public static String getAccessToken() throws ClientProtocolException,IOException{String url = https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential;url = url + appid= + 你的公众平台 开发 appId + secret= + 你的公众平台appSecr
public static String getAccessToken() throws ClientProtocolException, IOException { String url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential"; url = url + "&appid=" + 你的公众平台<strong>开发</strong>appId + "&secret=" + 你的公众平台appSecret; DefaultHttpClient client = new DefaultHttpClient(); HttpGet httpGet = new HttpGet(url); HttpResponse httpResponse; httpResponse = client.execute(httpGet); int code = httpResponse.getStatusLine().getStatusCode(); String strResult = EntityUtils.toString(httpResponse.getEntity(),WxData.CharSet); if (code == 200) { JSONObject jsonObject = JSONObject.fromObject(strResult); String token = jsonObject.getString("access_token"); System.out.println(token); } return null; }
每天接口访问次数为2000次,所以要保存到全局变量中,7200s的技能持续时间;
所需要的jar包
commons-beanutils
commons-collections
commons-httpclient
commons-lang
commons-logging
json-lib-2.3-jdk15
httpcore-4.2.2
httpmime-4.2.3
httpclient-cache-4.2.3
httpclient-4.2.3