CC-Tweaked/src/main/java/dan200/computercraft/api/turtle/event/TurtleActionEvent.java

83 lines
2.4 KiB
Java

/*
* This file is part of the public ComputerCraft API - http://www.computercraft.info
* Copyright Daniel Ratcliffe, 2011-2019. This API may be redistributed unmodified and in full only.
* For help using the API, and posting your mods, visit the forums at computercraft.info.
*/
package dan200.computercraft.api.turtle.event;
import dan200.computercraft.api.turtle.ITurtleAccess;
import dan200.computercraft.api.turtle.TurtleCommandResult;
import net.minecraftforge.eventbus.api.Cancelable;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.Objects;
/**
* An event fired when a turtle is performing a known action.
*/
@Cancelable
public class TurtleActionEvent extends TurtleEvent
{
private final TurtleAction action;
private String failureMessage;
public TurtleActionEvent( @Nonnull ITurtleAccess turtle, @Nonnull TurtleAction action )
{
super( turtle );
Objects.requireNonNull( action, "action cannot be null" );
this.action = action;
}
public TurtleAction getAction()
{
return action;
}
/**
* Sets the cancellation state of this action.
*
* If {@code cancel} is {@code true}, this action will not be carried out.
*
* @param cancel The new canceled value.
* @see TurtleCommandResult#failure()
* @deprecated Use {@link #setCanceled(boolean, String)} instead.
*/
@Override
@Deprecated
public void setCanceled( boolean cancel )
{
setCanceled( cancel, null );
}
/**
* Set the cancellation state of this action, setting a failure message if required.
*
* If {@code cancel} is {@code true}, this action will not be carried out.
*
* @param cancel The new canceled value.
* @param failureMessage The message to return to the user explaining the failure.
* @see TurtleCommandResult#failure(String)
*/
public void setCanceled( boolean cancel, @Nullable String failureMessage )
{
super.setCanceled( cancel );
this.failureMessage = cancel ? failureMessage : null;
}
/**
* Get the message with which this will fail.
*
* @return The failure message.
* @see TurtleCommandResult#failure()
* @see #setCanceled(boolean, String)
*/
@Nullable
public String getFailureMessage()
{
return failureMessage;
}
}