OldestMessageWithLowestPriorityEvictionStrategy (ActiveMQ 5.17.0 API)

java.lang.Object
- org.apache.activemq.broker.region.policy.MessageEvictionStrategySupport
- - org.apache.activemq.broker.region.policy.OldestMessageWithLowestPriorityEvictionStrategy

All Implemented Interfaces:

MessageEvictionStrategy
```
public class OldestMessageWithLowestPriorityEvictionStrategy
extends MessageEvictionStrategySupport
```
An eviction strategy which evicts the oldest message with the lowest priority first.

Constructor Summary

Constructors
Constructor Description

OldestMessageWithLowestPriorityEvictionStrategy()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`MessageReference[]`	`evictMessages(LinkedList messages)`	Find the message reference in the given list with oldest messages at the front and newer messages at the end

Methods inherited from class org.apache.activemq.broker.region.policy.MessageEvictionStrategySupport
getEvictExpiredMessagesHighWatermark, setEvictExpiredMessagesHighWatermark

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

- Constructor Detail
  - OldestMessageWithLowestPriorityEvictionStrategy
```
public OldestMessageWithLowestPriorityEvictionStrategy()
```
- Method Detail
  - evictMessages
```
public MessageReference[] evictMessages(LinkedList messages)
                                 throws IOException
```
    Description copied from interface: MessageEvictionStrategy
    
    Find the message reference in the given list with oldest messages at the front and newer messages at the end
    
    Returns:
    
    the message that has been evicted.
    
    Throws:
    
    IOException - if an exception occurs such as reading a message content (but should not ever happen as usually all the messages will be in RAM when this method is called).