jiangjiazhi / regional-platform

Authored by jiangjiazhi over 8 years ago

Exists in master and in 6 other branches

Showing 1 changed file with 52 additions and 0 deletions

	1	+package com.lyms.platform.common.log4j;
	2	+
	3	+import org.apache.log4j.Layout;
	4	+import org.apache.log4j.helpers.QuietWriter;
	5	+
	6	+import java.io.File;
	7	+import java.io.IOException;
	8	+
	9	+/**
	10	+ *
	11	+ * 解决log4j BufferedIO=true 时，buffer有残余日志不能记录的问题
	12	+ *
	13	+ * Created by jiangjiazhi on 2017/5/22.
	14	+ */
	15	+public class DailyRollingFileAppender extends
	16	+ org.apache.log4j.DailyRollingFileAppender {
	17	+
	18	+ public DailyRollingFileAppender() {
	19	+ super();
	20	+ Runtime.getRuntime().addShutdownHook(new Log4jHockThread());
	21	+ }
	22	+
	23	+ public DailyRollingFileAppender(Layout layout, String filename,
	24	+ String datePattern) throws IOException {
	25	+ super(layout, filename, datePattern);
	26	+ Runtime.getRuntime().addShutdownHook(new Log4jHockThread());
	27	+ }
	28	+
	29	+ @Override
	30	+ public synchronized void setFile(String fileName, boolean append,
	31	+ boolean bufferedIO, int bufferSize) throws IOException {
	32	+ File logfile = new File(fileName);
	33	+
	34	+ logfile.getParentFile().mkdirs();
	35	+
	36	+ super.setFile(fileName, append, bufferedIO, bufferSize);
	37	+ }
	38	+
	39	+ public QuietWriter getQw() {
	40	+ return super.qw;
	41	+ }
	42	+
	43	+ private class Log4jHockThread extends Thread {
	44	+ @Override
	45	+ public void run() {
	46	+ QuietWriter qw = DailyRollingFileAppender.this.getQw();
	47	+ if (qw != null) {
	48	+ qw.flush();
	49	+ }
	50	+ }
	51	+ }
	52	+ }