java过滤非法的字符

java过滤非法的字符 import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; /* * ÓÃÀ??ýÂË??ºÏ??×Ö?ûµÄ????Àà µ?Òª?ýÂË?Ç??×Ö?ûÊ?Í??ýÕâ?öÀàµ?ÓÃÀïÃæµÄfilterWords???????É * */ public class StopWord { private static List stopwords = new ArrayList<>(); //??Ì??úÂë?é Àà?ÓÔصÄÊ?ºò?ÓÔØ Ö??ÓÔØÒ??Î static { //Í??ýÀà?ÓÔØÆ? ÕÒµ??ÅÔÚ?ùÄ?Â?ϵÄtxtÎÄ?þ InputStream inPutStream = StopWord.class.getClassLoader().getResourceAsStream("stopword.txt" );//?ÅÔÚ?ùÄ?Â?ϵÄtxtÎĵµ BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inPutStream)); String str; try { while((str=bufferedReader.readLine())!=null){ stopwords.add(str); } } catch (IOException e) { e.printStackTrace(); } } //filter???? ?Ñ??ºÏ??µÄ×Ö?û Ìæ???É *ºÅ public static String filterWords(String content){ for (String stopword : stopwords) { content = content.replaceAll(stopword, createTemp(stopword)); } return content; } //??Èë?Ø?ü×Ö×Ö?û?? ?ù?Ý???È?µ?Ø?Ã???ȵÄ*ºÅ private static String createTemp(String stopword) { StringBuilder sb = new StringBuilder(); for (int i=0;i