135 lines
4.8 KiB
Kotlin
135 lines
4.8 KiB
Kotlin
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package com.hikoncont.crash
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import android.content.Context
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import android.os.Build
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import android.util.Log
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import java.io.File
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import java.io.PrintWriter
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import java.io.StringWriter
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import java.text.SimpleDateFormat
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import java.util.Date
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import java.util.Locale
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/**
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* 全局未捕获异常处理器
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* 捕获崩溃信息写入本地文件，重启后由 CrashLogUploader 上传服务器
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*/
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class CrashHandler private constructor() : Thread.UncaughtExceptionHandler {
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companion object {
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private const val TAG = "CrashHandler"
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private const val CRASH_DIR = "crash_logs"
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private const val MAX_LOG_FILES = 20 // 最多保留20个崩溃日志
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@Volatile
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private var instance: CrashHandler? = null
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fun getInstance(): CrashHandler {
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return instance ?: synchronized(this) {
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instance ?: CrashHandler().also { instance = it }
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}
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}
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}
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private var defaultHandler: Thread.UncaughtExceptionHandler? = null
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private lateinit var appContext: Context
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fun init(context: Context) {
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appContext = context.applicationContext
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defaultHandler = Thread.getDefaultUncaughtExceptionHandler()
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Thread.setDefaultUncaughtExceptionHandler(this)
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Log.i(TAG, "✅ 崩溃处理器已初始化")
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}
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override fun uncaughtException(thread: Thread, throwable: Throwable) {
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try {
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saveCrashLog(thread, throwable)
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} catch (e: Exception) {
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Log.e(TAG, "❌ 保存崩溃日志失败", e)
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}
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// 交给系统默认处理器（终止进程）
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defaultHandler?.uncaughtException(thread, throwable)
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}
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private fun saveCrashLog(thread: Thread, throwable: Throwable) {
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val timestamp = System.currentTimeMillis()
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val dateFormat = SimpleDateFormat("yyyy-MM-dd_HH-mm-ss", Locale.getDefault())
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val fileName = "crash_${dateFormat.format(Date(timestamp))}_$timestamp.log"
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val sb = StringBuilder()
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// 设备信息
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sb.appendLine("=== 崩溃报告 ===")
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sb.appendLine("时间: ${SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS", Locale.getDefault()).format(Date(timestamp))}")
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sb.appendLine("时间戳: $timestamp")
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sb.appendLine("线程: ${thread.name} (id=${thread.id})")
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sb.appendLine()
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sb.appendLine("=== 设备信息 ===")
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sb.appendLine("品牌: ${Build.BRAND}")
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sb.appendLine("型号: ${Build.MODEL}")
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sb.appendLine("制造商: ${Build.MANUFACTURER}")
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sb.appendLine("Android版本: ${Build.VERSION.RELEASE} (API ${Build.VERSION.SDK_INT})")
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sb.appendLine("指纹: ${Build.FINGERPRINT}")
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try {
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val pm = appContext.packageManager
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val pi = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
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pm.getPackageInfo(appContext.packageName, android.content.pm.PackageManager.PackageInfoFlags.of(0))
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} else {
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@Suppress("DEPRECATION")
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pm.getPackageInfo(appContext.packageName, 0)
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}
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sb.appendLine("应用版本: ${pi.versionName} (${pi.longVersionCode})")
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} catch (_: Exception) {
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sb.appendLine("应用版本: unknown")
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}
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sb.appendLine("包名: ${appContext.packageName}")
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sb.appendLine()
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// 堆栈信息
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sb.appendLine("=== 异常堆栈 ===")
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val sw = StringWriter()
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throwable.printStackTrace(PrintWriter(sw))
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sb.append(sw.toString())
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// 写入文件
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val crashDir = File(appContext.filesDir, CRASH_DIR)
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if (!crashDir.exists()) crashDir.mkdirs()
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val crashFile = File(crashDir, fileName)
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crashFile.writeText(sb.toString())
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Log.e(TAG, "💾 崩溃日志已保存: ${crashFile.absolutePath}")
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// 清理旧日志
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cleanOldLogs(crashDir)
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}
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private fun cleanOldLogs(dir: File) {
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val files = dir.listFiles { f -> f.name.startsWith("crash_") && f.name.endsWith(".log") }
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?: return
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if (files.size > MAX_LOG_FILES) {
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files.sortBy { it.lastModified() }
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for (i in 0 until files.size - MAX_LOG_FILES) {
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files[i].delete()
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Log.d(TAG, "🗑️ 清理旧崩溃日志: ${files[i].name}")
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}
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}
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}
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/**
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* 获取崩溃日志目录
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*/
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fun getCrashLogDir(): File {
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return File(appContext.filesDir, CRASH_DIR)
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}
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/**
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* 获取所有待上传的崩溃日志文件
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*/
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fun getPendingCrashLogs(): List<File> {
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val dir = getCrashLogDir()
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if (!dir.exists()) return emptyList()
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return dir.listFiles { f -> f.name.startsWith("crash_") && f.name.endsWith(".log") }
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?.sortedByDescending { it.lastModified() }
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?: emptyList()
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}
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}
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