Cancel Flow Instance¶

Cancel the running of a specified workflow instance.

Prerequisites¶

The user must be the owner of the workflow instance.
Both the user and the workflow are not locked.

Request Format¶

POST https://{apigw-address}/dataflow-batch-service/v2.0/flowInstances

Request Parameters (URI)¶

Name	Location (Path/Query)	Mandatory/Optional	Data Type	Description
userId	Query	Mandatory	String	The user ID. How to get userId>>
orgId	Query	Mandatory	String	The organization ID which the user belongs to. How to get orgId>>
action	Query	Mandatory	String	Fixed value: cancel

Request Parameters (Body)¶

Name	Mandatory/Optional	Data Type	Description
flowInstId	Mandatory	String	The ID of the workflow instance.

Response Parameters¶

Name	Data Type	Description
data	String	No results will be returned if the request is successful.

Error Code¶

See Common Error Codes.

Samples¶

Request Sample¶

url: https://{apigw-address}/dataflow-batch-service/v2.0/flowInstances?action=cancel&userId={}&orgId={}
method: POST
requestBody:
{
  "flowInstId":"2438-201908081020"
}

Return Sample¶

{
"status":0,
"msg":" Success",
"data":""
}

Java SDK Sample¶

import com.alibaba.fastjson.JSONObject;
import com.envision.apim.poseidon.config.PConfig;
import com.envision.apim.poseidon.core.Poseidon;

public class Request extends PoseidonRequest {
    public void setQueryParam(String key, Object value){
        queryParams().put(key, value);
    }
    public void setHeaderParam(String key, String value){
        headerParams().put(key, value);
    }
    public void setBodyParam(Map<String, Object> bodyPara){
        bodyParams().putAll(bodyPara);
    }
    public void setMethod(String method) {
        this.method = method;
    }
    private String method;
    public String baseUri() {
        return "";
    }
    public String method() {
        return method;
    }
}

public void cancelFlowInstanceTest(){
    //1. Select Application Registration from the left navigation bar of EnOS Console.
    //2. Open the App Detail page to get the AccessKey and SecretKey of the application.
    String accessKey = "yourAppAccessKey";
    String secretKey = "yourAppSecretKey";

    //Create a request and save the required parameters in the map of the Query.
    Request request = new Request();
    Map<String,Object> map = new HashMap<>(1);
    map.put("flowInstId","2924-20190812013400);
    request.setQueryParam("userId","yourUserId");
    request.setQueryParam("orgId","yourOrgId");
    request.setBodyParam(map);
    request.setMethod("post");

    try {
        JSONObject response = Poseidon.config(PConfig.init().appKey(accessKey).appSecret(secretKey).debug())
                .url("https://{apigw-address}/dataflow-batch-service/v2.0/flowInstances?action=cancel")
                .getResponse(request, JSONObject.class);

        System.out.println(response);
    } catch (Exception e) {
        e.printStackTrace();
    }
}