| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * Licensed 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 from |
| * |
| * 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 edu.uci.ics.hyracks.algebricks.core.algebra.expressions; |
| |
| public class BroadcastExpressionAnnotation implements IExpressionAnnotation { |
| |
| public static final String BROADCAST_ANNOTATION_KEY = "broadcast"; |
| |
| public enum BroadcastSide { |
| LEFT, |
| RIGHT |
| }; |
| |
| private BroadcastSide side; |
| |
| @Override |
| public Object getObject() { |
| return side; |
| } |
| |
| @Override |
| public void setObject(Object side) { |
| this.side = (BroadcastSide) side; |
| } |
| |
| @Override |
| public IExpressionAnnotation copy() { |
| BroadcastExpressionAnnotation bcast = new BroadcastExpressionAnnotation(); |
| bcast.side = side; |
| return bcast; |
| } |
| |
| } |