/* * Copyright 2018-2023 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with * the License. A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions * and limitations under the License. */ package com.amazonaws.services.managedblockchainquery; import org.w3c.dom.*; import java.net.*; import java.util.*; import javax.annotation.Generated; import org.apache.commons.logging.*; import com.amazonaws.*; import com.amazonaws.annotation.SdkInternalApi; import com.amazonaws.auth.*; import com.amazonaws.handlers.*; import com.amazonaws.http.*; import com.amazonaws.internal.*; import com.amazonaws.internal.auth.*; import com.amazonaws.metrics.*; import com.amazonaws.regions.*; import com.amazonaws.transform.*; import com.amazonaws.util.*; import com.amazonaws.protocol.json.*; import com.amazonaws.util.AWSRequestMetrics.Field; import com.amazonaws.annotation.ThreadSafe; import com.amazonaws.client.AwsSyncClientParams; import com.amazonaws.client.builder.AdvancedConfig; import com.amazonaws.services.managedblockchainquery.AmazonManagedBlockchainQueryClientBuilder; import com.amazonaws.AmazonServiceException; import com.amazonaws.services.managedblockchainquery.model.*; import com.amazonaws.services.managedblockchainquery.model.transform.*; /** * Client for accessing Amazon Managed Blockchain Query. All service calls made using this client are blocking, and will * not return until the service call completes. *

*

* Amazon Managed Blockchain (AMB) Query provides you with convenient access to multi-blockchain network data, which * makes it easier for you to extract contextual data related to blockchain activity. You can use AMB Query to read data * from public blockchain networks, such as Bitcoin Mainnet and Ethereum Mainnet. You can also get information such as * the current and historical balances of addresses, or you can get a list of blockchain transactions for a given time * period. Additionally, you can get details of a given transaction, such as transaction events, which you can further * analyze or use in business logic for your applications. *

*/ @ThreadSafe @Generated("com.amazonaws:aws-java-sdk-code-generator") public class AmazonManagedBlockchainQueryClient extends AmazonWebServiceClient implements AmazonManagedBlockchainQuery { /** Provider for AWS credentials. */ private final AWSCredentialsProvider awsCredentialsProvider; private static final Log log = LogFactory.getLog(AmazonManagedBlockchainQuery.class); /** Default signing name for the service. */ private static final String DEFAULT_SIGNING_NAME = "managedblockchain-query"; /** Client configuration factory providing ClientConfigurations tailored to this client */ protected static final ClientConfigurationFactory configFactory = new ClientConfigurationFactory(); private final AdvancedConfig advancedConfig; private static final com.amazonaws.protocol.json.SdkJsonProtocolFactory protocolFactory = new com.amazonaws.protocol.json.SdkJsonProtocolFactory( new JsonClientMetadata() .withProtocolVersion("1.1") .withSupportsCbor(false) .withSupportsIon(false) .withContentTypeOverride("application/json") .addErrorMetadata( new JsonErrorShapeMetadata().withErrorCode("AccessDeniedException").withExceptionUnmarshaller( com.amazonaws.services.managedblockchainquery.model.transform.AccessDeniedExceptionUnmarshaller.getInstance())) .addErrorMetadata( new JsonErrorShapeMetadata().withErrorCode("ValidationException").withExceptionUnmarshaller( com.amazonaws.services.managedblockchainquery.model.transform.ValidationExceptionUnmarshaller.getInstance())) .addErrorMetadata( new JsonErrorShapeMetadata().withErrorCode("ResourceNotFoundException").withExceptionUnmarshaller( com.amazonaws.services.managedblockchainquery.model.transform.ResourceNotFoundExceptionUnmarshaller.getInstance())) .addErrorMetadata( new JsonErrorShapeMetadata().withErrorCode("ServiceQuotaExceededException").withExceptionUnmarshaller( com.amazonaws.services.managedblockchainquery.model.transform.ServiceQuotaExceededExceptionUnmarshaller.getInstance())) .addErrorMetadata( new JsonErrorShapeMetadata().withErrorCode("InternalServerException").withExceptionUnmarshaller( com.amazonaws.services.managedblockchainquery.model.transform.InternalServerExceptionUnmarshaller.getInstance())) .addErrorMetadata( new JsonErrorShapeMetadata().withErrorCode("ThrottlingException").withExceptionUnmarshaller( com.amazonaws.services.managedblockchainquery.model.transform.ThrottlingExceptionUnmarshaller.getInstance())) .withBaseServiceExceptionClass(com.amazonaws.services.managedblockchainquery.model.AmazonManagedBlockchainQueryException.class)); public static AmazonManagedBlockchainQueryClientBuilder builder() { return AmazonManagedBlockchainQueryClientBuilder.standard(); } /** * Constructs a new client to invoke service methods on Amazon Managed Blockchain Query using the specified * parameters. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param clientParams * Object providing client parameters. */ AmazonManagedBlockchainQueryClient(AwsSyncClientParams clientParams) { this(clientParams, false); } /** * Constructs a new client to invoke service methods on Amazon Managed Blockchain Query using the specified * parameters. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param clientParams * Object providing client parameters. */ AmazonManagedBlockchainQueryClient(AwsSyncClientParams clientParams, boolean endpointDiscoveryEnabled) { super(clientParams); this.awsCredentialsProvider = clientParams.getCredentialsProvider(); this.advancedConfig = clientParams.getAdvancedConfig(); init(); } private void init() { setServiceNameIntern(DEFAULT_SIGNING_NAME); setEndpointPrefix(ENDPOINT_PREFIX); // calling this.setEndPoint(...) will also modify the signer accordingly setEndpoint("managedblockchain-query.us-east-1.amazonaws.com"); HandlerChainFactory chainFactory = new HandlerChainFactory(); requestHandler2s.addAll(chainFactory.newRequestHandlerChain("/com/amazonaws/services/managedblockchainquery/request.handlers")); requestHandler2s.addAll(chainFactory.newRequestHandler2Chain("/com/amazonaws/services/managedblockchainquery/request.handler2s")); requestHandler2s.addAll(chainFactory.getGlobalHandlers()); } /** *

* Gets the token balance for a batch of tokens by using the GetTokenBalance action for every token in * the request. *

* *

* Only the native tokens BTC,ETH, and the ERC-20, ERC-721, and ERC 1155 token standards are supported. *

*
* * @param batchGetTokenBalanceRequest * @return Result of the BatchGetTokenBalance operation returned by the service. * @throws ThrottlingException * The request or operation couldn't be performed because a service is throttling requests. The most common * source of throttling errors is when you create resources that exceed your service limit for this resource * type. Request a limit increase or delete unused resources, if possible. * @throws ValidationException * The resource passed is invalid. * @throws ResourceNotFoundException * The resource was not found. * @throws AccessDeniedException * The Amazon Web Services account doesn’t have access to this resource. * @throws InternalServerException * The request processing has failed because of an internal error in the service. * @throws ServiceQuotaExceededException * The service quota has been exceeded for this resource. * @sample AmazonManagedBlockchainQuery.BatchGetTokenBalance * @see AWS API Documentation */ @Override public BatchGetTokenBalanceResult batchGetTokenBalance(BatchGetTokenBalanceRequest request) { request = beforeClientExecution(request); return executeBatchGetTokenBalance(request); } @SdkInternalApi final BatchGetTokenBalanceResult executeBatchGetTokenBalance(BatchGetTokenBalanceRequest batchGetTokenBalanceRequest) { ExecutionContext executionContext = createExecutionContext(batchGetTokenBalanceRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new BatchGetTokenBalanceRequestProtocolMarshaller(protocolFactory).marshall(super.beforeMarshalling(batchGetTokenBalanceRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint); request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden()); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "ManagedBlockchain Query"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "BatchGetTokenBalance"); request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler( new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new BatchGetTokenBalanceResultJsonUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* Gets the balance of a specific token, including native tokens, for a given address (wallet or contract) on the * blockchain. *

* *

* Only the native tokens BTC,ETH, and the ERC-20, ERC-721, and ERC 1155 token standards are supported. *

*
* * @param getTokenBalanceRequest * @return Result of the GetTokenBalance operation returned by the service. * @throws ThrottlingException * The request or operation couldn't be performed because a service is throttling requests. The most common * source of throttling errors is when you create resources that exceed your service limit for this resource * type. Request a limit increase or delete unused resources, if possible. * @throws ValidationException * The resource passed is invalid. * @throws ResourceNotFoundException * The resource was not found. * @throws AccessDeniedException * The Amazon Web Services account doesn’t have access to this resource. * @throws InternalServerException * The request processing has failed because of an internal error in the service. * @throws ServiceQuotaExceededException * The service quota has been exceeded for this resource. * @sample AmazonManagedBlockchainQuery.GetTokenBalance * @see AWS API Documentation */ @Override public GetTokenBalanceResult getTokenBalance(GetTokenBalanceRequest request) { request = beforeClientExecution(request); return executeGetTokenBalance(request); } @SdkInternalApi final GetTokenBalanceResult executeGetTokenBalance(GetTokenBalanceRequest getTokenBalanceRequest) { ExecutionContext executionContext = createExecutionContext(getTokenBalanceRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new GetTokenBalanceRequestProtocolMarshaller(protocolFactory).marshall(super.beforeMarshalling(getTokenBalanceRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint); request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden()); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "ManagedBlockchain Query"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "GetTokenBalance"); request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler( new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new GetTokenBalanceResultJsonUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* Get the details of a transaction. *

* * @param getTransactionRequest * @return Result of the GetTransaction operation returned by the service. * @throws ThrottlingException * The request or operation couldn't be performed because a service is throttling requests. The most common * source of throttling errors is when you create resources that exceed your service limit for this resource * type. Request a limit increase or delete unused resources, if possible. * @throws ValidationException * The resource passed is invalid. * @throws ResourceNotFoundException * The resource was not found. * @throws AccessDeniedException * The Amazon Web Services account doesn’t have access to this resource. * @throws InternalServerException * The request processing has failed because of an internal error in the service. * @throws ServiceQuotaExceededException * The service quota has been exceeded for this resource. * @sample AmazonManagedBlockchainQuery.GetTransaction * @see AWS API Documentation */ @Override public GetTransactionResult getTransaction(GetTransactionRequest request) { request = beforeClientExecution(request); return executeGetTransaction(request); } @SdkInternalApi final GetTransactionResult executeGetTransaction(GetTransactionRequest getTransactionRequest) { ExecutionContext executionContext = createExecutionContext(getTransactionRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new GetTransactionRequestProtocolMarshaller(protocolFactory).marshall(super.beforeMarshalling(getTransactionRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint); request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden()); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "ManagedBlockchain Query"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "GetTransaction"); request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler( new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new GetTransactionResultJsonUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* This action returns the following for a given a blockchain network: *

*
    *
  • *

    * Lists all token balances owned by an address (either a contact address or a wallet address). *

    *
  • *
  • *

    * Lists all token balances for all tokens created by a contract. *

    *
  • *
  • *

    * Lists all token balances for a given token. *

    *
  • *
* *

* You must always specify the network property of the tokenFilter when using this operation. *

*
* * @param listTokenBalancesRequest * @return Result of the ListTokenBalances operation returned by the service. * @throws ThrottlingException * The request or operation couldn't be performed because a service is throttling requests. The most common * source of throttling errors is when you create resources that exceed your service limit for this resource * type. Request a limit increase or delete unused resources, if possible. * @throws ValidationException * The resource passed is invalid. * @throws AccessDeniedException * The Amazon Web Services account doesn’t have access to this resource. * @throws InternalServerException * The request processing has failed because of an internal error in the service. * @throws ServiceQuotaExceededException * The service quota has been exceeded for this resource. * @sample AmazonManagedBlockchainQuery.ListTokenBalances * @see AWS API Documentation */ @Override public ListTokenBalancesResult listTokenBalances(ListTokenBalancesRequest request) { request = beforeClientExecution(request); return executeListTokenBalances(request); } @SdkInternalApi final ListTokenBalancesResult executeListTokenBalances(ListTokenBalancesRequest listTokenBalancesRequest) { ExecutionContext executionContext = createExecutionContext(listTokenBalancesRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ListTokenBalancesRequestProtocolMarshaller(protocolFactory).marshall(super.beforeMarshalling(listTokenBalancesRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint); request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden()); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "ManagedBlockchain Query"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ListTokenBalances"); request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler( new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new ListTokenBalancesResultJsonUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* An array of TransactionEvent objects. Each object contains details about the transaction event. *

* * @param listTransactionEventsRequest * @return Result of the ListTransactionEvents operation returned by the service. * @throws ThrottlingException * The request or operation couldn't be performed because a service is throttling requests. The most common * source of throttling errors is when you create resources that exceed your service limit for this resource * type. Request a limit increase or delete unused resources, if possible. * @throws ValidationException * The resource passed is invalid. * @throws AccessDeniedException * The Amazon Web Services account doesn’t have access to this resource. * @throws InternalServerException * The request processing has failed because of an internal error in the service. * @throws ServiceQuotaExceededException * The service quota has been exceeded for this resource. * @sample AmazonManagedBlockchainQuery.ListTransactionEvents * @see AWS API Documentation */ @Override public ListTransactionEventsResult listTransactionEvents(ListTransactionEventsRequest request) { request = beforeClientExecution(request); return executeListTransactionEvents(request); } @SdkInternalApi final ListTransactionEventsResult executeListTransactionEvents(ListTransactionEventsRequest listTransactionEventsRequest) { ExecutionContext executionContext = createExecutionContext(listTransactionEventsRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ListTransactionEventsRequestProtocolMarshaller(protocolFactory).marshall(super.beforeMarshalling(listTransactionEventsRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint); request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden()); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "ManagedBlockchain Query"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ListTransactionEvents"); request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } HttpResponseHandler> responseHandler = protocolFactory .createResponseHandler(new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new ListTransactionEventsResultJsonUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* Lists all of the transactions on a given wallet address or to a specific contract. *

* * @param listTransactionsRequest * @return Result of the ListTransactions operation returned by the service. * @throws ThrottlingException * The request or operation couldn't be performed because a service is throttling requests. The most common * source of throttling errors is when you create resources that exceed your service limit for this resource * type. Request a limit increase or delete unused resources, if possible. * @throws ValidationException * The resource passed is invalid. * @throws AccessDeniedException * The Amazon Web Services account doesn’t have access to this resource. * @throws InternalServerException * The request processing has failed because of an internal error in the service. * @throws ServiceQuotaExceededException * The service quota has been exceeded for this resource. * @sample AmazonManagedBlockchainQuery.ListTransactions * @see AWS API Documentation */ @Override public ListTransactionsResult listTransactions(ListTransactionsRequest request) { request = beforeClientExecution(request); return executeListTransactions(request); } @SdkInternalApi final ListTransactionsResult executeListTransactions(ListTransactionsRequest listTransactionsRequest) { ExecutionContext executionContext = createExecutionContext(listTransactionsRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ListTransactionsRequestProtocolMarshaller(protocolFactory).marshall(super.beforeMarshalling(listTransactionsRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint); request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden()); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "ManagedBlockchain Query"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ListTransactions"); request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler( new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new ListTransactionsResultJsonUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** * Returns additional metadata for a previously executed successful, request, typically used for debugging issues * where a service isn't acting as expected. This data isn't considered part of the result data returned by an * operation, so it's available through this separate, diagnostic interface. *

* Response metadata is only cached for a limited period of time, so if you need to access this extra diagnostic * information for an executed request, you should use this method to retrieve it as soon as possible after * executing the request. * * @param request * The originally executed request * * @return The response metadata for the specified request, or null if none is available. */ public ResponseMetadata getCachedResponseMetadata(AmazonWebServiceRequest request) { return client.getResponseMetadataForRequest(request); } /** * Normal invoke with authentication. Credentials are required and may be overriden at the request level. **/ private Response invoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext) { return invoke(request, responseHandler, executionContext, null, null); } /** * Normal invoke with authentication. Credentials are required and may be overriden at the request level. **/ private Response invoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext, URI cachedEndpoint, URI uriFromEndpointTrait) { executionContext.setCredentialsProvider(CredentialUtils.getCredentialsProvider(request.getOriginalRequest(), awsCredentialsProvider)); return doInvoke(request, responseHandler, executionContext, cachedEndpoint, uriFromEndpointTrait); } /** * Invoke with no authentication. Credentials are not required and any credentials set on the client or request will * be ignored for this operation. **/ private Response anonymousInvoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext) { return doInvoke(request, responseHandler, executionContext, null, null); } /** * Invoke the request using the http client. Assumes credentials (or lack thereof) have been configured in the * ExecutionContext beforehand. **/ private Response doInvoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext, URI discoveredEndpoint, URI uriFromEndpointTrait) { if (discoveredEndpoint != null) { request.setEndpoint(discoveredEndpoint); request.getOriginalRequest().getRequestClientOptions().appendUserAgent("endpoint-discovery"); } else if (uriFromEndpointTrait != null) { request.setEndpoint(uriFromEndpointTrait); } else { request.setEndpoint(endpoint); } request.setTimeOffset(timeOffset); HttpResponseHandler errorResponseHandler = protocolFactory.createErrorResponseHandler(new JsonErrorResponseMetadata()); return client.execute(request, responseHandler, errorResponseHandler, executionContext); } @com.amazonaws.annotation.SdkInternalApi static com.amazonaws.protocol.json.SdkJsonProtocolFactory getProtocolFactory() { return protocolFactory; } @Override public void shutdown() { super.shutdown(); } }