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src/main/java/com/jfinal/wxaapp/api/WxaAccessToken.java 2.79 KB
e80df919   atao   init
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  /**
   * Copyright (c) 2011-2014, L.cm 卢春梦 (qq596392912@gmail.com).
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   */
  
  package com.jfinal.wxaapp.api;
  
  import java.io.Serializable;
  import java.util.Map;
  
  import com.jfinal.weixin.sdk.api.ReturnCode;
  import com.jfinal.weixin.sdk.utils.JsonUtils;
  import com.jfinal.weixin.sdk.utils.RetryUtils.ResultCheck;
  
  @SuppressWarnings("unchecked")
  public class WxaAccessToken implements ResultCheck, Serializable {
      private static final long serialVersionUID = 4628857059125205404L;
  
      private String access_token;    // 正确获取到 access_token 时有值
      private Integer expires_in;     // 正确获取到 access_token 时有值
      private Integer errcode;        // 出错时有值
      private String errmsg;          // 出错时有值
      private Long expiredTime;       // 正确获取到 access_token 时有值,存放过期时间
      private String json;
  
      public WxaAccessToken(String jsonStr) {
          this.json = jsonStr;
  
          try {
              Map<String, Object> temp = JsonUtils.parse(jsonStr, Map.class);
              access_token = (String) temp.get("access_token");
              expires_in = (Integer) temp.get("expires_in");
              errcode = (Integer) temp.get("errcode");
              errmsg = (String) temp.get("errmsg");
  
              if (expires_in != null)
                  expiredTime = System.currentTimeMillis() + ((expires_in -5) * 1000);
              // 用户缓存时还原
              if (temp.containsKey("expiredTime")) {
                   expiredTime = (Long) temp.get("expiredTime");
              }
  
          } catch (Exception e) {
              throw new RuntimeException(e);
          }
      }
  
      public String getJson() {
          return json;
      }
  
      public String getCacheJson() {
          Map<String, Object> temp = JsonUtils.parse(json, Map.class);
          temp.put("expiredTime", expiredTime);
          temp.remove("expires_in");
          return JsonUtils.toJson(temp);
      }
  
      public boolean isAvailable() {
          if (expiredTime == null)
              return false;
          if (errcode != null)
              return false;
          if (expiredTime < System.currentTimeMillis())
              return false;
          return access_token != null;
      }
  
      public String getAccessToken() {
          return access_token;
      }
  
      public Integer getExpiresIn() {
          return expires_in;
      }
  
      public Long getExpiredTime() {
          return expiredTime;
      }
  
      public Integer getErrorCode() {
          return errcode;
      }
  
      public String getErrorMsg() {
          if (errcode != null) {
              String result = ReturnCode.get(errcode);
              if (result != null)
                  return result;
          }
          return errmsg;
      }
  
      @Override
      public boolean matching() {
          return isAvailable();
      }
  
  }