package com.fgkj.services;
|
|
import org.json.JSONObject;
|
|
import java.io.BufferedReader;
|
import java.io.InputStreamReader;
|
import java.net.HttpURLConnection;
|
import java.net.URL;
|
import java.util.List;
|
import java.util.Map;
|
|
/**
|
* 获取token类
|
*/
|
public class AuthService {
|
|
|
/**
|
* 获取权限token
|
* @return 返回示例：
|
* {
|
* "access_token": "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567",
|
* "expires_in": 2592000
|
* }
|
*/
|
public static String getAuth() {
|
// 官网获取的 API Key 更新为你注册的
|
String clientId = "LdCkF75jQHIZLTC8PZSxPTP9";
|
// 官网获取的 Secret Key 更新为你注册的
|
String clientSecret = "4AhW5SsIOu9GA5sqEfrlmwk32nHdKg9Q";
|
return getAuth(clientId, clientSecret);
|
}
|
|
/**
|
* 获取API访问token
|
* 该token有一定的有效期，需要自行管理，当失效时需重新获取.
|
* @param ak - 百度云官网获取的 API Key
|
* @param sk - 百度云官网获取的 Securet Key
|
* @return assess_token 示例：
|
* "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567"
|
*/
|
public static String getAuth(String ak, String sk) {
|
// 获取token地址
|
String authHost = "https://aip.baidubce.com/oauth/2.0/token?";
|
String getAccessTokenUrl = authHost
|
// 1. grant_type为固定参数
|
+ "grant_type=client_credentials"
|
// 2. 官网获取的 API Key
|
+ "&client_id=" + ak
|
// 3. 官网获取的 Secret Key
|
+ "&client_secret=" + sk;
|
try {
|
URL realUrl = new URL(getAccessTokenUrl);
|
// 打开和URL之间的连接
|
HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();
|
connection.setRequestMethod("GET");
|
connection.connect();
|
// 获取所有响应头字段
|
Map<String, List<String>> map = connection.getHeaderFields();
|
// 遍历所有的响应头字段
|
for (String key : map.keySet()) {
|
System.err.println(key + "--->" + map.get(key));
|
}
|
// 定义 BufferedReader输入流来读取URL的响应
|
BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
|
String result = "";
|
String line;
|
while ((line = in.readLine()) != null) {
|
result += line;
|
}
|
/**
|
* 返回结果示例
|
*/
|
System.err.println("result:" + result);
|
//JSONObject jsonObject = new JSONObject(result);
|
//String access_token = jsonObject.getString("access_token");
|
return result;
|
} catch (Exception e) {
|
System.err.printf("获取token失败！");
|
e.printStackTrace(System.err);
|
}
|
return null;
|
}
|
|
|
public static void main(String[] args) {
|
System.out.println(getAuth());
|
}
|
}
|
