1#!/bin/bash
2curl -i -k 'https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=【百度云应用的AK】&client_secret=【百度云应用的SK】'

1<?php
2function request_post($url = '', $param = '') {
3        if (empty($url) || empty($param)) {
4            return false;
5        }
6        
7        $postUrl = $url;
8        $curlPost = $param;
9        $curl = curl_init();//初始化curl
10        curl_setopt($curl, CURLOPT_URL,$postUrl);//抓取指定网页
11        curl_setopt($curl, CURLOPT_HEADER, 0);//设置header
12        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//要求结果为字符串且输出到屏幕上
13        curl_setopt($curl, CURLOPT_POST, 1);//post提交方式
14        curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);
15        $data = curl_exec($curl);//运行curl
16        curl_close($curl);
17        
18        return $data;
19    }
20
21	$url = 'https://aip.baidubce.com/oauth/2.0/token';
22    $post_data['grant_type']       = 'client_credentials';
23    $post_data['client_id']      = '你的 Api Key';
24    $post_data['client_secret'] = '你的 Secret Key';
25    $o = "";
26    foreach ( $post_data as $k => $v ) 
27    {
28    	$o.= "$k=" . urlencode( $v ). "&" ;
29    }
30    $post_data = substr($o,0,-1);
31    
32    $res = request_post($url, $post_data);
33
34    var_dump($res);
35
36?>

1package com.baidu.ai.aip.auth;
2
3import org.json.JSONObject;
4
5import java.io.BufferedReader;
6import java.io.InputStreamReader;
7import java.net.HttpURLConnection;
8import java.net.URL;
9import java.util.List;
10import java.util.Map;
11
12/**
13 * 获取token类
14 */
15public class AuthService {
16
17    /**
18     * 获取权限token
19     * @return 返回示例：
20     * {
21     * "access_token": "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567",
22     * "expires_in": 2592000
23     * }
24     */
25    public static String getAuth() {
26        // 官网获取的 API Key 更新为你注册的
27        String clientId = "百度云应用的AK";
28        // 官网获取的 Secret Key 更新为你注册的
29        String clientSecret = "百度云应用的SK";
30        return getAuth(clientId, clientSecret);
31    }
32
33    /**
34     * 获取API访问token
35     * 该token有一定的有效期，需要自行管理，当失效时需重新获取.
36     * @param ak - 百度云官网获取的 API Key
37     * @param sk - 百度云官网获取的 Securet Key
38     * @return assess_token 示例：
39     * "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567"
40     */
41    public static String getAuth(String ak, String sk) {
42        // 获取token地址
43        String authHost = "https://aip.baidubce.com/oauth/2.0/token?";
44        String getAccessTokenUrl = authHost
45                // 1. grant_type为固定参数
46                + "grant_type=client_credentials"
47                // 2. 官网获取的 API Key
48                + "&client_id=" + ak
49                // 3. 官网获取的 Secret Key
50                + "&client_secret=" + sk;
51        try {
52            URL realUrl = new URL(getAccessTokenUrl);
53            // 打开和URL之间的连接
54            HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();
55            connection.setRequestMethod("GET");
56            connection.connect();
57            // 获取所有响应头字段
58            Map<String, List<String>> map = connection.getHeaderFields();
59            // 遍历所有的响应头字段
60            for (String key : map.keySet()) {
61                System.err.println(key + "--->" + map.get(key));
62            }
63            // 定义 BufferedReader输入流来读取URL的响应
64            BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
65            String result = "";
66            String line;
67            while ((line = in.readLine()) != null) {
68                result += line;
69            }
70            /**
71             * 返回结果示例
72             */
73            System.err.println("result:" + result);
74            JSONObject jsonObject = new JSONObject(result);
75            String access_token = jsonObject.getString("access_token");
76            return access_token;
77        } catch (Exception e) {
78            System.err.printf("获取token失败！");
79            e.printStackTrace(System.err);
80        }
81        return null;
82    }
83
84}

1# encoding:utf-8
2import requests 
3
4# client_id 为官网获取的AK， client_secret 为官网获取的SK
5host = 'https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=【官网获取的AK】&client_secret=【官网获取的SK】'
6response = requests.get(host)
7if response:
8    print(response.json())

1using System;
2using System.Collections.Generic;
3using System.Net.Http;
4
5namespace com.baidu.ai
6{
7	public static class AccessToken
8
9	{
10	    // 调用getAccessToken()获取的 access_token建议根据expires_in 时间 设置缓存
11	    // 返回token示例
12		public static String TOKEN = "24.adda70c11b9786206253ddb70affdc46.2592000.1493524354.282335-1234567";
13
14        // 百度云中开通对应服务应用的 API Key 建议开通应用的时候多选服务
15		private static String clientId = "百度云应用的AK";
16		// 百度云中开通对应服务应用的 Secret Key
17		private static String clientSecret = "百度云应用的SK";
18
19		public static String getAccessToken() {
20			String authHost = "https://aip.baidubce.com/oauth/2.0/token";
21			HttpClient client = new HttpClient();
22			List<KeyValuePair<String, String>> paraList = new List<KeyValuePair<string, string>>();
23			paraList.Add(new KeyValuePair<string, string>("grant_type", "client_credentials"));
24			paraList.Add(new KeyValuePair<string, string>("client_id", clientId));
25			paraList.Add(new KeyValuePair<string, string>("client_secret", clientSecret));
26
27			HttpResponseMessage response = client.PostAsync(authHost, new FormUrlEncodedContent(paraList)).Result;
28			String result = response.Content.ReadAsStringAsync().Result;
29			Console.WriteLine(result);
30			return result;
31		}
32	}
33}

1var https = require('https');
2var qs = require('querystring');
3
4const param = qs.stringify({
5    'grant_type': 'client_credentials',
6    'client_id': '您的 Api Key',
7    'client_secret': '您的 Secret Key'
8});
9
10https.get(
11    {
12        hostname: 'aip.baidubce.com',
13        path: '/oauth/2.0/token?' + param,
14        agent: false
15    },
16    function (res) {
17        // 在标准输出中查看运行结果
18        res.pipe(process.stdout);
19    }
20);