org.jppf.utils.stats

Class JPPFStatisticsHelper

java.lang.Object

org.jppf.utils.stats.JPPFStatisticsHelper

public final class JPPFStatisticsHelper
extends Object

This helper class holds the constants definitions for the labels of the statistics snapshots used in JPPF, along with utility methods.

Field Summary

Fields

Modifier and Type	Field and Description
static String	CLIENT_CLASS_REQUESTS_TIME Time for class loading requests from nodes to complete.
static String	CLIENT_IN_TRAFFIC Bytes received from remote clients.
static String	CLIENT_OUT_TRAFFIC Bytes sent to remote clients.
static String	CLIENTS Number of client connections.
static String	EXECUTION Execution times including server/nodes transport overhead.
static String	IDLE_NODES Number of idle connected nodes.
static String	JOB_COUNT Jobs counters.
static String	JOB_TASKS Number of tasks in jobs.
static String	JOB_TIME Jobs times.
static String	JOB_TOTAL Total number of submitted jobs.
static String	NODE_CLASS_REQUESTS_TIME Time for class loading requests from nodes to complete.
static String	NODE_EXECUTION Execution times in the nodes.
static String	NODE_IN_TRAFFIC Bytes received from remote nodes.
static String	NODE_OUT_TRAFFIC Bytes sent to remote nodes.
static String	NODES Number of connected nodes.
static String	PEER_IN_TRAFFIC Bytes received from remote peer servers.
static String	PEER_OUT_TRAFFIC Bytes sent to remote peer servers.
static String	TASK_DISPATCH Count of tasks dispatched to nodes.
static String	TASK_QUEUE_COUNT Queue tasks count.
static String	TASK_QUEUE_TIME Queue tasks times.
static String	TASK_QUEUE_TOTAL Total queued tasks.
static String	TRANSPORT_TIME JPPF and network transport overhead.
static String	UNIDENTIFIED_IN_TRAFFIC Bytes received from unidentified remote peers.
static String	UNIDENTIFIED_OUT_TRAFFIC Bytes sent to unidentified remote peers.

Constructor Summary

Constructors

Constructor and Description
JPPFStatisticsHelper()

Method Summary

Methods

Modifier and Type	Method and Description
static String	getLocalizedLabel(JPPFSnapshot snapshot) Get the localized translation of the label of the specified snapshot in the current locale.
static String	getLocalizedLabel(JPPFSnapshot snapshot, Locale locale) Get the localized translation of the label of the specified snapshot in the specified locale.
static boolean	isCumulative(JPPFSnapshot snapshot) Determine wether the specified snapshot is a cumulative snapshot.
static boolean	isNonCumulative(JPPFSnapshot snapshot) Determine wether the specified snapshot is a non-cumulative snapshot.
static boolean	isSingleValue(JPPFSnapshot snapshot) Determine wether the specified snapshot is a single value snapshot.
static void	toProperties(TypedProperties statsProperties, JPPFSnapshot snapshot) Add or update the values of the specified snapshot as properties in the specified set of properties.

Methods inherited from class java.lang.Object

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

Field Detail

TASK_DISPATCH

public static final String TASK_DISPATCH

Count of tasks dispatched to nodes.

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Constant Field Values

EXECUTION

public static final String EXECUTION

Execution times including server/nodes transport overhead.

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Constant Field Values

NODE_EXECUTION

public static final String NODE_EXECUTION

Execution times in the nodes.

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Constant Field Values

TRANSPORT_TIME

public static final String TRANSPORT_TIME

JPPF and network transport overhead.

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Constant Field Values

TASK_QUEUE_TOTAL

public static final String TASK_QUEUE_TOTAL

Total queued tasks.

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Constant Field Values

TASK_QUEUE_COUNT

public static final String TASK_QUEUE_COUNT

Queue tasks count.

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Constant Field Values

TASK_QUEUE_TIME

public static final String TASK_QUEUE_TIME

Queue tasks times.

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Constant Field Values

JOB_TOTAL

public static final String JOB_TOTAL

Total number of submitted jobs.

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Constant Field Values

JOB_COUNT

public static final String JOB_COUNT

Jobs counters.

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Constant Field Values

JOB_TIME

public static final String JOB_TIME

Jobs times.

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Constant Field Values

JOB_TASKS

public static final String JOB_TASKS

Number of tasks in jobs.

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Constant Field Values

NODES

public static final String NODES

Number of connected nodes.

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Constant Field Values

IDLE_NODES

public static final String IDLE_NODES

Number of idle connected nodes.

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Constant Field Values

CLIENTS

public static final String CLIENTS

Number of client connections.

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Constant Field Values

NODE_CLASS_REQUESTS_TIME

public static final String NODE_CLASS_REQUESTS_TIME

Time for class loading requests from nodes to complete.

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Constant Field Values

CLIENT_CLASS_REQUESTS_TIME

public static final String CLIENT_CLASS_REQUESTS_TIME

Time for class loading requests from nodes to complete.

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Constant Field Values

NODE_IN_TRAFFIC

public static final String NODE_IN_TRAFFIC

Bytes received from remote nodes.

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Constant Field Values

NODE_OUT_TRAFFIC

public static final String NODE_OUT_TRAFFIC

Bytes sent to remote nodes.

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Constant Field Values

CLIENT_IN_TRAFFIC

public static final String CLIENT_IN_TRAFFIC

Bytes received from remote clients.

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Constant Field Values

CLIENT_OUT_TRAFFIC

public static final String CLIENT_OUT_TRAFFIC

Bytes sent to remote clients.

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Constant Field Values

PEER_IN_TRAFFIC

public static final String PEER_IN_TRAFFIC

Bytes received from remote peer servers.

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Constant Field Values

PEER_OUT_TRAFFIC

public static final String PEER_OUT_TRAFFIC

Bytes sent to remote peer servers.

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Constant Field Values

UNIDENTIFIED_IN_TRAFFIC

public static final String UNIDENTIFIED_IN_TRAFFIC

Bytes received from unidentified remote peers.

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Constant Field Values

UNIDENTIFIED_OUT_TRAFFIC

public static final String UNIDENTIFIED_OUT_TRAFFIC

Bytes sent to unidentified remote peers.

See Also:

Constant Field Values

Constructor Detail

JPPFStatisticsHelper

public JPPFStatisticsHelper()

Method Detail

isSingleValue

public static boolean isSingleValue(JPPFSnapshot snapshot)

Determine wether the specified snapshot is a single value snapshot.

Parameters:

snapshot - the snapshot to evaluate.

Returns:

true if the snapshot is a single value snapshot, false otherwise.

isCumulative

public static boolean isCumulative(JPPFSnapshot snapshot)

Determine wether the specified snapshot is a cumulative snapshot.

Parameters:

snapshot - the snapshot to evaluate.

Returns:

true if the snapshot is a cumulative snapshot, false otherwise.

isNonCumulative

public static boolean isNonCumulative(JPPFSnapshot snapshot)

Determine wether the specified snapshot is a non-cumulative snapshot.

Parameters:

snapshot - the snapshot to evaluate.

Returns:

true if the snapshot is a non-cumulative snapshot, false otherwise.

getLocalizedLabel

public static String getLocalizedLabel(JPPFSnapshot snapshot)

Get the localized translation of the label of the specified snapshot in the current locale.

Parameters:

snapshot - the snapshot whose label to translate.

Returns:

a translation of the label, or the label itself if no translation could be found.

getLocalizedLabel

public static String getLocalizedLabel(JPPFSnapshot snapshot,
                       Locale locale)

Get the localized translation of the label of the specified snapshot in the specified locale.

Parameters:

snapshot - the snapshot whose label to translate.

locale - the locale in which to translate.

Returns:

a translation of the label, or the label itself if no translation could be found.

toProperties

public static void toProperties(TypedProperties statsProperties,
                JPPFSnapshot snapshot)

Add or update the values of the specified snapshot as properties in the specified set of properties.

Parameters:

statsProperties - the set of properties to update.

snapshot - the snapshot to update from.