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package getandset;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Date;
import javax.swing.JOptionPane;


/**
 *
 * @author Administrator
 */
public class AddLog {

 public static void addlog(String error)//将错误信息写入日志
    {
        FileWriter fw=null;
        BufferedWriter bw=null;
        File logFile=null;
        String containt=(new Date()).toString()+"\t\t"+error;
        try {
            logFile = new File("datalog.zhoujian");
            if (!logFile.exists()) {
                logFile.createNewFile();//如果该日志文件不存在，则新建一个
            }
            fw=new FileWriter(logFile,true);//以追加的模式操作文件
            bw=new BufferedWriter(fw);
			bw.newLine();
                        bw.newLine();
			bw.write(containt);
			bw.close();
                fw.close();

        }
        catch (IOException ex) {
            JOptionPane.showMessageDialog(null,"写入日志文件出错！","严重警告",JOptionPane.ERROR_MESSAGE);
        }finally{

        }



    }
}