mirror of
http://gitea.winboll.cc/Studio/WinBoLL.git
synced 2026-06-30 12:32:24 +08:00
This commit is contained in:
@@ -0,0 +1,683 @@
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package cc.winboll.studio.libappbase;
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import android.content.Context;
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import android.util.Log;
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import android.widget.Toast;
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import cc.winboll.studio.libappbase.GlobalApplication;
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import dalvik.system.DexFile;
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import java.io.BufferedReader;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.OutputStreamWriter;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Enumeration;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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/**
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* @Author 豆包&ZhanGSKen<zhangsken@qq.com>
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* @CreateTime 2026-05-09 15:46:28
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* @EditTime 2026-05-11 15:36:12
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* @Describe 应用日志工具类
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* 补全多级别日志重载、自动日志文件裁剪、应用内TAG自动扫描管理；
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* 支持日志本地持久化、异常堆栈格式化、TAG开关配置、线程与集合打印工具；
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* 完全兼容Java7语法，严格遵循变量final编码规范；
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* 重要说明：本类内部调试打印必须使用 android.util.Log，禁止使用LogUtils自身方法，
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* 避免递归嵌套调用、逻辑漩涡与无限循环调用问题。
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*/
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public class LogUtils {
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// ====================== 常量与枚举 ======================
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public static final String TAG = "LogUtils";
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/**
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* 日志级别枚举
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*/
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public static enum LOG_LEVEL {
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Off,
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Error,
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Warn,
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Info,
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Debug,
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Verbose
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}
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// ====================== 全局静态成员 ======================
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private static volatile boolean _IsInited = false;
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private static Context _mContext;
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private static final SimpleDateFormat mSimpleDateFormat = new SimpleDateFormat("[yyyyMMdd_HHmmss_SSS]", Locale.getDefault());
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private static File _mfLogCacheDir;
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private static File _mfLogDataDir;
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private static File _mfLogCatchFile;
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private static File _mfLogUtilsBeanFile;
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private static LogUtilsBean _mLogUtilsBean;
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public static final Map<String, Boolean> mapTAGList = new HashMap<String, Boolean>();
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// ====================== 初始化入口 ======================
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public static void init(final Context context) {
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init(context, LOG_LEVEL.Off);
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}
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public static void init(final Context context, final LOG_LEVEL logLevel) {
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Log.d(TAG, "init 执行日志工具初始化");
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_mContext = context;
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if (GlobalApplication.isDebugging()) {
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initDebugDir();
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} else {
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initReleaseDir();
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}
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initLogConfigBean();
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addClassTAGList();
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loadTAGBeanSettings();
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checkAndTrimLogFileSize();
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_IsInited = true;
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Log.d(TAG, "init 日志工具初始化完成");
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}
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// ====================== 目录初始化 ======================
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private static void initDebugDir() {
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final Context appContext = _mContext.getApplicationContext();
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_mfLogCacheDir = new File(appContext.getExternalCacheDir(), TAG);
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if (!_mfLogCacheDir.exists()) {
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_mfLogCacheDir.mkdirs();
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}
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_mfLogCatchFile = new File(_mfLogCacheDir, "log.txt");
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_mfLogDataDir = appContext.getExternalFilesDir(TAG);
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if (!_mfLogDataDir.exists()) {
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_mfLogDataDir.mkdirs();
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}
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_mfLogUtilsBeanFile = new File(_mfLogDataDir, TAG + ".json");
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}
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private static void initReleaseDir() {
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final Context appContext = _mContext.getApplicationContext();
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_mfLogCacheDir = new File(appContext.getCacheDir(), TAG);
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if (!_mfLogCacheDir.exists()) {
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_mfLogCacheDir.mkdirs();
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}
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_mfLogCatchFile = new File(_mfLogCacheDir, "log.txt");
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_mfLogDataDir = new File(appContext.getFilesDir(), TAG);
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if (!_mfLogDataDir.exists()) {
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_mfLogDataDir.mkdirs();
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}
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_mfLogUtilsBeanFile = new File(_mfLogDataDir, TAG + ".json");
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}
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private static void initLogConfigBean() {
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_mLogUtilsBean = LogUtilsBean.loadBeanFromFile(_mfLogUtilsBeanFile.getPath(), LogUtilsBean.class);
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if (_mLogUtilsBean == null) {
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_mLogUtilsBean = new LogUtilsBean();
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_mLogUtilsBean.saveBeanToFile(_mfLogUtilsBeanFile.getPath(), _mLogUtilsBean);
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Log.d(TAG, "initLogConfigBean 自动创建默认日志配置文件");
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}
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}
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// ====================== 日志文件裁剪 ======================
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private static void checkAndTrimLogFileSize() {
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if (_mfLogCatchFile == null || !_mfLogCatchFile.exists()) {
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return;
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}
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final long MAX_FILE_SIZE = 6291456L;
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final long KEEP_FILE_SIZE = 3145728L;
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final long fileSize = _mfLogCatchFile.length();
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if (fileSize <= MAX_FILE_SIZE) {
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return;
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}
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final long needSkip = fileSize - KEEP_FILE_SIZE;
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final String lineBreak = System.lineSeparator();
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FileInputStream fis = null;
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BufferedReader reader = null;
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FileOutputStream fos = null;
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BufferedWriter writer = null;
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try {
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fis = new FileInputStream(_mfLogCatchFile);
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reader = new BufferedReader(new InputStreamReader(fis));
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fos = new FileOutputStream(_mfLogCatchFile);
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writer = new BufferedWriter(new OutputStreamWriter(fos));
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final StringBuilder sb = new StringBuilder();
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String line;
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long skippedTotal = 0;
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while ((line = reader.readLine()) != null) {
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final byte[] lineBytes = line.getBytes();
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skippedTotal += lineBytes.length + lineBreak.getBytes().length;
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if (skippedTotal > needSkip) {
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sb.append(line).append(lineBreak);
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}
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}
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writer.write(sb.toString());
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Log.d(TAG, "checkAndTrimLogFileSize 日志文件裁剪完成");
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} catch (IOException e) {
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Log.e(TAG, "checkAndTrimLogFileSize 日志文件裁剪失败", e);
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} finally {
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try {
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if (reader != null) {
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reader.close();
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}
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} catch (IOException e) {}
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try {
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if (fis != null) {
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fis.close();
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}
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} catch (IOException e) {}
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try {
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if (writer != null) {
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writer.close();
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}
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} catch (IOException e) {}
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try {
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if (fos != null) {
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fos.close();
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}
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} catch (IOException e) {}
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}
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}
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// ====================== TAG 配置管理 ======================
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public static Map<String, Boolean> getMapTAGList() {
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return mapTAGList;
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}
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private static void loadTAGBeanSettings() {
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final ArrayList<LogUtilsClassTAGBean> list = new ArrayList<LogUtilsClassTAGBean>();
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LogUtilsClassTAGBean.loadBeanList(_mContext, list, LogUtilsClassTAGBean.class);
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for (final LogUtilsClassTAGBean beanSetting : list) {
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final String tag = beanSetting.getTag();
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if (mapTAGList.containsKey(tag)) {
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mapTAGList.put(tag, beanSetting.getEnable());
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}
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}
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}
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private static void saveTAGBeanSettings() {
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final ArrayList<LogUtilsClassTAGBean> list = new ArrayList<LogUtilsClassTAGBean>();
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for (final Map.Entry<String, Boolean> entry : mapTAGList.entrySet()) {
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list.add(new LogUtilsClassTAGBean(entry.getKey(), entry.getValue()));
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}
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LogUtilsClassTAGBean.saveBeanList(_mContext, list, LogUtilsClassTAGBean.class);
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}
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private static void addClassTAGList() {
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try {
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final String packageNamePrefix = "cc.winboll.studio";
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final List<String> classNames = new ArrayList<String>();
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final String apkPath = _mContext.getPackageCodePath();
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final DexFile dexfile = new DexFile(apkPath);
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Enumeration<String> entries = dexfile.entries();
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while (entries.hasMoreElements()) {
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final String className = entries.nextElement();
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if (className.startsWith(packageNamePrefix)) {
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classNames.add(className);
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}
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}
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for (final String className : classNames) {
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try {
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final Class<?> clazz = Class.forName(className);
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final Field[] fields = clazz.getDeclaredFields();
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for (final Field field : fields) {
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if (Modifier.isStatic(field.getModifiers())
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&& Modifier.isPublic(field.getModifiers())
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&& field.getType() == String.class
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&& "TAG".equals(field.getName())) {
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final String tagValue = (String) field.get(null);
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mapTAGList.put(tagValue, false);
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}
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}
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} catch (NoClassDefFoundError e) {
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Log.w(TAG, "addClassTAGList 解析类TAG失败 NoClassDefFoundError");
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} catch (ClassNotFoundException e) {
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Log.w(TAG, "addClassTAGList 解析类TAG失败 ClassNotFoundException");
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} catch (IllegalAccessException e) {
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Log.w(TAG, "addClassTAGList 解析类TAG失败 IllegalAccessException");
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}
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}
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} catch (IOException e) {
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Log.e(TAG, "addClassTAGList 扫描Dex异常", e);
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}
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}
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public static void setTAGListEnable(final String tag, final boolean isEnable) {
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final Iterator<Map.Entry<String, Boolean>> iterator = mapTAGList.entrySet().iterator();
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while (iterator.hasNext()) {
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final Map.Entry<String, Boolean> entry = iterator.next();
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if (tag.equals(entry.getKey())) {
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entry.setValue(isEnable);
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break;
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}
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}
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saveTAGBeanSettings();
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Log.d(TAG, "setTAGListEnable 更新TAG开关配置");
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}
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public static void setALlTAGListEnable(final boolean isEnable) {
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for (final Map.Entry<String, Boolean> entry : mapTAGList.entrySet()) {
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entry.setValue(isEnable);
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}
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saveTAGBeanSettings();
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Log.d(TAG, "setALlTAGListEnable 全量设置TAG开关");
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}
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// ====================== 日志级别控制 ======================
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public static void setLogLevel(final LOG_LEVEL logLevel) {
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_mLogUtilsBean.setLogLevel(logLevel);
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_mLogUtilsBean.saveBeanToFile(_mfLogUtilsBeanFile.getPath(), _mLogUtilsBean);
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}
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public static LOG_LEVEL getLogLevel() {
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return _mLogUtilsBean.getLogLevel();
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}
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private static boolean isLoggable(final String tag, final LOG_LEVEL logLevel) {
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if (!_IsInited) {
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return false;
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}
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if (mapTAGList.get(tag) == null || !mapTAGList.get(tag)) {
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return false;
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}
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return isInTheLevel(logLevel);
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}
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private static boolean isInTheLevel(final LOG_LEVEL logLevel) {
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return _mLogUtilsBean.getLogLevel().ordinal() >= logLevel.ordinal();
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}
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// ====================== 基础对外方法 ======================
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public static File getLogCacheDir() {
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return _mfLogCacheDir;
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}
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public static boolean isInited() {
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return _IsInited;
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}
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// ====================== Error 日志重载（补齐缺失方法） ======================
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public static void e(final String szTAG, final String szMessage) {
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if (isLoggable(szTAG, LOG_LEVEL.Error)) {
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saveLog(szTAG, LOG_LEVEL.Error, szMessage);
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}
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}
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public static void e(final String szTAG, final String szMessage, final Exception e) {
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if (isLoggable(szTAG, LOG_LEVEL.Error)) {
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final StringBuilder sb = new StringBuilder(szMessage);
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sb.append("\n【异常信息】: ").append(getExceptionInfo(e));
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saveLog(szTAG, LOG_LEVEL.Error, sb.toString());
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}
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}
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public static void e(final String szTAG, final Exception e) {
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if (isLoggable(szTAG, LOG_LEVEL.Error)) {
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final String message = "【异常信息】: " + getExceptionInfo(e);
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saveLog(szTAG, LOG_LEVEL.Error, message);
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}
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}
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public static void e(final String szTAG, final String szMessage, final Exception e, final StackTraceElement[] listStackTrace) {
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if (isLoggable(szTAG, LOG_LEVEL.Error)) {
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final StringBuilder sb = new StringBuilder(szMessage);
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sb.append("\n【异常信息】: ").append(getExceptionInfo(e));
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sb.append("\n【堆栈信息】: ").append(getStackTraceInfo(listStackTrace));
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saveLog(szTAG, LOG_LEVEL.Error, sb.toString());
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}
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}
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/**
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* 补齐你需要的：LogUtils.e(TAG, "uncaughtException: 崩溃处理异常", e)
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*/
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public static void e(final String szTAG, final String szMessage, final Throwable e) {
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if (isLoggable(szTAG, LOG_LEVEL.Error)) {
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final StringBuilder sb = new StringBuilder(szMessage);
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sb.append("\n【异常信息】: ").append(getThrowableInfo(e));
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saveLog(szTAG, LOG_LEVEL.Error, sb.toString());
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}
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}
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// ====================== Warn 日志重载 ======================
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public static void w(final String szTAG, final String szMessage) {
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if (isLoggable(szTAG, LOG_LEVEL.Warn)) {
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saveLog(szTAG, LOG_LEVEL.Warn, szMessage);
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}
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}
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public static void w(final String szTAG, final String szMessage, final Exception e) {
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if (isLoggable(szTAG, LOG_LEVEL.Warn)) {
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final StringBuilder sb = new StringBuilder(szMessage);
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sb.append("\n【异常信息】: ").append(getExceptionInfo(e));
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saveLog(szTAG, LOG_LEVEL.Warn, sb.toString());
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}
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}
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public static void w(final String szTAG, final Exception e) {
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if (isLoggable(szTAG, LOG_LEVEL.Warn)) {
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final String message = "【异常信息】: " + getExceptionInfo(e);
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saveLog(szTAG, LOG_LEVEL.Warn, message);
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}
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}
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|
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// ====================== Info 日志重载 ======================
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public static void i(final String szTAG, final String szMessage) {
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if (isLoggable(szTAG, LOG_LEVEL.Info)) {
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saveLog(szTAG, LOG_LEVEL.Info, szMessage);
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||||
}
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||||
}
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||||
|
||||
public static void i(final String szTAG, final String szMessage, final Object obj) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Info)) {
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final String objStr = obj == null ? "null" : obj.toString();
|
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final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【数据对象】: ").append(objStr);
|
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saveLog(szTAG, LOG_LEVEL.Info, sb.toString());
|
||||
}
|
||||
}
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||||
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||||
// ====================== Debug 日志重载 ======================
|
||||
public static void d(final String szTAG, final String szMessage) {
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if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
|
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saveLog(szTAG, LOG_LEVEL.Debug, szMessage);
|
||||
}
|
||||
}
|
||||
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||||
public static void d(final String szTAG, final String szMessage, final StackTraceElement[] listStackTrace) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
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||||
final StringBuilder sbMessage = new StringBuilder(szMessage);
|
||||
sbMessage.append("\n【调用堆栈】: ").append(getStackTraceInfo(listStackTrace));
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sbMessage.toString());
|
||||
}
|
||||
}
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||||
|
||||
public static void d(final String szTAG, final String szMessage, final Exception e) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
|
||||
final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【异常信息】: ").append(getExceptionInfo(e));
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sb.toString());
|
||||
}
|
||||
}
|
||||
|
||||
public static void d(final String szTAG, final Exception e, final StackTraceElement[] listStackTrace) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
|
||||
final StringBuilder sbMessage = new StringBuilder();
|
||||
sbMessage.append("【异常信息】: ").append(getExceptionInfo(e));
|
||||
sbMessage.append("\n【调用堆栈】: ").append(getStackTraceInfo(listStackTrace));
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sbMessage.toString());
|
||||
}
|
||||
}
|
||||
|
||||
public static void d(final String szTAG, final String szMessage, final Object obj) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
|
||||
final String objStr = obj == null ? "null" : obj.toString();
|
||||
final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【数据对象】: ").append(objStr);
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sb.toString());
|
||||
}
|
||||
}
|
||||
|
||||
public static void d(final String szTAG, final Object obj) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
|
||||
final String objStr = obj == null ? "null" : obj.toString();
|
||||
final String message = "【数据对象】: " + objStr;
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, message);
|
||||
}
|
||||
}
|
||||
|
||||
// ====================== Verbose 日志重载 ======================
|
||||
public static void v(final String szTAG, final String szMessage) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Verbose)) {
|
||||
saveLog(szTAG, LOG_LEVEL.Verbose, szMessage);
|
||||
}
|
||||
}
|
||||
|
||||
public static void v(final String szTAG, final String szMessage, final Object obj) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Verbose)) {
|
||||
final String objStr = obj == null ? "null" : obj.toString();
|
||||
final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【数据对象】: ").append(objStr);
|
||||
saveLog(szTAG, LOG_LEVEL.Verbose, sb.toString());
|
||||
}
|
||||
}
|
||||
|
||||
public static void v(final String szTAG, final Object obj) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Verbose)) {
|
||||
final String objStr = obj == null ? "null" : obj.toString();
|
||||
final String message = "【数据对象】: " + objStr;
|
||||
saveLog(szTAG, LOG_LEVEL.Verbose, message);
|
||||
}
|
||||
}
|
||||
|
||||
// ====================== 扩展工具打印 ======================
|
||||
public static void printThreadInfo(final String szTAG, final String szMessage) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug)) {
|
||||
final Thread currentThread = Thread.currentThread();
|
||||
final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【线程信息】: ")
|
||||
.append("线程名=").append(currentThread.getName())
|
||||
.append(", 线程ID=").append(currentThread.getId())
|
||||
.append(", 线程状态=").append(currentThread.getState().name());
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sb.toString());
|
||||
}
|
||||
}
|
||||
|
||||
public static <K, V> void printMap(final String szTAG, final String szMessage, final Map<K, V> map) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug) && map != null) {
|
||||
final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【Map 数据】size=").append(map.size());
|
||||
for (final Map.Entry<K, V> entry : map.entrySet()) {
|
||||
final String keyStr = entry.getKey() == null ? "null" : entry.getKey().toString();
|
||||
final String valueStr = entry.getValue() == null ? "null" : entry.getValue().toString();
|
||||
sb.append("\n ").append(keyStr).append(" = ").append(valueStr);
|
||||
}
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sb.toString());
|
||||
}
|
||||
}
|
||||
|
||||
public static <T> void printList(final String szTAG, final String szMessage, final List<T> list) {
|
||||
if (isLoggable(szTAG, LOG_LEVEL.Debug) && list != null) {
|
||||
final StringBuilder sb = new StringBuilder(szMessage);
|
||||
sb.append("\n【List 数据】size=").append(list.size());
|
||||
for (int i = 0; i < list.size(); i++) {
|
||||
final T item = list.get(i);
|
||||
final String itemStr = item == null ? "null" : item.toString();
|
||||
sb.append("\n 索引").append(i).append(" = ").append(itemStr);
|
||||
}
|
||||
saveLog(szTAG, LOG_LEVEL.Debug, sb.toString());
|
||||
}
|
||||
}
|
||||
|
||||
// ====================== 私有格式化工具 ======================
|
||||
private static String getExceptionInfo(final Exception e) {
|
||||
if (e == null) {
|
||||
return "异常对象为null";
|
||||
}
|
||||
final StringBuilder sb = new StringBuilder();
|
||||
sb.append(e.getClass().getSimpleName()).append(" : ")
|
||||
.append(e.getMessage() == null ? "无异常消息" : e.getMessage());
|
||||
|
||||
final StackTraceElement[] stackTrace = e.getStackTrace();
|
||||
if (stackTrace != null && stackTrace.length > 0) {
|
||||
final int limit = Math.min(stackTrace.length, 5);
|
||||
for (int i = 0; i < limit; i++) {
|
||||
sb.append("\n ").append(stackTrace[i].toString());
|
||||
}
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
private static String getThrowableInfo(final Throwable e) {
|
||||
if (e == null) {
|
||||
return "异常对象为null";
|
||||
}
|
||||
final StringBuilder sb = new StringBuilder();
|
||||
sb.append(e.getClass().getSimpleName()).append(" : ")
|
||||
.append(e.getMessage() == null ? "无异常消息" : e.getMessage());
|
||||
|
||||
final StackTraceElement[] stackTrace = e.getStackTrace();
|
||||
if (stackTrace != null && stackTrace.length > 0) {
|
||||
final int limit = Math.min(stackTrace.length, 5);
|
||||
for (int i = 0; i < limit; i++) {
|
||||
sb.append("\n ").append(stackTrace[i].toString());
|
||||
}
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
private static String getStackTraceInfo(final StackTraceElement[] stackTrace) {
|
||||
if (stackTrace == null || stackTrace.length == 0) {
|
||||
return "堆栈信息为空";
|
||||
}
|
||||
final StringBuilder sb = new StringBuilder();
|
||||
int count = 0;
|
||||
for (final StackTraceElement element : stackTrace) {
|
||||
if (element.getClassName().contains("cc.winboll.studio.libappbase.LogUtils")) {
|
||||
continue;
|
||||
}
|
||||
sb.append("\n ").append(element.getClassName()).append(".")
|
||||
.append(element.getMethodName()).append("(")
|
||||
.append(element.getFileName()).append(":").append(element.getLineNumber()).append(")");
|
||||
count++;
|
||||
if (count >= 8) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
// ====================== 日志持久化读写 ======================
|
||||
private static void saveLog(final String szTAG, final LogUtils.LOG_LEVEL logLevel, final String szMessage) {
|
||||
BufferedWriter out = null;
|
||||
try {
|
||||
if (!_mfLogCatchFile.exists()) {
|
||||
final File parentDir = _mfLogCatchFile.getParentFile();
|
||||
if (parentDir != null && !parentDir.exists()) {
|
||||
parentDir.mkdirs();
|
||||
}
|
||||
_mfLogCatchFile.createNewFile();
|
||||
}
|
||||
out = new BufferedWriter(new OutputStreamWriter(
|
||||
new FileOutputStream(_mfLogCatchFile, true), "UTF-8"));
|
||||
final String logLine = "[" + logLevel + "] "
|
||||
+ mSimpleDateFormat.format(System.currentTimeMillis())
|
||||
+ " [" + szTAG + "]\n"
|
||||
+ szMessage + "\n\n";
|
||||
out.write(logLine);
|
||||
out.flush();
|
||||
} catch (IOException e) {
|
||||
Log.e(TAG, "saveLog 日志写入失败", e);
|
||||
} finally {
|
||||
if (out != null) {
|
||||
try {
|
||||
out.close();
|
||||
} catch (IOException e) {
|
||||
Log.e(TAG, "saveLog 流关闭失败", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public static String loadLog() {
|
||||
if (_mfLogCatchFile == null || !_mfLogCatchFile.exists()) {
|
||||
return "日志文件不存在";
|
||||
}
|
||||
final StringBuffer sb = new StringBuffer();
|
||||
BufferedReader in = null;
|
||||
try {
|
||||
in = new BufferedReader(new InputStreamReader(
|
||||
new FileInputStream(_mfLogCatchFile), "UTF-8"));
|
||||
String line;
|
||||
while ((line = in.readLine()) != null) {
|
||||
sb.append(line).append("\n");
|
||||
}
|
||||
} catch (IOException e) {
|
||||
sb.append("日志加载失败");
|
||||
Log.e(TAG, "loadLog 读取日志异常", e);
|
||||
} finally {
|
||||
if (in != null) {
|
||||
try {
|
||||
in.close();
|
||||
} catch (IOException e) {
|
||||
Log.e(TAG, "loadLog 读取流关闭异常", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public static void cleanLog() {
|
||||
if (_mfLogCatchFile == null) {
|
||||
Log.d(TAG, "cleanLog 日志文件未初始化");
|
||||
return;
|
||||
}
|
||||
BufferedWriter out = null;
|
||||
try {
|
||||
out = new BufferedWriter(new OutputStreamWriter(
|
||||
new FileOutputStream(_mfLogCatchFile, false), "UTF-8"));
|
||||
out.write("");
|
||||
out.flush();
|
||||
Log.d(TAG, "cleanLog 日志已清空");
|
||||
} catch (IOException e) {
|
||||
Log.e(TAG, "cleanLog 清空日志失败", e);
|
||||
} finally {
|
||||
if (out != null) {
|
||||
try {
|
||||
out.close();
|
||||
} catch (IOException e) {
|
||||
Log.e(TAG, "cleanLog 流关闭异常", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public static boolean checkLogFileSize(final int maxSizeMB) {
|
||||
if (_mfLogCatchFile == null || !_mfLogCatchFile.exists()) {
|
||||
return false;
|
||||
}
|
||||
final long maxSizeByte = 1048576L * maxSizeMB;
|
||||
final long fileSize = _mfLogCatchFile.length();
|
||||
return fileSize > maxSizeByte;
|
||||
}
|
||||
|
||||
public static void showShortToast(final Context context, final String message) {
|
||||
if (context == null || message == null) {
|
||||
return;
|
||||
}
|
||||
if (Thread.currentThread().getId() == android.os.Process.myTid()) {
|
||||
Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
|
||||
} else {
|
||||
final Context uiContext = context;
|
||||
((android.app.Activity) uiContext).runOnUiThread(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
Toast.makeText(uiContext, message, Toast.LENGTH_SHORT).show();
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user