Android Open Source - android-utils Base Crash Handler

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License

The source code is released under:
Apache License
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Java Source Code

/**
 * Copyright 2014 Zhenguo Jin/*  w w  w .  ja  v a 2s . c om*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.worthed.app;

import java.io.File;
import java.io.FileOutputStream;
import java.lang.Thread.UncaughtExceptionHandler;
import java.util.Date;

import com.worthed.util.LogUtils;

import android.content.Context;
import android.os.Environment;
import android.os.Looper;
import android.widget.Toast;

/**
 * ?Application??????????????????????????
 *
 * @author jingle1267@163.com
 */
public class BaseCrashHandler implements UncaughtExceptionHandler {

    /**
     * ????????????,?Debug????????, ?Release????????????????
     */
    public static final boolean DEBUG = true;

    /**
     * ?????UncaughtException?????
     */
    private Thread.UncaughtExceptionHandler mDefaultHandler;

    /**
     * CrashHandler??
     */
    private static BaseCrashHandler INSTANCE;

    private Context mContext;

    /**
     * ??????????CrashHandler??
     */
    private BaseCrashHandler() {
    }

    /**
     * ????CrashHandler?? ,???????
     */
    public static BaseCrashHandler getInstance() {

        if (INSTANCE == null) {
            INSTANCE = new BaseCrashHandler();
        }
        return INSTANCE;
    }

    /**
     * ????,??Context??, ?????????UncaughtException?????, ???CrashHandler????????????
     *
     * @param context ???
     */
    public void init(Context context) {
        mContext = context;
        mDefaultHandler = Thread.getDefaultUncaughtExceptionHandler();
        Thread.setDefaultUncaughtExceptionHandler(this);
    }

    /**
     * ?UncaughtException??????????????????
     */
    @Override
    public void uncaughtException(Thread thread, Throwable ex) {
        if (!handleException(ex) && mDefaultHandler != null) {
            // ???????????????????????????????
            mDefaultHandler.uncaughtException(thread, ex);
        } else { // ?????????????????????????????????app
            try {
                Thread.sleep(3000);
            } catch (InterruptedException e) {
            }
            android.os.Process.killProcess(android.os.Process.myPid());
            System.exit(10);
        }

    }

    /**
     * ?????????,???????? ?????????????????????. ????????????????????????????????
     *
     * @return true??????????????????????
     * false???????????(??????log??????????)????????(??????????????)??????
     * ??????????true???????????????false????
     */
    private boolean handleException(final Throwable ex) {
        if (ex == null) {
            return false;
        }

        final StackTraceElement[] stack = ex.getStackTrace();
        final String message = ex.getMessage();

        // ??Toast???????????
        new Thread() {
            @Override
            public void run() {

                Looper.prepare();

                Toast.makeText(mContext,
                        "???????,3???????????????,???????,?????????,?????????????!",
                        Toast.LENGTH_LONG).show();
                LogUtils.i(message);
                dosave(stack, message);
                Looper.loop();
            }

            private void dosave(final StackTraceElement[] stack,
                                final String message) {
                // ????????????
                String fileName = "crash-" + new Date().getTime() + ".txt";
                File file = new File(Environment.getExternalStorageDirectory()
                        + "/log");
                if (!file.exists()) {
                    file.mkdirs();
                }
                File file1 = new File(file, fileName);
                try {
                    FileOutputStream fos = new FileOutputStream(file1, true);
                    fos.write(message.getBytes());
                    for (int i = 0; i < stack.length; i++) {
                        fos.write(stack[i].toString().getBytes());
                    }

                    fos.flush();
                    fos.close();
                } catch (Exception e) {
                }
            }

        }.start();
        return true;
    }

    /**
     * ??????????
     *
     * @return
     */
    public String getPhoneInfo() {
        String phoneInfo = "Product: " + android.os.Build.PRODUCT;
        phoneInfo += ", CPU_ABI: " + android.os.Build.CPU_ABI;
        phoneInfo += ", TAGS: " + android.os.Build.TAGS;
        phoneInfo += ", VERSION_CODES.BASE: "
                + android.os.Build.VERSION_CODES.BASE;
        phoneInfo += ", MODEL: " + android.os.Build.MODEL;
        phoneInfo += ", SDK: " + android.os.Build.VERSION.SDK_INT;
        phoneInfo += ", VERSION.RELEASE: " + android.os.Build.VERSION.RELEASE;
        phoneInfo += ", DEVICE: " + android.os.Build.DEVICE;
        phoneInfo += ", DISPLAY: " + android.os.Build.DISPLAY;
        phoneInfo += ", BRAND: " + android.os.Build.BRAND;
        phoneInfo += ", BOARD: " + android.os.Build.BOARD;
        phoneInfo += ", FINGERPRINT: " + android.os.Build.FINGERPRINT;
        phoneInfo += ", ID: " + android.os.Build.ID;
        phoneInfo += ", MANUFACTURER: " + android.os.Build.MANUFACTURER;
        phoneInfo += ", USER: " + android.os.Build.USER;
        return phoneInfo;
    }
}
Java Source Code List
