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/*
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*
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package com.sun.enterprise.admin.monitor.stats;
import org.glassfish.j2ee.statistics.Stats;
import org.glassfish.j2ee.statistics.CountStatistic;
/**
* A Stats interface to represent the statistical data exposed by an
* HTTP Listener. This include data about the GlobalRequestProcessor
* and the ThreadPool.
* The GlobalRequestProcessor collects data about request processing
* from each of the RequestProcessor threads.
* @author Murali Vempaty
* @since S1AS8.0
* @version 1.0
*/
public interface HTTPListenerStats extends Stats {
// GlobalRequestProcessor statistics for the listener
// TODO: Consolidate the statistics into Boundary or BoundedRange
// statistics, as necessitated. For now, will leave everything
// as a CountStatistic
/**
* Cumulative value of the bytesReceived by each of the
* RequestProcessors
* @return CountStatistic
*/
public CountStatistic getBytesReceived();
/**
* Cumulative value of the bytesSent by each of the
* RequestProcessors
* @return CountStatistic
*/
public CountStatistic getBytesSent();
/**
* Cumulative value of the errorCount of each of the
* RequestProcessors. The errorCount represents the number of
* cases where the response code was >= 400
* @return CountStatistic
*/
public CountStatistic getErrorCount();
/**
* The longest response time for a request. This is not a
* cumulative value, but is the maximum of the response times
* for each of the RequestProcessors.
* @return CountStatistic
*/
public CountStatistic getMaxTime();
/**
* Cumulative value of the processing times of each of the
* RequestProcessors. The processing time of a RequestProcessor
* is the average of request processing times over the request
* count.
* @return CountStatistic
*/
public CountStatistic getProcessingTime();
/**
* Cumulative number of the requests processed so far,
* by the RequestProcessors.
* @return CountStatistic
*/
public CountStatistic getRequestCount();
/**
* Returns the number of responses with a status code in the 2xx range
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code in the 2xx range
*/
public CountStatistic getCount2xx();
/**
* Returns the number of responses with a status code in the 3xx range
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code in the 3xx range
*/
public CountStatistic getCount3xx();
/**
* Returns the number of responses with a status code in the 4xx range
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code in the 4xx range
*/
public CountStatistic getCount4xx();
/**
* Returns the number of responses with a status code in the 5xx range
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code in the 5xx range
*/
public CountStatistic getCount5xx();
/**
* Returns the number of responses with a status code outside the 2xx,
* 3xx, 4xx, and 5xx range, sent by the HTTP listener whose statistics
* are exposed by this HTTPListenerStats
.
*
* @return Number of responses with a status code outside the 2xx, 3xx,
* 4xx, and 5xx range
*/
public CountStatistic getCountOther();
/**
* Returns the number of responses with a status code equal to 200
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 200
*/
public CountStatistic getCount200();
/**
* Returns the number of responses with a status code equal to 302
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 302
*/
public CountStatistic getCount302();
/**
* Returns the number of responses with a status code equal to 304
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 304
*/
public CountStatistic getCount304();
/**
* Returns the number of responses with a status code equal to 400
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 400
*/
public CountStatistic getCount400();
/**
* Returns the number of responses with a status code equal to 401
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 401
*/
public CountStatistic getCount401();
/**
* Returns the number of responses with a status code equal to 403
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 403
*/
public CountStatistic getCount403();
/**
* Returns the number of responses with a status code equal to 404
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 404
*/
public CountStatistic getCount404();
/**
* Returns the number of responses with a status code equal to 503
* sent by the HTTP listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Number of responses with a status code equal to 503
*/
public CountStatistic getCount503();
/**
* Returns the number of open connections managed by the HTTP listener
* whose statistics are exposed by this HTTPListenerStats
.
*
* @return Number of open connections
*/
public CountStatistic getCountOpenConnections();
/**
* Returns the maximum number of open connections managed by the HTTP
* listener whose statistics are exposed by this
* HTTPListenerStats
.
*
* @return Maximum number of open connections
*/
public CountStatistic getMaxOpenConnections();
// ThreadPool statistics for the listener
/**
* The number of request processing threads currently in the
* thread pool
* @return CountStatistic
*/
public CountStatistic getCurrentThreadCount();
/**
* The number of request processing threads currently in the
* thread pool, serving requests.
* @return CountStatistic
*/
public CountStatistic getCurrentThreadsBusy();
/**
* The maximum number of request processing threads that are
* created by the listener. It determines the maximum number of
* simultaneous requests that can be handled
* @return CountStatistic
*/
public CountStatistic getMaxThreads();
/**
* The maximum number of unused request processing threads that will
* be allowed to exist until the thread pool starts stopping the
* unnecessary threads.
* @return CountStatistic
*/
public CountStatistic getMaxSpareThreads();
/**
* The number of request processing threads that will be created
* when this listener is first started.
* @return CountStatistic
*/
public CountStatistic getMinSpareThreads();
}