将html里的尖括号替换成中括号； 2、SesitiveFilter类的职责是将被就业替换成就业，把敏感字过滤掉； 3、FaceFilter类的职责是将:)替换成^V^-Filter design pattern sample code, the main features are: 1, HTMLFilter class responsibilities is to replace the html ins