| /* |
| * 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. |
| */ |
| |
| package org.apache.druid.guice; |
| |
| import com.fasterxml.jackson.databind.Module; |
| import com.google.common.collect.ImmutableList; |
| import com.google.inject.Binder; |
| import com.google.inject.multibindings.Multibinder; |
| import org.apache.druid.initialization.DruidModule; |
| import org.apache.druid.math.expr.ExprMacroTable; |
| import org.apache.druid.query.expression.GuiceExprMacroTable; |
| import org.apache.druid.query.expression.IPv4AddressMatchExprMacro; |
| import org.apache.druid.query.expression.IPv4AddressParseExprMacro; |
| import org.apache.druid.query.expression.IPv4AddressStringifyExprMacro; |
| import org.apache.druid.query.expression.LikeExprMacro; |
| import org.apache.druid.query.expression.RegexpExtractExprMacro; |
| import org.apache.druid.query.expression.RegexpLikeExprMacro; |
| import org.apache.druid.query.expression.TimestampCeilExprMacro; |
| import org.apache.druid.query.expression.TimestampExtractExprMacro; |
| import org.apache.druid.query.expression.TimestampFloorExprMacro; |
| import org.apache.druid.query.expression.TimestampFormatExprMacro; |
| import org.apache.druid.query.expression.TimestampParseExprMacro; |
| import org.apache.druid.query.expression.TimestampShiftExprMacro; |
| import org.apache.druid.query.expression.TrimExprMacro; |
| |
| import java.util.List; |
| |
| public class ExpressionModule implements DruidModule |
| { |
| public static final List<Class<? extends ExprMacroTable.ExprMacro>> EXPR_MACROS = |
| ImmutableList.<Class<? extends ExprMacroTable.ExprMacro>>builder() |
| .add(IPv4AddressMatchExprMacro.class) |
| .add(IPv4AddressParseExprMacro.class) |
| .add(IPv4AddressStringifyExprMacro.class) |
| .add(LikeExprMacro.class) |
| .add(RegexpExtractExprMacro.class) |
| .add(RegexpLikeExprMacro.class) |
| .add(TimestampCeilExprMacro.class) |
| .add(TimestampExtractExprMacro.class) |
| .add(TimestampFloorExprMacro.class) |
| .add(TimestampFormatExprMacro.class) |
| .add(TimestampParseExprMacro.class) |
| .add(TimestampShiftExprMacro.class) |
| .add(TrimExprMacro.BothTrimExprMacro.class) |
| .add(TrimExprMacro.LeftTrimExprMacro.class) |
| .add(TrimExprMacro.RightTrimExprMacro.class) |
| .build(); |
| |
| @Override |
| public void configure(Binder binder) |
| { |
| binder.bind(ExprMacroTable.class).to(GuiceExprMacroTable.class).in(LazySingleton.class); |
| for (Class<? extends ExprMacroTable.ExprMacro> exprMacroClass : EXPR_MACROS) { |
| addExprMacro(binder, exprMacroClass); |
| } |
| } |
| |
| @Override |
| public List<? extends Module> getJacksonModules() |
| { |
| return ImmutableList.of(); |
| } |
| |
| public static void addExprMacro(final Binder binder, final Class<? extends ExprMacroTable.ExprMacro> clazz) |
| { |
| Multibinder.newSetBinder(binder, ExprMacroTable.ExprMacro.class) |
| .addBinding() |
| .to(clazz); |
| } |
| } |