DescribeDataset Java Example
import com.chilkatsoft.*;
public class ChilkatExample {
static {
try {
System.loadLibrary("chilkat");
} catch (UnsatisfiedLinkError e) {
System.err.println("Native code library failed to load.\n" + e);
System.exit(1);
}
}
public static void main(String argv[])
{
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
CkRest rest = new CkRest();
boolean success;
CkAuthAws authAws = new CkAuthAws();
authAws.put_AccessKey("AWS_ACCESS_KEY");
authAws.put_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.put_Region("us-west-2");
authAws.put_ServiceName("iotanalytics");
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws);
// URL: https://iotanalytics.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = rest.Connect("iotanalytics.us-west-2.amazonaws.com",443,true,true);
if (success != true) {
System.out.println("ConnectFailReason: " + rest.get_ConnectFailReason());
System.out.println(rest.lastErrorText());
return;
}
rest.AddHeader("Content-Type","application/x-amz-json-1.1");
rest.AddHeader("X-Amz-Target","DescribeDataset");
CkStringBuilder sbResponseBody = new CkStringBuilder();
success = rest.FullRequestNoBodySb("GET","/datasets/{datasetName}",sbResponseBody);
if (success != true) {
System.out.println(rest.lastErrorText());
return;
}
int respStatusCode = rest.get_ResponseStatusCode();
System.out.println("response status code = " + respStatusCode);
if (respStatusCode != 200) {
System.out.println("Response Header:");
System.out.println(rest.responseHeader());
System.out.println("Response Body:");
System.out.println(sbResponseBody.getAsString());
return;
}
CkJsonObject jResp = new CkJsonObject();
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
String actionName;
String ExecutionRoleArn;
String Image;
String ComputeType;
int VolumeSizeInGB;
String SqlQuery;
int j;
int count_j;
String DatasetName;
int doubleValue;
String name;
String FileName;
String stringValue;
int OffsetSeconds;
String TimeExpression;
String InputName;
String RoleArn;
String Bucket;
String DatabaseName;
String TableName;
String Key;
String S3DestinationConfigurationRoleArn;
String entryName;
int TimeoutInMinutes;
String ruleName;
String datasetName;
String Expression;
String Arn = jResp.stringOf("dataset.arn");
int CreationTime = jResp.IntOf("dataset.creationTime");
int LastUpdateTime = jResp.IntOf("dataset.lastUpdateTime");
String Name = jResp.stringOf("dataset.name");
int NumberOfDays = jResp.IntOf("dataset.retentionPeriod.numberOfDays");
int Unlimited = jResp.IntOf("dataset.retentionPeriod.unlimited");
String Status = jResp.stringOf("dataset.status");
int MaxVersions = jResp.IntOf("dataset.versioningConfiguration.maxVersions");
int VersioningConfigurationUnlimited = jResp.IntOf("dataset.versioningConfiguration.unlimited");
int i = 0;
int count_i = jResp.SizeOfArray("dataset.actions");
while (i < count_i) {
jResp.put_I(i);
actionName = jResp.stringOf("dataset.actions[i].actionName");
ExecutionRoleArn = jResp.stringOf("dataset.actions[i].containerAction.executionRoleArn");
Image = jResp.stringOf("dataset.actions[i].containerAction.image");
ComputeType = jResp.stringOf("dataset.actions[i].containerAction.resourceConfiguration.computeType");
VolumeSizeInGB = jResp.IntOf("dataset.actions[i].containerAction.resourceConfiguration.volumeSizeInGB");
SqlQuery = jResp.stringOf("dataset.actions[i].queryAction.sqlQuery");
j = 0;
count_j = jResp.SizeOfArray("dataset.actions[i].containerAction.variables");
while (j < count_j) {
jResp.put_J(j);
DatasetName = jResp.stringOf("dataset.actions[i].containerAction.variables[j].datasetContentVersionValue.datasetName");
doubleValue = jResp.IntOf("dataset.actions[i].containerAction.variables[j].doubleValue");
name = jResp.stringOf("dataset.actions[i].containerAction.variables[j].name");
FileName = jResp.stringOf("dataset.actions[i].containerAction.variables[j].outputFileUriValue.fileName");
stringValue = jResp.stringOf("dataset.actions[i].containerAction.variables[j].stringValue");
j = j+1;
}
j = 0;
count_j = jResp.SizeOfArray("dataset.actions[i].queryAction.filters");
while (j < count_j) {
jResp.put_J(j);
OffsetSeconds = jResp.IntOf("dataset.actions[i].queryAction.filters[j].deltaTime.offsetSeconds");
TimeExpression = jResp.stringOf("dataset.actions[i].queryAction.filters[j].deltaTime.timeExpression");
j = j+1;
}
i = i+1;
}
i = 0;
count_i = jResp.SizeOfArray("dataset.contentDeliveryRules");
while (i < count_i) {
jResp.put_I(i);
InputName = jResp.stringOf("dataset.contentDeliveryRules[i].destination.iotEventsDestinationConfiguration.inputName");
RoleArn = jResp.stringOf("dataset.contentDeliveryRules[i].destination.iotEventsDestinationConfiguration.roleArn");
Bucket = jResp.stringOf("dataset.contentDeliveryRules[i].destination.s3DestinationConfiguration.bucket");
DatabaseName = jResp.stringOf("dataset.contentDeliveryRules[i].destination.s3DestinationConfiguration.glueConfiguration.databaseName");
TableName = jResp.stringOf("dataset.contentDeliveryRules[i].destination.s3DestinationConfiguration.glueConfiguration.tableName");
Key = jResp.stringOf("dataset.contentDeliveryRules[i].destination.s3DestinationConfiguration.key");
S3DestinationConfigurationRoleArn = jResp.stringOf("dataset.contentDeliveryRules[i].destination.s3DestinationConfiguration.roleArn");
entryName = jResp.stringOf("dataset.contentDeliveryRules[i].entryName");
i = i+1;
}
i = 0;
count_i = jResp.SizeOfArray("dataset.lateDataRules");
while (i < count_i) {
jResp.put_I(i);
TimeoutInMinutes = jResp.IntOf("dataset.lateDataRules[i].ruleConfiguration.deltaTimeSessionWindowConfiguration.timeoutInMinutes");
ruleName = jResp.stringOf("dataset.lateDataRules[i].ruleName");
i = i+1;
}
i = 0;
count_i = jResp.SizeOfArray("dataset.triggers");
while (i < count_i) {
jResp.put_I(i);
datasetName = jResp.stringOf("dataset.triggers[i].dataset.name");
Expression = jResp.stringOf("dataset.triggers[i].schedule.expression");
i = i+1;
}
// A sample JSON response body parsed by the above code:
// {
// "dataset": {
// "actions": [
// {
// "actionName": "string",
// "containerAction": {
// "executionRoleArn": "string",
// "image": "string",
// "resourceConfiguration": {
// "computeType": "string",
// "volumeSizeInGB": number
// },
// "variables": [
// {
// "datasetContentVersionValue": {
// "datasetName": "string"
// },
// "doubleValue": number,
// "name": "string",
// "outputFileUriValue": {
// "fileName": "string"
// },
// "stringValue": "string"
// }
// ]
// },
// "queryAction": {
// "filters": [
// {
// "deltaTime": {
// "offsetSeconds": number,
// "timeExpression": "string"
// }
// }
// ],
// "sqlQuery": "string"
// }
// }
// ],
// "arn": "string",
// "contentDeliveryRules": [
// {
// "destination": {
// "iotEventsDestinationConfiguration": {
// "inputName": "string",
// "roleArn": "string"
// },
// "s3DestinationConfiguration": {
// "bucket": "string",
// "glueConfiguration": {
// "databaseName": "string",
// "tableName": "string"
// },
// "key": "string",
// "roleArn": "string"
// }
// },
// "entryName": "string"
// }
// ],
// "creationTime": number,
// "lastUpdateTime": number,
// "lateDataRules": [
// {
// "ruleConfiguration": {
// "deltaTimeSessionWindowConfiguration": {
// "timeoutInMinutes": number
// }
// },
// "ruleName": "string"
// }
// ],
// "name": "string",
// "retentionPeriod": {
// "numberOfDays": number,
// "unlimited": boolean
// },
// "status": "string",
// "triggers": [
// {
// "dataset": {
// "name": "string"
// },
// "schedule": {
// "expression": "string"
// }
// }
// ],
// "versioningConfiguration": {
// "maxVersions": number,
// "unlimited": boolean
// }
// }
// }
}
}
