微服务token错误失效
问题无法获取小程序二维码？
我的问题：wxAccessToken接口用于token刷新，40分钟一次没有问题，但是如果项目关闭40分钟以上，定时任务就废掉了，两种解决方式
还有其他方式请大佬们留言学习学习，谢谢
1，主动调用那个接口刷新接口
2、等待40分钟，等待定时任务自己执
生成二维码：测试工具：获取appid，appsecret，利用工具：
https://mp.weixin.qq.com/debug/
自己定义的token是直接在微信官网中获取token
获取图片的接口，其中加了流。微信小程序
唯一标识，和秘钥在自己的公司开发公众号平台上查看
获取token 工具类
package com.zfbgt.complaint.api.sso.utils;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.URI;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
@Slf4j
public class UrlUtil {
private final Logger LOG = LogManager.getLogger(this.getClass());
/**
* 向指定 URL 发送POST方法的请求
*
* @param url 发送请求的 URL
* @param
* @return 所代表远程资源的响应结果
*/
public static String sendPost(String url, Map<String, ?> paramMap) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
String param = "";
Iterator<String> it = paramMap.keySet().iterator();
while (it.hasNext()) {
String key = it.next();
param += key + "=" + paramMap.get(key) + "&";
}
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty("Accept-Charset", "utf-8");
conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(param);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应
in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
e.printStackTrace();
}
//使用finally块来关闭输出流、输入流
finally {
try {
if (out != null) {
out.close();
}
if (in != null) {
in.close();
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
return result;
}
public static String doGet(String url, Map<String, String> param) {
// 创建Httpclient对象
CloseableHttpClient httpclient = HttpClients.createDefault();
String resultString = "";
CloseableHttpResponse response = null;
try {
// 创建uri
URIBuilder builder = new URIBuilder(url);
if (param != null) {
for (String key : param.keySet()) {
builder.addParameter(key, param.get(key));
}
}
URI uri = builder.build();
// 创建http GET请求
HttpGet httpGet = new HttpGet(uri);
// 执行请求
response = httpclient.execute(httpGet);
// 判断返回状态是否为200
if (response.getStatusLine().getStatusCode() == 200) {
resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if (response != null) {
response.close();
}
httpclient.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return resultString;
}
public static String doPost(String url, Map<String, Object> param) {
// 创建Httpclient对象
CloseableHttpClient httpClient = HttpClients.createDefault();
CloseableHttpResponse response = null;
String resultString = "";
try {
// 创建Http Post请求
HttpPost httpPost = new HttpPost(url);
// 创建参数列表
if (param != null) {
List<NameValuePair> paramList = new ArrayList<>();
for (String key : param.keySet()) {
paramList.add(new BasicNameValuePair(key, (String) param.get(key)));
}
// 模拟表单
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList);
httpPost.setEntity(entity);
}
// 执行http请求
response = httpClient.execute(httpPost);
resultString = EntityUtils.toString(response.getEntity(), "utf-8");
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
response.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return resultString;
}
public static HttpEntity PostRow(String token,String path) throws IOException {
String url = "https://api.weixin.qq.com/cgi-bin/wxaapp/createwxaqrcode?access_token="
+ token;
String json = "{\"path\":\""+path+"\"}";
HttpClient httpClient = new DefaultHttpClient();
HttpPost post = new HttpPost(url);
StringEntity postingString = new StringEntity(json);// json传递
post.setEntity(postingString);
post.setHeader("Content-type", "application/json");
HttpResponse response = httpClient.execute(post);
return response.getEntity();
}
public static String sendPost(String url, String param) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty("user-agent",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(param);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应
in = new BufferedReader(
new InputStreamReader(conn.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println("发送 POST 请求出现异常！"+e);
e.printStackTrace();
}
//使用finally块来关闭输出流、输入流
finally{
try{
if(out!=null){
out.close();
}
if(in!=null){
in.close();
}
}
catch(IOException ex){
ex.printStackTrace();
}
}
return result;
}
public static HttpEntity PostCircular(String token,String path,String usrId) throws IOException {
log.info("PostCircular请求值:[{}]...[{}]..",path,usrId);
String url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token="
+ token;
// String json = "{\"path\":\""+path+"\"}";
String json = "{\n" +
" \"path\":\""+path+"\",\n" +
" \"scene\":\""+usrId+"\",\n" +
" \"is_hyaline\":true,\n" +
"\"line_color\": {\"r\":255,\"g\":255,\"b\":255}\n" +
"}";
HttpClient httpClient = new DefaultHttpClient();
HttpPost post = new HttpPost(url);
StringEntity postingString = new StringEntity(json);// json传递
post.setEntity(postingString);
post.setHeader("Content-type", "application/json");
HttpResponse response = httpClient.execute(post);
return response.getEntity();
}
public static HttpEntity whitePostCircular(String token,String path,String usrId) throws IOException {
log.info("whitePostCircular请求值:[{}]...[{}]..",path,usrId);//打印日志
String url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token="
+ token;
// String json = "{\"path\":\""+path+"\"}";
String json = "{\n" +
" \"path\":\""+path+"\",\n" +
" \"scene\":\""+usrId+"\",\n" +
" \"is_hyaline\":true,\n" +
"\"line_color\": {\"r\":255,\"g\":255,\"b\":255}\n" +
"}";
HttpClient httpClient = new DefaultHttpClient();
HttpPost post = new HttpPost(url);
StringEntity postingString = new StringEntity(json);// json传递
post.setEntity(postingString);
post.setHeader("Content-type", "application/json");
HttpResponse response = httpClient.execute(post);
return response.getEntity();
}
public static HttpEntity newsPostCircular(String token,String path) throws IOException {
String url = "https://api.weixin.qq.com/wxa/getwxacode?access_token="
+ token;
// String json = "{\"path\":\""+path+"\"}";
String json = "{\n" +
" \"path\":\""+path+"\",\n" +
" \"is_hyaline\":true,\n" +
"\"line_color\": {\"r\":255,\"g\":255,\"b\":255}\n" +
"}";
HttpClient httpClient = new DefaultHttpClient();
HttpPost post = new HttpPost(url);
StringEntity postingString = new StringEntity(json);// json传递
post.setEntity(postingString);
post.setHeader("Content-type", "application/json");
HttpResponse response = httpClient.execute(post);
return response.getEntity();
}
}
// 每个角色对应的名性片
@NotLogin
@RequestMapping("/usrinfo/access")
public void usrInfoAccess(String path, HttpServletResponse response, String usrId) {
try {
Map<String, String> map = new HashMap<>();
map.put("grant_type", "填写获取token值");
map.put("appid", "唯一标识");
map.put("secret", "微信小程序秘钥");
String accessToken =getToken();//调用上面弄的token方法
// 判断的没参数
if (StringUtils.isEmpty(usrId)) {
usrId = null;
} else {
// 1、我套系统的返回值很有问题，所有的错误返回值全是400，前端根本没法判断，做逻辑处理。
// 2、我就在这里可以使用参数校验，一般这种接口us人ID不合法根本进不来方法
// response里面返回json
//判断长度小于5或等于5
if (usrId.length()<=5){
response.setContentType("application/json;charset=UTF-8");
response.getWriter().write(objectMapper.writeValueAsString(new DTO(400,"usrId长度过 短",null)));
response.setStatus(HttpStatus.OK.value());
}
usrId = usrId.substring(5, usrId.length());
}
log.info("usrId长度为:[{}]",usrId);//打印日志
HttpEntity httpEntity = UrlUtil.whitePostCircular(accessToken, path, usrId);
InputStream content = httpEntity.getContent();
BufferedInputStream fis = new BufferedInputStream(content);
response.setContentType("image/jpg");
OutputStream toClient = new BufferedOutputStream(response.getOutputStream());
//定义个数组，由于读取缓冲流中的内容
byte[] buffer = new byte[1024];
int bytesRead = 0;
while ((bytesRead = fis.read(buffer)) != -1) {//读取流
toClient.write(buffer, 0, bytesRead);
}
toClient.flush();
toClient.close();
fis.close();
} catch (Exception e) {
e.printStackTrace();
}
}