HttpUtil.java 4.3 KB

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  1. package cn.efunbox.audio.utils;
  2. import com.alibaba.fastjson.JSON;
  3. import org.slf4j.Logger;
  4. import org.slf4j.LoggerFactory;
  5. import org.springframework.util.StringUtils;
  6. import javax.servlet.http.Cookie;
  7. import javax.servlet.http.HttpServletRequest;
  8. import javax.servlet.http.HttpServletResponse;
  9. import java.io.IOException;
  10. import java.io.PrintWriter;
  11. import java.util.HashMap;
  12. import java.util.Map;
  13. /**
  14. * Created by tomas on 2017/6/4.
  15. */
  16. public class HttpUtil {
  17. private static final Logger logger = LoggerFactory.getLogger(HttpUtil.class);
  18. public static void responseOk(HttpServletRequest request,HttpServletResponse response) {
  19. responseOutWithJson(request,response, ApiResult.ok());
  20. }
  21. public static void responseOkData(HttpServletRequest request,HttpServletResponse response, Object data) {
  22. Map map = new HashMap<>();
  23. map.put("code", ApiCode.OK.getCode());
  24. map.put("message", ApiCode.OK.getMessage());
  25. map.put("data", data);
  26. responseOutWithJson(request, response, map);
  27. }
  28. public static void responseApiCode(HttpServletRequest request,HttpServletResponse response, ApiCode code) {
  29. if(code.getCode()==ApiCode._C_OK){
  30. responseOutWithJson(request,response, ApiResult.ok());
  31. }else {
  32. responseOutWithJson(request,response, ApiResult.error(code));
  33. }
  34. }
  35. public static void responseOutWithJson(HttpServletRequest request,HttpServletResponse response, Object data) {
  36. //将实体对象转换为JSON Object转换
  37. response.setCharacterEncoding("UTF-8");
  38. String origin = request.getHeader("Origin");
  39. // TODO orign 和 refer 的判断 .....
  40. if (null!=origin){
  41. response.setHeader("Access-Control-Allow-Origin", origin);
  42. }else {
  43. response.setHeader("Access-Control-Allow-Origin", "http://cms.efunbox.cn");
  44. }
  45. response.setContentType("application/json; charset=utf-8");
  46. response.setHeader("Access-Control-Allow-Credentials", "true");
  47. response.setHeader("Access-Control-Allow-Methods", "GET, POST, HEAD, OPTIONS, PUT, DELETE, TRACE, PATCH");
  48. //response.setHeader("Access-Control-Max-Age", "3600");
  49. response.setHeader("Access-Control-Allow-Headers", "Origin, X-Token,Authentication, Accept, X-Requested-With, Content-Type, Access-Control-Request-Method, Access-Control-Request-Headers, Authorization, Cache-control, id, token");
  50. response.setHeader("X-Frame-Options","SAMEORIGIN");
  51. PrintWriter out = null;
  52. try {
  53. out = response.getWriter();
  54. out.append(JSON.toJSONString(data));
  55. logger.info("url= {} 返回JSON ={} ",request.getRequestURI(), JSON.toJSONString(data));
  56. } catch (IOException e) {
  57. logger.error("request ={} 返回 失败 e={}" ,request.getRequestURI(),e);
  58. } finally {
  59. if (out != null) {
  60. out.close();
  61. }
  62. }
  63. }
  64. public static void delCookies(HttpServletRequest request,HttpServletResponse response, String... cookies) {
  65. for (String cookieName : cookies) {
  66. Cookie cookie = new Cookie(cookieName, null);
  67. String cookiePath = request.getContextPath();
  68. if (!StringUtils.hasLength(cookiePath)) {
  69. cookiePath = "/";
  70. }
  71. cookie.setPath(cookiePath);
  72. cookie.setMaxAge(0);
  73. response.addCookie(cookie);
  74. }
  75. }
  76. /**
  77. * 获取客户端的ip
  78. * @param request
  79. * @return
  80. */
  81. public static String getIpAddress(HttpServletRequest request) {
  82. String ip = request.getHeader("x-forwarded-for");
  83. if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
  84. ip = request.getHeader("Proxy-Client-IP");
  85. }
  86. if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
  87. ip = request.getHeader("WL-Proxy-Client-IP");
  88. }
  89. if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
  90. ip = request.getHeader("HTTP_CLIENT_IP");
  91. }
  92. if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
  93. ip = request.getHeader("HTTP_X_FORWARDED_FOR");
  94. }
  95. if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
  96. ip = request.getRemoteAddr();
  97. }
  98. return ip;
  99. }
  100. }