TxnRemoveAllOperation operation = new TxnRemoveAllOperation(proxyId, key, coll);
<BUG>MultiMapTransactionLog log = (MultiMapTransactionLog)tx.getTransactionLog(getTxLogKey(key));
if (log != null){</BUG>
log.addOperation(operation);
<BUG>}
else {
log = new MultiMapTransactionLog(key, proxyId, ttl, getThreadId(), version, operation);
tx.addTransactionLog(log);
}</BUG>
return coll;

TxnRemoveAllOperation operation = new TxnRemoveAllOperation(proxyId, key, coll);
log.addOperation(operation);
return coll;
