001// --------------------------------------------------------------------------------
002// Copyright 2002-2026 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.control.user.core.server.command;
018
019import com.echothree.control.user.core.common.form.GetEntityAttributeForm;
020import com.echothree.control.user.core.common.result.CoreResultFactory;
021import com.echothree.model.control.core.server.logic.EntityAttributeLogic;
022import com.echothree.model.data.core.server.entity.EntityAttribute;
023import com.echothree.model.data.user.common.pk.UserVisitPK;
024import com.echothree.util.common.command.BaseResult;
025import com.echothree.util.common.validation.FieldDefinition;
026import com.echothree.util.common.validation.FieldType;
027import com.echothree.util.server.control.BaseSingleEntityCommand;
028import java.util.List;
029import javax.enterprise.context.Dependent;
030import javax.inject.Inject;
031
032@Dependent
033public class GetEntityAttributeCommand
034        extends BaseSingleEntityCommand<EntityAttribute, GetEntityAttributeForm> {
035
036    // No COMMAND_SECURITY_DEFINITION, anyone may execute this command.
037    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
038    
039    static {
040        FORM_FIELD_DEFINITIONS = List.of(
041                new FieldDefinition("ComponentVendorName", FieldType.ENTITY_NAME, false, null, null),
042                new FieldDefinition("EntityTypeName", FieldType.ENTITY_TYPE_NAME, false, null, null),
043                new FieldDefinition("EntityAttributeName", FieldType.ENTITY_NAME, false, null, null),
044                new FieldDefinition("EntityRef", FieldType.ENTITY_REF, false, null, null),
045                new FieldDefinition("Uuid", FieldType.UUID, false, null, null)
046        );
047    }
048
049    @Inject
050    EntityAttributeLogic entityAttributeLogic;
051
052    
053    /** Creates a new instance of GetEntityAttributeCommand */
054    public GetEntityAttributeCommand() {
055        super(null, FORM_FIELD_DEFINITIONS, true);
056    }
057    
058    @Override
059    protected EntityAttribute getEntity() {
060        return entityAttributeLogic.getEntityAttributeByUniversalSpec(this, form);
061    }
062    
063    @Override
064    protected BaseResult getResult(EntityAttribute entityAttribute) {
065        var result = CoreResultFactory.getGetEntityAttributeResult();
066
067        if(entityAttribute != null) {
068            result.setEntityAttribute(coreControl.getEntityAttributeTransfer(getUserVisit(), entityAttribute, null));
069        }
070        
071        return result;
072    }
073    
074}