Package org.elasticsearch.xpack.esql.plan.logical.promql.selector

Class LabelMatcher

java.lang.Object

org.elasticsearch.xpack.esql.plan.logical.promql.selector.LabelMatcher

public class LabelMatcher
extends Object

PromQL label matcher between a label name, a value pattern and match type (=, !=, =~, !~). Examples: {job="api"} → [LabelMatcher("job", "api", EQ)] {status=~"5.."} → [LabelMatcher("status", "5..", REG)] {env!~"test|dev"} → [LabelMatcher("env", "test|dev", NREG)]

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	LabelMatcher.Matcher

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME

Constructor Summary

Constructors

Constructor	Description
LabelMatcher(String name, String value, LabelMatcher.Matcher matcher)

Method Summary

Modifier and Type	Method	Description
org.apache.lucene.util.automaton.Automaton	automaton()
boolean	equals(Object o)
int	hashCode()
LabelMatcher.Matcher	matcher()
boolean	matchesAll()
boolean	matchesEmpty()
boolean	matchesNone()
String	name()
String	toString()
String	value()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

NAME

public static final String NAME

See Also:

• Constant Field Values

Constructor Details

LabelMatcher

public LabelMatcher(String name,
 String value,
 LabelMatcher.Matcher matcher)

Method Details

name

public String name()

value

public String value()

matcher

public LabelMatcher.Matcher matcher()

automaton

public org.apache.lucene.util.automaton.Automaton automaton()

matchesAll

public boolean matchesAll()

matchesNone

public boolean matchesNone()

matchesEmpty

public boolean matchesEmpty()

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object