content: /*
   * 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.calcite.rel.type;
  
  import org.apache.calcite.sql.type.SqlTypeName;
  
  import org.checkerframework.checker.nullness.qual.Nullable;
  
  import java.math.RoundingMode;
  
  /** Implementation of {@link org.apache.calcite.rel.type.RelDataTypeSystem}
   * that sends all methods to an underlying object. */
  public class DelegatingTypeSystem implements RelDataTypeSystem {
    private final RelDataTypeSystem typeSystem;
  
    /** Creates a {@code DelegatingTypeSystem}. */
    protected DelegatingTypeSystem(RelDataTypeSystem typeSystem) {
      this.typeSystem = typeSystem;
    }
  
    @Override public int getMaxScale(SqlTypeName typeName) {
      return typeSystem.getMaxScale(typeName);
    }
  
    @Override public int getMinScale(SqlTypeName typeName) {
      return typeSystem.getMinScale(typeName);
    }
  
    @Override public int getDefaultPrecision(SqlTypeName typeName) {
      return typeSystem.getDefaultPrecision(typeName);
    }
  
    @Override public int getDefaultScale(SqlTypeName typeName) {
      return typeSystem.getDefaultScale(typeName);
    }
  
    @Override public int getMaxPrecision(SqlTypeName typeName) {
      return typeSystem.getMaxPrecision(typeName);
    }
  
    @Override public int getMinPrecision(SqlTypeName typeName) {
      return typeSystem.getMinPrecision(typeName);
    }
  
    @SuppressWarnings("deprecation")
    @Override public int getMaxNumericScale() {
      return typeSystem.getMaxNumericScale();
    }
  
    @SuppressWarnings("deprecation")
    @Override public int getMaxNumericPrecision() {
      return typeSystem.getMaxNumericPrecision();
    }
  
    @Override public RoundingMode roundingMode() {
      return typeSystem.roundingMode();
    }
  
    @Override public @Nullable String getLiteral(SqlTypeName typeName, boolean isPrefix) {
      return typeSystem.getLiteral(typeName, isPrefix);
    }
  
    @Override public boolean isCaseSensitive(SqlTypeName typeName) {
      return typeSystem.isCaseSensitive(typeName);
    }
  
    @Override public boolean isAutoincrement(SqlTypeName typeName) {
      return typeSystem.isAutoincrement(typeName);
    }
  
    @Override public int getNumTypeRadix(SqlTypeName typeName) {
      return typeSystem.getNumTypeRadix(typeName);
    }
  
    @Override public RelDataType deriveSumType(RelDataTypeFactory typeFactory,
        RelDataType argumentType) {
      return typeSystem.deriveSumType(typeFactory, argumentType);
    }
  
    @Override public RelDataType deriveAvgAggType(RelDataTypeFactory typeFactory,
        RelDataType argumentType) {
      return typeSystem.deriveAvgAggType(typeFactory, argumentType);
    }
  
    @Override public RelDataType deriveCovarType(RelDataTypeFactory typeFactory,
        RelDataType arg0Type, RelDataType arg1Type) {
      return typeSystem.deriveCovarType(typeFactory, arg0Type, arg1Type);
    }
  
    @Override public RelDataType deriveFractionalRankType(RelDataTypeFactory typeFactory) {
      return typeSystem.deriveFractionalRankType(typeFactory);
    }
  
    @Override public RelDataType deriveRankType(RelDataTypeFactory typeFactory) {
      return typeSystem.deriveRankType(typeFactory);
    }
  
    @Override public boolean isSchemaCaseSensitive() {
      return typeSystem.isSchemaCaseSensitive();
    }
  
    @Override public boolean shouldConvertRaggedUnionTypesToVarying() {
      return typeSystem.shouldConvertRaggedUnionTypesToVarying();
    }
  
    @Override public TimeFrameSet deriveTimeFrameSet(TimeFrameSet frameSet) {
      return typeSystem.deriveTimeFrameSet(frameSet);
    }
  }
  