com.hazelcast.internal.metrics

Class MetricsUtil

java.lang.Object

com.hazelcast.internal.metrics.MetricsUtil

public final class MetricsUtil
extends Object

A utility to escape and parse metric key in tagged format:

     [tag1=value1,tag2=value2,...]
 

Method Summary

Modifier and Type	Method and Description
static boolean	containsSpecialCharacters(String namePart)
static String	escapeMetricNamePart(String namePart) Escapes a user-supplied string value that is to be used as metrics key tag or value.
static List<Map.Entry<String,String>>	parseMetricName(String metricName) Parses metric name in tagged format into a list of tag-value tuples.

Methods inherited from class java.lang.Object

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

Method Detail

escapeMetricNamePart

@Nonnull
public static String escapeMetricNamePart(@Nonnull
                                                   String namePart)

Escapes a user-supplied string value that is to be used as metrics key tag or value.

Prefixes comma (","), equals sign ("=") and backslash ("\") with another backslash.

containsSpecialCharacters

public static boolean containsSpecialCharacters(String namePart)

parseMetricName

@Nonnull
public static List<Map.Entry<String,String>> parseMetricName(@Nonnull
                                                                      String metricName)

Parses metric name in tagged format into a list of tag-value tuples. Correctly handles the escaped values.

Throws:

IllegalArgumentException - if the metricName format is invalid (missing square bracket, invalid escape, empty tag name...)