ivankelly commented on a change in pull request #526: ISSUE 525 Refactor
PerChannelBookieClient
URL: https://github.com/apache/bookkeeper/pull/526#discussion_r142375948
##########
File path:
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/PerChannelBookieClient.java
##########
@@ -980,163 +816,72 @@ private ChannelFuture closeChannel(Channel c) {
return c.close();
}
- void errorStartTLS(int rc) {
- failTLS(rc);
- }
-
- void errorOutReadKey(final CompletionKey key) {
- errorOutReadKey(key,
BKException.Code.BookieHandleNotAvailableException);
- }
-
- void errorOutReadKey(final CompletionKey key, final int rc) {
- if (LOG.isDebugEnabled()) {
- LOG.debug("Removing completion key: {}", key);
- }
- final ReadCompletion readCompletion =
(ReadCompletion)completionObjects.remove(key);
- if (null == readCompletion) {
+ private void writeAndFlush(final Channel channel,
+ final CompletionKey key,
+ final Object request) {
+ if (channel == null) {
+ errorOut(key);
return;
}
- executor.submitOrdered(readCompletion.ledgerId, new SafeRunnable() {
- @Override
- public void safeRun() {
- String bAddress = "null";
- Channel c = channel;
- if (c != null && c.remoteAddress() != null) {
- bAddress = c.remoteAddress().toString();
- }
- if (LOG.isDebugEnabled()) {
- LOG.debug("Could not write request for reading entry: {}
ledger-id: {} bookie: {} rc: {}",
- new Object[] { readCompletion.entryId,
readCompletion.ledgerId, bAddress, rc });
- }
-
- readCompletion.cb.readEntryComplete(rc,
readCompletion.ledgerId, readCompletion.entryId,
- null, readCompletion.ctx);
- }
-
- @Override
- public String toString() {
- return String.format("ErrorOutReadKey(%s)", key);
- }
- });
+ try{
+ channel.writeAndFlush(request)
+ .addListener(new ChannelFutureListener() {
+ @Override
+ public void operationComplete(ChannelFuture future)
+ throws Exception {
+ if (future.isSuccess()) {
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("Successfully wrote request {}
to {}",
+ requestToString(request),
+ channel.remoteAddress());
+ }
+ } else {
+ if (!(future.cause()
+ instanceof ClosedChannelException)) {
+ LOG.warn("Writing request {} to {} failed
: ",
+ requestToString(request),
+ channel, future.cause());
+ }
+ errorOut(key);
+ }
+ }
+ });
+ } catch(Throwable e) {
+ LOG.warn("Operation {} failed", requestToString(request), e);
+ errorOut(key);
+ }
}
- void errorOutWriteLacKey(final CompletionKey key) {
- errorOutWriteLacKey(key,
BKException.Code.BookieHandleNotAvailableException);
+ private String requestToString(Object request) {
Review comment:
regarding, #145 that's at a higher level, not PerChannelBookieClient, but
PendingReadOp
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