| /* |
| * 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 /> |
| <@pp.changeOutputFile name="/org/apache/drill/exec/expr/fn/impl/GUnionFunctions.java" /> |
| |
| |
| <#include "/@includes/license.ftl" /> |
| |
| package org.apache.drill.exec.expr.fn.impl; |
| |
| <#include "/@includes/vv_imports.ftl" /> |
| 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.holders.*; |
| import javax.inject.Inject; |
| import io.netty.buffer.DrillBuf; |
| import org.apache.drill.exec.record.RecordBatch; |
| |
| /* |
| * This class is generated using freemarker and the ${.template_name} template. |
| */ |
| |
| @SuppressWarnings("unused") |
| /** |
| * Additional functions can be found in the class UnionFunctions |
| */ |
| public class GUnionFunctions { |
| <#list vv.types as type><#list type.minor as minor><#assign name = minor.class?cap_first /> |
| <#assign fields = minor.fields!type.fields /> |
| <#assign uncappedName = name?uncap_first/> |
| |
| <#if !minor.class?starts_with("Decimal")> |
| @FunctionTemplate( |
| name = "IS_${name?upper_case}", |
| scope = FunctionTemplate.FunctionScope.SIMPLE, |
| nulls = NullHandling.INTERNAL) |
| public static class UnionIs${name} implements DrillSimpleFunc { |
| |
| @Param UnionHolder in; |
| @Output BitHolder out; |
| |
| public void setup() {} |
| |
| public void eval() { |
| if (in.isSet == 1) { |
| out.value = in.getType().getMinorType() == org.apache.drill.common.types.TypeProtos.MinorType.${name?upper_case} ? 1 : 0; |
| } else { |
| out.value = 0; |
| } |
| } |
| } |
| |
| @FunctionTemplate( |
| name = "ASSERT_${name?upper_case}", |
| scope = FunctionTemplate.FunctionScope.SIMPLE, |
| nulls = NullHandling.INTERNAL) |
| public static class CastUnion${name} implements DrillSimpleFunc { |
| |
| @Param UnionHolder in; |
| @Output Nullable${name}Holder out; |
| |
| public void setup() {} |
| |
| public void eval() { |
| if (in.isSet == 1) { |
| in.reader.read(out); |
| } else { |
| out.isSet = 0; |
| } |
| } |
| } |
| </#if> |
| </#list></#list> |
| } |