启动一个新的流程实例（工单）
本例使用Java语言发送请求，向服务器进行认证后，启动一个新的流程，创建一个工单
完整代码：
Demo_StartProcess.java
package net.o2oa.demos;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.commons.codec.binary.StringUtils;
import org.json.JSONArray;
import org.json.JSONObject;
import net.o2oa.demos.Demo_LoginToServer.LoginResult;
/**
* 本例使用Java语言发送请求，向服务器进行认证后，启动一个新的流程，创建一个工单
* @author O2OA
*
*/
public class Demo_StartProcess {
static final String URL_LOGIN="/x_processplatform_assemble_surface/jaxrs/work/process/";
public static void main( String[] args ) {
String applicationServer = "127.0.0.1";
Integer applicationPort = 20020;
String userName = "张三";
String password = "o2";
String identity ="测试部门 张三@9659e75d-b3f3-4eb3-bf26-52812d9228ec@I";
String processFlag = "bc4b0018-edee-4225-838e-1b2db5c24f25";
String processData = "{\"latest\":\"false\",\"title\":\"使用Java启动流程示例一\",\"identity\":\""+identity+"\",\"data\":\"{'name':'这是Name参数'}\"}";
try {
LoginResult result = Demo_LoginToServer.login(applicationServer, applicationPort, userName, password);
if( StringUtils.equals( "success", result.getType() )) {
//成功登录 到O2Server
System.out.println("成功登录到O2Server！xtoken=" + result.getToken() );
//启动指定的流程
start( applicationServer, applicationPort, processFlag, processData, result.getToken() );
}else {
//登录失败
System.out.println("登录失败！message:" + result.getMessage() );
}
} catch (Exception e) {
e.printStackTrace();
}
}
public static List<String> start( String applicationServer, Integer applicationPort, String processFlag, String processData, String xtoken ) throws Exception {
//将xtoken添加到httpHeader里，调用服务一定要添加认证过的token
Map<String, String> headMap = getHeader( xtoken );
String path = "http://" + applicationServer + ":" + applicationPort + URL_LOGIN + processFlag ;
String responseData = sendPost( path, processData, headMap);
/**
* {
"type": "success",
"data": [
{
"taskCompletedList": [],
"taskList": [
{
"id": "773c19e8-46b8-4fd5-b998-618e9a259958",
"job": "8baa58cb-914c-4c30-b32f-d9c23cf1cf7f",
"title": "测试----123321",
"startTime": "2019-10-19 15:41:48",
"startTimeMonth": "2019-10",
"work": "a3e0d9c6-aa73-4346-8ad9-d929903477d4",
"application": "a34ea9d9-cceb-45d4-8e55-d81b932ee438",
"applicationName": "测试应用",
"applicationAlias": "发文管理",
"process": "bc4b0018-edee-4225-838e-1b2db5c24f25",
"processName": "李义测试",
"processAlias": "",
"serial": "",
"person": "张三@0b31209b-cc14-46c6-afcb-d3823d0abfb7@P",
"identity": "张三@9659e75d-b3f3-4eb3-bf26-52812d9228ec@I",
"unit": "测试部门@b3a3a25b-6a10-45ed-8dc5-b354d7449c59@U",
"activity": "5596e264-7bd7-4d51-ad2d-1a0cf152695f",
"activityName": "拟稿",
"activityAlias": "",
"activityDescription": "",
"activityType": "manual",
"activityToken": "9d79104c-dfce-4407-8bd1-cb4981787267",
"creatorPerson": "张三@0b31209b-cc14-46c6-afcb-d3823d0abfb7@P",
"creatorIdentity": "张三@9659e75d-b3f3-4eb3-bf26-52812d9228ec@I",
"creatorUnit": "测试部门@b3a3a25b-6a10-45ed-8dc5-b354d7449c59@U",
"expired": false,
"urged": false,
"routeList": [
"cadae125-ff16-41e1-89dd-0e04f43295f0"
],
"routeNameList": [
"送核稿"
],
"routeOpinionList": [
""
],
"routeDecisionOpinionList": [
""
],
"routeName": "",
"opinion": "",
"modified": false,
"viewed": false,
"first": true,
"createTime": "2019-10-19 15:41:48",
"updateTime": "2019-10-19 15:41:48"
}
],
"currentTaskIndex": 0,
"id": "322e82e0-b5d6-45a9-9cb3-e4c93ea71150",
"job": "8baa58cb-914c-4c30-b32f-d9c23cf1cf7f",
"work": "a3e0d9c6-aa73-4346-8ad9-d929903477d4",
"completed": false,
"fromActivity": "5596e264-7bd7-4d51-ad2d-1a0cf152695f",
"fromActivityType": "manual",
"fromActivityName": "拟稿",
"fromActivityAlias": "",
"fromActivityToken": "9d79104c-dfce-4407-8bd1-cb4981787267",
"fromTime": "2019-10-19 15:41:48",
"application": "a34ea9d9-cceb-45d4-8e55-d81b932ee438",
"applicationName": "测试应用",
"process": "bc4b0018-edee-4225-838e-1b2db5c24f25",
"processName": "李义测试",
"connected": false,
"splitting": false,
"splitTokenList": [],
"createTime": "2019-10-19 15:41:48",
"updateTime": "2019-10-19 15:41:48"
}
],
"message": "",
"date": "2019-10-19 15:41:48",
"spent": 192,
"size": 1,
"count": 0,
"position": 0
}
*/
JSONObject jsonObj = new JSONObject( responseData );
JSONArray dataArray = jsonObj.getJSONArray("data");
List<String> workIds = new ArrayList<>();
if( dataArray != null && dataArray.length() > 0 ) {
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = (JSONObject) dataArray.get(i);
String workid = data.getString("work");
workIds.add( workid );
System.out.println("流程启动完成，生成workId=" + workid);
}
}
return workIds;
}
public static String sendPost( String url, String param, Map<String,String> headers ) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
URLConnection conn = realUrl.openConnection();
headers.entrySet().forEach( header->{
conn.setRequestProperty(header.getKey(),header.getValue());
});
conn.setDoOutput(true);
conn.setDoInput(true);
out = new PrintWriter(conn.getOutputStream());
out.print(param);
out.flush();
in = new BufferedReader(
new InputStreamReader(conn.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println(" POST" + e);
e.printStackTrace();
} finally {
try {
if (out != null) {
out.close();
}
if (in != null) {
in.close();
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
return result;
}
public static Map<String, String> getHeader( String xtoken ) {
Map<String, String> headMap = new HashMap<String, String>();
headMap.put("x-token", xtoken );
headMap.put("Cookie", "x-token=" + xtoken );
headMap.put("accept", "*/*");
headMap.put("connection", "Keep-Alive");
headMap.put("Content-Type", "application/json; charset=utf-8");
headMap.put("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
return headMap;
}
}
pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>net.o2oa.demos</groupId>
<artifactId>test_o2oa_java_demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>test_start_process_demo</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.5.10</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpcore-nio -->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpcore-nio</artifactId>
<version>4.4.12</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpcore -->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpcore</artifactId>
<version>4.4.12</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpmime -->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpmime</artifactId>
<version>4.5.10</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.9</version>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.8.5</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.json/json -->
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20190722</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>
示例代码下载（Eclipse, JDK1.8）:
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