TaggedItemIndex

com.netflix.atlas.core.index.TaggedItemIndex

See theTaggedItemIndex companion object

Index for efficiently finding tagged items that match a query.

Value parameters

all: Bit set representing all items in the index.
hasKeyIdx: Map from key to set of items that have that key in the tag set.
keyMap: Maps the key string to the numeric value used internally to other index data structures.
keyValueIdx: Map from key to value to bit set of items that have the key and value in their tag set.
tagPositions: Sorted array of all tags. The tags are stored as long values with the key as the most significant 32bits and the values as the least significant 32bits. Key is a position in the keys array, value is a position in the values array.
valueMap: Maps the value string to the numeric value used internally to other index data structures.
values: Sorted array of all strings used as tag values.

Find all items that match the provided query.

offset: Position offset for where to start with results. This can be used by the caller to ignore earlier items that have already been accessed when paginating.
query: Query to use for finding matching items.

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