資源簡介
tomcat實現(xiàn)websocket聊天室,單聊,群聊,另外有數(shù)據(jù)庫,加好友,踢人等功能

代碼片段和文件信息
package?com.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;
public?class?CharacterEncodingFilter?implements?Filter?{
????protected?String?encoding=null;??????????//定義編碼格式變量
????protected?FilterConfig?filterConfig=null;????//定義過濾器配置對象
????public?void?init(FilterConfig?arg0)?throws?ServletException?{
?????/*???this.filterConfig=filterConfig;?????????//初始化過濾器對象
????????this.encoding=filterConfig.getInitParameter(“encoding“);
????????//獲取配置文件中指定的編碼格式
*/????}
????/**
?????*?過濾器的接口方法,用于執(zhí)行過濾業(yè)務
?????*?無返回值;
?????*/
????public?void?doFilter(ServletRequest?request?ServletResponse?response
????????????FilterChain?chain)??throws?IOException?ServletException?{
????????if?(encoding!=null)?{
????????????request.setCharacterEncoding(encoding);???//設(shè)置請求的編碼
????????????//設(shè)置應答對象的內(nèi)容類型(包括編碼格式)
????????????response.setContentType(“text/html;charset=“+encoding);
????????}
????????chain.doFilter(request?response);???????//傳遞給下一個過濾器
????}
????public?void?destroy()?{
????????this.encoding=null;
????????this.filterConfig=null;
????}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-11-05?11:46??webSocketTest\
?????文件????????1209??2018-04-16?16:49??webSocketTest\.classpath
?????目錄???????????0??2015-12-02?14:47??webSocketTest\.myeclipse\
?????文件?????????312??2015-12-02?14:47??webSocketTest\.myme
?????文件????????1756??2015-12-02?14:47??webSocketTest\.project
?????目錄???????????0??2018-11-05?11:46??webSocketTest\.settings\
?????文件?????????500??2015-12-02?11:26??webSocketTest\.settings\.jsdtscope
?????文件?????????247??2018-04-16?16:42??webSocketTest\.settings\com.genuitec.eclipse.migration.prefs
?????文件?????????124??2018-04-19?14:20??webSocketTest\.settings\org.eclipse.core.resources.prefs
?????文件?????????364??2015-12-02?14:47??webSocketTest\.settings\org.eclipse.jdt.core.prefs
?????文件?????????565??2018-04-16?16:42??webSocketTest\.settings\org.eclipse.wst.common.component
?????文件?????????359??2018-04-16?16:42??webSocketTest\.settings\org.eclipse.wst.common.project.facet.core.xm
?????文件??????????49??2015-12-02?14:48??webSocketTest\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2015-12-02?14:48??webSocketTest\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\filter\
?????文件????????1462??2018-04-19?15:29??webSocketTest\src\com\filter\CharacterEncodingFilter.java
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\test\
?????文件?????????399??2015-12-04?09:00??webSocketTest\src\com\test\TestJsonToObj.java
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\web\
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\webSocket\
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\webSocket\client\
?????文件????????3180??2018-06-06?10:13??webSocketTest\src\com\webSocket\client\EchoSocket.java
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\webSocket\config\
?????文件?????????720??2018-04-17?09:25??webSocketTest\src\com\webSocket\config\DemeConfig.java
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\web\message\
?????文件????????1924??2018-04-17?09:28??webSocketTest\src\com\web\message\ChartMessage.java
?????文件????????1458??2015-12-04?09:28??webSocketTest\src\com\web\message\Message.java
?????目錄???????????0??2018-11-05?11:46??webSocketTest\src\com\web\servlet\
?????文件????????1433??2018-04-19?15:28??webSocketTest\src\com\web\servlet\Login.java
............此處省略37個文件信息
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