org.apache.sling.scripting.sightly.impl.compiler.util.stream

Class VisitorHandler

java.lang.Object

org.apache.sling.scripting.sightly.impl.compiler.util.stream.VisitorHandler

All Implemented Interfaces:

CommandHandler

public class VisitorHandler
extends Object
implements CommandHandler

Delegates commands to a visitor.

Constructor Summary

Constructors

Constructor and Description
VisitorHandler(CommandVisitor visitor)

Method Summary

Modifier and Type	Method and Description
void	onDone() This method is called when the stream has been closed.
void	onEmit(Command command) Allows this handler to process the Command that was just written into the stream to which this handler was attached.
void	onError(String errorMessage) Allows this handler to process error states.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VisitorHandler

public VisitorHandler(CommandVisitor visitor)

Method Detail

onEmit

public void onEmit(Command command)

Description copied from interface: CommandHandler

Allows this handler to process the Command that was just written into the stream to which this handler was attached.

Specified by:

onEmit in interface CommandHandler

Parameters:

command - the received command

onError

public void onError(String errorMessage)

Description copied from interface: CommandHandler

Allows this handler to process error states.

Specified by:

onError in interface CommandHandler

Parameters:

errorMessage - the error's message

onDone

public void onDone()

Description copied from interface: CommandHandler

This method is called when the stream has been closed. The contract is that after this call, no other commands or errors will be emitted.

Specified by:

onDone in interface CommandHandler