此类是HttpRequest.java
------------------------------------------------------------------------------------------------------------------------------------------------------------------------
/**
* get请求
* @param url 为接口地址参数
* @return
*/
public static JSONObject doGetStr(String url){
CloseableHttpClient httpClient = HttpClients.createDefault();
HttpGet httpGet = new HttpGet(url);
CloseableHttpResponse response = null;
JSONObject jsonObject = null;//接收结果
try {
response = httpClient.execute(httpGet);
HttpEntity entity = response.getEntity();//从消息体里获取结果
if(entity!=null){
String result = EntityUtils.toString(entity,"UTF-8");
jsonObject = JSONObject.parseObject(result);
}
EntityUtils.consume(entity);
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if(response != null){
response.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
return jsonObject;
}

/**
* post请求
* @param url 为接口地址参数
* @param outStr
* @return
*/
public static JSONObject doPostStr(String url,String outStr){
CloseableHttpClient httpClient = HttpClients.createDefault();
//DefaultHttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url);
JSONObject jsonObject = null;
try {
httpPost.setEntity(new StringEntity(outStr, "UTF-8"));
HttpResponse response = httpClient.execute(httpPost);
String result = EntityUtils.toString(response.getEntity(), "UTF-8");
jsonObject = JSONObject.parseObject(result);
} catch (Exception e) {
e.printStackTrace();
}
return jsonObject;
}
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------
2.Constants.java

/** 注册事件回调接口（请求方式：post） */
public static final String REGISTER_CALL_BACK = "https://oapi.dingtalk.com/call_back/register_call_back?access_token=ACCESS_TOKEN";

/** 查询事件回调接口（请求方式：get） */
public static final String GET_CALL_BACK = "https://oapi.dingtalk.com/call_back/get_call_back?access_token=ACCESS_TOKEN";

/** 更新事件回调接口（请求方式：post） */
public static final String UPDATE_CALL_BACK = "https://oapi.dingtalk.com/call_back/update_call_back?access_token=ACCESS_TOKEN";

/** 删除事件回调接口（请求方式：get） */
public static final String DELETE_CALL_BACK = "https://oapi.dingtalk.com/call_back/delete_call_back?access_token=ACCESS_TOKEN";

/** 获取回调失败的结果 （请求方式：get）*/
public static final String GET_CALL_BACK_FAILED_RESULT = "https://oapi.dingtalk.com/call_back/get_call_back_failed_result?access_token=ACCESS_TOKEN";
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
3.Utils.java

/**
*
* @return
*/
public static String getRandomStr(int count) {
String base = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
Random random = new Random();
StringBuffer sb = new StringBuffer();
for (int i = 0; i < count; i++) {
int number = random.nextInt(base.length());
sb.append(base.charAt(number));
}
return sb.toString();
}

/*
* int转byte数组,高位在前
*/
public static byte[] int2Bytes(int count) {
byte[] byteArr = new byte[4];
byteArr[3] = (byte) (count & 0xFF);
byteArr[2] = (byte) (count >> 8 & 0xFF);
byteArr[1] = (byte) (count >> 16 & 0xFF);
byteArr[0] = (byte) (count >> 24 & 0xFF);
return byteArr;
}

/**
* 高位在前bytes数组转int
* @param byteArr
* @return
*/
public static int bytes2int(byte[] byteArr) {
int count = 0;
for (int i = 0; i < 4; i++) {
count <<= 8;
count |= byteArr[i] & 0xff;
}
return count;
}
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
4.DingtalkController.java
@CrossOrigin
@ResponseBody
@RequestMapping(value = "/join/dingtalk/callbackreceive.htm", method = RequestMethod.POST,produces = "application/json;charset=UTF-8")
public String addCallbackreceive(HttpServletRequest request,HttpServletResponse response) {
String result="false";
try {
/** url中的签名 **/
String msgSignature = request.getParameter("signature");
/** url中的时间戳 **/
String timeStamp = request.getParameter("timestamp");
/** url中的随机字符串 **/
String nonce = request.getParameter("nonce");
/** 取得JSON对象中的encrypt字段 **/
String encrypt = "";

ServletInputStream sis = request.getInputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(sis));
String line = null;
StringBuilder sb = new StringBuilder();
while ((line = br.readLine()) != null) {
sb.append(line);
}
JSONObject jsonEncrypt = JSONObject.parseObject(sb.toString());
String res = "success"; //res是需要返回给钉钉服务器的字符串，一般为success;
if(jsonEncrypt!=null&&jsonEncrypt.size()>0&&jsonEncrypt.containsKey("encrypt")){
encrypt = jsonEncrypt.getString("encrypt");
String decodeEncrypt = decodeEncrypt(msgSignature, timeStamp, nonce, encrypt); //密文解密
JSONObject decodeEncryptJson = JSONObject.parseObject(decodeEncrypt);
String eventType ="";
if(decodeEncryptJson!=null&&decodeEncryptJson.size()>0&&decodeEncryptJson.containsKey("EventType")){
eventType = decodeEncryptJson.getString("EventType"); //回调类型
}

JSONObject jsonObjectData = new JSONObject();
//根据不同的回调类型，进行相应的操作
switch (eventType) {
//审批任务开始，结束，转交
case AddressListRegister.SEALAPPLY_TASK_CHANGE :
String processInstanceId =decodeEncryptJson.getString("processInstanceId");//审批实例id
//根据你审批实例获取审批单内容
String corpId =decodeEncryptJson.getString("corpId");//审批实例id
String type = decodeEncryptJson.getString("type");//类型，判断是开始还是结束
String staffId = decodeEncryptJson.getString("staffId");//审批人的id
String createTime = decodeEncryptJson.getString("createTime");//审批开始时间
long time = Long.parseLong(createTime);
Date date = new Date(time);
createTime= StringUtil.DateToString(date, DateUtil.DATE_FORMAT_YMDHM);//开始时间
Date createTimeDate =StringUtil.StringToDate(createTime, DateUtil.DATE_FORMAT_LX_YMDHMS);
String title = decodeEncryptJson.getString("title");//实例的标题
if(decodeEncryptJson.getString("type").equals("strat")){

}else if(decodeEncryptJson.getString("type").equals("finish")){
String finishTime = decodeEncryptJson.getString("finishTime");//审批结束时间
long timeEnd = Long.parseLong(finishTime);
Date dateEnd = new Date(timeEnd);
createTime= StringUtil.DateToString(dateEnd, DateUtil.DATE_FORMAT_YMDHM);//审批结束时间
Date finishTimeDate =StringUtil.StringToDate(createTime, DateUtil.DATE_FORMAT_LX_YMDHMS);

String result_type = decodeEncryptJson.getString("result");//同意时result为agree，拒绝时result为refuse
if("agree".equals(result_type)||"refuse".equals(result_type)){//任务结束(同意或者拒绝)
String remark = decodeEncryptJson.getString("remark");//审批意见

}else if("redirect".equals(result_type)){//任务转交

}
}
break;
//审批实例开始，结束
case AddressListRegister.SEALAPPLY_INSTANCE_CHANGE :
String start_instance_Person = decodeEncryptJson.getString("staffId");//发起实例的员工

break;

default: // do something
break;
}
result = codeEncrypt(res, timeStamp, nonce).toString();
//response.getWriter().append(codeEncrypt(res, timeStamp, nonce).toString()); //返回加密后的数据
}
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
/**
* 创建加密/解密 类
* @return
*/
public DingTalkEncryptor createDingTalkEncryptor(){
DingTalkEncryptor dingTalkEncryptor = null; //加密方法类
try {
dingTalkEncryptor = new DingTalkEncryptor(AddressListRegister.TOKEN, AddressListRegister.AES_KEY,AddressListRegister.CORPID); //创建加解密类
} catch (DingTalkEncryptException e) {
e.printStackTrace();
}
return dingTalkEncryptor;
}

/**
* encrypt解密
* @param msgSignature
* @param timeStamp
* @param nonce
* @param encrypt 密文
* @return decodeEncrypt 解密后的明文
*/
public String decodeEncrypt(String msgSignature,String timeStamp,String nonce,String encrypt){
String decodeEncrypt = null;
try {
decodeEncrypt = createDingTalkEncryptor().getDecryptMsg(msgSignature, timeStamp, nonce, encrypt); //encrypt解密
} catch (DingTalkEncryptException e) {
e.printStackTrace();
}
return decodeEncrypt;
}

/**
* 对返回信息进行加密
* @param res
* @param timeStamp
* @param nonce
* @return
*/
public JSONObject codeEncrypt(String res,String timeStamp,String nonce){
long timeStampLong = Long.parseLong(timeStamp);
Map<String, String> jsonMap = null;
try {
jsonMap = createDingTalkEncryptor().getEncryptedMap(res, timeStampLong, nonce); //jsonMap是需要返回给钉钉服务器的加密数据包
} catch (DingTalkEncryptException e) {
System.out.println(e.getMessage());
e.printStackTrace();
}
JSONObject json = new JSONObject();
json.putAll(jsonMap);
return json;
}

//测试方法
public static void main(String[] args) throws ApiException {
String accesstoken = DingTalkUtils.getAccessToken_new("ding9doc7pnuxjwpvpw7","XwEoy0NQSCZWRmR8GfwsBoqg0_1nVnRsZy7GWgROsQhaFnnvixaZMj_5bzosLVQa");
String token = AddressListRegister.TOKEN;
String aesKey = AddressListRegister.AES_KEY;
String callBackUrl = "http://21664l066q.imwork.net:50125/join/dingtalk/callbackreceive.htm";

List<String> listStr = new ArrayList<String>();
listStr.add("bpms_task_change");
listStr.add("bpms_instance_change");
JSONObject registerCallBack = DingTalkUtils.registerCallBack(accesstoken, listStr, token, aesKey, callBackUrl);
System.out.println("注册事件返回："+registerCallBack);

JSONObject callBack = DingTalkUtils.getCallBack(accesstoken);
System.out.println("查询注册事件："+callBack);

}
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
5. 以下是公共类
5.1
package com.shjysoft.base.util.dingtalk;

/**
* <p>几个参数和通讯录和审批注册 需要监听的事件类型<p>
* @version 1.0
* @author li_hao
* @date 2017年12月15日
*/
public class AddressListRegister{

/**企业的corpid */
public static final String CORPID = "ding7ee8e144c63d6a48";
/**钉钉开放平台上，开发者设置的token */
public static final String TOKEN = "token";
/**数据加密密钥。用于回调数据的加密，长度固定为43个字符，从a-z, A-Z, 0-9共62个字符中选取,您可以随机生成，ISV(服务提供商)推荐使用注册套件时填写的EncodingAESKey */
public static final String AES_KEY = "abcxx7p5qnb6zs3xxxxxlkfmxqfkv23d40yd0xxxxxx";

/**通讯录用户增加 */
public static final String USER_ADD_ORG = "user_add_org";
/**通讯录用户更改*/
public static final String USER_MODIFY_ORG = "user_modify_org";
/** 通讯录用户离职 */
public static final String USER_LEAVE_ORG = "user_leave_org";
/** 通讯录用户被设为管理员 */
public static final String ORG_ADMIN_ADD = "org_admin_add";
/** 通讯录用户被取消设置管理员 */
public static final String ORG_ADMIN_REMOVE = "org_admin_remove";
/**通讯录企业部门创建*/
public static final String ORG_DEPT_CREATE = "org_dept_create";
/** 通讯录企业部门修改 */
public static final String ORG_DEPT_MODIFY = "org_dept_modify";
/**通讯录企业部门删除*/
public static final String ORG_DEPT_REMOVE = "org_dept_remove";
/**企业被解散*/
public static final String ORG_REMOVE = "org_remove";
/**企业信息发生变更*/
public static final String ORG_CHANGE = "org_change";
/**员工角色信息发生变更*/
public static final String LABEL_USER_CHANGE = "label_user_change";
/**增加角色或者角色组*/
public static final String LABEL_CONF_ADD = "label_conf_add";
/**删除角色或者角色组*/
public static final String LABEL_CONF_DEL = "label_conf_del";
/**修改角色或者角色组*/
public static final String LABEL_CONF_MODIFY = "label_conf_modify";
/**测试回调接口事件类型*/
public static final String CHECK_URL = "check_url";
public static final String SEALAPPLY_TASK_CHANGE = "bpms_task_change";//审批任务开始，结束，转交
public static final String SEALAPPLY_INSTANCE_CHANGE = "bpms_instance_change";//审批实例开始，结束
}
5.2
package com.shjysoft.base.util.dingtalk;
import java.util.HashMap;
import java.util.Map;

/**
* 加解密异常类
*/
public class DingTalkEncryptException extends Exception {
/**成功**/
public static final int SUCCESS = 0;
/**加密明文文本非法**/
public final static int ENCRYPTION_PLAINTEXT_ILLEGAL = 900001;
/**加密时间戳参数非法**/
public final static int ENCRYPTION_TIMESTAMP_ILLEGAL = 900002;
/**加密随机字符串参数非法**/
public final static int ENCRYPTION_NONCE_ILLEGAL = 900003;
/**不合法的aeskey**/
public final static int AES_KEY_ILLEGAL = 900004;
/**签名不匹配**/
public final static int SIGNATURE_NOT_MATCH = 900005;
/**计算签名错误**/
public final static int COMPUTE_SIGNATURE_ERROR = 900006;
/**计算加密文字错误**/
public final static int COMPUTE_ENCRYPT_TEXT_ERROR = 900007;
/**计算解密文字错误**/
public final static int COMPUTE_DECRYPT_TEXT_ERROR = 900008;
/**计算解密文字长度不匹配**/
public final static int COMPUTE_DECRYPT_TEXT_LENGTH_ERROR = 900009;
/**计算解密文字suiteKey(ISV)或者corpid(普通企业)不匹配**/
public final static int COMPUTE_DECRYPT_TEXT_CORPID_ERROR = 900010;

private static Map<Integer,String> msgMap = new HashMap<Integer,String>();
static{
msgMap.put(SUCCESS,"成功");
msgMap.put(ENCRYPTION_PLAINTEXT_ILLEGAL,"加密明文文本非法");
msgMap.put(ENCRYPTION_TIMESTAMP_ILLEGAL,"加密时间戳参数非法");
msgMap.put(ENCRYPTION_NONCE_ILLEGAL,"加密随机字符串参数非法");
msgMap.put(SIGNATURE_NOT_MATCH,"签名不匹配");
msgMap.put(COMPUTE_SIGNATURE_ERROR,"签名计算失败");
msgMap.put(AES_KEY_ILLEGAL,"不合法的aes key");
msgMap.put(COMPUTE_ENCRYPT_TEXT_ERROR,"计算加密文字错误");
msgMap.put(COMPUTE_DECRYPT_TEXT_ERROR,"计算解密文字错误");
msgMap.put(COMPUTE_DECRYPT_TEXT_LENGTH_ERROR,"计算解密文字长度不匹配");
msgMap.put(COMPUTE_DECRYPT_TEXT_CORPID_ERROR,"计算解密文字suiteKey(ISV)或者corpid(普通企业)不匹配");
}

public Integer code;
public DingTalkEncryptException(Integer exceptionCode){
super(msgMap.get(exceptionCode));
this.code = exceptionCode;
}
}
5.3
package com.shjysoft.base.util.dingtalk;
import java.io.ByteArrayOutputStream;
import java.nio.charset.Charset;
import java.security.MessageDigest;
import java.util.*;
import javax.crypto.Cipher;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;

import org.apache.commons.codec.binary.Base64;

import com.shjysoft.base.util.ip.Utils;

/**
* 加解密方法
* 在ORACLE官方网站下载JCE无限制权限策略文件
* JDK6的下载地址：http://www.oracle.com/technetwork/java/javase/downloads/jce-6-download-429243.html
* JDK7的下载地址： http://www.oracle.com/technetwork/java/javase/downloads/jce-7-download-432124.html
*/
public class DingTalkEncryptor {

private static final Charset CHARSET = Charset.forName("utf-8");
private static final Base64 base64 = new Base64();
private byte[] aesKey;
private String token;
private String corpId;
/**ask getPaddingBytes key固定长度**/
private static final Integer AES_ENCODE_KEY_LENGTH = 43;
/**加密随机字符串字节长度**/
private static final Integer RANDOM_LENGTH = 16;

/**
* 构造函数
* @param token 钉钉开放平台上，开发者设置的token
* @param encodingAesKey 钉钉开放台上，开发者设置的EncodingAESKey
* @param corpId ISV进行配置的时候应该传对应套件的SUITE_KEY(第一次创建时传的是默认的CREATE_SUITE_KEY)，普通企业是Corpid
* @throws DingTalkEncryptException 执行失败，请查看该异常的错误码和具体的错误信息
*/
public DingTalkEncryptor(String token, String encodingAesKey, String corpId) throws DingTalkEncryptException{
if (null==encodingAesKey || encodingAesKey.length() != AES_ENCODE_KEY_LENGTH) {
throw new DingTalkEncryptException(DingTalkEncryptException.AES_KEY_ILLEGAL);
}
this.token = token;
this.corpId = corpId;
aesKey = Base64.decodeBase64(encodingAesKey + "=");
}

/**
* 将和钉钉开放平台同步的消息体加密,返回加密Map
* @param plaintext 传递的消息体明文
* @param timeStamp 时间戳
* @param nonce 随机字符串
* @return
* @throws DingTalkEncryptException
*/
public Map<String,String> getEncryptedMap(String plaintext, Long timeStamp, String nonce) throws DingTalkEncryptException {
if(null==plaintext){
throw new DingTalkEncryptException(DingTalkEncryptException.ENCRYPTION_PLAINTEXT_ILLEGAL);
}
if(null==timeStamp){
throw new DingTalkEncryptException(DingTalkEncryptException.ENCRYPTION_TIMESTAMP_ILLEGAL);
}
if(null==nonce){
throw new DingTalkEncryptException(DingTalkEncryptException.ENCRYPTION_NONCE_ILLEGAL);
}
// 加密
String encrypt = encrypt(Utils.getRandomStr(RANDOM_LENGTH), plaintext);
String signature = getSignature(token, String.valueOf(timeStamp), nonce, encrypt);
Map<String,String> resultMap = new HashMap<String, String>();
resultMap.put("msg_signature", signature);
resultMap.put("encrypt", encrypt);
resultMap.put("timeStamp", String.valueOf(timeStamp));
resultMap.put("nonce", nonce);
return resultMap;
}

/**
* 密文解密
* @param msgSignature 签名串
* @param timeStamp 时间戳
* @param nonce 随机串
* @param encryptMsg 密文
* @return 解密后的原文
* @throws DingTalkEncryptException
*/
public String getDecryptMsg(String msgSignature, String timeStamp, String nonce, String encryptMsg)throws DingTalkEncryptException {
//校验签名
String signature = getSignature(token, timeStamp, nonce, encryptMsg);
if (!signature.equals(msgSignature)) {
throw new DingTalkEncryptException(DingTalkEncryptException.COMPUTE_SIGNATURE_ERROR);
}
// 解密
String result = decrypt(encryptMsg);
return result;
}

/*
* 对明文加密.
* @param text 需要加密的明文
* @return 加密后base64编码的字符串
*/
private String encrypt(String random, String plaintext) throws DingTalkEncryptException {
try {
byte[] randomBytes = random.getBytes(CHARSET);
byte[] plainTextBytes = plaintext.getBytes(CHARSET);
byte[] lengthByte = Utils.int2Bytes(plainTextBytes.length);
byte[] corpidBytes = corpId.getBytes(CHARSET);
ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
byteStream.write(randomBytes);
byteStream.write(lengthByte);
byteStream.write(plainTextBytes);
byteStream.write(corpidBytes);
byte[] padBytes = PKCS7Padding.getPaddingBytes(byteStream.size());
byteStream.write(padBytes);
byte[] unencrypted = byteStream.toByteArray();
byteStream.close();
Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding");
SecretKeySpec keySpec = new SecretKeySpec(aesKey, "AES");
IvParameterSpec iv = new IvParameterSpec(aesKey, 0, 16);
cipher.init(Cipher.ENCRYPT_MODE, keySpec, iv);
byte[] encrypted = cipher.doFinal(unencrypted);
String result = base64.encodeToString(encrypted);
return result;
} catch (Exception e) {
throw new DingTalkEncryptException(DingTalkEncryptException.COMPUTE_ENCRYPT_TEXT_ERROR);
}
}

/*
* 对密文进行解密.
* @param text 需要解密的密文
* @return 解密得到的明文
*/
private String decrypt(String text) throws DingTalkEncryptException {
byte[] originalArr;
try {
// 设置解密模式为AES的CBC模式
Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding");
SecretKeySpec keySpec = new SecretKeySpec(aesKey, "AES");
IvParameterSpec iv = new IvParameterSpec(Arrays.copyOfRange(aesKey, 0, 16));
cipher.init(Cipher.DECRYPT_MODE, keySpec, iv);
// 使用BASE64对密文进行解码
byte[] encrypted = Base64.decodeBase64(text);
// 解密
originalArr = cipher.doFinal(encrypted);
} catch (Exception e) {
throw new DingTalkEncryptException(DingTalkEncryptException.COMPUTE_DECRYPT_TEXT_ERROR);
}

String plainText;
String fromCorpid;
try {
// 去除补位字符
byte[] bytes = PKCS7Padding.removePaddingBytes(originalArr);
// 分离16位随机字符串,网络字节序和corpId
byte[] networkOrder = Arrays.copyOfRange(bytes, 16, 20);
int plainTextLegth = Utils.bytes2int(networkOrder);
plainText = new String(Arrays.copyOfRange(bytes, 20, 20 + plainTextLegth), CHARSET);
fromCorpid = new String(Arrays.copyOfRange(bytes, 20 + plainTextLegth, bytes.length), CHARSET);
} catch (Exception e) {
throw new DingTalkEncryptException(DingTalkEncryptException.COMPUTE_DECRYPT_TEXT_LENGTH_ERROR);
}

// corpid不相同的情况
if (!fromCorpid.equals(corpId)) {
throw new DingTalkEncryptException(DingTalkEncryptException.COMPUTE_DECRYPT_TEXT_CORPID_ERROR);
}
return plainText;
}

/**
* 数字签名
* @param token isv token
* @param timestamp 时间戳
* @param nonce 随机串
* @param encrypt 加密文本
* @return
* @throws DingTalkEncryptException
*/
public String getSignature(String token, String timestamp, String nonce, String encrypt) throws DingTalkEncryptException {
try {
String[] array = new String[] { token, timestamp, nonce, encrypt };
Arrays.sort(array);
StringBuffer sb = new StringBuffer();
for (int i = 0; i < 4; i++) {
sb.append(array[i]);
}
String str = sb.toString();
MessageDigest md = MessageDigest.getInstance("SHA-1");
md.update(str.getBytes());
byte[] digest = md.digest();

StringBuffer hexstr = new StringBuffer();
String shaHex = "";
for (int i = 0; i < digest.length; i++) {
shaHex = Integer.toHexString(digest[i] & 0xFF);
if (shaHex.length() < 2) {
hexstr.append(0);
}
hexstr.append(shaHex);
}
return hexstr.toString();
} catch (Exception e) {
throw new DingTalkEncryptException(DingTalkEncryptException.COMPUTE_SIGNATURE_ERROR);
}
}

}
5.4
package com.shjysoft.base.util.dingtalk;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.io.IOUtils;

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.OapiProcessinstanceCreateRequest;
import com.dingtalk.api.request.OapiProcessinstanceCreateRequest.FormComponentValueVo;
import com.dingtalk.api.request.OapiProcessinstanceGetRequest;
import com.dingtalk.api.response.OapiProcessinstanceCreateResponse;
import com.dingtalk.api.response.OapiProcessinstanceGetResponse;
import com.dingtalk.api.response.OapiProcessinstanceGetResponse.ProcessInstanceTopVo;
import com.shjysoft.base.util.common.HttpRequest;
import com.shjysoft.base.util.common.StringUtil;
import com.shjysoft.base.util.constants.Constants;
import com.taobao.api.ApiException;
/**
* 钉钉微应用接口工具类
* @author zhouqi
*
*/
public class DingTalkUtils {

/**
* 获取accestoken
* @return
*/
public static String getAccessToken(String corpid,String corpSecret){
String accesstoken = null;
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/gettoken?corpid="+corpid+"&corpsecret="+corpSecret);
int stats=httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
accesstoken = json.getString("access_token");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return accesstoken;
}

/**
* 获取accestoken--新版本
* @return
*/
public static String getAccessToken_new(String appkey,String appsecret){
String accesstoken = null;
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/gettoken?appkey="+appkey+"&appsecret="+appsecret);
int stats=httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
accesstoken = json.getString("access_token");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return accesstoken;
}

/**
* 获取jsapi_ticket
* @param accesstoken
* @return
*/
public static String getJsapi_ticket(String accesstoken){
String jsapi_ticket = null;
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/get_jsapi_ticket?access_token="+accesstoken);
int stats=httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
jsapi_ticket = json.getString("ticket");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return jsapi_ticket;
}

/**
* 根据code获取userid
* @param accesstoken
* @param code
* @return
*/
public static String getUserId(String accesstoken,String code){
String userId = null;
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/user/getuserinfo?access_token="+accesstoken+"&code="+code);
int stats = httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
userId = json.getString("userid");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return userId;
}

/**
* 根据userid获取用户信息
* @param accesstoken
* @param userId
* @return
*/
public static String getUserInfo(String accesstoken,String userId){
String userInfo = null;
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/user/get?access_token="+accesstoken+"&userid="+userId);
int stats = httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
userInfo = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return userInfo;
}

/**
* 获取部门列表
* @param accesstoken
* @return
*/
public static String getDepartmentList(String accesstoken,String parent_id){
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/department/list?access_token="+accesstoken+"&id="+parent_id);
int stats = httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
return json.getString("department");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return null;
}

/**
* 获取部门列表
* @param accesstoken
* @return
*/
public static String getDepartmentList(String accesstoken){
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/department/list?access_token="+accesstoken+"");
int stats = httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
return json.getString("department");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return null;
}

/**
* 获取部门下的员工
* @param accesstoken
* @return
*/
public static String getUserByDepartment(String accesstoken,String dept_id){
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/user/list?access_token="+accesstoken+"&department_id="+dept_id);
int stats = httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
String result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
JSONObject json = JSONObject.parseObject(result);
if(Integer.parseInt(json.get("errcode").toString()) == 0){
return json.getString("userlist");
}
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return null;
}

/**
* 获取CorpSecret授权范围
* @param accesstoken
* @return
*/
public static String getCorpSecretScope(String accesstoken){
String result = null;
try {
HttpClient httpClient = new HttpClient();
GetMethod getMethod = new GetMethod("https://oapi.dingtalk.com/auth/scopes?access_token="+accesstoken);
int stats = httpClient.executeMethod(getMethod);
if(stats == HttpStatus.SC_OK){
result = IOUtils.toString(getMethod.getResponseBodyAsStream(),"UTF-8");
}
} catch (HttpException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return result;
}
/**
* 发起审批
* @param map
* @param seal_names
* @param seal_counts
* @param agent_id
* @param processCode
* @param originatorUserId
* @param dept_id
* @param approvers
* @param ccList
* @param accesstoken
* @return
*/
public static String getProcess_instance_id(Map<String,String> map,String seal_names,String seal_counts,String agent_id,String processCode,
String originatorUserId,String dept_id,String approvers,String ccList,String accesstoken){
String process_instance_id = null;
try {
DefaultDingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/processinstance/create");
OapiProcessinstanceCreateRequest request = new OapiProcessinstanceCreateRequest();
if(StringUtil.isNotNullOrBlank(agent_id)){
request.setAgentId(Long.parseLong(agent_id));//企业微应用标识
}
if(StringUtil.isNotNullOrBlank(processCode)){
request.setProcessCode(processCode);//审批流的唯一码
}
if(StringUtil.isNotNullOrBlank(originatorUserId)){
request.setOriginatorUserId(originatorUserId);//审批实例发起人的userid
}
if(StringUtil.isNotNullOrBlank(dept_id)){
request.setDeptId(Long.parseLong(dept_id));//发起人所在的部门
}
if(StringUtil.isNotNullOrBlank(approvers)){
request.setApprovers(approvers);//送给谁审批
}
if(StringUtil.isNotNullOrBlank(ccList)){
request.setCcList(ccList);//抄送给谁的id
request.setCcPosition("START");//抄送时间
}
List<FormComponentValueVo> formComponentValues = new ArrayList<FormComponentValueVo>();

//循环单项的表单内容
for (Map.Entry<String, String> entry : map.entrySet()) {
//System.out.println("Key = " + entry.getKey() + ", Value = " + entry.getValue());
FormComponentValueVo vo = new FormComponentValueVo();
vo.setName(entry.getKey());
if(StringUtil.isNotNullOrBlank(entry.getValue())){
vo.setValue(entry.getValue());
}else{
vo.setValue("");
}

formComponentValues.add(vo);
}
//明细：
String[] seal_names_ = seal_names.split(",");
String[] seal_counts_ = seal_counts.split(",");
if(seal_names_.length==1){
FormComponentValueVo detail1 = new FormComponentValueVo();
detail1.setName("印章名称");
detail1.setValue(seal_names_[0]);
FormComponentValueVo detail2 = new FormComponentValueVo();
detail2.setName("盖章次数");
detail2.setValue(seal_counts_[0]);
FormComponentValueVo obj = new FormComponentValueVo();
obj.setName("印章明细");
obj.setValue(JSON.toJSONString(Arrays.asList(Arrays.asList(detail1, detail2))));
formComponentValues.add(obj);
}else if(seal_names_.length==2){
FormComponentValueVo detail11 = new FormComponentValueVo();
detail11.setName("印章名称");
detail11.setValue(seal_names_[0]);
FormComponentValueVo detail12 = new FormComponentValueVo();
detail12.setName("盖章次数");
detail12.setValue(seal_counts_[0]);

FormComponentValueVo detail21 = new FormComponentValueVo();
detail21.setName("印章名称");
detail21.setValue(seal_names_[1]);
FormComponentValueVo detail22 = new FormComponentValueVo();
detail22.setName("盖章次数");
detail22.setValue(seal_counts_[1]);
FormComponentValueVo obj = new FormComponentValueVo();
obj.setName("印章明细");
obj.setValue(JSON.toJSONString(Arrays.asList(Arrays.asList(detail11, detail12),Arrays.asList(detail11, detail12))));
formComponentValues.add(obj);
}else if(seal_names_.length==3){
FormComponentValueVo detail11 = new FormComponentValueVo();
detail11.setName("印章名称");
detail11.setValue(seal_names_[0]);
FormComponentValueVo detail12 = new FormComponentValueVo();
detail12.setName("盖章次数");
detail12.setValue(seal_counts_[0]);

FormComponentValueVo detail21 = new FormComponentValueVo();
detail21.setName("印章名称");
detail21.setValue(seal_names_[1]);
FormComponentValueVo detail22 = new FormComponentValueVo();
detail22.setName("盖章次数");
detail22.setValue(seal_counts_[1]);

FormComponentValueVo detail31 = new FormComponentValueVo();
detail31.setName("印章名称");
detail31.setValue(seal_names_[2]);
FormComponentValueVo detail32 = new FormComponentValueVo();
detail32.setName("盖章次数");
detail32.setValue(seal_counts_[2]);
FormComponentValueVo obj = new FormComponentValueVo();
obj.setName("印章明细");
obj.setValue(JSON.toJSONString(Arrays.asList(Arrays.asList(detail11, detail12),Arrays.asList(detail21, detail22),Arrays.asList(detail31, detail32))));
formComponentValues.add(obj);
}
request.setFormComponentValues(formComponentValues);
OapiProcessinstanceCreateResponse response = client.execute(request,accesstoken);
String body = response.getBody();
process_instance_id = response.getProcessInstanceId();
} catch (ApiException e) {
e.printStackTrace();
}
return process_instance_id;
}
/**
* 根据审批实例id 获取审批实例（此处采用钉钉的sdk方式获取）
* @param accesstoken
* @param process_instance_id
* @return
*/
public static ProcessInstanceTopVo getProcess_instance(String accesstoken,String process_instance_id){
ProcessInstanceTopVo processInstanceTopVo = null;
DingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/processinstance/get");
OapiProcessinstanceGetRequest request = new OapiProcessinstanceGetRequest();
request.setProcessInstanceId(process_instance_id);
try {
OapiProcessinstanceGetResponse response = client.execute(request,accesstoken);
if(response.getErrcode()==0){//请求成功
processInstanceTopVo = response.getProcessInstance();
}
} catch (ApiException e) {
e.printStackTrace();
}
return processInstanceTopVo;
}
//根据实例id 获取实例
public static void main(String[] args) {
String accesstoken = DingTalkUtils.getAccessToken_new("ding9doc7pnuxjwpvpw7","XwEoy0NQSCZWRmR8GfwsBoqg0_1nVnRsZy7GWgROsQhaFnnvixaZMj_5bzosLVQa");
getProcess_instance(accesstoken, "770d9292-4d75-442e-841c-6760d630557b");
}

//发起审批
// public static void main(String[] args) {
// Map<String,String> map = new HashMap<String,String>();
// map.put("文件名称", "使用财务章");
// map.put("文件编码", StringUtil.getBillNumberByTime());
// map.put("文件类型", "合同类");
// map.put("文件份数", "5");
// map.put("合同金额", "5000");
// map.put("往来单位", "上海建业信息科技股份有限公司");
// map.put("是否外带","否" );
// map.put("预计归还时间", "234");
// map.put("申请事由", "申请使用");
// map.put("是否远程盖章", "否");
// map.put("盖章确认人", "234");
// map.put("所属部门", "测试部");
// map.put("申请人","张三");
// map.put("申请时间", "2019-03-18");
// map.put("单据状态", "审批中");
// String seal_names ="财务章,法人章,合同章";
// String seal_counts ="10,20,30";
// String agent_id = "";
// String processCode = "PROC-5FYJXW8W-6IU3LLYP3XMZ18HW3OYA3-0DJULDTJ-L";
// String originatorUserId = "07320147141201617";//发起人
// String dept_id = "56176621";//发起人部门
// String approvers = "1715464811691399";//审批人
// String ccList = "48291940761009";
// String accesstoken = DingTalkUtils.getAccessToken_new("ding9doc7pnuxjwpvpw7","XwEoy0NQSCZWRmR8GfwsBoqg0_1nVnRsZy7GWgROsQhaFnnvixaZMj_5bzosLVQa");
// String processInstanceId = getProcess_instance_id(map, seal_names, seal_counts, agent_id, processCode, originatorUserId, dept_id, approvers, ccList, accesstoken);
// DingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/processinstance/get");
// OapiProcessinstanceGetRequest request = new OapiProcessinstanceGetRequest();
// request.setProcessInstanceId(processInstanceId);
// try {
// OapiProcessinstanceGetResponse response = client.execute(request,accesstoken);
// ProcessInstanceTopVo ss =response.getProcessInstance();
// ss.getFormComponentValues();
// } catch (ApiException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// }
// }
/**
* 注册事件回调接口
* @param accesstoken 企业的accesstoken
* @param callBackTag 需要监听的事件类型，共有20种（Array[String]）
* @param token 加解密需要用到的token，ISV(服务提供商)推荐使用注册套件时填写的token，普通企业可以随机填写
* @param aesKey 数据加密密钥。用于回调数据的加密，长度固定为43个字符，从a-z, A-Z, 0-9共62个字符中选取,您可以随机生成，ISV(服务提供商)推荐使用注册套件时填写的EncodingAESKey
* @param callBackUrl 接收事件回调的url
* @return
* @throws ApiException
*/
public static JSONObject registerCallBack(String accesstoken,List<String> callBackTag,String token,String aesKey,String callBackUrl) throws ApiException{
String url = Constants.REGISTER_CALL_BACK.replace("ACCESS_TOKEN", accesstoken);
JSONObject jsonReq = new JSONObject();
jsonReq.put("call_back_tag", callBackTag);
jsonReq.put("token", token);
jsonReq.put("aes_key", aesKey);
jsonReq.put("url", callBackUrl);
System.out.println(jsonReq.toString());
JSONObject jsonObject = HttpRequest.doPostStr(url, jsonReq.toString());
return jsonObject;
}

/**
* 查询事件回调接口
* @param accesstoken 企业的accesstoken
* @return
*/
public static JSONObject getCallBack(String accesstoken){
String url = Constants.GET_CALL_BACK.replace("ACCESS_TOKEN", accesstoken);
JSONObject jsonObject = HttpRequest.doGetStr(url);
return jsonObject;
}

/**
* 更新事件回调接口
* @param accesstoken 企业的accesstoken
* @param callBackTag 需要监听的事件类型，共有20种（Array[String]）
* @param token 加解密需要用到的token，ISV(服务提供商)推荐使用注册套件时填写的token，普通企业可以随机填写
* @param aesKey 数据加密密钥。用于回调数据的加密，长度固定为43个字符，从a-z, A-Z, 0-9共62个字符中选取,您可以随机生成，ISV(服务提供商)推荐使用注册套件时填写的EncodingAESKey
* @param callBackUrl 接收事件回调的url
* @return
* @throws ApiException
*/
public static JSONObject updateCallBack(String accesstoken,List<String> callBackTag,String token,String aesKey,String callBackUrl) throws ApiException{
String url = Constants.UPDATE_CALL_BACK.replace("ACCESS_TOKEN", accesstoken);
JSONObject jsonReq = new JSONObject();
jsonReq.put("call_back_tag", callBackTag);
jsonReq.put("token", token);
jsonReq.put("aes_key", aesKey);
jsonReq.put("url", callBackUrl);

JSONObject jsonObject = HttpRequest.doPostStr(url, jsonReq.toString());
return jsonObject;
}

/**
* 删除事件回调接口
* @param accesstoken 企业的accesstoken
* @return
*/
public static JSONObject deleteCallBack(String accesstoken){
String url = Constants.DELETE_CALL_BACK.replace("ACCESS_TOKEN", accesstoken);
JSONObject jsonObject = HttpRequest.doGetStr(url);
return jsonObject;
}

/**
* 获取回调失败的结果
* @param accesstoken 企业的accesstoken
* @return
*/
public static JSONObject getCallBackFailedResult(String accesstoken){
String url = Constants.GET_CALL_BACK_FAILED_RESULT.replace("ACCESS_TOKEN", accesstoken);
JSONObject jsonObject = HttpRequest.doGetStr(url);
return jsonObject;
}

}
5.5
package com.shjysoft.base.util.dingtalk;
import java.nio.charset.Charset;
import java.util.Arrays;

/*
* PKCS7算法的加密填充
*/

public class PKCS7Padding {
private final static Charset CHARSET = Charset.forName("utf-8");
private final static int BLOCK_SIZE = 32;

/**
* 填充mode字节
* @param count
* @return
*/
public static byte[] getPaddingBytes(int count) {
int amountToPad = BLOCK_SIZE - (count % BLOCK_SIZE);
if (amountToPad == 0) {
amountToPad = BLOCK_SIZE;
}
char padChr = chr(amountToPad);
String tmp = new String();
for (int index = 0; index < amountToPad; index++) {
tmp += padChr;
}
return tmp.getBytes(CHARSET);
}

/**
* 移除mode填充字节
* @param decrypted
* @return
*/
public static byte[] removePaddingBytes(byte[] decrypted) {
int pad = (int) decrypted[decrypted.length - 1];
if (pad < 1 || pad > BLOCK_SIZE) {
pad = 0;
}
return Arrays.copyOfRange(decrypted, 0, decrypted.length - pad);
}

private static char chr(int a) {
byte target = (byte) (a & 0xFF);
return (char) target;
}

}
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