DefaultMessageFactory

java.lang.Object
- org.jgroups.DefaultMessageFactory

All Implemented Interfaces:

MessageFactory
```
public class DefaultMessageFactory
extends java.lang.Object
implements MessageFactory
```
Default implementation of MessageFactory. Uses an array for message IDs less then 32, and a hashmap for types above 32

Since:

5.0

Author:

Bela Ban

Field Summary

Fields
Modifier and Type	Field	Description
`protected java.util.function.Supplier<? extends Message>[]`	`creators`
`protected java.util.Map<java.lang.Short,java.util.function.Supplier<? extends Message>>`	`map`
`protected static byte`	`MIN_TYPE`

Constructor Summary

Constructors
Constructor Description

DefaultMessageFactory()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`<T extends Message> T`	`create(short type)`	Creates a message based on the given ID
`<T extends MessageFactory> T`	`register(short type, java.util.function.Supplier<? extends Message> generator)`	Registers a new creator of messages

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

- Field Detail
  - MIN_TYPE
```
protected static final byte MIN_TYPE
```
    See Also:
    
    Constant Field Values
  - creators
```
protected final java.util.function.Supplier<? extends Message>[] creators
```
  - map
```
protected java.util.Map<java.lang.Short,java.util.function.Supplier<? extends Message>> map
```
- Constructor Detail
  - DefaultMessageFactory
```
public DefaultMessageFactory()
```
- Method Detail
  - create
```
public <T extends Message> T create(short type)
```
    Description copied from interface: MessageFactory
    
    Creates a message based on the given ID
    
    Specified by:
    
    create in interface MessageFactory
    
    Type Parameters:
    
    T - The type of the message
    
    Parameters:
    
    type - The ID
    
    Returns:
    
    A message
  - register
```
public <T extends MessageFactory> T register(short type,
                                             java.util.function.Supplier<? extends Message> generator)
```
    Description copied from interface: MessageFactory
    
    Registers a new creator of messages
    
    Specified by:
    
    register in interface MessageFactory
    
    Parameters:
    
    type - The type associated with the new payload. Needs to be the same in all nodes of the same cluster, and needs to be available (ie., not taken by JGroups or other applications).
    
    generator - The creator of the payload associated with the given type