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.model.control.user.server.logic;
018
019import com.echothree.model.control.user.common.exception.UnknownUsernameException;
020import com.echothree.model.control.user.server.control.UserControl;
021import com.echothree.model.data.user.server.entity.UserLogin;
022import com.echothree.util.common.message.ExecutionErrors;
023import com.echothree.util.server.control.BaseLogic;
024import com.echothree.util.server.message.ExecutionErrorAccumulator;
025import javax.enterprise.context.ApplicationScoped;
026import javax.inject.Inject;
027
028@ApplicationScoped
029public class UserLoginLogic
030        extends BaseLogic {
031
032    @Inject
033    UserControl userControl;
034
035    protected UserLoginLogic() {
036        super();
037    }
038    
039    public UserLogin getUserLoginByUsername(final ExecutionErrorAccumulator eea, final String username) {
040        var userLogin = userControl.getUserLoginByUsername(username);
041
042        if(userLogin == null) {
043            handleExecutionError(UnknownUsernameException.class, eea, ExecutionErrors.UnknownUsername.name(), username);
044        }
045
046        return userLogin;
047    }
048    
049}