com.cirrustech.publisher

Class FileBasedMetricsPublisher

java.lang.Object

com.cirrustech.publisher.FileBasedMetricsPublisher

All Implemented Interfaces:

MetricsPublisher

public class FileBasedMetricsPublisher
extends Object
implements MetricsPublisher

Metrics publisher using a file as a buffer. Metrics are accumulated to a file and from that another process reads and publish to CW.

Constructor Summary

Constructors

Constructor and Description
FileBasedMetricsPublisher(com.amazonaws.services.cloudwatch.AmazonCloudWatch client, String filePath, String namespace, int millisBetweenRun) Constructor.
FileBasedMetricsPublisher(com.amazonaws.services.cloudwatch.AmazonCloudWatch client, String filePath, String namespace, int millisBetweenRun, int logsRetentionPeriodMillis) Constructor.

Method Summary

Modifier and Type	Method and Description
void	closePublisher() Close the publishing channel.
void	publish(Collection<com.amazonaws.services.cloudwatch.model.MetricDatum> metrics) Publish a collection of metrics to CW.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FileBasedMetricsPublisher

public FileBasedMetricsPublisher(com.amazonaws.services.cloudwatch.AmazonCloudWatch client,
                                 String filePath,
                                 String namespace,
                                 int millisBetweenRun)

Constructor.

Parameters:

client - - AWS CloudWatch client

filePath - - path where to store files

namespace - - namespace used for CW publishing

millisBetweenRun - - time interval in millis between 2 file reads

FileBasedMetricsPublisher

public FileBasedMetricsPublisher(com.amazonaws.services.cloudwatch.AmazonCloudWatch client,
                                 String filePath,
                                 String namespace,
                                 int millisBetweenRun,
                                 int logsRetentionPeriodMillis)

Constructor.

Parameters:

client - - AWS CloudWatch client

filePath - - path where to store files

namespace - - namespace used for CW publishing

millisBetweenRun - - time interval in millis between 2 file reads

logsRetentionPeriodMillis - - time interval in millis while logs are stored on disk

Method Detail

publish

public void publish(Collection<com.amazonaws.services.cloudwatch.model.MetricDatum> metrics)
             throws IOException

Publish a collection of metrics to CW.

Specified by:

publish in interface MetricsPublisher

Parameters:

metrics - metrics collection

Throws:

IOException - - if an IO exception occurs

closePublisher

public void closePublisher()

Close the publishing channel.

Specified by:

closePublisher in interface MetricsPublisher