/** {@inheritDoc} */ @Override public boolean onDone(GridCacheTx tx, Throwable err) { if ((initialized() || err != null) && super.onDone(tx, err)) { if (error() instanceof GridCacheTxHeuristicException) { long topVer = this.tx.topologyVersion(); for (GridCacheTxEntry<K, V> e : this.tx.writeMap().values()) { try { if (e.op() != NOOP && !cctx.affinity().localNode(e.key(), topVer)) { GridCacheEntryEx<K, V> cacheEntry = cctx.cache().peekEx(e.key()); if (cacheEntry != null) cacheEntry.invalidate(null, this.tx.xidVersion()); } } catch (Throwable t) { U.error(log, "Failed to invalidate entry.", t); if (t instanceof Error) throw (Error) t; } } } // Don't forget to clean up. cctx.mvcc().removeFuture(this); return true; } return false; }
/** @return {@code True} if locks have been acquired. */ private boolean checkLocks() { if (!isDone() && initialized() && !hasPending()) { for (int i = 0; i < entries.size(); i++) { while (true) { GridCacheEntryEx<K, V> cached = entries.get(i); try { if (!locked(cached)) { if (log.isDebugEnabled()) log.debug( "Lock is still not acquired for entry (will keep waiting) [entry=" + cached + ", fut=" + this + ']'); return false; } break; } // Possible in concurrent cases, when owner is changed after locks // have been released or cancelled. catch (GridCacheEntryRemovedException ignore) { if (log.isDebugEnabled()) log.debug("Got removed entry in onOwnerChanged method (will retry): " + cached); // Replace old entry with new one. entries.set(i, (GridDistributedCacheEntry<K, V>) cctx.cache().entryEx(cached.key())); } } } if (log.isDebugEnabled()) log.debug("Local lock acquired for entries [fut=" + this + ", entries=" + entries + "]"); onComplete(true, true); return true; } return false; }
/** * Undoes all locks. * * @param dist If {@code true}, then remove locks from remote nodes as well. */ private void undoLocks(boolean dist) { // Transactions will undo during rollback. if (dist && tx == null) cctx.nearTx().removeLocks(lockVer, keys); else { if (tx != null) { if (tx.setRollbackOnly()) { if (log.isDebugEnabled()) log.debug( "Marked transaction as rollback only because locks could not be acquired: " + tx); } else if (log.isDebugEnabled()) log.debug( "Transaction was not marked rollback-only while locks were not acquired: " + tx); } for (GridCacheEntryEx<K, V> e : entriesCopy()) { try { e.removeLock(lockVer); } catch (GridCacheEntryRemovedException ignored) { while (true) { try { e = cctx.cache().peekEx(e.key()); if (e != null) e.removeLock(lockVer); break; } catch (GridCacheEntryRemovedException ignore) { if (log.isDebugEnabled()) log.debug( "Attempted to remove lock on removed entry (will retry) [ver=" + lockVer + ", entry=" + e + ']'); } } } } } cctx.mvcc().recheckPendingLocks(); }
/** {@inheritDoc} */ @Override public void execute(@Nullable GridProjection prj) throws GridException { if (cb == null) throw new IllegalStateException("Mandatory local callback is not set for the query: " + this); if (prj == null) prj = ctx.grid(); prj = prj.forCache(ctx.name()); if (prj.nodes().isEmpty()) throw new GridTopologyException("Failed to execute query (projection is empty): " + this); GridCacheMode mode = ctx.config().getCacheMode(); if (mode == LOCAL || mode == REPLICATED) { Collection<GridNode> nodes = prj.nodes(); GridNode node = nodes.contains(ctx.localNode()) ? ctx.localNode() : F.rand(nodes); assert node != null; if (nodes.size() > 1 && !ctx.cache().isDrSystemCache()) { if (node.id().equals(ctx.localNodeId())) U.warn( log, "Continuous query for " + mode + " cache can be run only on local node. " + "Will execute query locally: " + this); else U.warn( log, "Continuous query for " + mode + " cache can be run only on single node. " + "Will execute query on remote node [qry=" + this + ", node=" + node + ']'); } prj = prj.forNode(node); } closeLock.lock(); try { if (routineId != null) throw new IllegalStateException("Continuous query can't be executed twice."); guard.block(); GridContinuousHandler hnd = new GridCacheContinuousQueryHandler<>(ctx.name(), topic, cb, filter, prjPred); routineId = ctx.kernalContext() .continuous() .startRoutine(hnd, bufSize, timeInterval, autoUnsubscribe, prj.predicate()) .get(); } finally { closeLock.unlock(); } }
/** @throws IgniteCheckedException If query is invalid. */ public void validate() throws IgniteCheckedException { if ((type != SCAN && type != SET) && !GridQueryProcessor.isEnabled(cctx.config())) throw new IgniteCheckedException("Indexing is disabled for cache: " + cctx.cache().name()); }
/** @throws GridException If query is invalid. */ public void validate() throws GridException { if (type != SCAN && !cctx.config().isQueryIndexEnabled()) throw new GridException("Indexing is disabled for cache: " + cctx.cache().name()); }