org.kie.workbench.common.command.client

Interface Command<T,V>

All Known Implementing Classes:

AbstractCommand

public interface Command<T,V>

Method Summary

Modifier and Type	Method and Description
CommandResult<V>	allow(T context) Check whether the command operation is allowed.
CommandResult<V>	execute(T context) Executes the command operation.
CommandResult<V>	undo(T context) Undo the changes done by this command execution.

Method Detail

allow

CommandResult<V> allow(T context)

Check whether the command operation is allowed. Does not perform any update or mutation.

execute

CommandResult<V> execute(T context)

Executes the command operation. Does perform some update or mutation.

undo

CommandResult<V> undo(T context)

Undo the changes done by this command execution.