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@@ -1,6 +1,6 @@
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package com.simuwang.base.common.util;
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-import com.simuwang.base.common.conts.Constants;
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+import cn.hutool.core.util.StrUtil;
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import com.simuwang.base.common.text.Convert;
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import jakarta.servlet.ServletRequest;
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import jakarta.servlet.http.HttpServletRequest;
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@@ -12,64 +12,61 @@ import org.springframework.web.context.request.RequestContextHolder;
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import org.springframework.web.context.request.ServletRequestAttributes;
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import java.io.IOException;
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-import java.io.UnsupportedEncodingException;
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import java.net.URLDecoder;
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import java.net.URLEncoder;
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+import java.nio.charset.StandardCharsets;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.Map;
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+
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/**
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* 客户端工具类
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- *
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+ *
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* @author ruoyi
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*/
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-public class ServletUtils
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-{
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+public class ServletUtils {
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+ public static final String IP_UNKNOWN = "unknown";
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+ public static final String IP_LOCALHOST = "127.0.0.1";
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+
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/**
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* 获取String参数
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*/
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- public static String getParameter(String name)
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- {
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+ public static String getParameter(String name) {
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return getRequest().getParameter(name);
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}
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/**
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* 获取String参数
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*/
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- public static String getParameter(String name, String defaultValue)
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- {
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+ public static String getParameter(String name, String defaultValue) {
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return Convert.toStr(getRequest().getParameter(name), defaultValue);
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}
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/**
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* 获取Integer参数
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*/
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- public static Integer getParameterToInt(String name)
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- {
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+ public static Integer getParameterToInt(String name) {
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return Convert.toInt(getRequest().getParameter(name));
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}
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/**
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* 获取Integer参数
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*/
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- public static Integer getParameterToInt(String name, Integer defaultValue)
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- {
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+ public static Integer getParameterToInt(String name, Integer defaultValue) {
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return Convert.toInt(getRequest().getParameter(name), defaultValue);
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}
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/**
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* 获取Boolean参数
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*/
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- public static Boolean getParameterToBool(String name)
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- {
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+ public static Boolean getParameterToBool(String name) {
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return Convert.toBool(getRequest().getParameter(name));
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}
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/**
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* 获取Boolean参数
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*/
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- public static Boolean getParameterToBool(String name, Boolean defaultValue)
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- {
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+ public static Boolean getParameterToBool(String name, Boolean defaultValue) {
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return Convert.toBool(getRequest().getParameter(name), defaultValue);
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}
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@@ -79,8 +76,7 @@ public class ServletUtils
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* @param request 请求对象{@link ServletRequest}
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* @return Map
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*/
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- public static Map<String, String[]> getParams(ServletRequest request)
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- {
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+ public static Map<String, String[]> getParams(ServletRequest request) {
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final Map<String, String[]> map = request.getParameterMap();
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return Collections.unmodifiableMap(map);
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}
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@@ -91,11 +87,9 @@ public class ServletUtils
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* @param request 请求对象{@link ServletRequest}
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* @return Map
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*/
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- public static Map<String, String> getParamMap(ServletRequest request)
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- {
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+ public static Map<String, String> getParamMap(ServletRequest request) {
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Map<String, String> params = new HashMap<>();
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- for (Map.Entry<String, String[]> entry : getParams(request).entrySet())
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- {
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+ for (Map.Entry<String, String[]> entry : getParams(request).entrySet()) {
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params.put(entry.getKey(), StringUtils.join(entry.getValue(), ","));
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}
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return params;
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@@ -104,50 +98,42 @@ public class ServletUtils
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/**
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* 获取request
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*/
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- public static HttpServletRequest getRequest()
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- {
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+ public static HttpServletRequest getRequest() {
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return getRequestAttributes().getRequest();
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}
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/**
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* 获取response
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*/
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- public static HttpServletResponse getResponse()
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- {
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+ public static HttpServletResponse getResponse() {
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return getRequestAttributes().getResponse();
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}
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/**
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* 获取session
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*/
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- public static HttpSession getSession()
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- {
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+ public static HttpSession getSession() {
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return getRequest().getSession();
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}
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- public static ServletRequestAttributes getRequestAttributes()
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- {
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+ public static ServletRequestAttributes getRequestAttributes() {
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RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
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return (ServletRequestAttributes) attributes;
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}
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/**
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* 将字符串渲染到客户端
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- *
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+ *
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* @param response 渲染对象
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- * @param string 待渲染的字符串
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+ * @param string 待渲染的字符串
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*/
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- public static String renderString(HttpServletResponse response, String string)
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- {
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- try
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- {
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+ public static String renderString(HttpServletResponse response, String string) {
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+ try {
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response.setStatus(200);
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response.setContentType("application/json");
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response.setCharacterEncoding("utf-8");
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response.getWriter().print(string);
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- }
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- catch (IOException e)
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- {
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+ } catch (IOException e) {
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e.printStackTrace();
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}
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return null;
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@@ -155,26 +141,22 @@ public class ServletUtils
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/**
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* 是否是Ajax异步请求
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- *
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+ *
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* @param request
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*/
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- public static boolean isAjaxRequest(HttpServletRequest request)
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- {
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+ public static boolean isAjaxRequest(HttpServletRequest request) {
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String accept = request.getHeader("accept");
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- if (accept != null && accept.contains("application/json"))
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- {
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+ if (accept != null && accept.contains("application/json")) {
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return true;
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}
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String xRequestedWith = request.getHeader("X-Requested-With");
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- if (xRequestedWith != null && xRequestedWith.contains("XMLHttpRequest"))
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- {
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+ if (xRequestedWith != null && xRequestedWith.contains("XMLHttpRequest")) {
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return true;
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}
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String uri = request.getRequestURI();
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- if (StringUtil.inStringIgnoreCase(uri, ".json", ".xml"))
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- {
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+ if (StringUtil.inStringIgnoreCase(uri, ".json", ".xml")) {
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return true;
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}
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@@ -184,37 +166,73 @@ public class ServletUtils
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/**
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* 内容编码
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- *
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+ *
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* @param str 内容
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* @return 编码后的内容
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*/
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- public static String urlEncode(String str)
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- {
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- try
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- {
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- return URLEncoder.encode(str, Constants.UTF8);
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- }
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- catch (UnsupportedEncodingException e)
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- {
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- return StringUtils.EMPTY;
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- }
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+ public static String urlEncode(String str) {
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+ return URLEncoder.encode(str, StandardCharsets.UTF_8);
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}
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/**
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* 内容解码
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- *
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+ *
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* @param str 内容
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* @return 解码后的内容
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*/
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- public static String urlDecode(String str)
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- {
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- try
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- {
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- return URLDecoder.decode(str, Constants.UTF8);
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+ public static String urlDecode(String str) {
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+ return URLDecoder.decode(str, StandardCharsets.UTF_8);
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+ }
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+
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+ public static String getIpAddr() {
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+ HttpServletRequest request = ServletUtils.getRequest();
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+ return ServletUtils.getIpAddr(request);
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+ }
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+
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+ /**
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+ * 获取请求的ip地址
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+ *
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+ * @param request 请求对象
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+ * @return /
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+ */
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+ public static String getIpAddr(HttpServletRequest request) {
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+ if (request == null) {
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+ return IP_UNKNOWN;
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+ }
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+ String ip = request.getHeader("x-forwarded-for");
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+ if (ip == null || ip.length() == 0 || IP_UNKNOWN.equalsIgnoreCase(ip)) {
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+ ip = request.getHeader("Proxy-Client-IP");
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+ }
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+ if (ip == null || ip.length() == 0 || IP_UNKNOWN.equalsIgnoreCase(ip)) {
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+ ip = request.getHeader("X-Forwarded-For");
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}
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- catch (UnsupportedEncodingException e)
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- {
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- return StringUtils.EMPTY;
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+ if (ip == null || ip.length() == 0 || IP_UNKNOWN.equalsIgnoreCase(ip)) {
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+ ip = request.getHeader("WL-Proxy-Client-IP");
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}
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+ if (ip == null || ip.length() == 0 || IP_UNKNOWN.equalsIgnoreCase(ip)) {
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+ ip = request.getHeader("X-Real-IP");
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+ }
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+ if (ip == null || ip.length() == 0 || IP_UNKNOWN.equalsIgnoreCase(ip)) {
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+ ip = request.getRemoteAddr();
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+ }
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+ return "0:0:0:0:0:0:0:1".equals(ip) ? IP_LOCALHOST : getMultistageReverseProxyIp(ip);
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+ }
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+
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+ private static String getMultistageReverseProxyIp(String ip) {
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+ // 多级反向代理检测
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+ if (ip != null && ip.indexOf(",") > 0) {
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+ final String[] ips = ip.trim().split(",");
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+ for (String subIp : ips) {
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+ if (!isUnknown(subIp)) {
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+ ip = subIp;
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+ break;
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+ }
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+ }
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+ }
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+ return ip;
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+ }
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+
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+ private static boolean isUnknown(String checkString) {
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+ return StrUtil.isBlank(checkString) || IP_UNKNOWN.equalsIgnoreCase(checkString);
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}
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}
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