| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.ignite.internal.processors.cache.query; |
| |
| import java.util.UUID; |
| import org.apache.ignite.IgniteCheckedException; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.managers.communication.GridIoPolicy; |
| import org.apache.ignite.internal.processors.cache.GridCacheContext; |
| import org.apache.ignite.internal.util.lang.GridPlainRunnable; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.lang.IgniteClosure; |
| import org.apache.ignite.lang.IgniteReducer; |
| import org.apache.ignite.marshaller.Marshaller; |
| |
| /** |
| * Local query future. |
| */ |
| public class GridCacheLocalQueryFuture<K, V, R> extends GridCacheQueryFutureAdapter<K, V, R> { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** */ |
| private Runnable run; |
| |
| /** */ |
| private IgniteInternalFuture<?> fut; |
| |
| /** |
| * @param ctx Context. |
| * @param qry Query. |
| */ |
| protected GridCacheLocalQueryFuture(GridCacheContext<K, V> ctx, GridCacheQueryBean qry) { |
| super(ctx, qry, true); |
| |
| run = new LocalQueryRunnable(); |
| } |
| |
| /** |
| * Executes query runnable. |
| */ |
| void execute() { |
| fut = cctx.kernalContext().closure().runLocalSafe(run, GridIoPolicy.QUERY_POOL); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void cancelQuery() throws IgniteCheckedException { |
| if (fut != null) |
| fut.cancel(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected boolean onPage(UUID nodeId, boolean last) { |
| return last; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void loadPage() { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void loadAllPages() { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void awaitFirstPage() throws IgniteCheckedException { |
| get(); |
| } |
| |
| /** */ |
| private class LocalQueryRunnable implements GridPlainRunnable { |
| /** {@inheritDoc} */ |
| @Override public void run() { |
| try { |
| qry.query().validate(); |
| |
| if (fields()) |
| cctx.queries().runFieldsQuery(localQueryInfo()); |
| else |
| cctx.queries().runQuery(localQueryInfo()); |
| } |
| catch (Throwable e) { |
| onDone(e); |
| |
| if (e instanceof Error) |
| throw (Error)e; |
| } |
| } |
| |
| /** |
| * @return Query info. |
| * @throws IgniteCheckedException In case of error. |
| */ |
| private GridCacheQueryInfo localQueryInfo() throws IgniteCheckedException { |
| GridCacheQueryBean qry = query(); |
| |
| Marshaller marsh = cctx.marshaller(); |
| |
| IgniteReducer<Object, Object> rdc = qry.reducer() != null ? |
| U.<IgniteReducer<Object, Object>>unmarshal(marsh, U.marshal(marsh, qry.reducer()), |
| U.resolveClassLoader(cctx.gridConfig())) : null; |
| |
| IgniteClosure<Object, Object> trans = qry.transform() != null ? |
| U.<IgniteClosure<Object, Object>>unmarshal(marsh, U.marshal(marsh, qry.transform()), |
| U.resolveClassLoader(cctx.gridConfig())) : null; |
| |
| return new GridCacheQueryInfo( |
| true, |
| trans, |
| rdc, |
| qry.query(), |
| GridCacheLocalQueryFuture.this, |
| cctx.localNodeId(), |
| cctx.io().nextIoId(), |
| qry.query().includeMetadata(), |
| true, |
| qry.arguments() |
| ); |
| } |
| } |
| } |