Package org.drasyl.peer.connection.handler

Class ExceptionHandler

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.channel.ChannelDuplexHandler

org.drasyl.peer.connection.handler.ExceptionHandler

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler, io.netty.channel.ChannelOutboundHandler

public class ExceptionHandler
extends io.netty.channel.ChannelDuplexHandler

This handler listens to exceptions on the pipeline and sends them as ExceptionMessage to the peer.

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field	Description
static String	EXCEPTION_HANDLER

Constructor Summary

Constructors

Constructor	Description
ExceptionHandler()	Exception handler that does not re-throw occurred Exceptions on exceptionCaught(io.netty.channel.ChannelHandlerContext, java.lang.Throwable) to the next pipeline.
ExceptionHandler(boolean rethrowExceptions)	Exception handler that does re-throw occurred Exceptions on exceptionCaught(io.netty.channel.ChannelHandlerContext, java.lang.Throwable) to the next pipeline, if rethrowExceptions is true.

Method Summary

Modifier and Type	Method	Description
void	bind(io.netty.channel.ChannelHandlerContext ctx, SocketAddress localAddress, io.netty.channel.ChannelPromise promise)
void	close(io.netty.channel.ChannelHandlerContext ctx, io.netty.channel.ChannelPromise promise)
void	connect(io.netty.channel.ChannelHandlerContext ctx, SocketAddress remoteAddress, SocketAddress localAddress, io.netty.channel.ChannelPromise promise)
void	deregister(io.netty.channel.ChannelHandlerContext ctx, io.netty.channel.ChannelPromise promise)
void	disconnect(io.netty.channel.ChannelHandlerContext ctx, io.netty.channel.ChannelPromise promise)
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)
void	write(io.netty.channel.ChannelHandlerContext ctx, Object msg, io.netty.channel.ChannelPromise promise)

Methods inherited from class io.netty.channel.ChannelDuplexHandler

flush, read

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

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

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.channel.ChannelHandler

handlerAdded, handlerRemoved

Field Detail

EXCEPTION_HANDLER

public static final String EXCEPTION_HANDLER

See Also:

Constant Field Values

Constructor Detail

ExceptionHandler

public ExceptionHandler()

Exception handler that does not re-throw occurred Exceptions on exceptionCaught(io.netty.channel.ChannelHandlerContext, java.lang.Throwable) to the next pipeline.

ExceptionHandler

public ExceptionHandler(boolean rethrowExceptions)

Exception handler that does re-throw occurred Exceptions on exceptionCaught(io.netty.channel.ChannelHandlerContext, java.lang.Throwable) to the next pipeline, if rethrowExceptions is true.

Parameters:

rethrowExceptions - if true re-throws to next channel in the pipeline

Method Detail

bind

public void bind(io.netty.channel.ChannelHandlerContext ctx,
                 SocketAddress localAddress,
                 io.netty.channel.ChannelPromise promise)
          throws Exception

Specified by:

bind in interface io.netty.channel.ChannelOutboundHandler

Overrides:

bind in class io.netty.channel.ChannelDuplexHandler

Throws:

Exception

connect

public void connect(io.netty.channel.ChannelHandlerContext ctx,
                    SocketAddress remoteAddress,
                    SocketAddress localAddress,
                    io.netty.channel.ChannelPromise promise)

Specified by:

connect in interface io.netty.channel.ChannelOutboundHandler

Overrides:

connect in class io.netty.channel.ChannelDuplexHandler

disconnect

public void disconnect(io.netty.channel.ChannelHandlerContext ctx,
                       io.netty.channel.ChannelPromise promise)

Specified by:

disconnect in interface io.netty.channel.ChannelOutboundHandler

Overrides:

disconnect in class io.netty.channel.ChannelDuplexHandler

close

public void close(io.netty.channel.ChannelHandlerContext ctx,
                  io.netty.channel.ChannelPromise promise)

Specified by:

close in interface io.netty.channel.ChannelOutboundHandler

Overrides:

close in class io.netty.channel.ChannelDuplexHandler

deregister

public void deregister(io.netty.channel.ChannelHandlerContext ctx,
                       io.netty.channel.ChannelPromise promise)

Specified by:

deregister in interface io.netty.channel.ChannelOutboundHandler

Overrides:

deregister in class io.netty.channel.ChannelDuplexHandler

write

public void write(io.netty.channel.ChannelHandlerContext ctx,
                  Object msg,
                  io.netty.channel.ChannelPromise promise)

Specified by:

write in interface io.netty.channel.ChannelOutboundHandler

Overrides:

write in class io.netty.channel.ChannelDuplexHandler

exceptionCaught

public void exceptionCaught(io.netty.channel.ChannelHandlerContext ctx,
                            Throwable cause)

Specified by:

exceptionCaught in interface io.netty.channel.ChannelHandler

Specified by:

exceptionCaught in interface io.netty.channel.ChannelInboundHandler

Overrides:

exceptionCaught in class io.netty.channel.ChannelInboundHandlerAdapter