T - type of the counter for the group@InterfaceAudience.Public @InterfaceStability.Evolving public interface CounterGroupBase<T extends Counter> extends Writable, Iterable<T>
| Modifier and Type | Method and Description | 
|---|---|
| T | addCounter(String name,
          String displayName,
          long value)Add a counter to this group | 
| void | addCounter(T counter)Add a counter to this group. | 
| T | findCounter(String counterName)Find a counter in the group. | 
| T | findCounter(String counterName,
           boolean create)Find a counter in the group | 
| T | findCounter(String counterName,
           String displayName)Find a counter in the group. | 
| String | getDisplayName()Get the display name of the group. | 
| String | getName()Get the internal name of the group | 
| void | incrAllCounters(CounterGroupBase<T> rightGroup)Increment all counters by a group of counters | 
| void | setDisplayName(String displayName)Set the display name of the group | 
| int | size() | 
readFields, writeforEach, iterator, spliteratorString getName()
String getDisplayName()
void setDisplayName(String displayName)
displayName - of the groupvoid addCounter(T counter)
counter - to addT addCounter(String name, String displayName, long value)
name - of the counterdisplayName - of the countervalue - of the counterT findCounter(String counterName, String displayName)
counterName - the name of the counterdisplayName - the display name of the counterT findCounter(String counterName, boolean create)
counterName - the name of the countercreate - create the counter if not found if trueT findCounter(String counterName)
counterName - the name of the counterint size()
void incrAllCounters(CounterGroupBase<T> rightGroup)
rightGroup - the group to be added to this groupCopyright © 2023 Apache Software Foundation. All rights reserved.