Java DownloadManager.remove方法代码示例

import android.app.DownloadManager; //导入方法依赖的package包/类
public static void cancelAllDownloads(Context context){
    if (receiver != null) {
        context.unregisterReceiver(receiver);
        receiver = null;
    }

    DownloadManager manager = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
    DownloadManager.Query query = new DownloadManager.Query();
    query.setFilterByStatus(
            DownloadManager.STATUS_FAILED|DownloadManager.STATUS_PAUSED|
            DownloadManager.STATUS_PENDING|DownloadManager.STATUS_RUNNING);
    Cursor cur = manager.query(query);
    while (cur.moveToNext()){
        manager.remove(cur.getLong(cur.getColumnIndex(DownloadManager.COLUMN_ID)));
    }
    cur.close();
}
 

import android.app.DownloadManager; //导入方法依赖的package包/类
@Override
protected void onPostExecute(Boolean success) {
    DownloadManager manager =
            (DownloadManager) mContext.getSystemService(Context.DOWNLOAD_SERVICE);
    if (success) {
        String path = mDownloadInfo.getFilePath();
        if (!TextUtils.isEmpty(path)) {
            // Move the downloaded content from the app directory to public directory.
            File fromFile = new File(path);
            String fileName = fromFile.getName();
            File toFile = new File(Environment.getExternalStoragePublicDirectory(
                    Environment.DIRECTORY_DOWNLOADS), fileName);
            if (fromFile.renameTo(toFile)) {
                manager.addCompletedDownload(
                        fileName, mDownloadInfo.getDescription(), false,
                        mDownloadInfo.getMimeType(), toFile.getPath(),
                        mDownloadInfo.getContentLength(), true);
            } else if (fromFile.delete()) {
                Log.w(TAG, "Failed to rename the file.");
                return;
            } else {
                Log.w(TAG, "Failed to rename and delete the file.");
            }
        }
        showNextUrlDialog(mOMAInfo);
    } else if (mDownloadId != DownloadItem.INVALID_DOWNLOAD_ID) {
        // Remove the downloaded content.
        manager.remove(mDownloadId);
    }
}
 

import android.app.DownloadManager; //导入方法依赖的package包/类
@SuppressLint("NewApi")
public void onReceive(Context context, Intent intent) {
    long downLoadId = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
    long cacheDownLoadId =  PreferencesUtils.getLong(context,"download_id");

    if(DownloadManager.ACTION_NOTIFICATION_CLICKED.equals(intent.getAction())){
        DownloadManager downloader = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
        long downloadId = PreferencesUtils.getLong(context,"download_id");
        downloader.remove(downloadId);
        //eventbus 关闭dialog
        UpdataEvent updataEvent = new UpdataEvent();
        updataEvent.setResult("close dialog");
        updataEvent.setState(0);
        EventBus.getDefault().post(updataEvent);
    }else if (DownloadManager.ACTION_DOWNLOAD_COMPLETE.equals(intent.getAction()) && cacheDownLoadId == downLoadId) {
        try {
            Intent install = new Intent(Intent.ACTION_VIEW);
            File apkFile = queryDownloadedApk(context);
            install.setDataAndType(Uri.fromFile(apkFile), "application/vnd.android.package-archive");
            install.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            context.startActivity(install);
        }catch (Exception e){

        }
    }
}
 

import android.app.DownloadManager; //导入方法依赖的package包/类
@Override
public Pair<Integer, Boolean> doInBackground(Void...voids) {
    DownloadManager manager =
            (DownloadManager) mContext.getSystemService(Context.DOWNLOAD_SERVICE);
    Cursor c = manager.query(new DownloadManager.Query().setFilterById(
            mDownloadItem.getSystemDownloadId()));
    int statusIndex = c.getColumnIndex(DownloadManager.COLUMN_STATUS);
    int reasonIndex = c.getColumnIndex(DownloadManager.COLUMN_REASON);
    int titleIndex = c.getColumnIndex(DownloadManager.COLUMN_TITLE);
    int status = DownloadManager.STATUS_FAILED;
    Boolean canResolve = false;
    if (c.moveToNext()) {
        status = c.getInt(statusIndex);
        String title = c.getString(titleIndex);
        if (mDownloadInfo == null) {
            // Chrome has been killed, reconstruct a DownloadInfo.
            mDownloadInfo = new DownloadInfo.Builder()
                    .setFileName(title)
                    .setDescription(c.getString(
                            c.getColumnIndex(DownloadManager.COLUMN_DESCRIPTION)))
                    .setMimeType(c.getString(
                            c.getColumnIndex(DownloadManager.COLUMN_MEDIA_TYPE)))
                    .setContentLength(Long.parseLong(c.getString(
                            c.getColumnIndex(DownloadManager.COLUMN_TOTAL_SIZE_BYTES))))
                    .build();
        }
        if (status == DownloadManager.STATUS_SUCCESSFUL) {
            mDownloadInfo = DownloadInfo.Builder.fromDownloadInfo(mDownloadInfo)
                    .setFileName(title)
                    .build();
            mDownloadItem.setDownloadInfo(mDownloadInfo);
            canResolve = canResolveDownloadItem(mContext, mDownloadItem, false);
        } else if (status == DownloadManager.STATUS_FAILED) {
            mFailureReason = c.getInt(reasonIndex);
            manager.remove(mDownloadItem.getSystemDownloadId());
        }
    }
    c.close();
    return Pair.create(status, canResolve);
}
 

import android.app.DownloadManager; //导入方法依赖的package包/类
/**
 * Removes a download from Android DownloadManager.
 * @param downloadGuid The GUID of the download.
 */
void removeCompletedDownload(String downloadGuid) {
    long downloadId = removeDownloadIdMapping(downloadGuid);
    if (downloadId != INVALID_SYSTEM_DOWNLOAD_ID) {
        DownloadManager manager =
                (DownloadManager) mContext.getSystemService(Context.DOWNLOAD_SERVICE);
        manager.remove(downloadId);
    }
}
 

import android.app.DownloadManager; //导入方法依赖的package包/类
private static void stopDownload(Context context, TrackViewHolder holder) {
    final DownloadManager manager = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
    manager.remove(holder.track.downloadID);

    holder.track.isDownloadInAction = false;
    holder.downloadProgress.setProgress(0);
    holder.downloadProgress.setVisibility(View.GONE);
}