JulianFeinauer commented on a change in pull request #10: Fixed NPE in
S7PlcConnection#close.
URL: https://github.com/apache/incubator-plc4x/pull/10#discussion_r207178194
##########
File path:
plc4j/protocols/s7/src/main/java/org/apache/plc4x/java/s7/connection/S7PlcConnection.java
##########
@@ -183,14 +194,19 @@ public void close() {
(short) 0x0000, (short) 0x000F, DisconnectReason.NORMAL,
Collections.emptyList(),
null);
ChannelFuture sendDisconnectRequestFuture =
channel.writeAndFlush(disconnectRequest);
- sendDisconnectRequestFuture.addListener((ChannelFutureListener)
future -> {
- // Close the session itself.
- channel.closeFuture().await();
+ // Wait if the PLC closes the connection
+ try {
+ // TODO 02.08.18 jf: Do we have global constants for things
like timeouts?
+ channel.closeFuture().await(1_000);
+ } catch (InterruptedException e) {
+ logger.warn("Connection was not closed by PLC, has to be
closed from driver side now.", e);
Review comment:
done!
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