ColumnQueryMetrics.TrieIndexMetrics (apache-cassandra API)

java.lang.Object
- org.apache.cassandra.index.sai.metrics.AbstractMetrics
- - org.apache.cassandra.index.sai.metrics.ColumnQueryMetrics
  - - org.apache.cassandra.index.sai.metrics.ColumnQueryMetrics.TrieIndexMetrics

All Implemented Interfaces:: QueryEventListener.TrieIndexEventListener

Enclosing class:: ColumnQueryMetrics

public static class ColumnQueryMetrics.TrieIndexMetrics
extends ColumnQueryMetrics
implements QueryEventListener.TrieIndexEventListener

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.cassandra.index.sai.metrics.ColumnQueryMetrics
  ColumnQueryMetrics.BalancedTreeIndexMetrics, ColumnQueryMetrics.TrieIndexMetrics

Field Summary
- Fields inherited from class org.apache.cassandra.index.sai.metrics.AbstractMetrics
  keyspace, table, tracked, TYPE

Constructor Summary

Constructors
Constructor Description

TrieIndexMetrics(IndexIdentifier indexIdentifier)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`onSegmentHit()`	When query potentially matches value range within a segment, and we need to do a traversal.
`void`	`onTraversalComplete(long traversalTotalTime, java.util.concurrent.TimeUnit unit)`	Per-segment trie index traversal time in given units.
`QueryEventListener.PostingListEventListener`	`postingListEventListener()`	Returns events listener for trie postings.

Methods inherited from class org.apache.cassandra.index.sai.metrics.AbstractMetrics
createMetricName, createMetricName, release

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - TrieIndexMetrics
```
public TrieIndexMetrics(IndexIdentifier indexIdentifier)
```
- Method Detail
  - onSegmentHit
```
public void onSegmentHit()
```
    Description copied from interface: QueryEventListener.TrieIndexEventListener
    
    When query potentially matches value range within a segment, and we need to do a traversal.
    
    Specified by:
    
    onSegmentHit in interface QueryEventListener.TrieIndexEventListener
  - onTraversalComplete
```
public void onTraversalComplete(long traversalTotalTime,
                                java.util.concurrent.TimeUnit unit)
```
    Description copied from interface: QueryEventListener.TrieIndexEventListener
    
    Per-segment trie index traversal time in given units. Recorded when traversal completes.
    
    Specified by:
    
    onTraversalComplete in interface QueryEventListener.TrieIndexEventListener
  - postingListEventListener
```
public QueryEventListener.PostingListEventListener postingListEventListener()
```
    Description copied from interface: QueryEventListener.TrieIndexEventListener
    
    Returns events listener for trie postings.
    
    Specified by:
    
    postingListEventListener in interface QueryEventListener.TrieIndexEventListener