Chilkat Online Tools

ListEndpoints Swift3 Example

Amazon Comprehend

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    let rest = CkoRest()!
    var success: Bool

    let authAws = CkoAuthAws()!
    authAws.accessKey = "AWS_ACCESS_KEY"
    authAws.secretKey = "AWS_SECRET_KEY"

    // Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
    authAws.region = "us-west-2"
    authAws.serviceName = "comprehend"
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    rest.setAuthAws(authAws)

    // URL: https://comprehend.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = rest.connect("comprehend.us-west-2.amazonaws.com", port: 443, tls: true, autoReconnect: true)
    if success != true {
        print("ConnectFailReason: \(rest.connectFailReason.intValue)")
        print("\(rest.lastErrorText!)")
        return
    }

    // The following code creates the JSON request body.
    // The JSON created by this code is shown below.

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    let json = CkoJsonObject()!
    json.updateInt("Filter.CreationTimeAfter", value: 123)
    json.updateInt("Filter.CreationTimeBefore", value: 123)
    json.update("Filter.ModelArn", value: "string")
    json.update("Filter.Status", value: "string")
    json.updateInt("MaxResults", value: 123)
    json.update("NextToken", value: "string")

    // The JSON request body created by the above code:

    // {
    //   "Filter": {
    //     "CreationTimeAfter": number,
    //     "CreationTimeBefore": number,
    //     "ModelArn": "string",
    //     "Status": "string"
    //   },
    //   "MaxResults": number,
    //   "NextToken": "string"
    // }

    rest.addHeader("Content-Type", value: "application/x-amz-json-1.1")
    rest.addHeader("X-Amz-Target", value: "Comprehend_20171127.ListEndpoints")

    let sbRequestBody = CkoStringBuilder()!
    json.emitSb(sbRequestBody)
    let sbResponseBody = CkoStringBuilder()!
    success = rest.fullRequestSb("POST", uriPath: "/", requestBody: sbRequestBody, responseBody: sbResponseBody)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    var respStatusCode: Int = rest.responseStatusCode.intValue
    print("response status code = \(respStatusCode)")
    if respStatusCode != 200 {
        print("Response Header:")
        print("\(rest.responseHeader!)")
        print("Response Body:")
        print("\(sbResponseBody.getAsString()!)")
        return
    }

    let jResp = CkoJsonObject()!
    jResp.loadSb(sbResponseBody)

    // The following code parses the JSON response.
    // A sample JSON response is shown below the sample code.

    // Use this online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    var CreationTime: Int
    var CurrentInferenceUnits: Int
    var DataAccessRoleArn: String?
    var DesiredDataAccessRoleArn: String?
    var DesiredInferenceUnits: Int
    var DesiredModelArn: String?
    var EndpointArn: String?
    var LastModifiedTime: Int
    var Message: String?
    var ModelArn: String?
    var Status: String?

    var NextToken: String? = jResp.string(of: "NextToken")
    var i: Int = 0
    var count_i: Int = jResp.size(ofArray: "EndpointPropertiesList").intValue
    while i < count_i {
        jResp.i = i
        CreationTime = jResp.int(of: "EndpointPropertiesList[i].CreationTime").intValue
        CurrentInferenceUnits = jResp.int(of: "EndpointPropertiesList[i].CurrentInferenceUnits").intValue
        DataAccessRoleArn = jResp.string(of: "EndpointPropertiesList[i].DataAccessRoleArn")
        DesiredDataAccessRoleArn = jResp.string(of: "EndpointPropertiesList[i].DesiredDataAccessRoleArn")
        DesiredInferenceUnits = jResp.int(of: "EndpointPropertiesList[i].DesiredInferenceUnits").intValue
        DesiredModelArn = jResp.string(of: "EndpointPropertiesList[i].DesiredModelArn")
        EndpointArn = jResp.string(of: "EndpointPropertiesList[i].EndpointArn")
        LastModifiedTime = jResp.int(of: "EndpointPropertiesList[i].LastModifiedTime").intValue
        Message = jResp.string(of: "EndpointPropertiesList[i].Message")
        ModelArn = jResp.string(of: "EndpointPropertiesList[i].ModelArn")
        Status = jResp.string(of: "EndpointPropertiesList[i].Status")
        i = i + 1
    }

    // A sample JSON response body parsed by the above code:

    // {
    //   "EndpointPropertiesList": [
    //     {
    //       "CreationTime": number,
    //       "CurrentInferenceUnits": number,
    //       "DataAccessRoleArn": "string",
    //       "DesiredDataAccessRoleArn": "string",
    //       "DesiredInferenceUnits": number,
    //       "DesiredModelArn": "string",
    //       "EndpointArn": "string",
    //       "LastModifiedTime": number,
    //       "Message": "string",
    //       "ModelArn": "string",
    //       "Status": "string"
    //     }
    //   ],
    //   "NextToken": "string"
    // }

}