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top.doudou.common.tool.aspect.WriteLogToFile Maven / Gradle / Ivy
package top.doudou.common.tool.aspect;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.io.FileUtil;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import lombok.extern.slf4j.Slf4j;
import top.doudou.base.stream.StreamCloseUtils;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.Serializable;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
/**
* @author 傻男人<[email protected] >
* @Date: 2020/8/19 9:20
* @Version: 1.0
* @Description: 将日志写入文件中
*/
@Slf4j
public class WriteLogToFile implements Serializable {
private static ExecutorService LOG_POOL = new ThreadPoolExecutor(9, 36,
0L, TimeUnit.MILLISECONDS,
new LinkedBlockingQueue(256),
new ThreadFactoryBuilder().setNameFormat("log-write-pool-%d").build(),
new ThreadPoolExecutor.AbortPolicy());
/**
* 将日志写入文件中
* @param file 文件
* @param log 内容
* @param flag 是否添加日志开头的日志的时间
*/
public static void logToFile(String file,String log,boolean flag){
checkFile(file);
FileOutputStream outputStream = null;
FileChannel fileChannel = null;
try{
outputStream = new FileOutputStream(file,true);
fileChannel = outputStream.getChannel();
String res = logTime() +" "+ log;
String lineBreak = getLineBreak();
writeCommonLog(fileChannel,flag ? logTime() +" "+ log : log,lineBreak);
}catch (IOException e){
StreamCloseUtils.close(fileChannel);
StreamCloseUtils.close(outputStream);
}
}
public static void logToFile(String file,String log){
logToFile(file,log,true);
}
public static void asyncLogToFile(String file,String log){
LOG_POOL.execute(()->logToFile(file,log,true));
}
public static void asyncLogToFile(String file,String log,boolean flag){
LOG_POOL.execute(()->logToFile(file,log,flag));
}
/**
* 将日志写入文件中
* @param file 文件
* @param log 内容
* @param flag 是否添加日志开头的日志的时间
* @param exception 异常的信息
*/
public static void logToFile(String file,String log,boolean flag,Exception exception){
checkFile(file);
FileOutputStream outputStream = null;
FileChannel fileChannel = null;
try{
outputStream = new FileOutputStream(file,true);
fileChannel = outputStream.getChannel();
String res = logTime() +" "+ log;
String lineBreak = getLineBreak();
ByteBuffer byteBuffer = writeCommonLog(fileChannel,flag ? logTime() +" "+ log : log,lineBreak);
if(null != exception){
byteBuffer.flip();
String exceptionMsg = exception.getClass().getName()+" "+ exception.getLocalizedMessage();
writeLogToFileChannel(fileChannel,byteBuffer,exceptionMsg,lineBreak);
writeExceptionLog(fileChannel,exception,lineBreak);
}
}catch (IOException ioe){
StreamCloseUtils.close(fileChannel);
StreamCloseUtils.close(outputStream);
}
}
public static void logToFile(String file,String log,Exception exception){
logToFile(file,log,true,exception);
}
public static void asyncLogToFile(String file,String log,Exception exception){
LOG_POOL.execute(()->logToFile(file,log,true,exception));
}
public static void asyncLogToFile(String file,String log,boolean flag,Exception exception){
LOG_POOL.execute(()->logToFile(file,log,flag,exception));
}
/**
* 打印通用日志
* @param fileChannel
* @param log
* @param lineBreak
*/
private static ByteBuffer writeCommonLog(FileChannel fileChannel, String log, String lineBreak){
ByteBuffer byteBuffer = ByteBuffer.allocate(log.getBytes().length+lineBreak.getBytes().length);
writeLogToFileChannel(fileChannel,byteBuffer,log,lineBreak);
return byteBuffer;
}
private static void writeLogToFileChannel(FileChannel fileChannel,ByteBuffer byteBuffer,String log,String lineBreak){
byteBuffer.put(log.getBytes());
byteBuffer.put(lineBreak.getBytes());
byteBuffer.flip();
try {
fileChannel.write(byteBuffer);
}catch (IOException ioException){
}
}
/**
* 打印异常的信息
* @param fileChannel 文件通道
* @param e 异常信息
* @param lineBreak 换行符
*/
private static void writeExceptionLog(FileChannel fileChannel, Exception e, String lineBreak){
StackTraceElement[] stackTrace = e.getStackTrace();
if(stackTrace.length <= 0 ){
return;
}
for (int i = 0; i < stackTrace.length; i++) {
StackTraceElement item = stackTrace[i];
String msg = " at "+item.getClassName()+"."+item.getMethodName()+"("+item.getFileName()+":"+item.getLineNumber()+")";
ByteBuffer buffer = ByteBuffer.allocate(msg.getBytes().length+lineBreak.getBytes().length);
buffer.put(msg.getBytes());
buffer.put(lineBreak.getBytes());
buffer.flip();
try {
fileChannel.write(buffer);
}catch (IOException ioException){
StreamCloseUtils.close(fileChannel);
}
}
}
/**
* 日志前的时间
* @return
*/
private static String logTime(){
return DateUtil.now();
}
private static void checkFile(String path){
File file = new File(path);
if(!file.exists()){
FileUtil.touch(file);
}
}
/**
* 获取换行符
* @return
*/
private static String getLineBreak(){
String property = System.getProperty("os.name");
if(property.startsWith("Windows")){
return "\r\n";
}
if(property.startsWith("Linux")){
return "\n";
}
if(property.startsWith("Mac")){
return "\r";
}
return "\r\n";
}
}
