package com.javaweb.util;import java.io.IOException;import java.io.InputStreamReader;import java.io.LineNumberReader;import javax.servlet.http.HttpServletRequest;public class ClientInformation {//得到客戶端IP地址public static String getIpAddr(HttpServletRequest request) {String ip = request.getHeader("X-Forwarded-For");if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {ip = request.getHeader("
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