Class Utf8FrameValidator

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.http.websocketx.Utf8FrameValidator

All Implemented Interfaces:

ChannelHandler, ChannelInboundHandler

public class Utf8FrameValidator
extends ChannelInboundHandlerAdapter

Nested Class Summary

Nested classes/interfaces inherited from interface ChannelHandler

ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field	Description
private final boolean	closeOnProtocolViolation
private int	fragmentedFramesCount
private Utf8Validator	utf8Validator

Constructor Summary

Constructors

Constructor	Description
Utf8FrameValidator()
Utf8FrameValidator(boolean closeOnProtocolViolation)

Method Summary

Modifier and Type	Method	Description
void	channelRead(ChannelHandlerContext ctx, Object msg)	Calls ChannelHandlerContext.fireChannelRead(Object) to forward to the next ChannelInboundHandler in the ChannelPipeline.
private void	checkUTF8String(ByteBuf buffer)
void	exceptionCaught(ChannelHandlerContext ctx, Throwable cause)	Calls ChannelHandlerContext.fireExceptionCaught(Throwable) to forward to the next ChannelHandler in the ChannelPipeline.
private static boolean	isControlFrame(WebSocketFrame frame)
private void	protocolViolation(ChannelHandlerContext ctx, WebSocketFrame frame, CorruptedWebSocketFrameException ex)

Methods inherited from class ChannelInboundHandlerAdapter

channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, userEventTriggered

Methods inherited from class ChannelHandlerAdapter

ensureNotSharable, handlerAdded, handlerRemoved, isSharable

Methods inherited from class Object

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

Methods inherited from interface ChannelHandler

handlerAdded, handlerRemoved

Field Details

closeOnProtocolViolation

private final boolean closeOnProtocolViolation

fragmentedFramesCount

private int fragmentedFramesCount

utf8Validator

private Utf8Validator utf8Validator

Constructor Details

Utf8FrameValidator

public Utf8FrameValidator()

Utf8FrameValidator

public Utf8FrameValidator(boolean closeOnProtocolViolation)

Method Details

isControlFrame

private static boolean isControlFrame(WebSocketFrame frame)

channelRead

public void channelRead(ChannelHandlerContext ctx,
 Object msg)
                 throws Exception

Description copied from class: ChannelInboundHandlerAdapter

Calls ChannelHandlerContext.fireChannelRead(Object) to forward to the next ChannelInboundHandler in the ChannelPipeline. Sub-classes may override this method to change behavior.

Specified by:

channelRead in interface ChannelInboundHandler

Overrides:

channelRead in class ChannelInboundHandlerAdapter

Throws:

Exception

checkUTF8String

private void checkUTF8String(ByteBuf buffer)

protocolViolation

private void protocolViolation(ChannelHandlerContext ctx,
 WebSocketFrame frame,
 CorruptedWebSocketFrameException ex)

exceptionCaught

public void exceptionCaught(ChannelHandlerContext ctx,
 Throwable cause)
                     throws Exception

Description copied from class: ChannelInboundHandlerAdapter

Calls ChannelHandlerContext.fireExceptionCaught(Throwable) to forward to the next ChannelHandler in the ChannelPipeline. Sub-classes may override this method to change behavior.

Specified by:

exceptionCaught in interface ChannelHandler

Specified by:

exceptionCaught in interface ChannelInboundHandler

Overrides:

exceptionCaught in class ChannelInboundHandlerAdapter

Throws:

Exception