package?com.jesun.character.Filter;

import?java.io.IOException;

import?javax.servlet.Filter;
import?javax.servlet.FilterChain;
import?javax.servlet.FilterConfig;
import?javax.servlet.ServletException;
import?javax.servlet.ServletRequest;
import?javax.servlet.ServletResponse;

/**
*?@author?Jesun
*?@date?2008-2-16

*?解決Struts中文顯示亂碼問題
*?*/

public?class?SetCharacterEncodingFilter?implements?Filter?{
protected?String?encoding?=?null;?
protected?FilterConfig?filterConfig?=?null;?
protected?boolean?ignore?=?true;?//在web.xml文件里定義filter時要用到此參數

public?void?destroy（）?{
???//?TODO?Auto-generated?method?stub
?????????this.encoding?=?null;
???????????this.filterConfig?=?null;
}

public?void?doFilter（ServletRequest?request?ServletResponse?response
????FilterChain?chain）?throws?IOException?ServletException?{
???//?TODO?Auto-generated?method?stub
?????//?Conditionally?select?and?set?the?character?encoding?to?be?used
????????if?（ignore?||?（request.getCharacterEncoding（）?==?null））?{
????????????String?encoding?=?selectEncoding（request）;

????????????if?（encoding?!=?null）
????????????????request.setCharacterEncoding（encoding）;
????????}
????????//Pass?control?on?to?the?next?filter
????????chain.doFilter（request?response）;

}

public?void?init（FilterConfig?filterConfig）?throws?ServletException?{
???//?TODO?Auto-generated?method?stub
???this.filterConfig?=?filterConfig;
????????this.encoding?=?filterConfig.getInitParameter（“encoding“）;
????????String?value?=?filterConfig.getInitParameter（“ignore“）;
????????if?（value?==?null）
????????????this.ignore?=?true;
????????else?if?（value.equalsIgnoreCase（“true“））
????????????this.ignore?=?true;
????????else?if?（value.equalsIgnoreCase（“yes“））
????????????this.ignore?=?true;
????????else
????????????this.ignore?=?false;
}

????protected?String?selectEncoding（ServletRequest?request）?{
????????return?（this.encoding）;
????}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????949??2008-12-12?10:14??JWC\.classpath

?????文件????????282??2008-12-08?20:39??JWC\.mymetadata

?????文件????????254??2008-12-04?19:10??JWC\.mystrutsdata

?????文件???????1088??2008-12-04?19:10??JWC\.project

?????文件???????1972??2008-12-12?18:14??JWC\src\com\jesun\character\Filter\SetCharacterEncodingFilter.java

?????文件????????803??2008-12-12?08:09??JWC\src\com\jwc\dao\AdminDAO.java

?????文件???????2103??2008-12-12?09:05??JWC\src\com\jwc\dao\ClasDAO.java

?????文件???????3938??2008-12-11?19:21??JWC\src\com\jwc\dao\CourseDAO.java

?????文件???????6484??2008-12-12?06:40??JWC\src\com\jwc\dao\CourseTeacherDAO.java

?????文件????????108??2008-12-12?08:09??JWC\src\com\jwc\dao\IAdminDAO.java

?????文件????????302??2008-12-12?09:04??JWC\src\com\jwc\dao\IClasDAO.java

?????文件????????570??2008-12-11?19:19??JWC\src\com\jwc\dao\ICourseDAO.java

?????文件????????729??2008-12-11?23:11??JWC\src\com\jwc\dao\ICourseTeacherDAO.java

?????文件????????790??2008-12-12?06:13??JWC\src\com\jwc\dao\IStudentCourseDAO.java

?????文件????????906??2008-12-12?09:07??JWC\src\com\jwc\dao\IStudentDAO.java

?????文件????????861??2008-12-11?13:18??JWC\src\com\jwc\dao\ITeacherDAO.java

?????文件???????5531??2008-12-12?06:35??JWC\src\com\jwc\dao\StudentCourseDAO.java

?????文件???????6125??2008-12-12?09:22??JWC\src\com\jwc\dao\StudentDAO.java

?????文件???????5313??2008-12-11?13:22??JWC\src\com\jwc\dao\TeacherDAO.java

?????文件????????619??2008-12-05?10:37??JWC\src\com\jwc\db\DataStore.java

?????文件????????801??2008-12-12?06:45??JWC\src\com\jwc\filter\EncodingFilter.java

?????文件??????12258??2008-12-12?09:18??JWC\src\com\jwc\struts\action\AdminAction.java

?????文件???????1369??2008-12-07?00:18??JWC\src\com\jwc\struts\action\CourseAction.java

?????文件???????3386??2008-12-12?08:10??JWC\src\com\jwc\struts\action\LoginAction.java

?????文件???????3182??2008-12-10?20:49??JWC\src\com\jwc\struts\action\RegistAction.java

?????文件???????5260??2008-12-12?06:32??JWC\src\com\jwc\struts\action\StudentAction.java

?????文件???????4443??2008-12-10?10:56??JWC\src\com\jwc\struts\action\TeacherAction.java

?????文件????????624??2008-12-10?21:16??JWC\src\com\jwc\struts\ApplicationResources.properties

?????文件???????2896??2008-12-11?18:51??JWC\src\com\jwc\struts\form\AdminForm.java

?????文件???????1556??2008-12-06?23:44??JWC\src\com\jwc\struts\form\CourseForm.java

............此處省略158個文件信息