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Streams: higher level "delete by ID" API for streams.

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This commit is contained in:
antirez 2018-04-17 17:55:56 +02:00
parent 24ac2b4c74
commit 9c149bf1f1
1 changed files with 15 additions and 0 deletions
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15
src/t_stream.c
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@ -713,6 +713,21 @@ void streamIteratorStop(streamIterator *si) {
raxStop(&si->ri); raxStop(&si->ri);
} }
/* Delete the specified item ID from the stream, returning 1 if the item
* was deleted 0 otherwise (if it does not exist). */
int streamDeleteItem(stream *s, streamID id) {
int deleted = 0;
streamIterator si;
streamIteratorStart(&si,s,&id,&id,0);
streamID myid;
int64_t numfields;
if (streamIteratorGetID(&si,&myid,&numfields)) {
streamIteratorRemoveEntry(&si,&myid);
deleted = 1;
}
return deleted;
}
/* Emit a reply in the client output buffer by formatting a Stream ID /* Emit a reply in the client output buffer by formatting a Stream ID
* in the standard <ms>-<seq> format, using the simple string protocol * in the standard <ms>-<seq> format, using the simple string protocol
* of REPL. */ * of REPL. */