SignalCommand.GlobalCommand (Vaadin Platform (vaadin-platform-javadoc) 25.0.0-beta4 API)

All Superinterfaces:: SignalCommand

All Known Implementing Classes:: SignalCommand.ClearOwnerCommand, SignalCommand.SnapshotCommand, SignalCommand.TransactionCommand

Enclosing interface:: SignalCommand

public static sealed interface SignalCommand.GlobalCommand extends SignalCommand permits SignalCommand.ClearOwnerCommand, SignalCommand.TransactionCommand, SignalCommand.SnapshotCommand

A signal command that doesn't target a specific node.

Nested Class Summary

Nested classes/interfaces inherited from interface com.vaadin.signals.SignalCommand
SignalCommand.AdoptAsCommand, SignalCommand.AdoptAtCommand, SignalCommand.ClearCommand, SignalCommand.ClearOwnerCommand, SignalCommand.ConditionCommand, SignalCommand.GlobalCommand, SignalCommand.IncrementCommand, SignalCommand.InsertCommand, SignalCommand.KeyCommand, SignalCommand.KeyCondition, SignalCommand.LastUpdateCondition, SignalCommand.PositionCondition, SignalCommand.PutCommand, SignalCommand.PutIfAbsentCommand, SignalCommand.RemoveByKeyCommand, SignalCommand.RemoveCommand, SignalCommand.ScopeOwnerCommand, SignalCommand.SetCommand, SignalCommand.SnapshotCommand, SignalCommand.TransactionCommand, SignalCommand.ValueCommand, SignalCommand.ValueCondition
Method Summary

Modifier and Type

Method

Description

default Id

targetNodeId()

Gets the id of the signal node that is targeted by this command.

Methods inherited from interface com.vaadin.signals.SignalCommand
commandId

Method Details
- targetNodeId
  
  default Id targetNodeId()
  
  Description copied from interface: SignalCommand
  
  Gets the id of the signal node that is targeted by this command. Some commands might target multiple nodes e.g. in a parent-child relationship and in that case this node is the primary node. Some commands, implementing SignalCommand.GlobalCommand do not target any specific node and for those commands, Id.ZERO is used as the node id.
  
  Specified by:
  
  targetNodeId in interface SignalCommand
  
  Returns:
  
  id of the primary node targeted by this command, not null