diff options
Diffstat (limited to 'src/org/traccar/ExtendedObjectDecoder.java')
| -rw-r--r-- | src/org/traccar/ExtendedObjectDecoder.java | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/src/org/traccar/ExtendedObjectDecoder.java b/src/org/traccar/ExtendedObjectDecoder.java index 2734f5469..ded749e6c 100644 --- a/src/org/traccar/ExtendedObjectDecoder.java +++ b/src/org/traccar/ExtendedObjectDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com) + * Copyright 2015 - 2016 Anton Tananaev (anton.tananaev@gmail.com) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -59,15 +59,20 @@ public abstract class ExtendedObjectDecoder implements ChannelUpstreamHandler { onMessageEvent(e.getChannel(), e.getRemoteAddress(), originalMessage); // call after decode if (originalMessage == decodedMessage) { ctx.sendUpstream(evt); - } else if (decodedMessage != null) { - if (decodedMessage instanceof Collection) { - for (Object o : (Collection) decodedMessage) { - saveOriginal(o, originalMessage); - Channels.fireMessageReceived(ctx, o, e.getRemoteAddress()); + } else { + if (decodedMessage == null) { + decodedMessage = handleEmptyMessage(e.getChannel(), e.getRemoteAddress(), originalMessage); + } + if (decodedMessage != null) { + if (decodedMessage instanceof Collection) { + for (Object o : (Collection) decodedMessage) { + saveOriginal(o, originalMessage); + Channels.fireMessageReceived(ctx, o, e.getRemoteAddress()); + } + } else { + saveOriginal(decodedMessage, originalMessage); + Channels.fireMessageReceived(ctx, decodedMessage, e.getRemoteAddress()); } - } else { - saveOriginal(decodedMessage, originalMessage); - Channels.fireMessageReceived(ctx, decodedMessage, e.getRemoteAddress()); } } } @@ -75,6 +80,10 @@ public abstract class ExtendedObjectDecoder implements ChannelUpstreamHandler { protected void onMessageEvent(Channel channel, SocketAddress remoteAddress, Object msg) { } + protected Object handleEmptyMessage(Channel channel, SocketAddress remoteAddress, Object msg) { + return null; + } + protected abstract Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception; } |