| /* |
| * Copyright 2013-2014 eBay Software Foundation |
| * |
| * 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 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.kylinolap.query.sqlfunc; |
| |
| import net.hydromatic.optiq.runtime.SqlFunctions; |
| import net.hydromatic.optiq.runtime.SqlFunctions.TimeUnitRange; |
| |
| import java.sql.Date; |
| |
| /** |
| * @author xjiang |
| */ |
| public class QuarterFunc { |
| private QuarterFunc() { |
| } |
| |
| public static long eval(Date date) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public static long eval(long date) { |
| long month = SqlFunctions.unixDateExtract(TimeUnitRange.MONTH, date); |
| return month / 4 + 1; |
| } |
| } |