SimpleMessageGroups (ActiveMQ Artemis Server 2.27.0 API)

java.lang.Object
- org.apache.activemq.artemis.core.server.impl.SimpleMessageGroups<C>

Type Parameters:

C - the value type.

All Implemented Interfaces:

MessageGroups<C>
```
public class SimpleMessageGroups<C>
extends Object
```
Implementation of MessageGroups that simply uses a HashMap, this is the existing and default behaviour of message groups in artemis. Effectively every Group Id is mapped raw, it also is unbounded.

Constructor Summary

Constructors
Constructor Description

SimpleMessageGroups()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`C`	`get(SimpleString key)`
`void`	`put(SimpleString key, C consumer)`
`C`	`remove(SimpleString key)`
`void`	`removeAll()`
`boolean`	`removeIf(Predicate<? super C> filter)`
`int`	`size()`
`Map<SimpleString,C>`	`toMap()`

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

- Constructor Detail
  - SimpleMessageGroups
```
public SimpleMessageGroups()
```
- Method Detail
  - put
```
public void put(SimpleString key,
                C consumer)
```
    Specified by:
    
    put in interface MessageGroups<C>
  - get
```
public C get(SimpleString key)
```
    Specified by:
    
    get in interface MessageGroups<C>
  - remove
```
public C remove(SimpleString key)
```
    Specified by:
    
    remove in interface MessageGroups<C>
  - removeIf
```
public boolean removeIf(Predicate<? super C> filter)
```
    Specified by:
    
    removeIf in interface MessageGroups<C>
  - removeAll
```
public void removeAll()
```
    Specified by:
    
    removeAll in interface MessageGroups<C>
  - size
```
public int size()
```
    Specified by:
    
    size in interface MessageGroups<C>
  - toMap
```
public Map<SimpleString,C> toMap()
```
    Specified by:
    
    toMap in interface MessageGroups<C>