Class TagMapImpl

java.lang.Object

io.opencensus.tags.TagContext

io.opencensus.implcore.tags.TagMapImpl

@Immutable
public final class TagMapImpl
extends TagContext

Implementation of TagContext.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final class	TagMapImpl.TagIterator

Field Summary

Fields

Modifier and Type	Field	Description
static final TagMapImpl	EMPTY	Empty TagMapImpl with no tags.
private final Map<TagKey, TagValueWithMetadata>	tags

Constructor Summary

Constructors

Constructor	Description
TagMapImpl(Map<? extends TagKey, ? extends TagValueWithMetadata> tags)	Creates a new TagMapImpl with the given tags.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object other)	Returns true iff the other object is an instance of TagContext and contains the same key-value pairs.
protected Iterator<Tag>	getIterator()	Returns an iterator over the tags in this TagContext.
Map<TagKey, TagValueWithMetadata>	getTags()	Returns the tags of this TagMapImpl.

Methods inherited from class TagContext

hashCode, toString

Methods inherited from class Object

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

Field Details

EMPTY

public static final TagMapImpl EMPTY

Empty TagMapImpl with no tags.

tags

private final Map<TagKey, TagValueWithMetadata> tags

Constructor Details

TagMapImpl

public TagMapImpl(Map<? extends TagKey, ? extends TagValueWithMetadata> tags)

Creates a new TagMapImpl with the given tags.

Parameters:

tags - the initial tags for this TagMapImpl.

Method Details

getTags

public Map<TagKey, TagValueWithMetadata> getTags()

Returns the tags of this TagMapImpl.

Returns:

the tags.

getIterator

protected Iterator<Tag> getIterator()

Description copied from class: TagContext

Returns an iterator over the tags in this TagContext.

Specified by:

getIterator in class TagContext

Returns:

an iterator over the tags in this TagContext.

equals

public boolean equals(@Nullable
 Object other)

Description copied from class: TagContext

Returns true iff the other object is an instance of TagContext and contains the same key-value pairs. Implementations are free to override this method to provide better performance.

Overrides:

equals in class TagContext