Java Request.setAllowedNetworkTypes方法代码示例

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
public void downloadIssue() {
    if(!this.canDisplayPdf(getActivity())) {
        Toast.makeText(getActivity(), getActivity().getString(R.string.pdf_reader_required), Toast.LENGTH_LONG).show();
        return;
    }
    
    String file = issue.getId() + ".pdf";
    File magPiFolder = new File (Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + Config.ISSUE_FOLDER);
    magPiFolder.mkdirs();
    File pdf = new File (Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + Config.ISSUE_FOLDER, file);
    if(pdf.exists() && !isDownloading(issue.getPdfUrl())) {
        Intent intentPdf = new Intent(Intent.ACTION_VIEW);
        intentPdf.setDataAndType(Uri.fromFile(pdf), "application/pdf");
        startActivity(intentPdf);
    } else if (!isDownloading(issue.getPdfUrl())) {
    	menu.findItem(R.id.menu_view).setVisible(false);
    	menu.findItem(R.id.menu_cancel_download).setVisible(true);
        Request request = new Request(Uri.parse(issue.getPdfUrl()));
        request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI | DownloadManager.Request.NETWORK_MOBILE);
        request.setTitle(getActivity().getString(R.string.app_name) + " n�" + issue.getId());
        request.setDescription(getActivity().getString(R.string.download_text) + " n�" + issue.getId());
        request.setDestinationInExternalPublicDir(Config.ISSUE_FOLDER, file);
        dm.enqueue(request);
    }
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
/**
 * Download latest metadata from the server through DownloadManager for all relevant clients
 *
 * @param context The context for retrieving resources
 * @param metadataUri The client to update
 */
private static void updateClientsWithMetadataUri(
        final Context context, final String metadataUri) {
    Log.i(TAG, "updateClientsWithMetadataUri() : MetadataUri = " + metadataUri);
    // Adding a disambiguator to circumvent a bug in older versions of DownloadManager.
    // DownloadManager also stupidly cuts the extension to replace with its own that it
    // gets from the content-type. We need to circumvent this.
    final String disambiguator = "#" + System.currentTimeMillis()
            + ApplicationUtils.getVersionName(context) + ".json";
    final Request metadataRequest = new Request(Uri.parse(metadataUri + disambiguator));
    DebugLogUtils.l("Request =", metadataRequest);

    final Resources res = context.getResources();
    metadataRequest.setAllowedNetworkTypes(Request.NETWORK_WIFI | Request.NETWORK_MOBILE);
    metadataRequest.setTitle(res.getString(R.string.download_description));
    // Do not show the notification when downloading the metadata.
    metadataRequest.setNotificationVisibility(Request.VISIBILITY_HIDDEN);
    metadataRequest.setVisibleInDownloadsUi(
            res.getBoolean(R.bool.metadata_downloads_visible_in_download_UI));

    final DownloadManagerWrapper manager = new DownloadManagerWrapper(context);
    if (maybeCancelUpdateAndReturnIfStillRunning(context, metadataUri, manager,
            DictionaryService.NO_CANCEL_DOWNLOAD_PERIOD_MILLIS)) {
        // We already have a recent download in progress. Don't register a new download.
        return;
    }
    final long downloadId;
    synchronized (sSharedIdProtector) {
        downloadId = manager.enqueue(metadataRequest);
        DebugLogUtils.l("Metadata download requested with id", downloadId);
        // If there is still a download in progress, it's been there for a while and
        // there is probably something wrong with download manager. It's best to just
        // overwrite the id and request it again. If the old one happens to finish
        // anyway, we don't know about its ID any more, so the downloadFinished
        // method will ignore it.
        writeMetadataDownloadId(context, metadataUri, downloadId);
    }
    Log.i(TAG, "updateClientsWithMetadataUri() : DownloadId = " + downloadId);
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
public void download(DownloadTask task) {
    //TODO better path
    DownloadManager downloadManager = (DownloadManager) UpodsApplication.getContext().getSystemService(Context.DOWNLOAD_SERVICE);
    Uri episodUri = Uri.parse(task.track.getAudeoUrl());
    String trackName = GlobalUtils.getCleanFileName(task.track.getTitle()) + ".mp3";
    String mediaItemName = GlobalUtils.getCleanFileName(task.mediaItem.getName());
    String finalPath = PODCASTS_DOWNLOAD_DIRECTORY + "/" + mediaItemName + "/" + trackName;
    finalPath = Environment.getExternalStorageDirectory() + finalPath;
    Request request = new Request(episodUri);
    request.setAllowedNetworkTypes(Request.NETWORK_MOBILE | Request.NETWORK_WIFI);
    request.setTitle(task.track.getTitle());
    request.setDescription(task.track.getSubTitle());
    request.setDestinationUri(Uri.fromFile(new File(finalPath)));
    task.downloadId = downloadManager.enqueue(request);
    task.filePath = finalPath;
    allTasks.add(task);
    Logger.printInfo(DM_LOG, "Starting download episod " + trackName + " to " + finalPath);
    runProgressUpdater();
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
public long enqueue(String uri, String name, int epi, String vid){
	Request request = new Request(Uri.parse(uri));
	request.setAllowedNetworkTypes(Request.NETWORK_WIFI);
	String externd = uri.substring(uri.lastIndexOf('.'));
	String file = name;
	String dir = "NetVideo" ;
	if(epi != 0){
		file += epi;
		dir = dir + "/" + name;
	}
	request.setTitle(file);
	request.setDestinationInExternalPublicDir(dir, file + "." + externd);
	request.setMimeType("media/video");
	request.setDescription(vid);
	return mDownloadManager.enqueue(request);
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
private Request createDownloadRequest(String url, String fileName,
		String downloadTitle) {

	Request request = new Request(Uri.parse(url));
	Environment.getExternalStoragePublicDirectory(
			Environment.getExternalStorageDirectory()
					+ VersionParserHelper.UPDATER_FOLDER).mkdirs();

	request.setDestinationInExternalPublicDir(
			VersionParserHelper.UPDATER_FOLDER, fileName);
	request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
	request.setAllowedOverRoaming(false);

	request.setTitle(downloadTitle);

	return request;
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
private Request createDownloadRequest(String url, String fileName) {

	    
		Request request = new Request(Uri.parse(url));
		Environment.getExternalStoragePublicDirectory(
				Environment.getExternalStorageDirectory()
						+ VersionParserHelper.UPDATER_FOLDER).mkdirs();

		request.setDestinationInExternalPublicDir(
				VersionParserHelper.UPDATER_FOLDER, fileName);
		request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
		request.setAllowedOverRoaming(false);
		
		Resources resources = getApplicationContext().getResources();
		request.setTitle(resources.getString(R.string.downloadUpdateTitle));

		return request;
	}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
private Request createDownloadRequest(String url, String fileName) {

		Request request = new Request(Uri.parse(url));
		Environment.getExternalStoragePublicDirectory(
				Environment.DIRECTORY_DOWNLOADS).mkdirs();

		request.setDestinationInExternalPublicDir(
				Environment.DIRECTORY_DOWNLOADS, fileName);
		request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
		request.setAllowedOverRoaming(false);

		String download = mContext.getResources().getString(
				R.string.google_apps_download_title);
		request.setTitle(download);

		return request;
	}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
private Request createDownloadRequest(String url, String fileName) {

		Request request = new Request(Uri.parse(url));
		Environment.getExternalStoragePublicDirectory(
				Environment.DIRECTORY_DOWNLOADS).mkdirs();

		request.setDestinationInExternalPublicDir(
				Environment.DIRECTORY_DOWNLOADS, fileName);
		request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI );
		request.setAllowedOverRoaming(false);
		

		String download = mContext.getResources().getString(
				R.string.google_apps_download_title);
		request.setTitle(download);

		return request;
	}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
@Override
public synchronized long addDownload(File destFolder, String url, boolean wifiOnly, String title) {
    long dmid = -1;

    //Need to check first if the download manager service is enabled
    if(!isDownloadManagerEnabled())
        return dmid;

    // skip if URL is not valid
    if(url == null) {
        // URL is null
        return dmid;
    }
    url = url.trim();
    if (url.length() == 0) {
        // URL is empty
        return dmid;
    }

    logger.debug("Starting download: " + url);

    Uri target = Uri.fromFile(new File(destFolder, Sha1Util.SHA1(url)));
    Request request = new Request(Uri.parse(url));
    request.setDestinationUri(target);
    request.setTitle(title);

    if (wifiOnly) {
        request.setAllowedNetworkTypes(Request.NETWORK_WIFI);
    } else {
        request.setAllowedNetworkTypes(Request.NETWORK_WIFI | Request.NETWORK_MOBILE);
    }

    dmid = dm.enqueue(request);

    return dmid;
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
@Override
public void execute(final Context context) {
    if (null == mWordList) { // This should never happen
        Log.e(TAG, "UpdateAction with a null parameter!");
        return;
    }
    DebugLogUtils.l("Downloading word list");
    final SQLiteDatabase db = MetadataDbHelper.getDb(context, mClientId);
    final ContentValues values = MetadataDbHelper.getContentValuesByWordListId(db,
            mWordList.mId, mWordList.mVersion);
    final int status = values.getAsInteger(MetadataDbHelper.STATUS_COLUMN);
    final DownloadManagerWrapper manager = new DownloadManagerWrapper(context);
    if (MetadataDbHelper.STATUS_DOWNLOADING == status) {
        // The word list is still downloading. Cancel the download and revert the
        // word list status to "available".
        manager.remove(values.getAsLong(MetadataDbHelper.PENDINGID_COLUMN));
        MetadataDbHelper.markEntryAsAvailable(db, mWordList.mId, mWordList.mVersion);
    } else if (MetadataDbHelper.STATUS_AVAILABLE != status
            && MetadataDbHelper.STATUS_RETRYING != status) {
        // Should never happen
        Log.e(TAG, "Unexpected state of the word list '" + mWordList.mId + "' : " + status
                + " for an upgrade action. Fall back to download.");
    }
    // Download it.
    DebugLogUtils.l("Upgrade word list, downloading", mWordList.mRemoteFilename);

    // This is an upgraded word list: we should download it.
    // Adding a disambiguator to circumvent a bug in older versions of DownloadManager.
    // DownloadManager also stupidly cuts the extension to replace with its own that it
    // gets from the content-type. We need to circumvent this.
    final String disambiguator = "#" + System.currentTimeMillis()
            + ApplicationUtils.getVersionName(context) + ".dict";
    final Uri uri = Uri.parse(mWordList.mRemoteFilename + disambiguator);
    final Request request = new Request(uri);

    final Resources res = context.getResources();
    request.setAllowedNetworkTypes(Request.NETWORK_WIFI | Request.NETWORK_MOBILE);
    request.setTitle(mWordList.mDescription);
    request.setNotificationVisibility(Request.VISIBILITY_HIDDEN);
    request.setVisibleInDownloadsUi(
            res.getBoolean(R.bool.dict_downloads_visible_in_download_UI));

    final long downloadId = UpdateHandler.registerDownloadRequest(manager, request, db,
            mWordList.mId, mWordList.mVersion);
    Log.i(TAG, String.format("Starting the dictionary download with version:"
                    + " %d and Url: %s", mWordList.mVersion, uri));
    DebugLogUtils.l("Starting download of", uri, "with id", downloadId);
    PrivateLog.log("Starting download of " + uri + ", id : " + downloadId);
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
@Override
public Void run(JobContext jc) {
	try {
		if (checkDownloadRunning())
			return null;
		if (checkApkExist()) {
			Intent installApkIntent = new Intent();
			installApkIntent.setAction(Intent.ACTION_VIEW);
			installApkIntent.setDataAndType(
					Uri.parse(Preferences.getDownloadPath(mContext)),
					"application/vnd.android.package-archive");
			installApkIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
					| Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
			mContext.startActivity(installApkIntent);
		} else {
			String apkName = mContext.getPackageName()
					+ System.currentTimeMillis() + Constants.APK_SUFFIX;
			// 系统下载程序
			final DownloadManager downloadManager = (DownloadManager) mContext
					.getSystemService(mContext.DOWNLOAD_SERVICE);

			Long recommendedMaxBytes = DownloadManager
					.getRecommendedMaxBytesOverMobile(mContext);

			// 可以在移动网络下下载
			if (recommendedMaxBytes == null
					|| recommendedMaxBytes.longValue() > MAX_ALLOWED_DOWNLOAD_BYTES_BY_MOBILE) {
				allowMobileDownload = true;
			}

			Uri uri = Uri.parse(mUpgradeInfo.getUrl());

			final Request request = new Request(uri);

			request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
			request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);

			int NETWORK_TYPE = DownloadManager.Request.NETWORK_WIFI;
			if (allowMobileDownload) {
				NETWORK_TYPE |= DownloadManager.Request.NETWORK_MOBILE;
			}
			request.setAllowedNetworkTypes(NETWORK_TYPE);
			request.allowScanningByMediaScanner();
			request.setShowRunningNotification(true);
			request.setVisibleInDownloadsUi(true);
			request.setDestinationInExternalPublicDir(
					Environment.DIRECTORY_DOWNLOADS, apkName);
			PackageManager packageManager = mContext.getPackageManager();
			ApplicationInfo applicationInfo = packageManager
					.getApplicationInfo(mContext.getPackageName(), 0);
			Log.i("liweiping",
					"appName = "
							+ packageManager
									.getApplicationLabel(applicationInfo));
			request.setTitle(packageManager
					.getApplicationLabel(applicationInfo));
			request.setMimeType("application/vnd.android.package-archive");

			// id 保存起来跟之后的广播接收器作对比
			long id = downloadManager.enqueue(request);

			long oldId = Preferences.getDownloadId(mContext);
			if (oldId != -1) {
				downloadManager.remove(oldId);
			}

			Preferences.removeAll(mContext);
			Preferences.setDownloadId(mContext, id);
			Preferences.setUpgradeInfo(mContext, mUpgradeInfo);
			Preferences.setDownloadStatus(mContext,
					Constants.DOWNLOAD_STATUS_RUNNING);
		}
	} catch (Exception e) {
		e.printStackTrace();
	}
	return null;
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
@Override
public void execute(final Context context) {
    if (null == mWordList) { // This should never happen
        Log.e(TAG, "UpdateAction with a null parameter!");
        return;
    }
    Utils.l("Downloading word list");
    final SQLiteDatabase db = MetadataDbHelper.getDb(context, mClientId);
    final ContentValues values = MetadataDbHelper.getContentValuesByWordListId(db,
            mWordList.mId, mWordList.mVersion);
    final int status = values.getAsInteger(MetadataDbHelper.STATUS_COLUMN);
    final DownloadManager manager =
            (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
    if (MetadataDbHelper.STATUS_DOWNLOADING == status) {
        // The word list is still downloading. Cancel the download and revert the
        // word list status to "available".
        if (null != manager) {
            // DownloadManager is disabled (or not installed?). We can't cancel - there
            // is nothing we can do. We still need to mark the entry as available.
            manager.remove(values.getAsLong(MetadataDbHelper.PENDINGID_COLUMN));
        }
        MetadataDbHelper.markEntryAsAvailable(db, mWordList.mId, mWordList.mVersion);
    } else if (MetadataDbHelper.STATUS_AVAILABLE != status) {
        // Should never happen
        Log.e(TAG, "Unexpected state of the word list '" + mWordList.mId + "' : " + status
                + " for an upgrade action. Fall back to download.");
    }
    // Download it.
    Utils.l("Upgrade word list, downloading", mWordList.mRemoteFilename);

    // TODO: if DownloadManager is disabled or not installed, download by ourselves
    if (null == manager) return;

    // This is an upgraded word list: we should download it.
    // Adding a disambiguator to circumvent a bug in older versions of DownloadManager.
    // DownloadManager also stupidly cuts the extension to replace with its own that it
    // gets from the content-type. We need to circumvent this.
    final String disambiguator = "#" + System.currentTimeMillis()
            + com.android.inputmethod.latin.Utils.getVersionName(context) + ".dict";
    final Uri uri = Uri.parse(mWordList.mRemoteFilename + disambiguator);
    final Request request = new Request(uri);

    final Resources res = context.getResources();
    if (!mForceStartNow) {
        if (DownloadManagerCompatUtils.hasSetAllowedOverMetered()) {
            final boolean allowOverMetered;
            switch (UpdateHandler.getDownloadOverMeteredSetting(context)) {
            case UpdateHandler.DOWNLOAD_OVER_METERED_DISALLOWED:
                // User said no: don't allow.
                allowOverMetered = false;
                break;
            case UpdateHandler.DOWNLOAD_OVER_METERED_ALLOWED:
                // User said yes: allow.
                allowOverMetered = true;
                break;
            default: // UpdateHandler.DOWNLOAD_OVER_METERED_SETTING_UNKNOWN
                // Don't know: use the default value from configuration.
                allowOverMetered = res.getBoolean(R.bool.allow_over_metered);
            }
            DownloadManagerCompatUtils.setAllowedOverMetered(request, allowOverMetered);
        } else {
            request.setAllowedNetworkTypes(Request.NETWORK_WIFI);
        }
        request.setAllowedOverRoaming(res.getBoolean(R.bool.allow_over_roaming));
    } // if mForceStartNow, then allow all network types and roaming, which is the default.
    request.setTitle(mWordList.mDescription);
    request.setNotificationVisibility(
            res.getBoolean(R.bool.display_notification_for_auto_update)
                    ? Request.VISIBILITY_VISIBLE : Request.VISIBILITY_HIDDEN);
    request.setVisibleInDownloadsUi(
            res.getBoolean(R.bool.dict_downloads_visible_in_download_UI));

    final long downloadId = UpdateHandler.registerDownloadRequest(manager, request, db,
            mWordList.mId, mWordList.mVersion);
    Utils.l("Starting download of", uri, "with id", downloadId);
    PrivateLog.log("Starting download of " + uri + ", id : " + downloadId);
}
 

import android.app.DownloadManager.Request; //导入方法依赖的package包/类
/**
 * Download latest metadata from the server through DownloadManager for all relevant clients
 *
 * @param context The context for retrieving resources
 * @param updateNow Whether we should update NOW, or respect bandwidth policies
 * @param metadataUri The client to update
 */
private static void updateClientsWithMetadataUri(final Context context,
        final boolean updateNow, final String metadataUri) {
    PrivateLog.log("Update for metadata URI " + Utils.s(metadataUri));
    // Adding a disambiguator to circumvent a bug in older versions of DownloadManager.
    // DownloadManager also stupidly cuts the extension to replace with its own that it
    // gets from the content-type. We need to circumvent this.
    final String disambiguator = "#" + System.currentTimeMillis()
            + com.android.inputmethod.latin.Utils.getVersionName(context) + ".json";
    final Request metadataRequest = new Request(Uri.parse(metadataUri + disambiguator));
    Utils.l("Request =", metadataRequest);

    final Resources res = context.getResources();
    // By default, download over roaming is allowed and all network types are allowed too.
    if (!updateNow) {
        final boolean allowedOverMetered = res.getBoolean(R.bool.allow_over_metered);
        // If we don't have to update NOW, then only do it over non-metered connections.
        if (DownloadManagerCompatUtils.hasSetAllowedOverMetered()) {
            DownloadManagerCompatUtils.setAllowedOverMetered(metadataRequest,
                    allowedOverMetered);
        } else if (!allowedOverMetered) {
            metadataRequest.setAllowedNetworkTypes(Request.NETWORK_WIFI);
        }
        metadataRequest.setAllowedOverRoaming(res.getBoolean(R.bool.allow_over_roaming));
    }
    final boolean notificationVisible = updateNow
            ? res.getBoolean(R.bool.display_notification_for_user_requested_update)
            : res.getBoolean(R.bool.display_notification_for_auto_update);

    metadataRequest.setTitle(res.getString(R.string.download_description));
    metadataRequest.setNotificationVisibility(notificationVisible
            ? Request.VISIBILITY_VISIBLE : Request.VISIBILITY_HIDDEN);
    metadataRequest.setVisibleInDownloadsUi(
            res.getBoolean(R.bool.metadata_downloads_visible_in_download_UI));

    final DownloadManager manager =
            (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
    if (null == manager) {
        // Download manager is not installed or disabled.
        // TODO: fall back to self-managed download?
        return;
    }
    cancelUpdateWithDownloadManager(context, metadataUri, manager);
    final long downloadId;
    synchronized (sSharedIdProtector) {
        downloadId = manager.enqueue(metadataRequest);
        Utils.l("Metadata download requested with id", downloadId);
        // If there is already a download in progress, it's been there for a while and
        // there is probably something wrong with download manager. It's best to just
        // overwrite the id and request it again. If the old one happens to finish
        // anyway, we don't know about its ID any more, so the downloadFinished
        // method will ignore it.
        writeMetadataDownloadId(context, metadataUri, downloadId);
    }
    PrivateLog.log("Requested download with id " + downloadId);
}