com.star.log.dialect.tinylog.TinyLog Maven / Gradle / Ivy

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some utility class for java develop
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package com.star.log.dialect.tinylog;

import com.star.collection.array.ArrayUtil;
import com.star.log.AbstractLog;
import com.star.string.StringUtil;
import org.pmw.tinylog.Level;
import org.pmw.tinylog.LogEntryForwarder;
import org.pmw.tinylog.Logger;

/**
 * tinylog log.

 *
 * @author Looly
 */
public class TinyLog extends AbstractLog {
    private static final long serialVersionUID = -4848042277045993735L;

    /**
     * 堆栈增加层数，因为封装因此多了两层，此值用于正确获取当前类名
     */
    private static final int DEPTH = 2;

    private int level;
    private String name;

    // ------------------------------------------------------------------------- Constructor
    public TinyLog(Class clazz) {
        this.name = clazz.getName();
        this.level = Logger.getLevel(name).ordinal();
    }

    public TinyLog(String name) {
        this.name = name;
        this.level = Logger.getLevel(name).ordinal();
    }

    /**
     * 如果最后一个参数为异常参数，则获取之，否则返回null
     *
     * @param arguments 参数
     * @return 最后一个异常参数
     * @since 4.0.3
     */
    private static Throwable getLastArgumentIfThrowable(Object... arguments) {
        if (!ArrayUtil.isEmpty(arguments) && arguments[arguments.length - 1] instanceof Throwable) {
            return (Throwable) arguments[arguments.length - 1];
        } else {
            return null;
        }
    }

    @Override
    public String getName() {
        return this.name;
    }

    // ------------------------------------------------------------------------- Trace
    @Override
    public boolean isTraceEnabled() {
        return this.level <= org.pmw.tinylog.Level.TRACE.ordinal();
    }

    @Override
    public void trace(String format, Object... arguments) {
        log(com.star.log.level.Level.TRACE, format, arguments);
    }

    @Override
    public void trace(Throwable t, String format, Object... arguments) {
        log(com.star.log.level.Level.TRACE, t, format, arguments);
    }

    // ------------------------------------------------------------------------- Debug
    @Override
    public boolean isDebugEnabled() {
        return this.level <= org.pmw.tinylog.Level.DEBUG.ordinal();
    }

    @Override
    public void debug(String format, Object... arguments) {
        log(com.star.log.level.Level.DEBUG, format, arguments);
    }

    @Override
    public void debug(Throwable t, String format, Object... arguments) {
        log(com.star.log.level.Level.DEBUG, t, format, arguments);
    }

    // ------------------------------------------------------------------------- Info
    @Override
    public boolean isInfoEnabled() {
        return this.level <= org.pmw.tinylog.Level.INFO.ordinal();
    }

    @Override
    public void info(String format, Object... arguments) {
        log(com.star.log.level.Level.INFO, format, arguments);
    }

    @Override
    public void info(Throwable t, String format, Object... arguments) {
        log(com.star.log.level.Level.INFO, t, format, arguments);
    }

    // ------------------------------------------------------------------------- Warn
    @Override
    public boolean isWarnEnabled() {
        return this.level <= org.pmw.tinylog.Level.WARNING.ordinal();
    }

    @Override
    public void warn(String format, Object... arguments) {
        log(com.star.log.level.Level.WARN, format, arguments);
    }

    @Override
    public void warn(Throwable t, String format, Object... arguments) {
        log(com.star.log.level.Level.WARN, t, format, arguments);
    }

    // ------------------------------------------------------------------------- Error
    @Override
    public boolean isErrorEnabled() {
        return this.level <= org.pmw.tinylog.Level.ERROR.ordinal();
    }

    @Override
    public void error(String format, Object... arguments) {
        log(com.star.log.level.Level.ERROR, format, arguments);
    }

    @Override
    public void error(Throwable t, String format, Object... arguments) {
        log(com.star.log.level.Level.ERROR, t, format, arguments);
    }

    // ------------------------------------------------------------------------- Log
    @Override
    public void log(com.star.log.level.Level level, String format, Object... arguments) {
        LogEntryForwarder.forward(DEPTH, toTinyLevel(level), getLastArgumentIfThrowable(level, arguments), format, arguments);
    }

    @Override
    public void log(com.star.log.level.Level level, Throwable t, String format, Object... arguments) {
        LogEntryForwarder.forward(DEPTH, toTinyLevel(level), t, format, arguments);
    }

    /**
     * 将Hutool的Level等级转换为Tinylog的Level等级
     *
     * @param level Hutool的Level等级
     * @return Tinylog的Level
     * @since 4.0.3
     */
    private Level toTinyLevel(com.star.log.level.Level level) {
        Level tinyLevel;
        switch (level) {
            case TRACE:
                tinyLevel = Level.TRACE;
                break;
            case DEBUG:
                tinyLevel = Level.DEBUG;
                break;
            case INFO:
                tinyLevel = Level.INFO;
                break;
            case WARN:
                tinyLevel = Level.WARNING;
                break;
            case ERROR:
                tinyLevel = Level.ERROR;
                break;
            case OFF:
                tinyLevel = Level.OFF;
                break;
            default:
                throw new Error(StringUtil.format("Can not identify level: {}", level));
        }
        return tinyLevel;
    }
}