JSP对浏览器发送来的数据进行重新编码的两种方式

<span style="font-family:Microsoft YaHei; font-size:18px">request.setCharacterEncoding("GB18030");</span><span style="font-family:'Microsoft YaHei'; font-size:18px"></span>

<span style="font-family:Microsoft YaHei; font-size:18px">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;

import org.omg.CORBA.Request;

/**
* 采用Filter统一处理字符集
* @author jerry
*
*/
public class CharsetEncodingFilter implements Filter {

private String encoding = null;

public void destroy() {

}

public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {

//System.out.println("CharsetEncodingFilter--->>>>begin");
// 设置字符集
request.setCharacterEncoding(encoding);

// 继续执行
chain.doFilter(request, response);

//System.out.println("CharsetEncodingFilter--->>>>end");
}

public void init(FilterConfig filterConfig) throws ServletException {
this.encoding = filterConfig.getInitParameter("encoding");
//System.out.println("System.out.println---->>>encoding" + encoding);
}
}</span>

<span style="font-family:Microsoft YaHei; font-size:18px"><filter>
<filter-name>CharsetEncodingFilter</filter-name>
<filter-class>com.bjpowernode.drp.util.filter.CharsetEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>GB18030</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CharsetEncodingFilter</filter-name>
<url-pattern>*.jsp</url-pattern>
</filter-mapping></span>