工程提交

杜洪波

2025-05-08 dc8fcd5b11652ad3f08bc33e2e3caef62cc89cc9

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package com.product.system.backup.entity;
 
import java.io.File;
import java.io.FileWriter;
import java.text.SimpleDateFormat;
import java.util.Date;
 
public class BackupLogger {
 
    public static final int ERROR_TYPE = 0;// 错误日志
    public static final int INFO_TYPE = 1;// 普通日志
 
    SimpleDateFormat standardTimeFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    SimpleDateFormat standardDateFormat = new SimpleDateFormat("yyyy-MM-dd");
    SimpleDateFormat numberTimeFormat = new SimpleDateFormat("yyyyMMddHHmmss");
    SimpleDateFormat numberDateFormat = new SimpleDateFormat("yyyyMMdd");
 
    File logFile;
    FileWriter logWriter;
 
    public BackupLogger() {
        logFile = new File(System.getProperty("user.dir") + File.separator + "/logs/backend/backup/" + numberTimeFormat.format(new Date()) + ".log");        
//        logFile = new File("D:/product-server/backup/log/back_" + numberTimeFormat.format(new Date()) + ".log");
        if (!logFile.exists()) {
            System.out.println("日志文件不存在：" + logFile.getAbsolutePath());
            try {
                // 确保父目录存在
                File parentDir = logFile.getParentFile();
                if (parentDir != null && !parentDir.exists()) {
                    parentDir.mkdirs(); // 创建所有必要的父目录
                }
                logFile.createNewFile();
            } catch (Exception e) {
                System.out.println("创建日志文件失败：" + logFile.getAbsolutePath() + "," + e.getMessage());
            }
        }
        try {
            logWriter = new FileWriter(logFile, true);
        } catch (Exception e) {
            System.out.println("初始日志文件失败：" + logFile.getAbsolutePath() + "," + e.getMessage());
        }
 
    }
 
    public boolean writeInfo(String message, int type) {
        if (logWriter != null) {
            try {
                logWriter.write("【");
                if (type == BackupLogger.ERROR_TYPE) {
                    logWriter.write("ERROR");
                } else {
                    logWriter.write("INFO ");
                }
                logWriter.write(" " + standardTimeFormat.format(new Date()));
                logWriter.write("】 ");
                logWriter.write(message);
                logWriter.write("\r\n");
                logWriter.flush();
                return true;
            } catch (Exception e) {
                System.out.println("日志写入错误：" + logFile.getAbsolutePath() + "," + e.getMessage());
            }
        }
        return false;
    }
 
    public void closeLogger() {
        if (logWriter != null) {
            try {
                logWriter.close();
            } catch (Exception e) {
                System.out.println("日志写入错误：" + logFile.getAbsolutePath() + "," + e.getMessage());
            }
        }
    }
}