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daohuaxiang/src/com/seeyon/apps/src_dingding/util/DingtalkUtil.java

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package com.seeyon.apps.src_dingding.util;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.dingtalk.api.DefaultDingTalkClient;
import com.dingtalk.api.DingTalkClient;
import com.dingtalk.api.request.OapiGettokenRequest;
import com.dingtalk.api.response.OapiGettokenResponse;
import com.taobao.api.ApiException;
public class DingtalkUtil {
public String getToken() throws RuntimeException, ApiException, FileNotFoundException, IOException {
// DingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/gettoken");
DingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/gettoken");
OapiGettokenRequest request = new OapiGettokenRequest();
request.setAppkey("dingtiefuskr6oycl5ah");
request.setAppsecret("5V_zIyAXU3Fx0yl20uxGotc3zIdrAXnKERat_ciEez0u3jqaVjosQhlflu5-83St");
request.setHttpMethod("GET");
OapiGettokenResponse response = client.execute(request);
JSONObject jsonObject = JSON.parseObject(response.getBody());
String token = jsonObject.getString("access_token");
return token;
}
/**
* 调用post接口
*
* @param str 调用接口传递的参数json
* @param urlStr 需要调用的url对应的参数文件中的编码
* @return
* @throws ApiException
* @throws RuntimeException
*/
public JSONObject doPost(String str, String urlStr) throws RuntimeException, ApiException {
HttpURLConnection connection = null;
InputStream is = null;
OutputStream os = null;
BufferedReader br = null;
String result = null;
try {
String token = getToken();
URL url = new URL(urlStr+"?access_token="+token);
// 通过远程url连接对象打开连接
connection = (HttpURLConnection) url.openConnection();
// 设置连接请求方式
connection.setRequestMethod("POST");
// 设置连接主机服务器超时时间15000毫秒
connection.setConnectTimeout(15000);
// 设置读取主机服务器返回数据超时时间60000毫秒
connection.setReadTimeout(60000);
// 默认值为false当向远程服务器传送数据/写数据时需要设置为true
connection.setDoOutput(true);
// 默认值为true当前向远程服务读取数据时设置为true该参数可有可无
connection.setDoInput(true);
// 设置传入参数的格式:请求参数应该是 name1=value1&name2=value2 的形式。
// connection.setRequestProperty("access_token", token);
connection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
// 通过连接对象获取一个输出流
os = connection.getOutputStream();
// 通过输出流对象将参数写出去/传输出去,它是通过字节数组写出的
if (!("".equals(str) || str == null)) {
os.write(str.getBytes("UTF-8"));
}
// 连接对象获取一个输入流,向远程读取
if (connection.getResponseCode() == 200) {
is = connection.getInputStream();
// 对输入流对象进行包装:charset根据工作项目组的要求来设置
br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
StringBuffer sbf = new StringBuffer();
String temp = null;
// 循环遍历一行一行读取数据
while ((temp = br.readLine()) != null) {
sbf.append(temp);
sbf.append("\r\n");
}
result = sbf.toString();
}
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
// 关闭资源
if (null != br) {
try {
br.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (null != os) {
try {
os.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (null != is) {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
// 断开与远程地址url的连接
connection.disconnect();
}
JSONObject json = JSONObject.parseObject(result);
return json;
}
}