gecko-dev/mobile/android/base/Restarter.java.in

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#filter substitution
package @ANDROID_PACKAGE_NAME@;

import android.app.*;
import android.content.*;
import android.util.*;
import android.os.*;
import java.io.*;
import org.mozilla.gecko.GeckoAppShell;

public class Restarter extends Activity {
    private static final String LOGTAG = "GeckoRestarter";

    @Override
    public void onCreate(Bundle savedInstanceState) {
        Log.i(LOGTAG, "trying to restart @MOZ_APP_NAME@");
        try {
            int countdown = 40;
            while (GeckoAppShell.checkForGeckoProcs() &&  --countdown > 0) {
                // Wait for the old process to die before we continue
                try {
                    Thread.sleep(100);
                } catch (InterruptedException ie) {}
            }
            
            if (countdown <= 0) {
                // if the countdown expired, something is hung
                GeckoAppShell.killAnyZombies();
                countdown = 10;
                // wait for the kill to take effect
                while (GeckoAppShell.checkForGeckoProcs() &&  --countdown > 0) {
                    try {
                        Thread.sleep(100);
                    } catch (InterruptedException ie) {}
                }
            }
        } catch (Exception e) {
            Log.i(LOGTAG, e.toString());
        }
        try {
            String action = "org.mozilla.gecko.restart_update".equals(getIntent().getAction()) ?
                            App.ACTION_UPDATE : Intent.ACTION_MAIN;

            Intent intent = new Intent(action);
            intent.setClassName("@ANDROID_PACKAGE_NAME@",
                                "@ANDROID_PACKAGE_NAME@.App");
            Bundle b = getIntent().getExtras();
            if (b != null)
                intent.putExtras(b);
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
            Log.i(LOGTAG, intent.toString());
            startActivity(intent);
        } catch (Exception e) {
            Log.i(LOGTAG, e.toString());
        }
        // Give the new process time to start before we die
        GeckoAppShell.waitForAnotherGeckoProc();
        System.exit(0);
    }
};