闪退日志捕捉与修改启动页图片

RvClient/src/main/java/com/test/rv/RvClientApplication.java

@@ -7,6 +7,7 @@ import com.alibaba.android.arouter.launcher.ARouter;
 import com.baidu.mapapi.CoordType;
 import com.baidu.mapapi.SDKInitializer;
 import com.base.utils.Config;
+import com.base.utils.CrashHandler;
 import com.base.utils.eventbusmodel.EventMimcRouse;
 import com.base.utils.eventbusmodel.EventNoActivity;
 import com.base.utils.eventbusmodel.EventRestartApp;
@@ -41,6 +42,7 @@ public class RvClientApplication extends FrameApp {
     @Override
     public void onCreate() {
         super.onCreate();
+        CrashHandler.getInstance().init(this);
         // 在使用 SDK 各组间之前初始化 context 信息，传入 ApplicationContext
         SDKInitializer.initialize(this);
         //自4.3.0起，百度地图SDK所有接口均支持百度坐标和国测局坐标，用此方法设置您使用的坐标类型.

Utils/src/main/java/com/base/utils/CrashHandler.java

+package com.base.utils;
+
+import android.content.Context;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.os.SystemClock;
+import android.util.Log;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.io.Writer;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * <h3>全局捕获异常</h3>
+ * <br>
+ * 当程序发生Uncaught异常的时候,有该类来接管程序,并记录错误日志
+ */
+public class CrashHandler implements Thread.UncaughtExceptionHandler {
+
+    public static String TAG = "MyCrash";
+    // 系统默认的UncaughtException处理类
+    private Thread.UncaughtExceptionHandler mDefaultHandler;
+
+    private static CrashHandler instance = new CrashHandler();
+    private Context mContext;
+
+    // 用来存储设备信息和异常信息
+    private Map<String, String> infos = new HashMap<String, String>();
+
+    // 用于格式化日期,作为日志文件名的一部分
+    private DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+
+    /**
+     * 保证只有一个CrashHandler实例
+     */
+    private CrashHandler() {
+    }
+
+    /**
+     * 获取CrashHandler实例 ,单例模式
+     */
+    public static CrashHandler getInstance() {
+        return instance;
+    }
+
+    /**
+     * 初始化
+     *
+     * @param context
+     */
+    public void init(Context context) {
+        mContext = context;
+        // 获取系统默认的UncaughtException处理器
+        mDefaultHandler = Thread.getDefaultUncaughtExceptionHandler();
+        // 设置该CrashHandler为程序的默认处理器
+        Thread.setDefaultUncaughtExceptionHandler(this);
+    }
+
+    /**
+     * 当UncaughtException发生时会转入该函数来处理
+     */
+    @Override
+    public void uncaughtException(Thread thread, Throwable ex) {
+        if (!handleException(ex) && mDefaultHandler != null) {
+            // 如果用户没有处理则让系统默认的异常处理器来处理
+            mDefaultHandler.uncaughtException(thread, ex);
+        } else {
+            SystemClock.sleep(3000);
+            // 退出程序
+            android.os.Process.killProcess(android.os.Process.myPid());
+            System.exit(1);
+        }
+    }
+
+    /**
+     * 自定义错误处理,收集错误信息 发送错误报告等操作均在此完成.
+     *
+     * @param ex
+     * @return true:如果处理了该异常信息; 否则返回false.
+     */
+    private boolean handleException(Throwable ex) {
+        if (ex == null)
+            return false;
+
+        try {
+            // 收集设备参数信息
+            collectDeviceInfo(mContext);
+            // 保存日志文件
+            saveCrashInfoFile(ex);
+            SystemClock.sleep(3000);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        return true;
+    }
+
+    /**
+     * 收集设备参数信息
+     *
+     * @param ctx
+     */
+    public void collectDeviceInfo(Context ctx) {
+        try {
+            PackageManager pm = ctx.getPackageManager();
+            PackageInfo pi = pm.getPackageInfo(ctx.getPackageName(),
+                    PackageManager.GET_ACTIVITIES);
+            if (pi != null) {
+                String versionName = pi.versionName + "";
+                String versionCode = pi.versionCode + "";
+                infos.put("versionName", versionName);
+                infos.put("versionCode", versionCode);
+                infos.put("package", pi.packageName);
+            }
+        } catch (PackageManager.NameNotFoundException e) {
+            Log.e(TAG, "an error occured when collect package info", e);
+        }
+    }
+
+    /**
+     * 保存错误信息到文件中
+     *
+     * @param ex
+     * @return 返回文件名称, 便于将文件传送到服务器
+     * @throws Exception
+     */
+    private String saveCrashInfoFile(Throwable ex) throws Exception {
+        StringBuffer sb = new StringBuffer();
+        try {
+            SimpleDateFormat sDateFormat = new SimpleDateFormat(
+                    "yyyy-MM-dd HH:mm:ss");
+            String date = sDateFormat.format(new java.util.Date());
+            sb.append("\r\n" + date + "\n");
+            for (Map.Entry<String, String> entry : infos.entrySet()) {
+                String key = entry.getKey();
+                String value = entry.getValue();
+                sb.append(key + "=" + value + "\n");
+            }
+
+            Writer writer = new StringWriter();
+            PrintWriter printWriter = new PrintWriter(writer);
+            ex.printStackTrace(printWriter);
+            Throwable cause = ex.getCause();
+            while (cause != null) {
+                cause.printStackTrace(printWriter);
+                cause = cause.getCause();
+            }
+            printWriter.flush();
+            printWriter.close();
+            String result = writer.toString();
+            sb.append(result);
+
+            String fileName = writeFile(sb.toString());
+            return fileName;
+        } catch (Exception e) {
+            Log.e(TAG, "an error occured while writing file...", e);
+            sb.append("an error occured while writing file...\r\n");
+            writeFile(sb.toString());
+        }
+        return null;
+    }
+
+    private String writeFile(String sb) throws Exception {
+        String time = formatter.format(new Date());
+        String fileName = "crash-" + time + ".log";
+        String path = getGlobalpath();
+        File dir = new File(path);
+        if (!dir.exists())
+            dir.mkdirs();
+        FileOutputStream fos = new FileOutputStream(path + fileName, true);
+        fos.write(sb.getBytes());
+        fos.flush();
+        fos.close();
+        return fileName;
+    }
+
+    public String getGlobalpath() {
+//        return mContext.getCacheDir().getPath() + File.separator + "crash" + File.separator;
+//        return Environment.getExternalStorageDirectory().getPath() + File.separator + "crash" + File.separator;
+        return mContext.getExternalCacheDir().getPath() + File.separator + "crash" + File.separator;
+    }
+
+}
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