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10-filter dangerous characters in the input string (string processing)

Source: Internet
Author: User
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Stringutil. Java

Package COM. LH. bean; public class stringutil {// source string private string sourcestr; // The replaced string private string targetstr; Public String getsourcestr () {return sourcestr ;} public void setsourcestr (string sourcestr) {This. sourcestr = sourcestr;} Public String gettargetstr () {// filter Character &; '<>/ % = sourcestr. replaceall ("&", "&"); sourcestr = sourcestr. replaceall (";", ","); sourcestr = sourcestr. replaceall ("'", ""); sourcestr = sourcestr. replaceall ("<", "<"); sourcestr = sourcestr. replaceall (">", ">"); sourcestr = sourcestr. replaceall ("/", ""); sourcestr = sourcestr. replaceall ("%", ""); sourcestr = sourcestr. replaceall ("=", ""); targetstr = sourcestr; return targetstr;} public void settargetstr (string targetstr) returns this.tar getstr = targetstr ;}}

Index. jsp

<% @ Page Language = "Java" Import = "Java. util. * "pageencoding =" UTF-8 "%> <HTML> 

 


Filter. jsp


<% @ Page Language = "Java" Import = "Java. util. * "pageencoding =" UTF-8 "%> <HTML>

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