安卓（Android）应用版本更新方法

private DownLoadListener downLoadListener;//下载任务监听回调接口private boolean downLoading;private int progress;

private NotificationManager mNotificationManager;private NotificationUpdaterThread notificationUpdaterThread;private Notification.Builder notificationBuilder;private final int NOTIFICATION_ID = 100;

private VersionUpdateModel versionUpdateModel;private CheckVersionCallBack checkVersionCallBack;//检查结果监听回调接口public interface DownLoadListener {void begain();void inProgress(float progress, long total);void downLoadLatestSuccess(File file);void downLoadLatestFailed();}

public interface CheckVersionCallBack {void onSuccess();void onError();}...

private class NotificationUpdaterThread extends Thread {@Override public void run() {while (true) {notificationBuilder.setContentTitle("正在下载更新" + progress + "%"); // the label of the entry notificationBuilder.setProgress(100, progress, false);...

}}}private void starDownLoadForground() {//创建通知栏notificationBuilder = new Notification.Builder(this);...

Notification notification = notificationBuilder.getNotification();startForeground(NOTIFICATION_ID, notification);}private void stopDownLoadForground() {stopForeground(true);}//执行版本检查任务public void doCheckUpdateTask() {//获取本定版本号final int currentBuild = AppUtil.getVersionCode(this);//调用版本检查接口ApiManager.getInstance().versionApi.upgradeRecords(currentBuild, new RequestCallBack() {@Override public void onSuccess(Headers headers, String response) {versionUpdateModel = JSON.parseObject(response, VersionUpdateModel.class);...

if (checkVersionCallBack != null) checkVersionCallBack.onSuccess();}

@Override public void onError(int code, String response) {...

}});}public void doDownLoadTask() {starDownLoadForground();//启动通知栏进度更新线程notificationUpdaterThread = new NotificationUpdaterThread();notificationUpdaterThread.start();//文件下载存放路径final File fileDir = FolderUtil.getDownloadCacheFolder();...

downLoading = true;if (downLoadListener != null) {downLoadListener.begain();}NetManager.getInstance().download(url, fileDir.getAbsolutePath(), new DownloadCallBack() {@Override public void inProgress(float progress_, long total) {...

//执行进度更新if (downLoadListener != null) downLoadListener.inProgress(progress_, total);}@Override public void onSuccess(Headers headers, String response) {//执行成功回调...

installApk(destFile, VersionUpdateService.this);}

@Override public void onError(int code, String response) {...

//执行失败回调}});}

//安装apk public void installApk(File file, Context context) {...

private static boolean isCanceled;

private boolean showDialogOnStart;

public static final int NEED_UPDATE = 2;public static final int DONOT_NEED_UPDATE = 1;public static final int CHECK_FAILD = -1;public static final int USER_CANCELED = 0;

private CheckCallBack checkCallBack;

public interface CheckCallBack{void callBack(int code);}

public VersionUpdateHelper(Context context) {this.context = context;}

public void startUpdateVersion() {if (isCanceled) return;if (isWaitForUpdate() || isWaitForDownload()) {return;}if (service == null && context != null) {context.bindService(new Intent(context, VersionUpdateService.class), this, Context.BIND_AUTO_CREATE);}}

public void stopUpdateVersion() {unBindService();}

private void cancel() {isCanceled = true;unBindService();}

private void unBindService() {if (isWaitForUpdate() || isWaitForDownload()) {return;}if (service != null && !service.isDownLoading()) {context.unbindService(this);service = null;}}

...

private void showNotWifiDownloadDialog() {final AlertDialog.Builder builer = new AlertDialog.Builder(context);builer.setTitle("下载新版本");builer.setMessage("检查到您的网络处于非wifi状态,下载新版本将消耗一定的流量,是否继续下载?");builer.setNegativeButton("以后再说", new DialogInterface.OnClickListener() {@Override public void onClick(DialogInterface dialog, int which) {...

//如果是强制更新 exit app if (mustUpdate) {MainApplication.getInstance().exitApp();}}});builer.setPositiveButton("继续下载", new DialogInterface.OnClickListener() {@Override public void onClick(DialogInterface dialog, int which) {dialog.cancel();service.doDownLoadTask();}});...

}

@Override public void onServiceConnected(ComponentName name, IBinder binder) {service = ((VersionUpdateService.LocalBinder) binder).getService();service.setCheckVersionCallBack(new VersionUpdateService.CheckVersionCallBack() {@Override public void onSuccess() {VersionUpdateModel versionUpdateModel = service.getVersionUpdateModel();

//EventBus控制更新红点提示EventBus.getDefault().postSticky(versionUpdateEvent);

if (!versionUpdateModel.isNeedUpgrade()) {if(checkCallBack != null){checkCallBack.callBack(DONOT_NEED_UPDATE);}cancel();return;}if (!versionUpdateModel.isMustUpgrade() && !showDialogOnStart) {cancel();return;}if(checkCallBack != null){checkCallBack.callBack(NEED_UPDATE);}final AlertDialog.Builder builer = ...//更新提示对话框builer.setPositiveButton("立即更新", new DialogInterface.OnClickListener() {@Override public void onClick(DialogInterface dialog, int which) {dialog.cancel();if (NetUtil.isWifi(context)) {service.doDownLoadTask();} else {showNotWifiDownloadDialog();}}});

//当点取消按钮时进行登录if (!versionUpdateModel.isMustUpgrade()) {builer.setNegativeButton("稍后更新", new DialogInterface.OnClickListener() {public void onClick(DialogInterface dialog, int which) {dialog.cancel();cancel();if(checkCallBack != null){checkCallBack.callBack(USER_CANCELED);}}});}builer.setCancelable(false);waitForUpdateDialog = builer.create();waitForUpdateDialog.show();}

@Override public void onError() {unBindService();...

}});

service.setDownLoadListener(new VersionUpdateService.DownLoadListener() {@Override public void begain() {VersionUpdateModel versionUpdateModel = service.getVersionUpdateModel();if (versionUpdateModel.isMustUpgrade()) {progressDialog = ...//生成进度条对话框}}

@Override public void inProgress(float progress, long total) {...//更新进度条}

@Override public void downLoadLatestSuccess(File file) {...//执行成功处理unBindService();}

@Override public void downLoadLatestFailed() {...//执行失败处理unBindService();}});

service.doCheckUpdateTask();}...

private VersionUpdateHelper versionUpdateHelper;