GS2-Freeze SDK API 레퍼런스

use Gs2\Core\Model\BasicGs2Credential;
use Gs2\Core\Model\Region;
use Gs2\Core\Net\Gs2RestSession;
use Gs2\Core\Exception\Gs2Exception;
use Gs2\Freeze\Gs2FreezeRestClient;
use Gs2\Freeze\Request\DescribeOutputsRequest;

$session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region::AP_NORTHEAST_1
);

$session->open();

$client = new Gs2FreezeRestClient(
    $session
);

try {
    $result = $client->describeOutputs(
        (new DescribeOutputsRequest())
            ->withStageName("namespace-0001")
            ->withPageToken(null)
            ->withLimit(null)
    );
    $items = $result->getItems();
    $nextPageToken = $result->getNextPageToken();
} catch (Gs2Exception $e) {
    exit("error occurred")
}

import io.gs2.core.model.Region;
import io.gs2.core.model.BasicGs2Credential;
import io.gs2.core.rest.Gs2RestSession;
import io.gs2.core.exception.Gs2Exception;
import io.gs2.freeze.rest.Gs2FreezeRestClient;
import io.gs2.freeze.request.DescribeOutputsRequest;
import io.gs2.freeze.result.DescribeOutputsResult;

Gs2RestSession session = new Gs2RestSession(
    Region.AP_NORTHEAST_1,
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    )
);
session.connect();
Gs2FreezeRestClient client = new Gs2FreezeRestClient(session);

try {
    DescribeOutputsResult result = client.describeOutputs(
        new DescribeOutputsRequest()
            .withStageName("namespace-0001")
            .withPageToken(null)
            .withLimit(null)
    );
    List<Output> items = result.getItems();
    String nextPageToken = result.getNextPageToken();
} catch (Gs2Exception e) {
    System.exit(1);
}

using Gs2.Core;
using Gs2.Core.Model;
using Gs2.Core.Net;
using Gs2.Core.Exception;

var session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region.ApNortheast1
);
yield return session.OpenAsync(r => { });
var client = new Gs2FreezeRestClient(session);

AsyncResult<Gs2.Gs2Freeze.Result.DescribeOutputsResult> asyncResult = null;
yield return client.DescribeOutputs(
    new Gs2.Gs2Freeze.Request.DescribeOutputsRequest()
        .WithStageName("namespace-0001")
        .WithPageToken(null)
        .WithLimit(null),
    r => asyncResult = r
);
if (asyncResult.Error != null) {
    throw asyncResult.Error;
}
var result = asyncResult.Result;
var items = result.Items;
var nextPageToken = result.NextPageToken;

import Gs2Core from '@/gs2/core';
import * as Gs2Freeze from '@/gs2/freeze';

const session = new Gs2Core.Gs2RestSession(
    "ap-northeast-1",
    new Gs2Core.BasicGs2Credential(
        'your client id',
        'your client secret'
    )
);
await session.connect();
const client = new Gs2Freeze.Gs2FreezeRestClient(session);

try {
    const result = await client.describeOutputs(
        new Gs2Freeze.DescribeOutputsRequest()
            .withStageName("namespace-0001")
            .withPageToken(null)
            .withLimit(null)
    );
    const items = result.getItems();
    const nextPageToken = result.getNextPageToken();
} catch (e) {
    process.exit(1);
}

from gs2 import core
from gs2 import freeze

session = core.Gs2RestSession(
    core.BasicGs2Credential(
        'your client id',
        'your client secret'
    ),
    "ap-northeast-1",
)
session.connect()
client = freeze.Gs2FreezeRestClient(session)

try:
    result = client.describe_outputs(
        freeze.DescribeOutputsRequest()
            .with_stage_name('namespace-0001')
            .with_page_token(None)
            .with_limit(None)
    )
    items = result.items
    next_page_token = result.next_page_token
except core.Gs2Exception as e:
    exit(1)

client = gs2('freeze')

api_result = client.describe_outputs({
    stageName="namespace-0001",
    pageToken=nil,
    limit=nil,
})

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
items = result.items;
nextPageToken = result.nextPageToken;

client = gs2('freeze')

api_result_handler = client.describe_outputs_async({
    stageName="namespace-0001",
    pageToken=nil,
    limit=nil,
})

api_result = api_result_handler()  -- Call the handler to get the result

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
items = result.items;
nextPageToken = result.nextPageToken;

use Gs2\Core\Model\BasicGs2Credential;
use Gs2\Core\Model\Region;
use Gs2\Core\Net\Gs2RestSession;
use Gs2\Core\Exception\Gs2Exception;
use Gs2\Freeze\Gs2FreezeRestClient;
use Gs2\Freeze\Request\GetOutputRequest;

$session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region::AP_NORTHEAST_1
);

$session->open();

$client = new Gs2FreezeRestClient(
    $session
);

try {
    $result = $client->getOutput(
        (new GetOutputRequest())
            ->withStageName("namespace-0001")
            ->withOutputName("output-0001")
    );
    $item = $result->getItem();
} catch (Gs2Exception $e) {
    exit("error occurred")
}

import io.gs2.core.model.Region;
import io.gs2.core.model.BasicGs2Credential;
import io.gs2.core.rest.Gs2RestSession;
import io.gs2.core.exception.Gs2Exception;
import io.gs2.freeze.rest.Gs2FreezeRestClient;
import io.gs2.freeze.request.GetOutputRequest;
import io.gs2.freeze.result.GetOutputResult;

Gs2RestSession session = new Gs2RestSession(
    Region.AP_NORTHEAST_1,
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    )
);
session.connect();
Gs2FreezeRestClient client = new Gs2FreezeRestClient(session);

try {
    GetOutputResult result = client.getOutput(
        new GetOutputRequest()
            .withStageName("namespace-0001")
            .withOutputName("output-0001")
    );
    Output item = result.getItem();
} catch (Gs2Exception e) {
    System.exit(1);
}

using Gs2.Core;
using Gs2.Core.Model;
using Gs2.Core.Net;
using Gs2.Core.Exception;

var session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region.ApNortheast1
);
yield return session.OpenAsync(r => { });
var client = new Gs2FreezeRestClient(session);

AsyncResult<Gs2.Gs2Freeze.Result.GetOutputResult> asyncResult = null;
yield return client.GetOutput(
    new Gs2.Gs2Freeze.Request.GetOutputRequest()
        .WithStageName("namespace-0001")
        .WithOutputName("output-0001"),
    r => asyncResult = r
);
if (asyncResult.Error != null) {
    throw asyncResult.Error;
}
var result = asyncResult.Result;
var item = result.Item;

import Gs2Core from '@/gs2/core';
import * as Gs2Freeze from '@/gs2/freeze';

const session = new Gs2Core.Gs2RestSession(
    "ap-northeast-1",
    new Gs2Core.BasicGs2Credential(
        'your client id',
        'your client secret'
    )
);
await session.connect();
const client = new Gs2Freeze.Gs2FreezeRestClient(session);

try {
    const result = await client.getOutput(
        new Gs2Freeze.GetOutputRequest()
            .withStageName("namespace-0001")
            .withOutputName("output-0001")
    );
    const item = result.getItem();
} catch (e) {
    process.exit(1);
}

from gs2 import core
from gs2 import freeze

session = core.Gs2RestSession(
    core.BasicGs2Credential(
        'your client id',
        'your client secret'
    ),
    "ap-northeast-1",
)
session.connect()
client = freeze.Gs2FreezeRestClient(session)

try:
    result = client.get_output(
        freeze.GetOutputRequest()
            .with_stage_name('namespace-0001')
            .with_output_name('output-0001')
    )
    item = result.item
except core.Gs2Exception as e:
    exit(1)

client = gs2('freeze')

api_result = client.get_output({
    stageName="namespace-0001",
    outputName="output-0001",
})

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;

client = gs2('freeze')

api_result_handler = client.get_output_async({
    stageName="namespace-0001",
    outputName="output-0001",
})

api_result = api_result_handler()  -- Call the handler to get the result

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;

use Gs2\Core\Model\BasicGs2Credential;
use Gs2\Core\Model\Region;
use Gs2\Core\Net\Gs2RestSession;
use Gs2\Core\Exception\Gs2Exception;
use Gs2\Freeze\Gs2FreezeRestClient;
use Gs2\Freeze\Request\DescribeStagesRequest;

$session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region::AP_NORTHEAST_1
);

$session->open();

$client = new Gs2FreezeRestClient(
    $session
);

try {
    $result = $client->describeStages(
        (new DescribeStagesRequest())
    );
    $items = $result->getItems();
} catch (Gs2Exception $e) {
    exit("error occurred")
}

import io.gs2.core.model.Region;
import io.gs2.core.model.BasicGs2Credential;
import io.gs2.core.rest.Gs2RestSession;
import io.gs2.core.exception.Gs2Exception;
import io.gs2.freeze.rest.Gs2FreezeRestClient;
import io.gs2.freeze.request.DescribeStagesRequest;
import io.gs2.freeze.result.DescribeStagesResult;

Gs2RestSession session = new Gs2RestSession(
    Region.AP_NORTHEAST_1,
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    )
);
session.connect();
Gs2FreezeRestClient client = new Gs2FreezeRestClient(session);

try {
    DescribeStagesResult result = client.describeStages(
        new DescribeStagesRequest()
    );
    List<Stage> items = result.getItems();
} catch (Gs2Exception e) {
    System.exit(1);
}

using Gs2.Core;
using Gs2.Core.Model;
using Gs2.Core.Net;
using Gs2.Core.Exception;

var session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region.ApNortheast1
);
yield return session.OpenAsync(r => { });
var client = new Gs2FreezeRestClient(session);

AsyncResult<Gs2.Gs2Freeze.Result.DescribeStagesResult> asyncResult = null;
yield return client.DescribeStages(
    new Gs2.Gs2Freeze.Request.DescribeStagesRequest(),
    r => asyncResult = r
);
if (asyncResult.Error != null) {
    throw asyncResult.Error;
}
var result = asyncResult.Result;
var items = result.Items;

import Gs2Core from '@/gs2/core';
import * as Gs2Freeze from '@/gs2/freeze';

const session = new Gs2Core.Gs2RestSession(
    "ap-northeast-1",
    new Gs2Core.BasicGs2Credential(
        'your client id',
        'your client secret'
    )
);
await session.connect();
const client = new Gs2Freeze.Gs2FreezeRestClient(session);

try {
    const result = await client.describeStages(
        new Gs2Freeze.DescribeStagesRequest()
    );
    const items = result.getItems();
} catch (e) {
    process.exit(1);
}

from gs2 import core
from gs2 import freeze

session = core.Gs2RestSession(
    core.BasicGs2Credential(
        'your client id',
        'your client secret'
    ),
    "ap-northeast-1",
)
session.connect()
client = freeze.Gs2FreezeRestClient(session)

try:
    result = client.describe_stages(
        freeze.DescribeStagesRequest()
    )
    items = result.items
except core.Gs2Exception as e:
    exit(1)

client = gs2('freeze')

api_result = client.describe_stages({
})

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
items = result.items;

client = gs2('freeze')

api_result_handler = client.describe_stages_async({
})

api_result = api_result_handler()  -- Call the handler to get the result

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
items = result.items;

use Gs2\Core\Model\BasicGs2Credential;
use Gs2\Core\Model\Region;
use Gs2\Core\Net\Gs2RestSession;
use Gs2\Core\Exception\Gs2Exception;
use Gs2\Freeze\Gs2FreezeRestClient;
use Gs2\Freeze\Request\GetStageRequest;

$session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region::AP_NORTHEAST_1
);

$session->open();

$client = new Gs2FreezeRestClient(
    $session
);

try {
    $result = $client->getStage(
        (new GetStageRequest())
            ->withStageName("namespace-0001")
    );
    $item = $result->getItem();
    $source = $result->getSource();
    $current = $result->getCurrent();
} catch (Gs2Exception $e) {
    exit("error occurred")
}

import io.gs2.core.model.Region;
import io.gs2.core.model.BasicGs2Credential;
import io.gs2.core.rest.Gs2RestSession;
import io.gs2.core.exception.Gs2Exception;
import io.gs2.freeze.rest.Gs2FreezeRestClient;
import io.gs2.freeze.request.GetStageRequest;
import io.gs2.freeze.result.GetStageResult;

Gs2RestSession session = new Gs2RestSession(
    Region.AP_NORTHEAST_1,
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    )
);
session.connect();
Gs2FreezeRestClient client = new Gs2FreezeRestClient(session);

try {
    GetStageResult result = client.getStage(
        new GetStageRequest()
            .withStageName("namespace-0001")
    );
    Stage item = result.getItem();
    List<Microservice> source = result.getSource();
    List<Microservice> current = result.getCurrent();
} catch (Gs2Exception e) {
    System.exit(1);
}

using Gs2.Core;
using Gs2.Core.Model;
using Gs2.Core.Net;
using Gs2.Core.Exception;

var session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region.ApNortheast1
);
yield return session.OpenAsync(r => { });
var client = new Gs2FreezeRestClient(session);

AsyncResult<Gs2.Gs2Freeze.Result.GetStageResult> asyncResult = null;
yield return client.GetStage(
    new Gs2.Gs2Freeze.Request.GetStageRequest()
        .WithStageName("namespace-0001"),
    r => asyncResult = r
);
if (asyncResult.Error != null) {
    throw asyncResult.Error;
}
var result = asyncResult.Result;
var item = result.Item;
var source = result.Source;
var current = result.Current;

import Gs2Core from '@/gs2/core';
import * as Gs2Freeze from '@/gs2/freeze';

const session = new Gs2Core.Gs2RestSession(
    "ap-northeast-1",
    new Gs2Core.BasicGs2Credential(
        'your client id',
        'your client secret'
    )
);
await session.connect();
const client = new Gs2Freeze.Gs2FreezeRestClient(session);

try {
    const result = await client.getStage(
        new Gs2Freeze.GetStageRequest()
            .withStageName("namespace-0001")
    );
    const item = result.getItem();
    const source = result.getSource();
    const current = result.getCurrent();
} catch (e) {
    process.exit(1);
}

from gs2 import core
from gs2 import freeze

session = core.Gs2RestSession(
    core.BasicGs2Credential(
        'your client id',
        'your client secret'
    ),
    "ap-northeast-1",
)
session.connect()
client = freeze.Gs2FreezeRestClient(session)

try:
    result = client.get_stage(
        freeze.GetStageRequest()
            .with_stage_name('namespace-0001')
    )
    item = result.item
    source = result.source
    current = result.current
except core.Gs2Exception as e:
    exit(1)

client = gs2('freeze')

api_result = client.get_stage({
    stageName="namespace-0001",
})

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;
source = result.source;
current = result.current;

client = gs2('freeze')

api_result_handler = client.get_stage_async({
    stageName="namespace-0001",
})

api_result = api_result_handler()  -- Call the handler to get the result

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;
source = result.source;
current = result.current;

use Gs2\Core\Model\BasicGs2Credential;
use Gs2\Core\Model\Region;
use Gs2\Core\Net\Gs2RestSession;
use Gs2\Core\Exception\Gs2Exception;
use Gs2\Freeze\Gs2FreezeRestClient;
use Gs2\Freeze\Request\PromoteStageRequest;

$session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region::AP_NORTHEAST_1
);

$session->open();

$client = new Gs2FreezeRestClient(
    $session
);

try {
    $result = $client->promoteStage(
        (new PromoteStageRequest())
            ->withStageName("namespace-0001")
    );
    $item = $result->getItem();
} catch (Gs2Exception $e) {
    exit("error occurred")
}

import io.gs2.core.model.Region;
import io.gs2.core.model.BasicGs2Credential;
import io.gs2.core.rest.Gs2RestSession;
import io.gs2.core.exception.Gs2Exception;
import io.gs2.freeze.rest.Gs2FreezeRestClient;
import io.gs2.freeze.request.PromoteStageRequest;
import io.gs2.freeze.result.PromoteStageResult;

Gs2RestSession session = new Gs2RestSession(
    Region.AP_NORTHEAST_1,
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    )
);
session.connect();
Gs2FreezeRestClient client = new Gs2FreezeRestClient(session);

try {
    PromoteStageResult result = client.promoteStage(
        new PromoteStageRequest()
            .withStageName("namespace-0001")
    );
    Stage item = result.getItem();
} catch (Gs2Exception e) {
    System.exit(1);
}

using Gs2.Core;
using Gs2.Core.Model;
using Gs2.Core.Net;
using Gs2.Core.Exception;

var session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region.ApNortheast1
);
yield return session.OpenAsync(r => { });
var client = new Gs2FreezeRestClient(session);

AsyncResult<Gs2.Gs2Freeze.Result.PromoteStageResult> asyncResult = null;
yield return client.PromoteStage(
    new Gs2.Gs2Freeze.Request.PromoteStageRequest()
        .WithStageName("namespace-0001"),
    r => asyncResult = r
);
if (asyncResult.Error != null) {
    throw asyncResult.Error;
}
var result = asyncResult.Result;
var item = result.Item;

import Gs2Core from '@/gs2/core';
import * as Gs2Freeze from '@/gs2/freeze';

const session = new Gs2Core.Gs2RestSession(
    "ap-northeast-1",
    new Gs2Core.BasicGs2Credential(
        'your client id',
        'your client secret'
    )
);
await session.connect();
const client = new Gs2Freeze.Gs2FreezeRestClient(session);

try {
    const result = await client.promoteStage(
        new Gs2Freeze.PromoteStageRequest()
            .withStageName("namespace-0001")
    );
    const item = result.getItem();
} catch (e) {
    process.exit(1);
}

from gs2 import core
from gs2 import freeze

session = core.Gs2RestSession(
    core.BasicGs2Credential(
        'your client id',
        'your client secret'
    ),
    "ap-northeast-1",
)
session.connect()
client = freeze.Gs2FreezeRestClient(session)

try:
    result = client.promote_stage(
        freeze.PromoteStageRequest()
            .with_stage_name('namespace-0001')
    )
    item = result.item
except core.Gs2Exception as e:
    exit(1)

client = gs2('freeze')

api_result = client.promote_stage({
    stageName="namespace-0001",
})

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;

client = gs2('freeze')

api_result_handler = client.promote_stage_async({
    stageName="namespace-0001",
})

api_result = api_result_handler()  -- Call the handler to get the result

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;

use Gs2\Core\Model\BasicGs2Credential;
use Gs2\Core\Model\Region;
use Gs2\Core\Net\Gs2RestSession;
use Gs2\Core\Exception\Gs2Exception;
use Gs2\Freeze\Gs2FreezeRestClient;
use Gs2\Freeze\Request\RollbackStageRequest;

$session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region::AP_NORTHEAST_1
);

$session->open();

$client = new Gs2FreezeRestClient(
    $session
);

try {
    $result = $client->rollbackStage(
        (new RollbackStageRequest())
            ->withStageName("namespace-0001")
    );
    $item = $result->getItem();
} catch (Gs2Exception $e) {
    exit("error occurred")
}

import io.gs2.core.model.Region;
import io.gs2.core.model.BasicGs2Credential;
import io.gs2.core.rest.Gs2RestSession;
import io.gs2.core.exception.Gs2Exception;
import io.gs2.freeze.rest.Gs2FreezeRestClient;
import io.gs2.freeze.request.RollbackStageRequest;
import io.gs2.freeze.result.RollbackStageResult;

Gs2RestSession session = new Gs2RestSession(
    Region.AP_NORTHEAST_1,
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    )
);
session.connect();
Gs2FreezeRestClient client = new Gs2FreezeRestClient(session);

try {
    RollbackStageResult result = client.rollbackStage(
        new RollbackStageRequest()
            .withStageName("namespace-0001")
    );
    Stage item = result.getItem();
} catch (Gs2Exception e) {
    System.exit(1);
}

using Gs2.Core;
using Gs2.Core.Model;
using Gs2.Core.Net;
using Gs2.Core.Exception;

var session = new Gs2RestSession(
    new BasicGs2Credential(
        "your client id",
        "your client secret"
    ),
    Region.ApNortheast1
);
yield return session.OpenAsync(r => { });
var client = new Gs2FreezeRestClient(session);

AsyncResult<Gs2.Gs2Freeze.Result.RollbackStageResult> asyncResult = null;
yield return client.RollbackStage(
    new Gs2.Gs2Freeze.Request.RollbackStageRequest()
        .WithStageName("namespace-0001"),
    r => asyncResult = r
);
if (asyncResult.Error != null) {
    throw asyncResult.Error;
}
var result = asyncResult.Result;
var item = result.Item;

import Gs2Core from '@/gs2/core';
import * as Gs2Freeze from '@/gs2/freeze';

const session = new Gs2Core.Gs2RestSession(
    "ap-northeast-1",
    new Gs2Core.BasicGs2Credential(
        'your client id',
        'your client secret'
    )
);
await session.connect();
const client = new Gs2Freeze.Gs2FreezeRestClient(session);

try {
    const result = await client.rollbackStage(
        new Gs2Freeze.RollbackStageRequest()
            .withStageName("namespace-0001")
    );
    const item = result.getItem();
} catch (e) {
    process.exit(1);
}

from gs2 import core
from gs2 import freeze

session = core.Gs2RestSession(
    core.BasicGs2Credential(
        'your client id',
        'your client secret'
    ),
    "ap-northeast-1",
)
session.connect()
client = freeze.Gs2FreezeRestClient(session)

try:
    result = client.rollback_stage(
        freeze.RollbackStageRequest()
            .with_stage_name('namespace-0001')
    )
    item = result.item
except core.Gs2Exception as e:
    exit(1)

client = gs2('freeze')

api_result = client.rollback_stage({
    stageName="namespace-0001",
})

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;

client = gs2('freeze')

api_result_handler = client.rollback_stage_async({
    stageName="namespace-0001",
})

api_result = api_result_handler()  -- Call the handler to get the result

if(api_result.isError) then
    -- When error occurs
    fail(api_result['statusCode'], api_result['errorMessage'])
end

result = api_result.result
item = result.item;