com.hazelcast.client.impl.statistics

Class Statistics

java.lang.Object

com.hazelcast.client.impl.statistics.Statistics

public class Statistics
extends Object

This class is the main entry point for collecting and sending the client statistics to the cluster. If the client statistics feature is enabled it will be scheduled for periodic statistics collection and send.

Field Summary

Fields

Modifier and Type	Field and Description
static HazelcastProperty	ENABLED Use to enable the client statistics collection.
static HazelcastProperty	PERIOD_SECONDS The period in seconds the statistics runs.

Constructor Summary

Constructors

Constructor and Description
Statistics(HazelcastClientInstanceImpl clientInstance)

Method Summary

Modifier and Type	Method and Description
static void	escapeSpecialCharacters(StringBuilder buffer)
static void	escapeSpecialCharacters(StringBuilder buffer, int start)
static List<String>	split(String statString) This method uses ',' character by default.
static List<String>	split(String stat, int start, char splitChar)
void	start() Registers all client statistics and schedules periodic collection of stats.
static String	unescapeSpecialCharacters(String buffer)
static void	unescapeSpecialCharacters(StringBuilder buffer, int start)
static String	unescapeSpecialCharacters(String buffer, int start)

Methods inherited from class java.lang.Object

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

Field Detail

ENABLED

public static final HazelcastProperty ENABLED

Use to enable the client statistics collection.

The default is false.

PERIOD_SECONDS

public static final HazelcastProperty PERIOD_SECONDS

The period in seconds the statistics runs.

Constructor Detail

Statistics

public Statistics(HazelcastClientInstanceImpl clientInstance)

Method Detail

start

public final void start()

Registers all client statistics and schedules periodic collection of stats.

escapeSpecialCharacters

public static void escapeSpecialCharacters(StringBuilder buffer)

Parameters:

buffer - the string for which the special characters ',', '=', '\' are escaped properly

escapeSpecialCharacters

public static void escapeSpecialCharacters(StringBuilder buffer,
                                           int start)

unescapeSpecialCharacters

public static String unescapeSpecialCharacters(String buffer)

Parameters:

buffer - the string for which the escape character '\' is removed properly

Returns:

the unescaped string

unescapeSpecialCharacters

public static String unescapeSpecialCharacters(String buffer,
                                               int start)

unescapeSpecialCharacters

public static void unescapeSpecialCharacters(StringBuilder buffer,
                                             int start)

split

public static List<String> split(String statString)

This method uses ',' character by default. It is for splitting into key=value tokens.

Parameters:

statString - the statistics string to be split

Returns:

a list of split strings

split

public static List<String> split(String stat,
                                 int start,
                                 char splitChar)

Parameters:

stat - statistics string to be split

start - the start index for splitting

splitChar - A special character to be used for split, e.g. '='

Returns:

a list of split strings