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/*
* Copyright 2010-2015 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.cloudsearchdomain;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import com.amazonaws.AmazonClientException;
import com.amazonaws.AmazonServiceException;
import com.amazonaws.handlers.AsyncHandler;
import com.amazonaws.ClientConfiguration;
import com.amazonaws.auth.AWSCredentials;
import com.amazonaws.auth.AWSCredentialsProvider;
import com.amazonaws.auth.DefaultAWSCredentialsProviderChain;
import com.amazonaws.services.cloudsearchdomain.model.*;
/**
* Asynchronous client for accessing AmazonCloudSearchDomain.
* All asynchronous calls made using this client are non-blocking. Callers could either
* process the result and handle the exceptions in the worker thread by providing a callback handler
* when making the call, or use the returned Future object to check the result of the call in the calling thread.
*
* You use the AmazonCloudSearch2013 API to upload documents to a search
* domain and search those documents.
*
*
* The endpoints for submitting UploadDocuments ,
* Search , and Suggest
* requests are domain-specific. To get the endpoints for your domain,
* use the Amazon CloudSearch configuration service
* DescribeDomains action. The domain endpoints are also
* displayed on the domain dashboard in the Amazon CloudSearch console.
* You submit suggest requests to the search endpoint.
*
*
* For more information, see the
* Amazon CloudSearch Developer Guide
* .
*
*/
public class AmazonCloudSearchDomainAsyncClient extends AmazonCloudSearchDomainClient
implements AmazonCloudSearchDomainAsync {
/**
* Executor service for executing asynchronous requests.
*/
private ExecutorService executorService;
private static final int DEFAULT_THREAD_POOL_SIZE = 50;
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain. 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 AmazonCloudSearchDomainAsyncClient() {
this(new DefaultAWSCredentialsProviderChain());
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain. 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 AmazonCloudSearchDomain
* (ex: proxy settings, retry counts, etc.).
*
* @see DefaultAWSCredentialsProviderChain
*/
public AmazonCloudSearchDomainAsyncClient(ClientConfiguration clientConfiguration) {
this(new DefaultAWSCredentialsProviderChain(), clientConfiguration, Executors.newFixedThreadPool(clientConfiguration.getMaxConnections()));
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials.
* Default client settings will be used, and a fixed size thread pool will be
* created for executing the asynchronous tasks.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentials The AWS credentials (access key ID and secret key) to use
* when authenticating with AWS services.
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentials awsCredentials) {
this(awsCredentials, Executors.newFixedThreadPool(DEFAULT_THREAD_POOL_SIZE));
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials
* and executor service. Default client settings will be used.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use
* when authenticating with AWS services.
* @param executorService
* The executor service by which all asynchronous requests will
* be executed.
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentials awsCredentials, ExecutorService executorService) {
super(awsCredentials);
this.executorService = executorService;
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials,
* executor service, and client configuration options.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use
* when authenticating with AWS services.
* @param clientConfiguration
* Client configuration options (ex: max retry limit, proxy
* settings, etc).
* @param executorService
* The executor service by which all asynchronous requests will
* be executed.
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentials awsCredentials,
ClientConfiguration clientConfiguration, ExecutorService executorService) {
super(awsCredentials, clientConfiguration);
this.executorService = executorService;
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials provider.
* Default client settings will be used, and a fixed size thread pool will be
* created for executing the asynchronous tasks.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials
* to authenticate requests with AWS services.
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentialsProvider awsCredentialsProvider) {
this(awsCredentialsProvider, Executors.newFixedThreadPool(DEFAULT_THREAD_POOL_SIZE));
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials provider
* and executor service. Default client settings will be used.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials
* to authenticate requests with AWS services.
* @param executorService
* The executor service by which all asynchronous requests will
* be executed.
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentialsProvider awsCredentialsProvider, ExecutorService executorService) {
this(awsCredentialsProvider, new ClientConfiguration(), executorService);
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials
* provider and client configuration options.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials
* to authenticate requests with AWS services.
* @param clientConfiguration
* Client configuration options (ex: max retry limit, proxy
* settings, etc).
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentialsProvider awsCredentialsProvider,
ClientConfiguration clientConfiguration) {
this(awsCredentialsProvider, clientConfiguration, Executors.newFixedThreadPool(clientConfiguration.getMaxConnections()));
}
/**
* Constructs a new asynchronous client to invoke service methods on
* AmazonCloudSearchDomain using the specified AWS account credentials
* provider, executor service, and client configuration options.
*
*
* All calls made using this new client object are non-blocking, and will immediately
* return a Java Future object that the caller can later check to see if the service
* call has actually completed.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials
* to authenticate requests with AWS services.
* @param clientConfiguration
* Client configuration options (ex: max retry limit, proxy
* settings, etc).
* @param executorService
* The executor service by which all asynchronous requests will
* be executed.
*/
public AmazonCloudSearchDomainAsyncClient(AWSCredentialsProvider awsCredentialsProvider,
ClientConfiguration clientConfiguration, ExecutorService executorService) {
super(awsCredentialsProvider, clientConfiguration);
this.executorService = executorService;
}
/**
* Returns the executor service used by this async client to execute
* requests.
*
* @return The executor service used by this async client to execute
* requests.
*/
public ExecutorService getExecutorService() {
return executorService;
}
/**
* Shuts down the client, releasing all managed resources. This includes
* forcibly terminating all pending asynchronous service calls. Clients who
* wish to give pending asynchronous service calls time to complete should
* call getExecutorService().shutdown() followed by
* getExecutorService().awaitTermination() prior to calling this method.
*/
@Override
public void shutdown() {
super.shutdown();
executorService.shutdownNow();
}
/**
*
* Posts a batch of documents to a search domain for indexing. A
* document batch is a collection of add and delete operations that
* represent the documents you want to add, update, or delete from your
* domain. Batches can be described in either JSON or XML. Each item that
* you want Amazon CloudSearch to return as a search result (such as a
* product) is represented as a document. Every document has a unique ID
* and one or more fields that contain the data that you want to search
* and return in results. Individual documents cannot contain more than
* 1 MB of data. The entire batch cannot exceed 5 MB. To get the best
* possible upload performance, group add and delete operations in
* batches that are close the 5 MB limit. Submitting a large volume of
* single-document batches can overload a domain's document service.
*
*
* The endpoint for submitting UploadDocuments requests is
* domain-specific. To get the document endpoint for your domain, use the
* Amazon CloudSearch configuration service DescribeDomains
* action. A domain's endpoints are also displayed on the domain
* dashboard in the Amazon CloudSearch console.
*
*
* For more information about formatting your data for Amazon
* CloudSearch, see
* Preparing Your Data in the Amazon CloudSearch Developer Guide . For more information about uploading data for indexing, see Uploading Data
* in the Amazon CloudSearch Developer Guide .
*
*
* @param uploadDocumentsRequest Container for the necessary parameters
* to execute the UploadDocuments operation on AmazonCloudSearchDomain.
*
* @return A Java Future object containing the response from the
* UploadDocuments service method, as returned by
* AmazonCloudSearchDomain.
*
*
* @throws AmazonClientException
* If any internal errors are encountered inside the client while
* attempting to make the request or handle the response. For example
* if a network connection is not available.
* @throws AmazonServiceException
* If an error response is returned by AmazonCloudSearchDomain indicating
* either a problem with the data in the request, or a server side issue.
*/
public Future uploadDocumentsAsync(final UploadDocumentsRequest uploadDocumentsRequest)
throws AmazonServiceException, AmazonClientException {
return executorService.submit(new Callable() {
public UploadDocumentsResult call() throws Exception {
return uploadDocuments(uploadDocumentsRequest);
}
});
}
/**
*
* Posts a batch of documents to a search domain for indexing. A
* document batch is a collection of add and delete operations that
* represent the documents you want to add, update, or delete from your
* domain. Batches can be described in either JSON or XML. Each item that
* you want Amazon CloudSearch to return as a search result (such as a
* product) is represented as a document. Every document has a unique ID
* and one or more fields that contain the data that you want to search
* and return in results. Individual documents cannot contain more than
* 1 MB of data. The entire batch cannot exceed 5 MB. To get the best
* possible upload performance, group add and delete operations in
* batches that are close the 5 MB limit. Submitting a large volume of
* single-document batches can overload a domain's document service.
*
*
* The endpoint for submitting UploadDocuments requests is
* domain-specific. To get the document endpoint for your domain, use the
* Amazon CloudSearch configuration service DescribeDomains
* action. A domain's endpoints are also displayed on the domain
* dashboard in the Amazon CloudSearch console.
*
*
* For more information about formatting your data for Amazon
* CloudSearch, see
* Preparing Your Data in the Amazon CloudSearch Developer Guide . For more information about uploading data for indexing, see Uploading Data
* in the Amazon CloudSearch Developer Guide .
*
*
* @param uploadDocumentsRequest Container for the necessary parameters
* to execute the UploadDocuments operation on AmazonCloudSearchDomain.
* @param asyncHandler Asynchronous callback handler for events in the
* life-cycle of the request. Users could provide the implementation of
* the four callback methods in this interface to process the operation
* result or handle the exception.
*
* @return A Java Future object containing the response from the
* UploadDocuments service method, as returned by
* AmazonCloudSearchDomain.
*
*
* @throws AmazonClientException
* If any internal errors are encountered inside the client while
* attempting to make the request or handle the response. For example
* if a network connection is not available.
* @throws AmazonServiceException
* If an error response is returned by AmazonCloudSearchDomain indicating
* either a problem with the data in the request, or a server side issue.
*/
public Future uploadDocumentsAsync(
final UploadDocumentsRequest uploadDocumentsRequest,
final AsyncHandler asyncHandler)
throws AmazonServiceException, AmazonClientException {
return executorService.submit(new Callable() {
public UploadDocumentsResult call() throws Exception {
UploadDocumentsResult result;
try {
result = uploadDocuments(uploadDocumentsRequest);
} catch (Exception ex) {
asyncHandler.onError(ex);
throw ex;
}
asyncHandler.onSuccess(uploadDocumentsRequest, result);
return result;
}
});
}
/**
*
* Retrieves autocomplete suggestions for a partial query string. You
* can use suggestions enable you to display likely matches before users
* finish typing. In Amazon CloudSearch, suggestions are based on the
* contents of a particular text field. When you request suggestions,
* Amazon CloudSearch finds all of the documents whose values in the
* suggester field start with the specified query string. The beginning
* of the field must match the query string to be considered a match.
*
*
* For more information about configuring suggesters and retrieving
* suggestions, see
* Getting Suggestions
* in the Amazon CloudSearch Developer Guide .
*
*
* The endpoint for submitting Suggest requests is
* domain-specific. You submit suggest requests to a domain's search
* endpoint. To get the search endpoint for your domain, use the Amazon
* CloudSearch configuration service DescribeDomains action.
* A domain's endpoints are also displayed on the domain dashboard in the
* Amazon CloudSearch console.
*
*
* @param suggestRequest Container for the necessary parameters to
* execute the Suggest operation on AmazonCloudSearchDomain.
*
* @return A Java Future object containing the response from the Suggest
* service method, as returned by AmazonCloudSearchDomain.
*
*
* @throws AmazonClientException
* If any internal errors are encountered inside the client while
* attempting to make the request or handle the response. For example
* if a network connection is not available.
* @throws AmazonServiceException
* If an error response is returned by AmazonCloudSearchDomain indicating
* either a problem with the data in the request, or a server side issue.
*/
public Future suggestAsync(final SuggestRequest suggestRequest)
throws AmazonServiceException, AmazonClientException {
return executorService.submit(new Callable() {
public SuggestResult call() throws Exception {
return suggest(suggestRequest);
}
});
}
/**
*
* Retrieves autocomplete suggestions for a partial query string. You
* can use suggestions enable you to display likely matches before users
* finish typing. In Amazon CloudSearch, suggestions are based on the
* contents of a particular text field. When you request suggestions,
* Amazon CloudSearch finds all of the documents whose values in the
* suggester field start with the specified query string. The beginning
* of the field must match the query string to be considered a match.
*
*
* For more information about configuring suggesters and retrieving
* suggestions, see
* Getting Suggestions
* in the Amazon CloudSearch Developer Guide .
*
*
* The endpoint for submitting Suggest requests is
* domain-specific. You submit suggest requests to a domain's search
* endpoint. To get the search endpoint for your domain, use the Amazon
* CloudSearch configuration service DescribeDomains action.
* A domain's endpoints are also displayed on the domain dashboard in the
* Amazon CloudSearch console.
*
*
* @param suggestRequest Container for the necessary parameters to
* execute the Suggest operation on AmazonCloudSearchDomain.
* @param asyncHandler Asynchronous callback handler for events in the
* life-cycle of the request. Users could provide the implementation of
* the four callback methods in this interface to process the operation
* result or handle the exception.
*
* @return A Java Future object containing the response from the Suggest
* service method, as returned by AmazonCloudSearchDomain.
*
*
* @throws AmazonClientException
* If any internal errors are encountered inside the client while
* attempting to make the request or handle the response. For example
* if a network connection is not available.
* @throws AmazonServiceException
* If an error response is returned by AmazonCloudSearchDomain indicating
* either a problem with the data in the request, or a server side issue.
*/
public Future suggestAsync(
final SuggestRequest suggestRequest,
final AsyncHandler asyncHandler)
throws AmazonServiceException, AmazonClientException {
return executorService.submit(new Callable() {
public SuggestResult call() throws Exception {
SuggestResult result;
try {
result = suggest(suggestRequest);
} catch (Exception ex) {
asyncHandler.onError(ex);
throw ex;
}
asyncHandler.onSuccess(suggestRequest, result);
return result;
}
});
}
/**
*
* Retrieves a list of documents that match the specified search
* criteria. How you specify the search criteria depends on which query
* parser you use. Amazon CloudSearch supports four query parsers:
*
*
*
* -
simple : search all text and
* text-array fields for the specified string. Search for
* phrases, individual terms, and prefixes.
* -
structured : search specific fields, construct
* compound queries using Boolean operators, and use advanced features
* such as term boosting and proximity searching.
* -
lucene : specify search criteria using the Apache
* Lucene query parser syntax.
* -
dismax : specify search criteria using the
* simplified subset of the Apache Lucene query parser syntax defined by
* the DisMax query parser.
*
*
*
* For more information, see
* Searching Your Data
* in the Amazon CloudSearch Developer Guide .
*
*
* The endpoint for submitting Search requests is
* domain-specific. You submit search requests to a domain's search
* endpoint. To get the search endpoint for your domain, use the Amazon
* CloudSearch configuration service DescribeDomains action.
* A domain's endpoints are also displayed on the domain dashboard in the
* Amazon CloudSearch console.
*
*
* @param searchRequest Container for the necessary parameters to execute
* the Search operation on AmazonCloudSearchDomain.
*
* @return A Java Future object containing the response from the Search
* service method, as returned by AmazonCloudSearchDomain.
*
*
* @throws AmazonClientException
* If any internal errors are encountered inside the client while
* attempting to make the request or handle the response. For example
* if a network connection is not available.
* @throws AmazonServiceException
* If an error response is returned by AmazonCloudSearchDomain indicating
* either a problem with the data in the request, or a server side issue.
*/
public Future searchAsync(final SearchRequest searchRequest)
throws AmazonServiceException, AmazonClientException {
return executorService.submit(new Callable() {
public SearchResult call() throws Exception {
return search(searchRequest);
}
});
}
/**
*
* Retrieves a list of documents that match the specified search
* criteria. How you specify the search criteria depends on which query
* parser you use. Amazon CloudSearch supports four query parsers:
*
*
*
* -
simple : search all text and
* text-array fields for the specified string. Search for
* phrases, individual terms, and prefixes.
* -
structured : search specific fields, construct
* compound queries using Boolean operators, and use advanced features
* such as term boosting and proximity searching.
* -
lucene : specify search criteria using the Apache
* Lucene query parser syntax.
* -
dismax : specify search criteria using the
* simplified subset of the Apache Lucene query parser syntax defined by
* the DisMax query parser.
*
*
*
* For more information, see
* Searching Your Data
* in the Amazon CloudSearch Developer Guide .
*
*
* The endpoint for submitting Search requests is
* domain-specific. You submit search requests to a domain's search
* endpoint. To get the search endpoint for your domain, use the Amazon
* CloudSearch configuration service DescribeDomains action.
* A domain's endpoints are also displayed on the domain dashboard in the
* Amazon CloudSearch console.
*
*
* @param searchRequest Container for the necessary parameters to execute
* the Search operation on AmazonCloudSearchDomain.
* @param asyncHandler Asynchronous callback handler for events in the
* life-cycle of the request. Users could provide the implementation of
* the four callback methods in this interface to process the operation
* result or handle the exception.
*
* @return A Java Future object containing the response from the Search
* service method, as returned by AmazonCloudSearchDomain.
*
*
* @throws AmazonClientException
* If any internal errors are encountered inside the client while
* attempting to make the request or handle the response. For example
* if a network connection is not available.
* @throws AmazonServiceException
* If an error response is returned by AmazonCloudSearchDomain indicating
* either a problem with the data in the request, or a server side issue.
*/
public Future searchAsync(
final SearchRequest searchRequest,
final AsyncHandler asyncHandler)
throws AmazonServiceException, AmazonClientException {
return executorService.submit(new Callable() {
public SearchResult call() throws Exception {
SearchResult result;
try {
result = search(searchRequest);
} catch (Exception ex) {
asyncHandler.onError(ex);
throw ex;
}
asyncHandler.onSuccess(searchRequest, result);
return result;
}
});
}
}