org.redkale.boot.LogFileHandler Maven / Gradle / Ivy
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/*
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* and open the template in the editor.
*/
package org.redkale.boot;
import java.io.*;
import java.nio.file.*;
import static java.nio.file.StandardCopyOption.*;
import java.time.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.concurrent.atomic.*;
import java.util.logging.*;
import java.util.logging.Formatter;
/**
* 自定义的日志输出类
*
* 详情见: https://redkale.org
*
* @author zhangjx
*/
@SuppressWarnings("unchecked")
public class LogFileHandler extends Handler {
/**
* SNCP的日志输出Handler
*/
public static class SncpLogFileHandler extends LogFileHandler {
@Override
public String getPrefix() {
return "sncp-";
}
}
/**
* 默认的日志时间格式化类
*
*/
public static class LoggingFormater extends Formatter {
private static final String format = "%1$tY-%1$tm-%1$td %1$tH:%1$tM:%1$tS.%tL %4$s %2$s\r\n%5$s%6$s\r\n";
@Override
public String format(LogRecord record) {
String source;
if (record.getSourceClassName() != null) {
source = record.getSourceClassName();
if (record.getSourceMethodName() != null) {
source += " " + record.getSourceMethodName();
}
} else {
source = record.getLoggerName();
}
String message = formatMessage(record);
String throwable = "";
if (record.getThrown() != null) {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw) {
@Override
public void println() {
super.print("\r\n");
}
};
pw.println();
record.getThrown().printStackTrace(pw);
pw.close();
throwable = sw.toString();
}
return String.format(format,
System.currentTimeMillis(),
source,
record.getLoggerName(),
record.getLevel().getName(),
message,
throwable);
}
}
protected final LinkedBlockingQueue records = new LinkedBlockingQueue();
private String pattern;
private String unusual; //不为null表示将 WARNING、SEVERE 级别的日志写入单独的文件中
private int limit; //文件大小限制
private final AtomicInteger logindex = new AtomicInteger();
private final AtomicInteger logunusualindex = new AtomicInteger();
private int count = 1; //文件限制
private long tomorrow;
private boolean append;
private final AtomicLong loglength = new AtomicLong();
private final AtomicLong logunusuallength = new AtomicLong();
private File logfile;
private File logunusualfile;
private OutputStream logstream;
private OutputStream logunusualstream;
public LogFileHandler() {
updateTomorrow();
configure();
open();
}
private void updateTomorrow() {
Calendar cal = Calendar.getInstance();
cal.set(Calendar.HOUR_OF_DAY, 0);
cal.set(Calendar.MINUTE, 0);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MILLISECOND, 0);
cal.add(Calendar.DAY_OF_YEAR, 1);
long t = cal.getTimeInMillis();
if (this.tomorrow != t) logindex.set(0);
this.tomorrow = t;
}
private void open() {
final String name = "Logging-" + getClass().getSimpleName() + "-Thread";
new Thread() {
{
setName(name);
setDaemon(true);
}
@Override
public void run() {
while (true) {
try {
LogRecord record = records.take();
final boolean bigger = (limit > 0 && limit <= loglength.get());
final boolean changeday = tomorrow <= record.getMillis();
if (bigger || changeday) {
updateTomorrow();
if (logstream != null) {
logstream.close();
if (bigger) {
for (int i = Math.min(count - 2, logindex.get() - 1); i > 0; i--) {
File greater = new File(logfile.getPath() + "." + i);
if (greater.exists()) Files.move(greater.toPath(), new File(logfile.getPath() + "." + (i + 1)).toPath(), REPLACE_EXISTING, ATOMIC_MOVE);
}
Files.move(logfile.toPath(), new File(logfile.getPath() + ".1").toPath(), REPLACE_EXISTING, ATOMIC_MOVE);
}
logstream = null;
}
}
if (unusual != null && changeday && logunusualstream != null) {
logunusualstream.close();
if (limit > 0 && limit <= logunusuallength.get()) {
for (int i = Math.min(count - 2, logunusualindex.get() - 1); i > 0; i--) {
File greater = new File(logunusualfile.getPath() + "." + i);
if (greater.exists()) Files.move(greater.toPath(), new File(logunusualfile.getPath() + "." + (i + 1)).toPath(), REPLACE_EXISTING, ATOMIC_MOVE);
}
Files.move(logunusualfile.toPath(), new File(logunusualfile.getPath() + ".1").toPath(), REPLACE_EXISTING, ATOMIC_MOVE);
}
logunusualstream = null;
}
if (logstream == null) {
logindex.incrementAndGet();
java.time.LocalDate date = LocalDate.now();
logfile = new File(pattern.replace("%m", String.valueOf((date.getYear() * 100 + date.getMonthValue()))).replace("%d", String.valueOf((date.getYear() * 10000 + date.getMonthValue() * 100 + date.getDayOfMonth()))));
logfile.getParentFile().mkdirs();
loglength.set(logfile.length());
logstream = new FileOutputStream(logfile, append);
}
if (unusual != null && logunusualstream == null) {
logunusualindex.incrementAndGet();
java.time.LocalDate date = LocalDate.now();
logunusualfile = new File(unusual.replace("%m", String.valueOf((date.getYear() * 100 + date.getMonthValue()))).replace("%d", String.valueOf((date.getYear() * 10000 + date.getMonthValue() * 100 + date.getDayOfMonth()))));
logunusualfile.getParentFile().mkdirs();
logunusuallength.set(logunusualfile.length());
logunusualstream = new FileOutputStream(logunusualfile, append);
}
//----------------------写日志-------------------------
String message = getFormatter().format(record);
String encoding = getEncoding();
byte[] bytes = encoding == null ? message.getBytes() : message.getBytes(encoding);
logstream.write(bytes);
loglength.addAndGet(bytes.length);
if (unusual != null && (record.getLevel() == Level.WARNING || record.getLevel() == Level.SEVERE)) {
logunusualstream.write(bytes);
logunusuallength.addAndGet(bytes.length);
}
} catch (Exception e) {
ErrorManager err = getErrorManager();
if (err != null) err.error(null, e, ErrorManager.WRITE_FAILURE);
}
}
}
}.start();
}
public String getPrefix() {
return "";
}
private void configure() {
LogManager manager = LogManager.getLogManager();
String cname = LogFileHandler.class.getName();
this.pattern = manager.getProperty(cname + ".pattern");
if (this.pattern == null) {
this.pattern = "logs-%m/" + getPrefix() + "log-%d.log";
} else {
int pos = this.pattern.lastIndexOf('/');
if (pos > 0) {
this.pattern = this.pattern.substring(0, pos + 1) + getPrefix() + this.pattern.substring(pos + 1);
} else {
this.pattern = getPrefix() + this.pattern;
}
}
String unusualstr = manager.getProperty(cname + ".unusual");
if (unusualstr != null) {
int pos = unusualstr.lastIndexOf('/');
if (pos > 0) {
this.unusual = unusualstr.substring(0, pos + 1) + getPrefix() + unusualstr.substring(pos + 1);
} else {
this.unusual = getPrefix() + unusualstr;
}
}
String limitstr = manager.getProperty(cname + ".limit");
try {
if (limitstr != null) this.limit = Math.abs(Integer.decode(limitstr));
} catch (Exception e) {
}
String countstr = manager.getProperty(cname + ".count");
try {
if (countstr != null) this.count = Math.max(1, Math.abs(Integer.decode(countstr)));
} catch (Exception e) {
}
String appendstr = manager.getProperty(cname + ".append");
try {
if (appendstr != null) this.append = "true".equalsIgnoreCase(appendstr) || "1".equals(appendstr);
} catch (Exception e) {
}
String levelstr = manager.getProperty(cname + ".level");
try {
if (levelstr != null) {
Level l = Level.parse(levelstr);
setLevel(l != null ? l : Level.ALL);
}
} catch (Exception e) {
}
String filterstr = manager.getProperty(cname + ".filter");
try {
if (filterstr != null) {
Class clz = ClassLoader.getSystemClassLoader().loadClass(filterstr);
setFilter((Filter) clz.newInstance());
}
} catch (Exception e) {
}
String formatterstr = manager.getProperty(cname + ".formatter");
try {
if (formatterstr != null) {
Class clz = ClassLoader.getSystemClassLoader().loadClass(formatterstr);
setFormatter((Formatter) clz.newInstance());
}
} catch (Exception e) {
}
if (getFormatter() == null) setFormatter(new SimpleFormatter());
String encodingstr = manager.getProperty(cname + ".encoding");
try {
if (encodingstr != null) setEncoding(encodingstr);
} catch (Exception e) {
}
}
@Override
public void publish(LogRecord record) {
final String sourceClassName = record.getSourceClassName();
if (sourceClassName == null || true) {
StackTraceElement[] ses = new Throwable().getStackTrace();
for (int i = 2; i < ses.length; i++) {
if (ses[i].getClassName().startsWith("java.util.logging")) continue;
record.setSourceClassName('[' + Thread.currentThread().getName() + "] " + ses[i].getClassName());
record.setSourceMethodName(ses[i].getMethodName());
break;
}
} else {
record.setSourceClassName('[' + Thread.currentThread().getName() + "] " + sourceClassName);
}
records.offer(record);
}
@Override
public void flush() {
try {
if (logstream != null) logstream.flush();
} catch (Exception e) {
ErrorManager err = getErrorManager();
if (err != null) err.error(null, e, ErrorManager.FLUSH_FAILURE);
}
}
@Override
public void close() throws SecurityException {
try {
if (logstream != null) logstream.close();
} catch (Exception e) {
ErrorManager err = getErrorManager();
if (err != null) err.error(null, e, ErrorManager.CLOSE_FAILURE);
}
}
}