MLHR-1943 #resolve #comment Added from previous release
Project: http://git-wip-us.apache.org/repos/asf/incubator-apex-malhar/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-apex-malhar/commit/691ee6fa Tree: http://git-wip-us.apache.org/repos/asf/incubator-apex-malhar/tree/691ee6fa Diff: http://git-wip-us.apache.org/repos/asf/incubator-apex-malhar/diff/691ee6fa Branch: refs/heads/master Commit: 691ee6fadf4b98b81a6032b742507ac238292370 Parents: c31c5ea Author: bright <[email protected]> Authored: Mon Dec 14 15:35:41 2015 -0800 Committer: bright <[email protected]> Committed: Tue Dec 15 10:20:07 2015 -0800 ---------------------------------------------------------------------- .../dimensions/aggregator/AggregateEvent.java | 35 ++++++++++++++++++++ 1 file changed, 35 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/incubator-apex-malhar/blob/691ee6fa/library/src/main/java/com/datatorrent/lib/dimensions/aggregator/AggregateEvent.java ---------------------------------------------------------------------- diff --git a/library/src/main/java/com/datatorrent/lib/dimensions/aggregator/AggregateEvent.java b/library/src/main/java/com/datatorrent/lib/dimensions/aggregator/AggregateEvent.java new file mode 100644 index 0000000..b1c68f5 --- /dev/null +++ b/library/src/main/java/com/datatorrent/lib/dimensions/aggregator/AggregateEvent.java @@ -0,0 +1,35 @@ +/** + * 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 com.datatorrent.lib.dimensions.aggregator; + +import it.unimi.dsi.fastutil.Hash; + +public interface AggregateEvent +{ + int getAggregatorIndex(); + + public static interface Aggregator<EVENT, AGGREGATE extends AggregateEvent> extends Hash.Strategy<EVENT> + { + AGGREGATE getGroup(EVENT src, int aggregatorIndex); + + void aggregate(AGGREGATE dest, EVENT src); + + void aggregate(AGGREGATE dest, AGGREGATE src); + } +}
