CustomMessageWrapper (Ignite 2.17.0)

java.lang.Object
- org.apache.ignite.internal.managers.discovery.CustomMessageWrapper

All Implemented Interfaces:

Serializable, DiscoverySpiCustomMessage

Direct Known Subclasses:

SecurityAwareCustomMessageWrapper
```
public class CustomMessageWrapper
extends Object
implements DiscoverySpiCustomMessage
```
See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

CustomMessageWrapper(DiscoveryCustomMessage delegate)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`@Nullable DiscoverySpiCustomMessage`	`ackMessage()`	Called when custom message has been handled by all nodes.
`DiscoveryCustomMessage`	`delegate()`
`boolean`	`isMutable()`
`boolean`	`stopProcess()`	Called on discovery coordinator node after listener is notified.
`String`	`toString()`

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

- Constructor Detail
  - CustomMessageWrapper
```
public CustomMessageWrapper(DiscoveryCustomMessage delegate)
```
    Parameters:
    
    delegate - Delegate.
- Method Detail
  - ackMessage
```
@Nullable
public @Nullable DiscoverySpiCustomMessage ackMessage()
```
    Called when custom message has been handled by all nodes.
    
    Specified by:
    
    ackMessage in interface DiscoverySpiCustomMessage
    
    Returns:
    
    Ack message or null if ack is not required.
  - isMutable
```
public boolean isMutable()
```
    Specified by:
    
    isMutable in interface DiscoverySpiCustomMessage
    
    Returns:
    
    True if message can be modified during listener notification. Changes will be send to next nodes.
  - stopProcess
```
public boolean stopProcess()
```
    Called on discovery coordinator node after listener is notified. If returns true then message is not passed to others nodes, if after this method DiscoverySpiCustomMessage.ackMessage() returns non-null ack message, it is sent to all nodes. Note: this method is used then and only then the zookeeper discovery is configured.
    
    Specified by:
    
    stopProcess in interface DiscoverySpiCustomMessage
    
    Returns:
    
    True if message should not be sent to all nodes.
  - delegate
```
public DiscoveryCustomMessage delegate()
```
    Returns:
    
    Delegate.
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object