package?com.linkipr.framework.sensitive;

import?org.apache.commons.lang3.StringUtils;

import?java.io.*;
import?java.util.HashSet;
import?java.util.Iterator;
import?java.util.Map;
import?java.util.Set;

/**
?*?@Description:?敏感詞過濾
?*?@Project：test
?*?@Author?:?張巍
?*/
public?class?SensitivewordFilter?{
????@SuppressWarnings（“rawtypes“）
????private?Map?sensitiveWordMap?=?null;
????public?static?int?minMatchTYpe?=?1;??????//最小匹配規則
????public?static?int?maxMatchType?=?2;??????//最大匹配規則

????/**
?????*?構造函數，初始化敏感詞庫
?????*/
????public?SensitivewordFilter（）?{
????????sensitiveWordMap?=?new?SensitiveWordInit（）.initKeyWord（）;
????}

????/**
?????*?判斷文字是否包含敏感字符
?????*
?????*?@param?txt???????文字
?????*?@param?matchType?匹配規則 1：最小匹配規則，2：最大匹配規則
?????*?@return?若包含返回true，否則返回false
?????*?@author?張巍
?????*/
????public?boolean?isContaintSensitiveWord（String?txt?int?matchType）?{
????????boolean?flag?=?false;
????????for?（int?i?=?0;?i?????????????int?matchFlag?=?this.CheckSensitiveWord（txt?i?matchType）;?//判斷是否包含敏感字符
????????????if?（matchFlag?>?0）?{????//大于0存在，返回true
????????????????flag?=?true;
????????????}
????????}
????????return?flag;
????}

????/**
?????*?獲取文字中的敏感詞
?????*
?????*?@param?txt???????文字
?????*?@param?matchType?匹配規則 1：最小匹配規則，2：最大匹配規則
?????*?@return
?????*?@author?張巍
?????*/
????public?Set?getSensitiveWord（String?txt?int?matchType）?{
????????Set?sensitiveWordList?=?new?HashSet<>（）;

????????for?（int?i?=?0;?i?????????????int?length?=?CheckSensitiveWord（txt?i?matchType）;????//判斷是否包含敏感字符
????????????if?（length?>?0）?{????//存在加入list中
????????????????sensitiveWordList.add（txt.substring（i?i?+?length））;
????????????????i?=?i?+?length?-?1;????//減1的原因，是因為for會自增
????????????}
????????}

????????return?sensitiveWordList;
????}

????/**
?????*?替換敏感字字符
?????*
?????*?@param?txt
?????*?@param?matchType
?????*?@param?replaceChar?替換字符，默認*
?????*?@author?張巍
?????*/
????public?String?replaceSensitiveWord（String?txt?int?matchType?String?replaceChar）?{
????????String?resultTxt?=?txt;
????????Set?set?=?getSensitiveWord（txt?matchType）;?????//獲取所有的敏感詞
????????Iterator?iterator?=?set.iterator（）;
????????String?word?=?null;
????????String?replaceString?=?null;
????????while?（iterator.hasNext（））?{
????????????word?=?iterator.next（）;
????????????replaceString?=?getReplaceChars（replaceChar?word.length（））;
????????????resultTxt?=?resultTxt.replaceAll（word?replaceString）;
????????}

????????return?resultTxt;
????}

????/**
?????*?獲取替換字符串
?????*
?????*?@param?replaceChar
?????*?@param?length
?????*?@return
?????*?@author?張巍
?????*/
????private?String?getReplaceChars（String?replaceChar?int?length）?{
????????String?resultReplace?=?replaceChar;
????????for?（int?i?=?1;?i?????????????resultReplace?+=?replaceChar;
????????}

????????return?resultReplace;
????}

????/

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-03?16:49??敏感詞庫（27000條）+代碼實現敏感詞過濾（java）\
?????目錄???????????0??2017-03-03?16:49??敏感詞庫（27000條）+代碼實現敏感詞過濾（java）\java實現\
?????文件????????8000??2017-02-28?15:38??敏感詞庫（27000條）+代碼實現敏感詞過濾（java）\java實現\SensitivewordFilter.java
?????文件????????3954??2017-02-28?16:55??敏感詞庫（27000條）+代碼實現敏感詞過濾（java）\java實現\SensitiveWordInit.java
?????文件??????465590??2017-02-28?18:40??敏感詞庫（27000條）+代碼實現敏感詞過濾（java）\key.txt