com.amazonaws.services.polly.AmazonPollyClient Maven / Gradle / Ivy
/*
* Copyright 2011-2016 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.polly;
import org.w3c.dom.*;
import java.net.*;
import java.util.*;
import java.util.Map.Entry;
import org.apache.commons.logging.*;
import com.amazonaws.*;
import com.amazonaws.auth.*;
import com.amazonaws.auth.presign.PresignerParams;
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.AmazonServiceException;
import com.amazonaws.services.polly.model.*;
import com.amazonaws.services.polly.model.transform.*;
/**
* Client for accessing Amazon Polly. All service calls made using this client are blocking, and will not return until
* the service call completes.
*
*
* Amazon Polly is a web service that makes it easy to synthesize speech from text.
*
*
* The Amazon Polly service provides API operations for synthesizing high-quality speech from plain text and Speech
* Synthesis Markup Language (SSML), along with managing pronunciations lexicons that enable you to get the best results
* for your application domain.
*
*/
@ThreadSafe
public class AmazonPollyClient extends AmazonWebServiceClient implements AmazonPolly {
/** Provider for AWS credentials. */
private final AWSCredentialsProvider awsCredentialsProvider;
private static final Log log = LogFactory.getLog(AmazonPolly.class);
/** Default signing name for the service. */
private static final String DEFAULT_SIGNING_NAME = "polly";
/** Client configuration factory providing ClientConfigurations tailored to this client */
protected static final ClientConfigurationFactory configFactory = new ClientConfigurationFactory();
private final SdkJsonProtocolFactory protocolFactory = new SdkJsonProtocolFactory(new JsonClientMetadata()
.withProtocolVersion("1.1")
.withSupportsCbor(false)
.withSupportsIon(false)
.withContentTypeOverride("")
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("InvalidSampleRateException").withModeledClass(
com.amazonaws.services.polly.model.InvalidSampleRateException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("MaxLexiconsNumberExceededException").withModeledClass(
com.amazonaws.services.polly.model.MaxLexiconsNumberExceededException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("MaxLexemeLengthExceededException").withModeledClass(
com.amazonaws.services.polly.model.MaxLexemeLengthExceededException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("UnsupportedPlsLanguageException").withModeledClass(
com.amazonaws.services.polly.model.UnsupportedPlsLanguageException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("UnsupportedPlsAlphabetException").withModeledClass(
com.amazonaws.services.polly.model.UnsupportedPlsAlphabetException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("TextLengthExceededException").withModeledClass(
com.amazonaws.services.polly.model.TextLengthExceededException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("LexiconNotFoundException").withModeledClass(
com.amazonaws.services.polly.model.LexiconNotFoundException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("LexiconSizeExceededException").withModeledClass(
com.amazonaws.services.polly.model.LexiconSizeExceededException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("InvalidLexiconException").withModeledClass(
com.amazonaws.services.polly.model.InvalidLexiconException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("InvalidSsmlException").withModeledClass(
com.amazonaws.services.polly.model.InvalidSsmlException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("InvalidNextTokenException").withModeledClass(
com.amazonaws.services.polly.model.InvalidNextTokenException.class))
.addErrorMetadata(
new JsonErrorShapeMetadata().withErrorCode("ServiceFailureException").withModeledClass(
com.amazonaws.services.polly.model.ServiceFailureException.class))
.withBaseServiceExceptionClass(com.amazonaws.services.polly.model.AmazonPollyException.class));
/**
* Constructs a new client to invoke service methods on Amazon Polly. A credentials provider chain will be used that
* searches for credentials in this order:
*
* - Environment Variables - AWS_ACCESS_KEY_ID and AWS_SECRET_KEY
* - Java System Properties - aws.accessKeyId and aws.secretKey
* - Instance profile credentials delivered through the Amazon EC2 metadata service
*
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @see DefaultAWSCredentialsProviderChain
*/
public AmazonPollyClient() {
this(DefaultAWSCredentialsProviderChain.getInstance(), configFactory.getConfig());
}
/**
* Constructs a new client to invoke service methods on Amazon Polly. A credentials provider chain will be used that
* searches for credentials in this order:
*
* - Environment Variables - AWS_ACCESS_KEY_ID and AWS_SECRET_KEY
* - Java System Properties - aws.accessKeyId and aws.secretKey
* - Instance profile credentials delivered through the Amazon EC2 metadata service
*
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @param clientConfiguration
* The client configuration options controlling how this client connects to Amazon Polly (ex: proxy settings,
* retry counts, etc.).
*
* @see DefaultAWSCredentialsProviderChain
*/
public AmazonPollyClient(ClientConfiguration clientConfiguration) {
this(DefaultAWSCredentialsProviderChain.getInstance(), clientConfiguration);
}
/**
* Constructs a new client to invoke service methods on Amazon Polly using the specified AWS account credentials.
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use when authenticating with AWS services.
*/
public AmazonPollyClient(AWSCredentials awsCredentials) {
this(awsCredentials, configFactory.getConfig());
}
/**
* Constructs a new client to invoke service methods on Amazon Polly using the specified AWS account credentials and
* client configuration options.
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use when authenticating with AWS services.
* @param clientConfiguration
* The client configuration options controlling how this client connects to Amazon Polly (ex: proxy settings,
* retry counts, etc.).
*/
public AmazonPollyClient(AWSCredentials awsCredentials, ClientConfiguration clientConfiguration) {
super(clientConfiguration);
this.awsCredentialsProvider = new StaticCredentialsProvider(awsCredentials);
init();
}
/**
* Constructs a new client to invoke service methods on Amazon Polly using the specified AWS account credentials
* provider.
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to authenticate requests with AWS services.
*/
public AmazonPollyClient(AWSCredentialsProvider awsCredentialsProvider) {
this(awsCredentialsProvider, configFactory.getConfig());
}
/**
* Constructs a new client to invoke service methods on Amazon Polly using the specified AWS account credentials
* provider and client configuration options.
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to authenticate requests with AWS services.
* @param clientConfiguration
* The client configuration options controlling how this client connects to Amazon Polly (ex: proxy settings,
* retry counts, etc.).
*/
public AmazonPollyClient(AWSCredentialsProvider awsCredentialsProvider, ClientConfiguration clientConfiguration) {
this(awsCredentialsProvider, clientConfiguration, null);
}
/**
* Constructs a new client to invoke service methods on Amazon Polly using the specified AWS account credentials
* provider, client configuration options, and request metric collector.
*
*
* All service calls made using this new client object are blocking, and will not return until the service call
* completes.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to authenticate requests with AWS services.
* @param clientConfiguration
* The client configuration options controlling how this client connects to Amazon Polly (ex: proxy settings,
* retry counts, etc.).
* @param requestMetricCollector
* optional request metric collector
*/
public AmazonPollyClient(AWSCredentialsProvider awsCredentialsProvider, ClientConfiguration clientConfiguration,
RequestMetricCollector requestMetricCollector) {
super(clientConfiguration, requestMetricCollector);
this.awsCredentialsProvider = awsCredentialsProvider;
init();
}
/**
* Constructs a new client to invoke service methods on Amazon Polly 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.
*/
AmazonPollyClient(AwsSyncClientParams clientParams) {
super(clientParams);
this.awsCredentialsProvider = clientParams.getCredentialsProvider();
init();
}
private void init() {
setServiceNameIntern(DEFAULT_SIGNING_NAME);
setEndpointPrefix(ENDPOINT_PREFIX);
// calling this.setEndPoint(...) will also modify the signer accordingly
setEndpoint("polly.us-east-1.amazonaws.com");
HandlerChainFactory chainFactory = new HandlerChainFactory();
requestHandler2s.addAll(chainFactory.newRequestHandlerChain("/com/amazonaws/services/polly/request.handlers"));
requestHandler2s.addAll(chainFactory.newRequestHandler2Chain("/com/amazonaws/services/polly/request.handler2s"));
requestHandler2s.addAll(chainFactory.getGlobalHandlers());
}
/**
*
* Deletes the specified pronunciation lexicon stored in an AWS Region. A lexicon which has been deleted is not
* available for speech synthesis, nor is it possible to retrieve it using either the GetLexicon or
* ListLexicon APIs.
*
*
* For more information, see Managing
* Lexicons.
*
*
* @param deleteLexiconRequest
* @return Result of the DeleteLexicon operation returned by the service.
* @throws LexiconNotFoundException
* Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its
* name is misspelled or specifying a lexicon that is in a different region.
*
* Verify that the lexicon exists, is in the region (see ListLexicons) and that you spelled its name
* is spelled correctly. Then try again.
* @throws ServiceFailureException
* An unknown condition has caused a service failure.
* @sample AmazonPolly.DeleteLexicon
*/
@Override
public DeleteLexiconResult deleteLexicon(DeleteLexiconRequest deleteLexiconRequest) {
ValidationUtils.assertStringNotEmpty(StringUtils.fromString(deleteLexiconRequest.getName()), "Name");
ExecutionContext executionContext = createExecutionContext(deleteLexiconRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
Request request = null;
Response response = null;
try {
awsRequestMetrics.startEvent(Field.RequestMarshallTime);
try {
request = new DeleteLexiconRequestMarshaller(protocolFactory).marshall(super.beforeMarshalling(deleteLexiconRequest));
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
} finally {
awsRequestMetrics.endEvent(Field.RequestMarshallTime);
}
HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler(
new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new DeleteLexiconResultJsonUnmarshaller());
response = invoke(request, responseHandler, executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Returns the list of voices that are available for use when requesting speech synthesis. Each voice speaks a
* specified language, is either male or female, and is identified by an ID, which is the ASCII version of the voice
* name.
*
*
* When synthesizing speech ( SynthesizeSpeech ), you provide the voice ID for the voice you want from
* the list of voices returned by DescribeVoices.
*
*
* For example, you want your news reader application to read news in a specific language, but giving a user the
* option to choose the voice. Using the DescribeVoices operation you can provide the user with a list
* of available voices to select from.
*
*
* You can optionally specify a language code to filter the available voices. For example, if you specify
* en-US, the operation returns a list of all available US English voices.
*
*
* This operation requires permissions to perform the polly:DescribeVoices action.
*
*
* @param describeVoicesRequest
* @return Result of the DescribeVoices operation returned by the service.
* @throws InvalidNextTokenException
* The NextToken is invalid. Verify that it's spelled correctly, and then try again.
* @throws ServiceFailureException
* An unknown condition has caused a service failure.
* @sample AmazonPolly.DescribeVoices
*/
@Override
public DescribeVoicesResult describeVoices(DescribeVoicesRequest describeVoicesRequest) {
ExecutionContext executionContext = createExecutionContext(describeVoicesRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
Request request = null;
Response response = null;
try {
awsRequestMetrics.startEvent(Field.RequestMarshallTime);
try {
request = new DescribeVoicesRequestMarshaller(protocolFactory).marshall(super.beforeMarshalling(describeVoicesRequest));
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
} finally {
awsRequestMetrics.endEvent(Field.RequestMarshallTime);
}
HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler(
new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new DescribeVoicesResultJsonUnmarshaller());
response = invoke(request, responseHandler, executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Returns the content of the specified pronunciation lexicon stored in an AWS Region. For more information, see Managing Lexicons.
*
*
* @param getLexiconRequest
* @return Result of the GetLexicon operation returned by the service.
* @throws LexiconNotFoundException
* Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its
* name is misspelled or specifying a lexicon that is in a different region.
*
* Verify that the lexicon exists, is in the region (see ListLexicons) and that you spelled its name
* is spelled correctly. Then try again.
* @throws ServiceFailureException
* An unknown condition has caused a service failure.
* @sample AmazonPolly.GetLexicon
*/
@Override
public GetLexiconResult getLexicon(GetLexiconRequest getLexiconRequest) {
ValidationUtils.assertStringNotEmpty(StringUtils.fromString(getLexiconRequest.getName()), "Name");
ExecutionContext executionContext = createExecutionContext(getLexiconRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
Request request = null;
Response response = null;
try {
awsRequestMetrics.startEvent(Field.RequestMarshallTime);
try {
request = new GetLexiconRequestMarshaller(protocolFactory).marshall(super.beforeMarshalling(getLexiconRequest));
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
} finally {
awsRequestMetrics.endEvent(Field.RequestMarshallTime);
}
HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler(new JsonOperationMetadata()
.withPayloadJson(true).withHasStreamingSuccessResponse(false), new GetLexiconResultJsonUnmarshaller());
response = invoke(request, responseHandler, executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Returns a list of pronunciation lexicons stored in an AWS Region. For more information, see Managing Lexicons.
*
*
* @param listLexiconsRequest
* @return Result of the ListLexicons operation returned by the service.
* @throws InvalidNextTokenException
* The NextToken is invalid. Verify that it's spelled correctly, and then try again.
* @throws ServiceFailureException
* An unknown condition has caused a service failure.
* @sample AmazonPolly.ListLexicons
*/
@Override
public ListLexiconsResult listLexicons(ListLexiconsRequest listLexiconsRequest) {
ExecutionContext executionContext = createExecutionContext(listLexiconsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
Request request = null;
Response response = null;
try {
awsRequestMetrics.startEvent(Field.RequestMarshallTime);
try {
request = new ListLexiconsRequestMarshaller(protocolFactory).marshall(super.beforeMarshalling(listLexiconsRequest));
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
} finally {
awsRequestMetrics.endEvent(Field.RequestMarshallTime);
}
HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler(
new JsonOperationMetadata().withPayloadJson(true).withHasStreamingSuccessResponse(false), new ListLexiconsResultJsonUnmarshaller());
response = invoke(request, responseHandler, executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Stores a pronunciation lexicon in an AWS Region. If a lexicon with the same name already exists in the region, it
* is overwritten by the new lexicon. Lexicon operations have eventual consistency, therefore, it might take some
* time before the lexicon is available to the SynthesizeSpeech operation.
*
*
* For more information, see Managing
* Lexicons.
*
*
* @param putLexiconRequest
* @return Result of the PutLexicon operation returned by the service.
* @throws InvalidLexiconException
* Amazon Polly can't find the specified lexicon. Verify that the lexicon's name is spelled correctly, and
* then try again.
* @throws UnsupportedPlsAlphabetException
* The alphabet specified by the lexicon is not a supported alphabet. Valid values are x-sampa
* and ipa.
* @throws UnsupportedPlsLanguageException
* The language specified in the lexicon is unsupported. For a list of supported languages, see Lexicon Attributes.
* @throws LexiconSizeExceededException
* The maximum size of the specified lexicon would be exceeded by this operation.
* @throws MaxLexemeLengthExceededException
* The maximum size of the lexeme would be exceeded by this operation.
* @throws MaxLexiconsNumberExceededException
* The maximum number of lexicons would be exceeded by this operation.
* @throws ServiceFailureException
* An unknown condition has caused a service failure.
* @sample AmazonPolly.PutLexicon
*/
@Override
public PutLexiconResult putLexicon(PutLexiconRequest putLexiconRequest) {
ValidationUtils.assertStringNotEmpty(StringUtils.fromString(putLexiconRequest.getName()), "Name");
ExecutionContext executionContext = createExecutionContext(putLexiconRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
Request request = null;
Response response = null;
try {
awsRequestMetrics.startEvent(Field.RequestMarshallTime);
try {
request = new PutLexiconRequestMarshaller(protocolFactory).marshall(super.beforeMarshalling(putLexiconRequest));
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
} finally {
awsRequestMetrics.endEvent(Field.RequestMarshallTime);
}
HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler(new JsonOperationMetadata()
.withPayloadJson(true).withHasStreamingSuccessResponse(false), new PutLexiconResultJsonUnmarshaller());
response = invoke(request, responseHandler, executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Synthesizes UTF-8 input, plain text or SSML, to a stream of bytes. SSML input must be valid, well-formed SSML.
* Some alphabets might not be available with all the voices (for example, Cyrillic might not be read at all by
* English voices) unless phoneme mapping is used. For more information, see How it Works.
*
*
* @param synthesizeSpeechRequest
* @return Result of the SynthesizeSpeech operation returned by the service.
* @throws TextLengthExceededException
* The value of the "Text" parameter is longer than the accepted limits. The limit for input text is a
* maximum of 3000 characters total, of which no more than 1500 can be billed characters. SSML tags are not
* counted as billed characters.
* @throws InvalidSampleRateException
* The specified sample rate is not valid.
* @throws InvalidSsmlException
* The SSML you provided is invalid. Verify the SSML syntax, spelling of tags and values, and then try
* again.
* @throws LexiconNotFoundException
* Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its
* name is misspelled or specifying a lexicon that is in a different region.
*
* Verify that the lexicon exists, is in the region (see ListLexicons) and that you spelled its name
* is spelled correctly. Then try again.
* @throws ServiceFailureException
* An unknown condition has caused a service failure.
* @sample AmazonPolly.SynthesizeSpeech
*/
@Override
public SynthesizeSpeechResult synthesizeSpeech(SynthesizeSpeechRequest synthesizeSpeechRequest) {
ExecutionContext executionContext = createExecutionContext(synthesizeSpeechRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
Request request = null;
Response response = null;
try {
awsRequestMetrics.startEvent(Field.RequestMarshallTime);
try {
request = new SynthesizeSpeechRequestMarshaller(protocolFactory).marshall(super.beforeMarshalling(synthesizeSpeechRequest));
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
} finally {
awsRequestMetrics.endEvent(Field.RequestMarshallTime);
}
HttpResponseHandler> responseHandler = protocolFactory.createResponseHandler(
new JsonOperationMetadata().withPayloadJson(false).withHasStreamingSuccessResponse(true), new SynthesizeSpeechResultJsonUnmarshaller());
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) {
executionContext.setCredentialsProvider(CredentialUtils.getCredentialsProvider(request.getOriginalRequest(), awsCredentialsProvider));
return doInvoke(request, responseHandler, executionContext);
}
/**
* 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);
}
/**
* 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) {
request.setEndpoint(endpoint);
request.setTimeOffset(timeOffset);
HttpResponseHandler errorResponseHandler = protocolFactory.createErrorResponseHandler(new JsonErrorResponseMetadata());
return client.execute(request, responseHandler, errorResponseHandler, executionContext);
}
}