001// --------------------------------------------------------------------------------
002// Copyright 2002-2024 Echo Three, LLC
003//
004// Licensed under the Apache License, Version 2.0 (the "License");
005// you may not use this file except in compliance with the License.
006// You may obtain a copy of the License at
007//
008//     http://www.apache.org/licenses/LICENSE-2.0
009//
010// Unless required by applicable law or agreed to in writing, software
011// distributed under the License is distributed on an "AS IS" BASIS,
012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013// See the License for the specific language governing permissions and
014// limitations under the License.
015// --------------------------------------------------------------------------------
016
017package com.echothree.model.control.tax.server.logic;
018
019import com.echothree.model.control.tax.common.exception.UnknownTaxClassificationNameException;
020import com.echothree.model.control.tax.server.control.TaxControl;
021import com.echothree.model.data.geo.server.entity.GeoCode;
022import com.echothree.model.data.tax.server.entity.TaxClassification;
023import com.echothree.util.common.message.ExecutionErrors;
024import com.echothree.util.server.control.BaseLogic;
025import com.echothree.util.server.message.ExecutionErrorAccumulator;
026import com.echothree.util.server.persistence.Session;
027
028public class TaxClassificationLogic
029        extends BaseLogic {
030    
031    private TaxClassificationLogic() {
032        super();
033    }
034    
035    private static class TaxClassificationLogicHolder {
036        static TaxClassificationLogic instance = new TaxClassificationLogic();
037    }
038    
039    public static TaxClassificationLogic getInstance() {
040        return TaxClassificationLogicHolder.instance;
041    }
042
043    public TaxClassification getTaxClassificationByName(final ExecutionErrorAccumulator eea, final GeoCode countryGeoCode, final String taxClassificationName) {
044        var taxControl = Session.getModelController(TaxControl.class);
045        TaxClassification taxClassification = taxControl.getTaxClassificationByName(countryGeoCode, taxClassificationName);
046
047        if(taxClassification == null) {
048            handleExecutionError(UnknownTaxClassificationNameException.class, eea, ExecutionErrors.UnknownTaxClassificationName.name(),
049                    countryGeoCode.getLastDetail().getGeoCodeName(), taxClassificationName);
050        }
051
052        return taxClassification;
053    }
054    
055}