001/*
002 * Copyright (c) 2024 QOS.ch Sarl (Switzerland)
003 * All rights reserved.
004 *
005 * Permission is hereby granted, free  of charge, to any person obtaining
006 * a  copy  of this  software  and  associated  documentation files  (the
007 * "Software"), to  deal in  the Software without  restriction, including
008 * without limitation  the rights to  use, copy, modify,  merge, publish,
009 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
010 * permit persons to whom the Software  is furnished to do so, subject to
011 * the following conditions:
012 *
013 * The  above  copyright  notice  and  this permission  notice  shall  be
014 * included in all copies or substantial portions of the Software.
015 *
016 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
017 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
018 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
019 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
020 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
021 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
022 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
023 *
024 *
025 *
026 */
027
028package ch.qos.logback.tyler.base.handler;
029
030import ch.qos.logback.classic.Logger;
031import ch.qos.logback.classic.model.LevelModel;
032import ch.qos.logback.classic.util.LevelUtil;
033import ch.qos.logback.core.Context;
034import ch.qos.logback.core.model.Model;
035import ch.qos.logback.core.model.processor.ModelHandlerBase;
036import ch.qos.logback.core.model.processor.ModelHandlerException;
037import ch.qos.logback.core.model.processor.ModelInterpretationContext;
038import ch.qos.logback.tyler.base.TylerModelInterpretationContext;
039import ch.qos.logback.tyler.base.spi.StaticImportData;
040import ch.qos.logback.tyler.base.util.StringToVariableStament;
041import ch.qos.logback.tyler.base.util.VariableNameUtil;
042
043import static ch.qos.logback.classic.tyler.TylerConfiguratorBase.SETUP_LOGGER_METHOD_NAME;
044
045public class LevelModelHandler extends ModelHandlerBase {
046
047    boolean inError = false;
048
049    public LevelModelHandler(Context context) {
050        super(context);
051    }
052
053    static public ModelHandlerBase makeInstance(Context context, ModelInterpretationContext ic) {
054        return new LevelModelHandler(context);
055    }
056
057
058    @Override
059    public void handle(ModelInterpretationContext mic, Model model) throws ModelHandlerException {
060        LevelModel levelModel = (LevelModel) model;
061        TylerModelInterpretationContext tmic = (TylerModelInterpretationContext) mic;
062
063        Object o = mic.peekObject();
064
065        if (!(o instanceof String)) {
066            inError = true;
067            addError("For element <level>, could not find a AppenderAttachableData at the top of execution stack.");
068            return;
069        }
070
071        String loggerName = (String) o;
072        String levelStr = levelModel.getValue();
073
074        addJavaStatement(tmic, loggerName, levelStr);
075    }
076
077    void addJavaStatement(TylerModelInterpretationContext tmic, String loggerName, String levelStr) {
078        String loggerVariableName = VariableNameUtil.loggerNameToVariableName(loggerName);
079        boolean containsVariable = StringToVariableStament.containsVariable(levelStr);
080        String levelStrPart = containsVariable ? "subst($S)" : "$S";
081
082        tmic.addStaticImport(new StaticImportData(LevelUtil.class, "levelStringToLevel"));
083
084        tmic.configureMethodSpecBuilder.addStatement("$N.setLevel(levelStringToLevel("+levelStrPart+"))", loggerVariableName,
085                levelStr);
086    }
087}