| /* |
| * Copyright 2009-2011 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.asterix.runtime.evaluators.functions.temporal; |
| |
| import edu.uci.ics.asterix.om.functions.AsterixBuiltinFunctions; |
| import edu.uci.ics.asterix.om.functions.IFunctionDescriptor; |
| import edu.uci.ics.asterix.om.functions.IFunctionDescriptorFactory; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.functions.FunctionIdentifier; |
| |
| public class IntervalEndsDecriptor extends AbstractIntervalLogicFuncDescriptor { |
| |
| private final static long serialVersionUID = 1L; |
| public final static FunctionIdentifier FID = AsterixBuiltinFunctions.INTERVAL_ENDS; |
| |
| public final static IFunctionDescriptorFactory FACTORY = new IFunctionDescriptorFactory() { |
| |
| @Override |
| public IFunctionDescriptor createFunctionDescriptor() { |
| return new IntervalEndsDecriptor(); |
| } |
| }; |
| |
| /* (non-Javadoc) |
| * @see edu.uci.ics.asterix.om.functions.IFunctionDescriptor#getIdentifier() |
| */ |
| @Override |
| public FunctionIdentifier getIdentifier() { |
| return FID; |
| } |
| |
| /* (non-Javadoc) |
| * @see edu.uci.ics.asterix.runtime.evaluators.functions.temporal.AbstractIntervalLogicFuncDescriptor#compareIntervals(long, long, long, long) |
| */ |
| @Override |
| protected boolean compareIntervals(long s1, long e1, long s2, long e2) { |
| return IntervalLogic.ends(s1, e1, s2, e2); |
| } |
| |
| } |