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com.firefly.utils.log.file.FileLog Maven / Gradle / Ivy
package com.firefly.utils.log.file;
import com.firefly.utils.log.*;
import com.firefly.utils.time.Millisecond100Clock;
import com.firefly.utils.time.TimeUtils;
import java.io.*;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.attribute.FileTime;
import java.time.LocalDate;
import java.time.ZoneId;
import java.util.Date;
import java.util.Objects;
import java.util.Optional;
public class FileLog implements Log, Closeable {
private static final boolean stackTrace = Boolean.getBoolean("com.firefly.utils.log.file.debugMode");
private LogLevel level;
private String path;
private String name;
private boolean consoleOutput;
private boolean fileOutput;
private long maxFileSize;
private Charset charset = LogConfigParser.DEFAULT_CHARSET;
private LogFormatter logFormatter;
private long lastFlushTime;
private long maxLogFlushInterval;
private LogNameFormatter logNameFormatter;
private LogFilter logFilter;
private MappedDiagnosticContext mdc;
private LogOutputStream output = new LogOutputStream();
public FileLog() {
mdc = MappedDiagnosticContextFactory.getInstance().getMappedDiagnosticContext();
}
void write(LogItem logItem) {
Optional.ofNullable(logFilter).ifPresent(f -> f.filter(logItem));
if (consoleOutput) {
System.out.println(logFormatter.format(logItem));
}
if (fileOutput) {
output.write(logFormatter.format(logItem), logItem.getDate());
intervalFlush();
}
}
private class LogOutputStream {
private static final int bufferSize = 4 * 1024;
private BufferedOutputStream bufferedOutputStream;
private long writeSize;
private String getLogName(LocalDate localDate) {
return logNameFormatter.format(name, localDate);
}
private String getLogBakName(LocalDate localDate, int index) {
return logNameFormatter.formatBak(name, localDate, index);
}
private String getLogBakName(LocalDate localDate) {
int index = 0;
String bakName = getLogBakName(localDate, index);
while (Files.exists(Paths.get(path, bakName))) {
index++;
bakName = getLogBakName(localDate, index);
}
return bakName;
}
private void initializeBufferedWriter(Date newDate, long currentWriteSize) throws IOException {
LocalDate newLocalDate = TimeUtils.toLocalDate(newDate);
String logName = getLogName(newLocalDate);
Path logPath = Paths.get(path, logName);
LocalDate now = LocalDate.now();
if (Files.exists(logPath)) {
FileTime fileTime = Files.getLastModifiedTime(logPath);
LocalDate fileLastModifiedDate = LocalDate.from(fileTime.toInstant().atZone(ZoneId.systemDefault()));
if (fileLastModifiedDate.isBefore(now) || newLocalDate.isBefore(now)) {
initOutputStreamAndNewFile(logName, logPath, fileLastModifiedDate);
} else {
if (maxFileSize > 0) {
if (writeSize == 0) {
writeSize = Files.size(logPath);
}
if ((currentWriteSize + writeSize) > maxFileSize) {
initOutputStreamAndNewFile(logName, logPath, fileLastModifiedDate);
} else {
initOutputStream(logName);
}
} else {
initOutputStream(logName);
}
}
} else {
initOutputStream(logName);
}
}
private void initOutputStreamAndNewFile(String logName, Path logPath, LocalDate fileLastModifiedDate) throws IOException {
close();
Files.move(logPath, Paths.get(path, getLogBakName(fileLastModifiedDate)));
bufferedOutputStream = new BufferedOutputStream(new FileOutputStream(new File(path, logName), true), bufferSize);
}
private void initOutputStream(String logName) throws FileNotFoundException {
if (bufferedOutputStream == null) {
bufferedOutputStream = new BufferedOutputStream(new FileOutputStream(new File(path, logName), true), bufferSize);
}
}
public void write(String str, Date date) {
byte[] text = (str + CL).getBytes(charset);
try {
initializeBufferedWriter(date, text.length);
bufferedOutputStream.write(text);
writeSize += text.length;
} catch (IOException e) {
System.err.println("writer log exception, " + e.getMessage());
}
}
public void flush() {
if (bufferedOutputStream != null) {
try {
bufferedOutputStream.flush();
lastFlushTime = Millisecond100Clock.currentTimeMillis();
} catch (IOException e) {
System.err.println("flush log buffer exception, " + e.getMessage());
}
}
}
public void close() {
if (bufferedOutputStream != null) {
try {
bufferedOutputStream.close();
writeSize = 0;
} catch (IOException e) {
System.err.println("close log writer exception, " + e.getMessage());
}
}
}
}
public void flush() {
output.flush();
}
public void intervalFlush() {
long interval = Millisecond100Clock.currentTimeMillis() - lastFlushTime;
if (interval > maxLogFlushInterval) {
flush();
}
}
@Override
public void close() {
output.close();
}
public boolean isConsoleOutput() {
return consoleOutput;
}
public void setConsoleOutput(boolean consoleOutput) {
this.consoleOutput = consoleOutput;
}
public boolean isFileOutput() {
return fileOutput;
}
public void setFileOutput(boolean fileOutput) {
this.fileOutput = fileOutput;
}
public LogLevel getLevel() {
return level;
}
public void setLevel(LogLevel level) {
this.level = level;
}
public String getPath() {
return path;
}
public void setPath(String path) {
this.path = path;
}
@Override
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public long getMaxFileSize() {
return maxFileSize;
}
public void setMaxFileSize(long maxFileSize) {
this.maxFileSize = maxFileSize;
}
public Charset getCharset() {
return charset;
}
public void setCharset(Charset charset) {
this.charset = charset;
}
public LogFormatter getLogFormatter() {
return logFormatter;
}
public void setLogFormatter(LogFormatter logFormatter) {
this.logFormatter = logFormatter;
}
public long getMaxLogFlushInterval() {
return maxLogFlushInterval;
}
public void setMaxLogFlushInterval(long maxLogFlushInterval) {
this.maxLogFlushInterval = maxLogFlushInterval;
}
public LogNameFormatter getLogNameFormatter() {
return logNameFormatter;
}
public void setLogNameFormatter(LogNameFormatter logNameFormatter) {
this.logNameFormatter = logNameFormatter;
}
public LogFilter getLogFilter() {
return logFilter;
}
public void setLogFilter(LogFilter logFilter) {
this.logFilter = logFilter;
}
private void add(String str, String level, Throwable throwable, Object... objs) {
LogItem item = new LogItem();
item.setLevel(level);
item.setName(name);
item.setContent(str);
item.setObjs(objs);
item.setThrowable(throwable);
item.setDate(new Date());
item.setMdcData(mdc.getCopyOfContextMap());
item.setClassName(ClassNameLogWrap.name.get());
item.setThreadName(Thread.currentThread().getName());
if (stackTrace) {
item.setStackTraceElement(getStackTraceElement());
}
LogFactory.getInstance().getLogTask().add(item);
}
@Override
public void trace(String str) {
if (isTraceEnabled()) {
add(str, LogLevel.TRACE.getName(), null);
}
}
@Override
public void trace(String str, Object... objs) {
if (isTraceEnabled()) {
add(str, LogLevel.TRACE.getName(), null, objs);
}
}
@Override
public void trace(String str, Throwable throwable, Object... objs) {
if (isTraceEnabled()) {
add(str, LogLevel.TRACE.getName(), null, objs);
}
}
@Override
public void debug(String str) {
if (isDebugEnabled()) {
add(str, LogLevel.DEBUG.getName(), null);
}
}
@Override
public void debug(String str, Object... objs) {
if (isDebugEnabled()) {
add(str, LogLevel.DEBUG.getName(), null, objs);
}
}
@Override
public void debug(String str, Throwable throwable, Object... objs) {
if (isDebugEnabled()) {
add(str, LogLevel.DEBUG.getName(), throwable, objs);
}
}
@Override
public void info(String str) {
if (isInfoEnabled()) {
add(str, LogLevel.INFO.getName(), null);
}
}
@Override
public void info(String str, Object... objs) {
if (isInfoEnabled()) {
add(str, LogLevel.INFO.getName(), null, objs);
}
}
@Override
public void info(String str, Throwable throwable, Object... objs) {
if (isInfoEnabled()) {
add(str, LogLevel.INFO.getName(), throwable, objs);
}
}
@Override
public void warn(String str) {
if (isWarnEnabled()) {
add(str, LogLevel.WARN.getName(), null);
}
}
@Override
public void warn(String str, Object... objs) {
if (isWarnEnabled()) {
add(str, LogLevel.WARN.getName(), null, objs);
}
}
@Override
public void warn(String str, Throwable throwable, Object... objs) {
if (isWarnEnabled()) {
add(str, LogLevel.WARN.getName(), throwable, objs);
}
}
@Override
public void error(String str, Object... objs) {
if (isErrorEnabled()) {
add(str, LogLevel.ERROR.getName(), null, objs);
}
}
@Override
public void error(String str, Throwable throwable, Object... objs) {
if (isErrorEnabled()) {
add(str, LogLevel.ERROR.getName(), throwable, objs);
}
}
@Override
public void error(String str) {
if (isErrorEnabled()) {
add(str, LogLevel.ERROR.getName(), null);
}
}
@Override
public boolean isTraceEnabled() {
return level.isEnabled(LogLevel.TRACE);
}
@Override
public boolean isDebugEnabled() {
return level.isEnabled(LogLevel.DEBUG);
}
@Override
public boolean isInfoEnabled() {
return level.isEnabled(LogLevel.INFO);
}
@Override
public boolean isWarnEnabled() {
return level.isEnabled(LogLevel.WARN);
}
@Override
public boolean isErrorEnabled() {
return level.isEnabled(LogLevel.ERROR);
}
@Override
public String toString() {
return "FileLog{" +
"level=" + level +
", path='" + path + '\'' +
", name='" + name + '\'' +
", consoleOutput=" + consoleOutput +
", fileOutput=" + fileOutput +
", maxFileSize=" + maxFileSize +
", charset=" + charset +
", logFormatter=" + logFormatter.getClass().getName() +
", maxLogFlushInterval=" + maxLogFlushInterval +
'}';
}
public static StackTraceElement getStackTraceElement() {
StackTraceElement[] arr = Thread.currentThread().getStackTrace();
StackTraceElement s = arr[4];
if (s != null) {
if (s.getClassName().equals("com.firefly.utils.log.ClassNameLogWrap")) {
return arr[6];
} else {
return s;
}
} else {
return s;
}
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
FileLog fileLog = (FileLog) o;
return Objects.equals(name, fileLog.name);
}
@Override
public int hashCode() {
return Objects.hash(name);
}
}
