1package emr
2
3//Licensed under the Apache License, Version 2.0 (the "License");
4//you may not use this file except in compliance with the License.
5//You may obtain a copy of the License at
6//
7//http://www.apache.org/licenses/LICENSE-2.0
8//
9//Unless required by applicable law or agreed to in writing, software
10//distributed under the License is distributed on an "AS IS" BASIS,
11//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12//See the License for the specific language governing permissions and
13//limitations under the License.
14//
15// Code generated by Alibaba Cloud SDK Code Generator.
16// Changes may cause incorrect behavior and will be lost if the code is regenerated.
17
18import (
19	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/requests"
20	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/responses"
21)
22
23// DescribeScalingActivity invokes the emr.DescribeScalingActivity API synchronously
24// api document: https://help.aliyun.com/api/emr/describescalingactivity.html
25func (client *Client) DescribeScalingActivity(request *DescribeScalingActivityRequest) (response *DescribeScalingActivityResponse, err error) {
26	response = CreateDescribeScalingActivityResponse()
27	err = client.DoAction(request, response)
28	return
29}
30
31// DescribeScalingActivityWithChan invokes the emr.DescribeScalingActivity API asynchronously
32// api document: https://help.aliyun.com/api/emr/describescalingactivity.html
33// asynchronous document: https://help.aliyun.com/document_detail/66220.html
34func (client *Client) DescribeScalingActivityWithChan(request *DescribeScalingActivityRequest) (<-chan *DescribeScalingActivityResponse, <-chan error) {
35	responseChan := make(chan *DescribeScalingActivityResponse, 1)
36	errChan := make(chan error, 1)
37	err := client.AddAsyncTask(func() {
38		defer close(responseChan)
39		defer close(errChan)
40		response, err := client.DescribeScalingActivity(request)
41		if err != nil {
42			errChan <- err
43		} else {
44			responseChan <- response
45		}
46	})
47	if err != nil {
48		errChan <- err
49		close(responseChan)
50		close(errChan)
51	}
52	return responseChan, errChan
53}
54
55// DescribeScalingActivityWithCallback invokes the emr.DescribeScalingActivity API asynchronously
56// api document: https://help.aliyun.com/api/emr/describescalingactivity.html
57// asynchronous document: https://help.aliyun.com/document_detail/66220.html
58func (client *Client) DescribeScalingActivityWithCallback(request *DescribeScalingActivityRequest, callback func(response *DescribeScalingActivityResponse, err error)) <-chan int {
59	result := make(chan int, 1)
60	err := client.AddAsyncTask(func() {
61		var response *DescribeScalingActivityResponse
62		var err error
63		defer close(result)
64		response, err = client.DescribeScalingActivity(request)
65		callback(response, err)
66		result <- 1
67	})
68	if err != nil {
69		defer close(result)
70		callback(nil, err)
71		result <- 0
72	}
73	return result
74}
75
76// DescribeScalingActivityRequest is the request struct for api DescribeScalingActivity
77type DescribeScalingActivityRequest struct {
78	*requests.RpcRequest
79	ResourceOwnerId   requests.Integer `position:"Query" name:"ResourceOwnerId"`
80	HostGroupId       string           `position:"Query" name:"HostGroupId"`
81	ClusterId         string           `position:"Query" name:"ClusterId"`
82	ScalingActivityId string           `position:"Query" name:"ScalingActivityId"`
83}
84
85// DescribeScalingActivityResponse is the response struct for api DescribeScalingActivity
86type DescribeScalingActivityResponse struct {
87	*responses.BaseResponse
88	RequestId     string `json:"RequestId" xml:"RequestId"`
89	BizId         string `json:"BizId" xml:"BizId"`
90	StartTime     int    `json:"StartTime" xml:"StartTime"`
91	EndTime       int    `json:"EndTime" xml:"EndTime"`
92	InstanceIds   string `json:"InstanceIds" xml:"InstanceIds"`
93	TotalCapacity int    `json:"TotalCapacity" xml:"TotalCapacity"`
94	Cause         string `json:"Cause" xml:"Cause"`
95	Description   string `json:"Description" xml:"Description"`
96	Status        string `json:"Status" xml:"Status"`
97	Transition    string `json:"Transition" xml:"Transition"`
98	ScalingRuleId string `json:"ScalingRuleId" xml:"ScalingRuleId"`
99	ExpectNum     int    `json:"ExpectNum" xml:"ExpectNum"`
100}
101
102// CreateDescribeScalingActivityRequest creates a request to invoke DescribeScalingActivity API
103func CreateDescribeScalingActivityRequest() (request *DescribeScalingActivityRequest) {
104	request = &DescribeScalingActivityRequest{
105		RpcRequest: &requests.RpcRequest{},
106	}
107	request.InitWithApiInfo("Emr", "2016-04-08", "DescribeScalingActivity", "emr", "openAPI")
108	return
109}
110
111// CreateDescribeScalingActivityResponse creates a response to parse from DescribeScalingActivity response
112func CreateDescribeScalingActivityResponse() (response *DescribeScalingActivityResponse) {
113	response = &DescribeScalingActivityResponse{
114		BaseResponse: &responses.BaseResponse{},
115	}
116	return
117}
118