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/*
* Copyright 2010-2014 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.cloudwatch;
import org.w3c.dom.*;
import java.net.*;
import java.util.*;
import java.util.Map.Entry;
import com.amazonaws.*;
import com.amazonaws.auth.*;
import com.amazonaws.handlers.*;
import com.amazonaws.http.*;
import com.amazonaws.internal.*;
import com.amazonaws.metrics.*;
import com.amazonaws.regions.*;
import com.amazonaws.transform.*;
import com.amazonaws.util.*;
import com.amazonaws.util.AWSRequestMetrics.Field;
import com.amazonaws.services.cloudwatch.model.*;
import com.amazonaws.services.cloudwatch.model.transform.*;
/**
* Client for accessing AmazonCloudWatch. All service calls made
* using this client are blocking, and will not return until the service call
* completes.
*
* Amazon CloudWatch
* This is the Amazon CloudWatch API Reference . This guide
* provides detailed information about Amazon CloudWatch actions, data
* types, parameters, and errors. For detailed information about Amazon
* CloudWatch features and their associated API calls, go to the
* Amazon CloudWatch Developer Guide
* .
*
*
* Amazon CloudWatch is a web service that enables you to publish,
* monitor, and manage various metrics, as well as configure alarm
* actions based on data from metrics. For more information about this
* product go to
* http://aws.amazon.com/cloudwatch
* .
*
*
* Use the following links to get started using the Amazon CloudWatch
* API Reference :
*
*
*
* -
* Actions
* : An alphabetical list of all Amazon CloudWatch actions.
* -
* Data Types
* : An alphabetical list of all Amazon CloudWatch data types.
* -
* Common Parameters
* : Parameters that all Query actions can use.
* -
* Common Errors
* : Client and server errors that all actions can return.
* -
* Regions and Endpoints
* : Itemized regions and endpoints for all AWS products.
* -
* WSDL Location
* : http://monitoring.amazonaws.com/doc/2010-08-01/CloudWatch.wsdl
*
*
*/
public class AmazonCloudWatchClient extends AmazonWebServiceClient implements AmazonCloudWatch {
/** Provider for AWS credentials. */
private AWSCredentialsProvider awsCredentialsProvider;
/**
* List of exception unmarshallers for all AmazonCloudWatch exceptions.
*/
protected final List> exceptionUnmarshallers
= new ArrayList>();
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch. 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 AmazonCloudWatchClient() {
this(new DefaultAWSCredentialsProviderChain(), new ClientConfiguration());
}
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch. 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 AmazonCloudWatch
* (ex: proxy settings, retry counts, etc.).
*
* @see DefaultAWSCredentialsProviderChain
*/
public AmazonCloudWatchClient(ClientConfiguration clientConfiguration) {
this(new DefaultAWSCredentialsProviderChain(), clientConfiguration);
}
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch 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 AmazonCloudWatchClient(AWSCredentials awsCredentials) {
this(awsCredentials, new ClientConfiguration());
}
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch 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 AmazonCloudWatch
* (ex: proxy settings, retry counts, etc.).
*/
public AmazonCloudWatchClient(AWSCredentials awsCredentials, ClientConfiguration clientConfiguration) {
super(clientConfiguration);
this.awsCredentialsProvider = new StaticCredentialsProvider(awsCredentials);
init();
}
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch 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 AmazonCloudWatchClient(AWSCredentialsProvider awsCredentialsProvider) {
this(awsCredentialsProvider, new ClientConfiguration());
}
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch 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 AmazonCloudWatch
* (ex: proxy settings, retry counts, etc.).
*/
public AmazonCloudWatchClient(AWSCredentialsProvider awsCredentialsProvider, ClientConfiguration clientConfiguration) {
this(awsCredentialsProvider, clientConfiguration, null);
}
/**
* Constructs a new client to invoke service methods on
* AmazonCloudWatch 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 AmazonCloudWatch
* (ex: proxy settings, retry counts, etc.).
* @param requestMetricCollector optional request metric collector
*/
public AmazonCloudWatchClient(AWSCredentialsProvider awsCredentialsProvider,
ClientConfiguration clientConfiguration,
RequestMetricCollector requestMetricCollector) {
super(clientConfiguration, requestMetricCollector);
this.awsCredentialsProvider = awsCredentialsProvider;
init();
}
private void init() {
exceptionUnmarshallers.add(new InvalidNextTokenExceptionUnmarshaller());
exceptionUnmarshallers.add(new InvalidParameterCombinationExceptionUnmarshaller());
exceptionUnmarshallers.add(new InvalidFormatExceptionUnmarshaller());
exceptionUnmarshallers.add(new LimitExceededExceptionUnmarshaller());
exceptionUnmarshallers.add(new InternalServiceExceptionUnmarshaller());
exceptionUnmarshallers.add(new ResourceNotFoundExceptionUnmarshaller());
exceptionUnmarshallers.add(new MissingRequiredParameterExceptionUnmarshaller());
exceptionUnmarshallers.add(new InvalidParameterValueExceptionUnmarshaller());
exceptionUnmarshallers.add(new StandardErrorUnmarshaller());
// calling this.setEndPoint(...) will also modify the signer accordingly
this.setEndpoint("monitoring.us-east-1.amazonaws.com");
HandlerChainFactory chainFactory = new HandlerChainFactory();
requestHandler2s.addAll(chainFactory.newRequestHandlerChain(
"/com/amazonaws/services/cloudwatch/request.handlers"));
requestHandler2s.addAll(chainFactory.newRequestHandler2Chain(
"/com/amazonaws/services/cloudwatch/request.handler2s"));
}
/**
*
* Creates or updates an alarm and associates it with the specified
* Amazon CloudWatch metric. Optionally, this operation can associate one
* or more Amazon Simple Notification Service resources with the alarm.
*
*
* When this operation creates an alarm, the alarm state is immediately
* set to INSUFFICIENT_DATA . The alarm is evaluated and
* its StateValue is set appropriately. Any actions
* associated with the StateValue is then executed.
*
*
* NOTE: When updating an existing alarm, its StateValue is left
* unchanged.
*
*
* @param putMetricAlarmRequest Container for the necessary parameters to
* execute the PutMetricAlarm service method on AmazonCloudWatch.
*
*
* @throws LimitExceededException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public void putMetricAlarm(PutMetricAlarmRequest putMetricAlarmRequest) {
ExecutionContext executionContext = createExecutionContext(putMetricAlarmRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new PutMetricAlarmRequestMarshaller().marshall(putMetricAlarmRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
invoke(request, null, executionContext);
} finally {
endClientExecution(awsRequestMetrics, request, null);
}
}
/**
*
* Publishes metric data points to Amazon CloudWatch. Amazon Cloudwatch
* associates the data points with the specified metric. If the specified
* metric does not exist, Amazon CloudWatch creates the metric.
*
*
* NOTE: If you create a metric with the PutMetricData action,
* allow up to fifteen minutes for the metric to appear in calls to the
* ListMetrics action.
*
*
* The size of a PutMetricData request is limited to 8 KB for HTTP GET
* requests and 40 KB for HTTP POST requests.
*
*
* IMPORTANT: Although the Value parameter accepts numbers of
* type Double, Amazon CloudWatch truncates values with very large
* exponents. Values with base-10 exponents greater than 126 (1 x 10^126)
* are truncated. Likewise, values with base-10 exponents less than -130
* (1 x 10^-130) are also truncated.
*
*
* @param putMetricDataRequest Container for the necessary parameters to
* execute the PutMetricData service method on AmazonCloudWatch.
*
*
* @throws InvalidParameterValueException
* @throws InternalServiceException
* @throws InvalidParameterCombinationException
* @throws MissingRequiredParameterException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public void putMetricData(PutMetricDataRequest putMetricDataRequest) {
ExecutionContext executionContext = createExecutionContext(putMetricDataRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new PutMetricDataRequestMarshaller().marshall(putMetricDataRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
invoke(request, null, executionContext);
} finally {
endClientExecution(awsRequestMetrics, request, null);
}
}
/**
*
* Returns a list of valid metrics stored for the AWS account owner.
* Returned metrics can be used with GetMetricStatistics to
* obtain statistical data for a given metric.
*
*
* NOTE: Up to 500 results are returned for any one call. To
* retrieve further results, use returned NextToken values with
* subsequent ListMetrics operations.
*
*
* NOTE: If you create a metric with the PutMetricData action,
* allow up to fifteen minutes for the metric to appear in calls to the
* ListMetrics action.
*
*
* @param listMetricsRequest Container for the necessary parameters to
* execute the ListMetrics service method on AmazonCloudWatch.
*
* @return The response from the ListMetrics service method, as returned
* by AmazonCloudWatch.
*
* @throws InternalServiceException
* @throws InvalidParameterValueException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public ListMetricsResult listMetrics(ListMetricsRequest listMetricsRequest) {
ExecutionContext executionContext = createExecutionContext(listMetricsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
Response response = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new ListMetricsRequestMarshaller().marshall(listMetricsRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
response = invoke(request, new ListMetricsResultStaxUnmarshaller(), executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Gets statistics for the specified metric.
*
*
* NOTE: The maximum number of data points returned from a single
* GetMetricStatistics request is 1,440. If a request is made that
* generates more than 1,440 data points, Amazon CloudWatch returns an
* error. In such a case, alter the request by narrowing the specified
* time range or increasing the specified period. Alternatively, make
* multiple requests across adjacent time ranges.
*
*
* Amazon CloudWatch aggregates data points based on the length of the
* period that you specify. For example, if you request
* statistics with a one-minute granularity, Amazon CloudWatch aggregates
* data points with time stamps that fall within the same one-minute
* period. In such a case, the data points queried can greatly outnumber
* the data points returned.
*
*
* NOTE: The maximum number of data points that can be queried is
* 50,850; whereas the maximum number of data points returned is 1,440.
*
*
* The following examples show various statistics allowed by the data
* point query maximum of 50,850 when you call
* GetMetricStatistics on Amazon EC2 instances with detailed
* (one-minute) monitoring enabled:
*
*
*
* - Statistics for up to 400 instances for a span of one hour
* - Statistics for up to 35 instances over a span of 24 hours
* - Statistics for up to 2 instances over a span of 2 weeks
*
*
*
* @param getMetricStatisticsRequest Container for the necessary
* parameters to execute the GetMetricStatistics service method on
* AmazonCloudWatch.
*
* @return The response from the GetMetricStatistics service method, as
* returned by AmazonCloudWatch.
*
* @throws InvalidParameterValueException
* @throws InternalServiceException
* @throws InvalidParameterCombinationException
* @throws MissingRequiredParameterException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public GetMetricStatisticsResult getMetricStatistics(GetMetricStatisticsRequest getMetricStatisticsRequest) {
ExecutionContext executionContext = createExecutionContext(getMetricStatisticsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
Response response = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new GetMetricStatisticsRequestMarshaller().marshall(getMetricStatisticsRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
response = invoke(request, new GetMetricStatisticsResultStaxUnmarshaller(), executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Disables actions for the specified alarms. When an alarm's actions
* are disabled the alarm's state may change, but none of the alarm's
* actions will execute.
*
*
* @param disableAlarmActionsRequest Container for the necessary
* parameters to execute the DisableAlarmActions service method on
* AmazonCloudWatch.
*
*
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public void disableAlarmActions(DisableAlarmActionsRequest disableAlarmActionsRequest) {
ExecutionContext executionContext = createExecutionContext(disableAlarmActionsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new DisableAlarmActionsRequestMarshaller().marshall(disableAlarmActionsRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
invoke(request, null, executionContext);
} finally {
endClientExecution(awsRequestMetrics, request, null);
}
}
/**
*
* Retrieves alarms with the specified names. If no name is specified,
* all alarms for the user are returned. Alarms can be retrieved by using
* only a prefix for the alarm name, the alarm state, or a prefix for any
* action.
*
*
* @param describeAlarmsRequest Container for the necessary parameters to
* execute the DescribeAlarms service method on AmazonCloudWatch.
*
* @return The response from the DescribeAlarms service method, as
* returned by AmazonCloudWatch.
*
* @throws InvalidNextTokenException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public DescribeAlarmsResult describeAlarms(DescribeAlarmsRequest describeAlarmsRequest) {
ExecutionContext executionContext = createExecutionContext(describeAlarmsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
Response response = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new DescribeAlarmsRequestMarshaller().marshall(describeAlarmsRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
response = invoke(request, new DescribeAlarmsResultStaxUnmarshaller(), executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Retrieves all alarms for a single metric. Specify a statistic,
* period, or unit to filter the set of alarms further.
*
*
* @param describeAlarmsForMetricRequest Container for the necessary
* parameters to execute the DescribeAlarmsForMetric service method on
* AmazonCloudWatch.
*
* @return The response from the DescribeAlarmsForMetric service method,
* as returned by AmazonCloudWatch.
*
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public DescribeAlarmsForMetricResult describeAlarmsForMetric(DescribeAlarmsForMetricRequest describeAlarmsForMetricRequest) {
ExecutionContext executionContext = createExecutionContext(describeAlarmsForMetricRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
Response response = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new DescribeAlarmsForMetricRequestMarshaller().marshall(describeAlarmsForMetricRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
response = invoke(request, new DescribeAlarmsForMetricResultStaxUnmarshaller(), executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Retrieves history for the specified alarm. Filter alarms by date
* range or item type. If an alarm name is not specified, Amazon
* CloudWatch returns histories for all of the owner's alarms.
*
*
* NOTE: Amazon CloudWatch retains the history of an alarm for
* two weeks, whether or not you delete the alarm.
*
*
* @param describeAlarmHistoryRequest Container for the necessary
* parameters to execute the DescribeAlarmHistory service method on
* AmazonCloudWatch.
*
* @return The response from the DescribeAlarmHistory service method, as
* returned by AmazonCloudWatch.
*
* @throws InvalidNextTokenException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public DescribeAlarmHistoryResult describeAlarmHistory(DescribeAlarmHistoryRequest describeAlarmHistoryRequest) {
ExecutionContext executionContext = createExecutionContext(describeAlarmHistoryRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
Response response = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new DescribeAlarmHistoryRequestMarshaller().marshall(describeAlarmHistoryRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
response = invoke(request, new DescribeAlarmHistoryResultStaxUnmarshaller(), executionContext);
return response.getAwsResponse();
} finally {
endClientExecution(awsRequestMetrics, request, response);
}
}
/**
*
* Enables actions for the specified alarms.
*
*
* @param enableAlarmActionsRequest Container for the necessary
* parameters to execute the EnableAlarmActions service method on
* AmazonCloudWatch.
*
*
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public void enableAlarmActions(EnableAlarmActionsRequest enableAlarmActionsRequest) {
ExecutionContext executionContext = createExecutionContext(enableAlarmActionsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new EnableAlarmActionsRequestMarshaller().marshall(enableAlarmActionsRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
invoke(request, null, executionContext);
} finally {
endClientExecution(awsRequestMetrics, request, null);
}
}
/**
*
* Deletes all specified alarms. In the event of an error, no alarms are
* deleted.
*
*
* @param deleteAlarmsRequest Container for the necessary parameters to
* execute the DeleteAlarms service method on AmazonCloudWatch.
*
*
* @throws ResourceNotFoundException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public void deleteAlarms(DeleteAlarmsRequest deleteAlarmsRequest) {
ExecutionContext executionContext = createExecutionContext(deleteAlarmsRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new DeleteAlarmsRequestMarshaller().marshall(deleteAlarmsRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
invoke(request, null, executionContext);
} finally {
endClientExecution(awsRequestMetrics, request, null);
}
}
/**
*
* Temporarily sets the state of an alarm. When the updated
* StateValue differs from the previous value, the action
* configured for the appropriate state is invoked. This is not a
* permanent change. The next periodic alarm check (in about a minute)
* will set the alarm to its actual state.
*
*
* @param setAlarmStateRequest Container for the necessary parameters to
* execute the SetAlarmState service method on AmazonCloudWatch.
*
*
* @throws ResourceNotFoundException
* @throws InvalidFormatException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public void setAlarmState(SetAlarmStateRequest setAlarmStateRequest) {
ExecutionContext executionContext = createExecutionContext(setAlarmStateRequest);
AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
Request request = null;
awsRequestMetrics.startEvent(Field.ClientExecuteTime);
try {
request = new SetAlarmStateRequestMarshaller().marshall(setAlarmStateRequest);
// Binds the request metrics to the current request.
request.setAWSRequestMetrics(awsRequestMetrics);
invoke(request, null, executionContext);
} finally {
endClientExecution(awsRequestMetrics, request, null);
}
}
/**
*
* Returns a list of valid metrics stored for the AWS account owner.
* Returned metrics can be used with GetMetricStatistics to
* obtain statistical data for a given metric.
*
*
* NOTE: Up to 500 results are returned for any one call. To
* retrieve further results, use returned NextToken values with
* subsequent ListMetrics operations.
*
*
* NOTE: If you create a metric with the PutMetricData action,
* allow up to fifteen minutes for the metric to appear in calls to the
* ListMetrics action.
*
*
* @return The response from the ListMetrics service method, as returned
* by AmazonCloudWatch.
*
* @throws InternalServiceException
* @throws InvalidParameterValueException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public ListMetricsResult listMetrics() throws AmazonServiceException, AmazonClientException {
return listMetrics(new ListMetricsRequest());
}
/**
*
* Retrieves alarms with the specified names. If no name is specified,
* all alarms for the user are returned. Alarms can be retrieved by using
* only a prefix for the alarm name, the alarm state, or a prefix for any
* action.
*
*
* @return The response from the DescribeAlarms service method, as
* returned by AmazonCloudWatch.
*
* @throws InvalidNextTokenException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public DescribeAlarmsResult describeAlarms() throws AmazonServiceException, AmazonClientException {
return describeAlarms(new DescribeAlarmsRequest());
}
/**
*
* Retrieves history for the specified alarm. Filter alarms by date
* range or item type. If an alarm name is not specified, Amazon
* CloudWatch returns histories for all of the owner's alarms.
*
*
* NOTE: Amazon CloudWatch retains the history of an alarm for
* two weeks, whether or not you delete the alarm.
*
*
* @return The response from the DescribeAlarmHistory service method, as
* returned by AmazonCloudWatch.
*
* @throws InvalidNextTokenException
*
* @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 AmazonCloudWatch indicating
* either a problem with the data in the request, or a server side issue.
*/
public DescribeAlarmHistoryResult describeAlarmHistory() throws AmazonServiceException, AmazonClientException {
return describeAlarmHistory(new DescribeAlarmHistoryRequest());
}
/**
* 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);
}
private Response invoke(Request request,
Unmarshaller unmarshaller,
ExecutionContext executionContext)
{
request.setEndpoint(endpoint);
request.setTimeOffset(timeOffset);
AmazonWebServiceRequest originalRequest = request.getOriginalRequest();
for (Entry entry : originalRequest.copyPrivateRequestParameters().entrySet()) {
request.addParameter(entry.getKey(), entry.getValue());
}
AWSCredentials credentials = awsCredentialsProvider.getCredentials();
if (originalRequest.getRequestCredentials() != null) {
credentials = originalRequest.getRequestCredentials();
}
executionContext.setCredentials(credentials);
StaxResponseHandler responseHandler = new StaxResponseHandler(unmarshaller);
DefaultErrorResponseHandler errorResponseHandler = new DefaultErrorResponseHandler(exceptionUnmarshallers);
return client.execute(request, responseHandler, errorResponseHandler, executionContext);
}
}