Java 解析HttpServletRequest时出现特殊字符问题
当我解析HttpServletRequest以使用ServletFileUpload类获取表单数据时 我无法获取特殊字符,因为它已发布在表单数据中 示例代码:Java 解析HttpServletRequest时出现特殊字符问题,java,servlets,special-characters,Java,Servlets,Special Characters,当我解析HttpServletRequest以使用ServletFileUpload类获取表单数据时 我无法获取特殊字符,因为它已发布在表单数据中 示例代码: List<FileItem> fileItemList = null; ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory()); try { fileItemList = upload.parseRequest(req
List<FileItem> fileItemList = null;
ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
try {
fileItemList = upload.parseRequest(req);
} catch (FileUploadException e) {
e.printStackTrace();
}
if (!isEmpty(fileItemList)) {
for (FileItem fileItem : fileItemList) {
if (fileItem.isFormField()) {
System.out.println("Key: "+fileItem.getFieldName()+" :: Value: "+ fileItem.getString());
}
}
List fileItemList=null;
ServletFileUpload upload=新的ServletFileUpload(新的DiskFileItemFactory());
试一试{
fileItemList=upload.parseRequest(req);
}捕获(文件上载异常){
e、 printStackTrace();
}
如果(!isEmpty(fileItemList)){
用于(FileItem FileItem:fileItemList){
if(fileItem.isFormField()){
System.out.println(“键:“+fileItem.getFieldName()+”::值:”+fileItem.getString());
}
}
表单输入文本:“我正在制作一个名为“Lalisom–Lal效应”的乐队,乐队名为Ratheesh Vega
这些特殊字符不会按原样返回,而是显示一些未识别的符号
尝试了以下解决方案后,没有任何结果:
My web.xml for Spring项目:
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
version="2.5">
<display-name>Generic Web Service</display-name>
<servlet>
<servlet-name>services</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
<!-- Added by Premananda for getting Osgi Bundle Context -->
<!--<init-param>
<param-name>contextClass</param-name>
<param-value>com.springsource.server.web.dm.ServerOsgiBundleXmlWebApplicationContext</param-value>
</init-param>-->
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:springconfig.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>services</servlet-name>
<url-pattern>/*</url-pattern>
</servlet-mapping>
<!--CharsetFilter start-->
<filter>
<filter-name>encoding-filter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>FALSE</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encoding-filter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!--CharsetFilter end-->
</web-app>
通用Web服务
服务
org.springframework.web.servlet.DispatcherServlet
1.
上下文配置位置
类路径:springconfig.xml
服务
/*
编码过滤器
org.springframework.web.filter.CharacterEncodingFilter
编码
UTF-8
强制编码
错误的
编码过滤器
/*
还可以找到tomcat-7的server.xml:
<?xml version='1.0' encoding='utf-8'?>
<Server port="8005" shutdown="SHUTDOWN">
<!-- Security listener. Documentation at /docs/config/listeners.html
<Listener className="org.apache.catalina.security.SecurityListener" />
-->
<!--APR library loader. Documentation at /docs/apr.html -->
<Listener className="org.apache.catalina.core.AprLifecycleListener" SSLEngine="on" />
<!--Initialize Jasper prior to webapps are loaded. Documentation at /docs/jasper-howto.html -->
<Listener className="org.apache.catalina.core.JasperListener" />
<!-- Prevent memory leaks due to use of particular java/javax APIs-->
<Listener className="org.apache.catalina.core.JreMemoryLeakPreventionListener" />
<Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener" />
<Listener className="org.apache.catalina.core.ThreadLocalLeakPreventionListener" />
<!-- Global JNDI resources
Documentation at /docs/jndi-resources-howto.html
-->
<GlobalNamingResources>
<!-- Editable user database that can also be used by
UserDatabaseRealm to authenticate users
-->
<Resource name="UserDatabase" auth="Container"
type="org.apache.catalina.UserDatabase"
description="User database that can be updated and saved"
factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
pathname="conf/tomcat-users.xml" />
</GlobalNamingResources>
<Service name="Catalina">
<Connector port="80" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443" URIEncoding="UTF-8" />
<Connector port="8009" protocol="AJP/1.3" redirectPort="8443" URIEncoding="UTF-8" />
<Engine name="Catalina" defaultHost="localhost">
<Realm className="org.apache.catalina.realm.LockOutRealm">
<Realm className="org.apache.catalina.realm.UserDatabaseRealm"
resourceName="UserDatabase"/>
</Realm>
<Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"
prefix="localhost_access_log." suffix=".txt"
pattern="%h %l %u %t "%r" %s %b" />
</Host>
</Engine>
</Service>
</Server>
有没有关于如何修理的建议。提前谢谢
注意:-只有在使用二进制上传的表单发布时才会出现问题。尝试调用
setHeaderEncoding("iso-8859-2");
希望这能起作用。您提供的第一个链接非常完整,应该可以使用。请显示您的web.xml文件和包含表单的jsp(或HTML)(仅与字符集和表单标记相关的部分)您好,Serge,找到我的spring project web.xml附带了相同的查询。我仍然无法获得正确的符号!谢谢您的回复。@Durai您也可以发布tomcat服务器的内容。xml@shikjohari使用我编辑的查询查找server.xml!我确实需要查看您的表单标记。对于非ASCII字符,GET和POST的工作方式不同。HttpServletRequest也进行了同样的检查,但没有任何改变。