| /* |
| * 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. |
| */ |
| <@pp.dropOutputFile /> |
| |
| <#list intervalNumericTypes.interval as intervaltype> |
| <#list intervalNumericTypes.numeric as numerictype> |
| |
| <@pp.changeOutputFile name="/org/apache/drill/exec/expr/fn/impl/${intervaltype}${numerictype}Functions.java" /> |
| |
| <#include "/@includes/license.ftl" /> |
| |
| package org.apache.drill.exec.expr.fn.impl; |
| |
| import io.netty.buffer.ByteBuf; |
| |
| import org.apache.drill.exec.expr.DrillSimpleFunc; |
| import org.apache.drill.exec.expr.annotations.FunctionTemplate; |
| import org.apache.drill.exec.expr.annotations.FunctionTemplate.NullHandling; |
| import org.apache.drill.exec.expr.annotations.Output; |
| import org.apache.drill.exec.expr.annotations.Param; |
| import org.apache.drill.exec.expr.annotations.Workspace; |
| import org.apache.drill.exec.expr.holders.*; |
| import org.apache.drill.exec.record.RecordBatch; |
| import org.joda.time.MutableDateTime; |
| import org.joda.time.DateTimeZone; |
| import org.joda.time.DateMidnight; |
| |
| /* |
| * This class is generated using freemarker and the ${.template_name} template. |
| */ |
| |
| public class ${intervaltype}${numerictype}Functions { |
| |
| <#-- Macro block to multiply interval data type with integers --> |
| <#macro intervalIntegerMultiplyBlock left right temp out intervaltype> |
| <#if intervaltype == "Interval"> |
| ${out}.months = (int) (${left}.months * ${right}.value); |
| ${out}.days = (int) (${left}.days * ${right}.value); |
| ${out}.milliseconds = (int) (${left}.milliseconds * ${right}.value); |
| <#elseif intervaltype == "IntervalYear"> |
| ${out}.months = (int) (${left}.value * ${right}.value); |
| <#elseif intervaltype == "IntervalDay"> |
| ${out}.days = (int) (${left}.days * ${right}.value); |
| ${out}.milliseconds = (int) (${left}.milliseconds * ${right}.value); |
| </#if> |
| </#macro> |
| |
| <#-- Macro block to multiply and divide interval data type with integers, floating point values --> |
| <#macro intervalNumericArithmeticBlock left right temp op out intervaltype> |
| double fractionalMonths = 0; |
| double fractionalDays = 0; |
| double fractionalMillis = 0; |
| |
| <#if intervaltype == "Interval"> |
| fractionalMonths = (${left}.months ${op} (double) ${right}.value); |
| fractionalDays = (${left}.days ${op} (double) ${right}.value); |
| fractionalMillis = (${left}.milliseconds ${op} (double) ${right}.value); |
| <#elseif intervaltype == "IntervalYear"> |
| fractionalMonths = (${left}.value ${op} (double) ${right}.value); |
| <#elseif intervaltype == "IntervalDay"> |
| fractionalDays = (${left}.days ${op} ${right}.value); |
| fractionalMillis = (${left}.milliseconds ${op} (double) ${right}.value); |
| </#if> |
| |
| ${out}.months = (int) fractionalMonths; |
| |
| // Transfer fractional part to days |
| fractionalMonths = fractionalMonths - (long) fractionalMonths; |
| fractionalDays += fractionalMonths * org.apache.drill.exec.vector.DateUtilities.monthToStandardDays; |
| ${out}.days = (int) fractionalDays; |
| |
| // Transfer fractional part to millis |
| fractionalDays = fractionalDays - (long) fractionalDays; |
| fractionalMillis += fractionalDays * org.apache.drill.exec.vector.DateUtilities.daysToStandardMillis; |
| |
| ${out}.milliseconds = (int) fractionalMillis; |
| </#macro> |
| |
| @SuppressWarnings("unused") |
| @FunctionTemplate(name = "multiply", scope = FunctionTemplate.FunctionScope.SIMPLE, nulls=NullHandling.NULL_IF_NULL) |
| public static class ${intervaltype}${numerictype}MultiplyFunction implements DrillSimpleFunc { |
| @Param ${intervaltype}Holder left; |
| @Param ${numerictype}Holder right; |
| @Output IntervalHolder out; |
| |
| public void setup() { |
| } |
| |
| public void eval() { |
| <#if numerictype == "Int" || numerictype == "BigInt"> |
| <@intervalIntegerMultiplyBlock left="left" right="right" temp = "temp" out = "out" intervaltype=intervaltype /> |
| <#elseif numerictype == "Float4" || numerictype == "Float8"> |
| <@intervalNumericArithmeticBlock left="left" right="right" temp = "temp" op = "*" out = "out" intervaltype=intervaltype /> |
| </#if> |
| } |
| } |
| |
| @SuppressWarnings("unused") |
| @FunctionTemplate(name = "multiply", scope = FunctionTemplate.FunctionScope.SIMPLE, nulls=NullHandling.NULL_IF_NULL) |
| public static class ${numerictype}${intervaltype}MultiplyFunction implements DrillSimpleFunc { |
| @Param ${numerictype}Holder right; |
| @Param ${intervaltype}Holder left; |
| @Output IntervalHolder out; |
| |
| public void setup() { |
| } |
| |
| public void eval() { |
| <#if numerictype == "Int" || numerictype == "BigInt"> |
| <@intervalIntegerMultiplyBlock left="left" right="right" temp = "temp" out = "out" intervaltype=intervaltype /> |
| <#elseif numerictype == "Float4" || numerictype == "Float8"> |
| <@intervalNumericArithmeticBlock left="left" right="right" temp = "temp" op = "*" out = "out" intervaltype=intervaltype /> |
| </#if> |
| } |
| } |
| |
| @SuppressWarnings("unused") |
| @FunctionTemplate(names = {"divide", "div"<#if numerictype == "Int">, "/int"</#if>}, |
| scope = FunctionTemplate.FunctionScope.SIMPLE, |
| nulls = NullHandling.NULL_IF_NULL) |
| public static class ${intervaltype}${numerictype}DivideFunction implements DrillSimpleFunc { |
| @Param ${intervaltype}Holder left; |
| @Param ${numerictype}Holder right; |
| @Output IntervalHolder out; |
| |
| public void setup() { |
| } |
| |
| public void eval() { |
| <@intervalNumericArithmeticBlock left="left" right="right" temp = "temp" op = "/" out = "out" intervaltype=intervaltype /> |
| } |
| } |
| } |
| </#list> |
| </#list> |