package tws.component.log.impl;
import java.io.File;
import java.io.FileWriter;
import java.io.FilenameFilter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Calendar;
import tws.component.log.TwsLog;
import tws.component.log.TwsLogBaseConfig;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.Looper;
import android.os.Message;
import android.text.TextUtils;
/**
* Title: TwsLogHandler
* Package: tws.component.log.impl
* Author: interzhang
* Date: 14-3-17 下午3:58
* Version: v1.0
*/
public class TwsLogHandler extends Handler {
protected static final int LOG_MSG_LOG_WRITE = 1;
protected static final int LOG_MSG_LOG_RESET = 2;
protected static final int LOG_MSG_TRACE_WRITE = 3;
protected static final int LOG_MSG_TRACE_RESET = 4;
protected static final int LOG_MSG_TRACE_CLOSE = 5;
protected static final int LOG_MSG_FILE_CLEAN = 6;
private static final int FILE_TRACE_MAX_LENGTH = 1024 * 1024;
private static final int FILE_LOG_MAX_LENGTH = 8 * 1024 * 1024;
private static final long LOG_DAYMILLISECOND = 24 * 60 * 60 * 1000; // 一天的毫秒数
private Calendar mCalendar = null;
private boolean mTraceWriterFlag = false;
private FileWriter mTraceWriter = null;
private File mTraceFile = null;
private long mTraceLength = 0;
private int mTraceFileDate = -1;
private boolean mLogWriterFlag = false;
private FileWriter mLogWriter = null;
private File mLogFile = null;
private long mLogLength = 0;
private int mLogFileDate = -1;
private String mProcessName = null;
private TwsLogBaseConfig mConfig = null;
public TwsLogHandler(Looper looper, TwsLogBaseConfig config) {
super(looper);
mConfig = config;
mCalendar = Calendar.getInstance();
}
private String getLogFileSubName(boolean isTrace) {
if (mProcessName == null) {
mProcessName = TwsLogUtils.getProcessName();
if (!TextUtils.isEmpty(mProcessName)) {
mProcessName = mProcessName.replaceAll(":", "_");
}
}
if (TextUtils.isEmpty(mProcessName)) {
mProcessName = "pid-" + android.os.Process.myPid();
}
if (!isTrace) {
Calendar cal = Calendar.getInstance();
return String.format("%s_%d%02d%02d", mProcessName, cal.get(Calendar.YEAR),
(cal.get(Calendar.MONTH) + 1), cal.get(Calendar.DAY_OF_MONTH));
} else {
return mProcessName;
}
}
/**
* 公共的关闭TraceWriter的关闭方法，清零状态
*/
private void closeTraceWriter() {
if (mTraceWriter != null) {
try {
mTraceWriter.close();
} catch (IOException e) {
System.out.println(e.getMessage());
}
mTraceWriter = null;
}
mTraceWriterFlag = false;
mTraceLength = 0;
mTraceFile = null;
mTraceFileDate = -1;
}
private void closeLogWriter() {
if (mLogWriter != null) {
try {
mLogWriter.close();
} catch (IOException e) {
System.out.println(e.getMessage());
}
mLogWriter = null;
}
mLogWriterFlag = false;
mLogLength = 0;
mLogFile = null;
mLogFileDate = -1;
}
/**
* 保存当前的trace log到重命名的文件中
* （在文件超过大小，或者准备开始上传前需要restore）
*/
private void restoreCurTraceLog() {
if (mTraceWriter != null) {
try {
mTraceWriter.close();
} catch (IOException e) {
System.out.println(e.getMessage());
}
mTraceWriter = null;
mTraceLength = 0;
}
if (mTraceFile != null) {
renameTraceLog(mTraceFile);
}
mTraceWriterFlag = false;
mTraceFile = null;
mTraceFileDate = -1;
}
public ArrayList<File> prepareUploadTraceLog() {
ArrayList<File> list = new ArrayList<File>();
File dir1 = TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), true);
File dir2 = TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), false);
File[] files = dir1.listFiles();
if (files != null && files.length > 0) {
for (File f : files) {
File out = renameTraceLog(f);
if (out != null) {
list.add(out);
}
}
}
files = dir2.listFiles();
if (files != null && files.length > 0) {
for (File f : files) {
File out = renameTraceLog(f);
if (out != null) {
list.add(out);
}
}
}
return list;
}
private File renameTraceLog(File src) {
if (src.getName().startsWith("trace_") && src.getName().endsWith(".txt")) {
Calendar cal = Calendar.getInstance();
String subName = String.format("%d%02d%02d%02d%02d%02d", cal.get(Calendar.YEAR),
(cal.get(Calendar.MONTH) + 1), cal.get(Calendar.DAY_OF_MONTH),
cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE), cal.get(Calendar.SECOND));
String newPath = src.getAbsolutePath().replace(".txt", "_" + subName + ".log");
File newFile = new File(newPath);
try {
newFile.createNewFile();
src.renameTo(newFile);
return newFile;
} catch (Exception e) {
src.delete();
if (newFile.exists()) {
newFile.delete();
}
return null;
}
}
return null;
}
/**
* 清空File的内容，重头开始写
*/
private void resetCurFileLog() {
if (mLogWriter != null) {
try {
mLogWriter.close();
} catch (IOException e) {
System.out.println(e.getMessage());
}
mLogWriter = null;
}
if (mLogFile != null) {
final String name = mLogFile.getName().replace(".log", "");
File dir = TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), false);
String[] files = dir.list(new FilenameFilter() {
@Override
public boolean accept(File dir, String filename) {
return filename.contains(name);
}
});
int index = (files == null) ? 1 : files.length;
mLogFile.renameTo(new File(mLogFile.getParent(), name+"(" + index +").log"));
}
mLogWriterFlag = false;
mLogFile = null;
}
private void delExpiredLogFile(File dir, long expiredTime) {
if (dir != null && dir.exists()) {
File[] files = dir.listFiles();
if (files != null && files.length > 0) {
for (File file : files) {
if ((file.getName().startsWith("log") || file.getName().startsWith("crash")) &&
(System.currentTimeMillis() - file.lastModified() > expiredTime)) {
file.delete();
}
}
}
}
}
private void closeTraceLog(boolean quit) {
removeMessages(LOG_MSG_TRACE_WRITE);
removeMessages(LOG_MSG_TRACE_RESET);
restoreCurTraceLog();
Thread thread = Thread.currentThread();
if (HandlerThread.class.isInstance(thread)) {
((HandlerThread) thread).quit();
}
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case LOG_MSG_LOG_WRITE: // debug的文件日志
mCalendar.setTimeInMillis(System.currentTimeMillis());
try {
if (!mLogWriterFlag || mLogFileDate != mCalendar.get(Calendar.DAY_OF_MONTH)) {
File dir = TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), false);
if (dir != null) {
mLogFile = TwsLogUtils.createNewFile(dir.getAbsolutePath(), "log_" + getLogFileSubName(false) + ".log");
mLogFileDate = mCalendar.get(Calendar.DAY_OF_MONTH);
if (mLogFile != null) {
try {
mLogWriter = new FileWriter(mLogFile, true);
mLogWriterFlag = true;
mLogLength = mLogFile.length();
} catch (IOException ex) {
mLogWriter = null;
mLogLength = 0;
}
}
}
if (mLogWriter == null) {
// mLogWriter创建失败，延时再创建
sendEmptyMessageDelayed(LOG_MSG_LOG_RESET, 3 * 60000);
return;
}
}
if (mLogWriter != null) {
try {
mLogWriter.write((String) msg.obj);
mLogWriter.flush();
mLogLength += ((String) msg.obj).length();
} catch (IOException e) {
// mLogWriter发生IOException，重新创建
closeLogWriter();
}
}
if (mLogLength > FILE_LOG_MAX_LENGTH) {
resetCurFileLog();
return;
}
} catch (Exception ex) {
if (ex.getMessage() != null)
TwsLog.w("TraceLog", ex.getMessage());
else
TwsLog.w("TraceLog", "Write log catch a null exception!!!");
}
break;
case LOG_MSG_TRACE_WRITE: // 用户行为的trace日志
mCalendar.setTimeInMillis(System.currentTimeMillis());
if (!mTraceWriterFlag || mTraceFileDate != mCalendar.get(Calendar.DAY_OF_MONTH)) {
File dir = TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), false);
if (dir != null) {
mTraceFile = TwsLogUtils.createNewFile(dir.getAbsolutePath(), "trace_" + getLogFileSubName(true) + ".txt");
if (mTraceFile != null) {
mTraceFileDate = mCalendar.get(Calendar.DAY_OF_MONTH);
try {
mTraceWriter = new FileWriter(mTraceFile, true);
mTraceWriterFlag = true;
mTraceLength = mTraceFile.length();
} catch (IOException ex) {
closeTraceWriter();
}
}
}
if (mTraceWriter == null) {
// mLogWriter创建失败，延时再创建
sendEmptyMessageDelayed(LOG_MSG_TRACE_RESET, 3 * 60000);
return;
}
}
if (mTraceWriter != null) {
try {
mTraceWriter.write((String) msg.obj);
mTraceWriter.flush();
mTraceLength += ((String) msg.obj).length();
} catch (IOException e) {
// mLogWriter发生IOException，重新创建
closeTraceWriter();
}
}
// 检查文件是否超过大小
if (mTraceLength > FILE_TRACE_MAX_LENGTH) {
restoreCurTraceLog();
}
break;
case LOG_MSG_LOG_RESET: // 重新初始化mLogWriter
closeLogWriter();
break;
case LOG_MSG_TRACE_RESET: // 重新初始化mTraceWriter
closeTraceWriter();
break;
case LOG_MSG_TRACE_CLOSE:
if (msg.obj == null) {
closeTraceLog(false);
} else {
closeTraceLog(true);
}
break;
case LOG_MSG_FILE_CLEAN: // 清理过期日志
delExpiredLogFile(TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), true), 3 * LOG_DAYMILLISECOND);
delExpiredLogFile(TwsLogUtils.getLogFileDirectory(mConfig.getPackageName(), false), 3 * LOG_DAYMILLISECOND);
delExpiredLogFile(TwsLogUtils.getCrashFileDirectory(mConfig.getPackageName()), 3 * LOG_DAYMILLISECOND);
break;
default:
}
}
}