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| author | Anton Tananaev <anton.tananaev@gmail.com> | 2015-12-15 14:51:57 +1300 |
|---|---|---|
| committer | Anton Tananaev <anton.tananaev@gmail.com> | 2015-12-15 14:51:57 +1300 |
| commit | f5ab3489c9abdc825dd5297829119813740e32e6 (patch) | |
| tree | 62d872377f9a2125b5b5dd097c75a2acaedf41dd /src | |
| parent | 44d38a8f121304fc6504ebaabbfb0a402779ca1d (diff) | |
| download | traccar-server-f5ab3489c9abdc825dd5297829119813740e32e6.tar.gz traccar-server-f5ab3489c9abdc825dd5297829119813740e32e6.tar.bz2 traccar-server-f5ab3489c9abdc825dd5297829119813740e32e6.zip | |
Use web socket instead of long polling
Diffstat (limited to 'src')
| -rw-r--r-- | src/org/traccar/api/AsyncSocket.java | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/org/traccar/api/AsyncSocket.java b/src/org/traccar/api/AsyncSocket.java index fe20081d3..7de182d7e 100644 --- a/src/org/traccar/api/AsyncSocket.java +++ b/src/org/traccar/api/AsyncSocket.java @@ -66,9 +66,11 @@ public class AsyncSocket extends WebSocketAdapter implements ConnectionManager.U } private void sendData(String key, Collection<?> data) { - JsonObjectBuilder json = Json.createObjectBuilder(); - json.add(key, JsonConverter.arrayToJson(data)); - getRemote().sendString(json.build().toString(), null); + if (!data.isEmpty()) { + JsonObjectBuilder json = Json.createObjectBuilder(); + json.add(key, JsonConverter.arrayToJson(data)); + getRemote().sendString(json.build().toString(), null); + } } } |