diff options
Diffstat (limited to 'src/com/android/providers/downloads/DownloadInfo.java')
| -rw-r--r-- | src/com/android/providers/downloads/DownloadInfo.java | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/com/android/providers/downloads/DownloadInfo.java b/src/com/android/providers/downloads/DownloadInfo.java new file mode 100644 index 00000000..b8cead65 --- /dev/null +++ b/src/com/android/providers/downloads/DownloadInfo.java @@ -0,0 +1,185 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * + * 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.android.providers.downloads; + +import android.net.Uri; +import android.content.Context; +import android.content.Intent; +import android.provider.Downloads; + +/** + * Stores information about an individual download. + */ +public class DownloadInfo { + public int id; + public String uri; + public int method; + public String entity; + public boolean noIntegrity; + public String hint; + public String filename; + public boolean otaUpdate; + public String mimetype; + public int destination; + public boolean noSystem; + public int visibility; + public int control; + public int status; + public int numFailed; + public long lastMod; + public String pckg; + public String clazz; + public String extras; + public String cookies; + public String userAgent; + public String referer; + public int totalBytes; + public int currentBytes; + public String etag; + public boolean mediaScanned; + + public volatile boolean hasActiveThread; + + public DownloadInfo(int id, String uri, int method, String entity, boolean noIntegrity, + String hint, String filename, boolean otaUpdate, + String mimetype, int destination, boolean noSystem, int visibility, + int control, int status, int numFailed, long lastMod, + String pckg, String clazz, String extras, String cookies, + String userAgent, String referer, int totalBytes, int currentBytes, String etag, + boolean mediaScanned) { + this.id = id; + this.uri = uri; + this.method = method; + this.entity = entity; + this.noIntegrity = noIntegrity; + this.hint = hint; + this.filename = filename; + this.otaUpdate = otaUpdate; + this.mimetype = mimetype; + this.destination = destination; + this.noSystem = noSystem; + this.visibility = visibility; + this.control = control; + this.status = status; + this.numFailed = numFailed; + this.lastMod = lastMod; + this.pckg = pckg; + this.clazz = clazz; + this.extras = extras; + this.cookies = cookies; + this.userAgent = userAgent; + this.referer = referer; + this.totalBytes = totalBytes; + this.currentBytes = currentBytes; + this.etag = etag; + this.mediaScanned = mediaScanned; + } + + public void sendIntentIfRequested(Uri contentUri, Context context) { + if (pckg != null && clazz != null) { + Intent intent = new Intent(Downloads.DOWNLOAD_COMPLETED_ACTION); + intent.setClassName(pckg, clazz); + if (extras != null) { + intent.putExtra(Downloads.NOTIFICATION_EXTRAS, extras); + } + // We only send the content: URI, for security reasons. Otherwise, malicious + // applications would have an easier time spoofing download results by + // sending spoofed intents. + intent.setData(contentUri); + context.sendBroadcast(intent); + } + } + + /** + * Returns the time when a download should be restarted. Must only + * be called when numFailed > 0. + */ + public long restartTime() { + return lastMod + Constants.RETRY_FIRST_DELAY * 1000 * (1 << (numFailed - 1)); + } + + /** + * Returns whether this download should be started at the time when + * it's first inserted in the database. + */ + public boolean isReadyToStart(long now) { + if (status == 0) { + // status hasn't been initialized yet, this is a new download + return true; + } + if (status == Downloads.STATUS_PENDING) { + // download is explicit marked as ready to start + return true; + } + if (status == Downloads.STATUS_RUNNING) { + // download was interrupted (process killed, loss of power) while it was running, + // without a chance to update the database + return true; + } + if (status == Downloads.STATUS_RUNNING_PAUSED) { + if (numFailed == 0) { + // download is waiting for network connectivity to return before it can resume + return true; + } + if (restartTime() < now) { + // download was waiting for a delayed restart, and the delay has expired + return true; + } + } + return false; + } + + /** + * Returns whether this download should be restarted at the time when + * it was already known by the download manager + */ + public boolean isReadyToRestart(long now) { + if (status == 0) { + // download hadn't been initialized yet + return true; + } + if (status == Downloads.STATUS_PENDING) { + // download is explicit marked as ready to start + return true; + } + if (status == Downloads.STATUS_RUNNING_PAUSED) { + if (numFailed == 0) { + // download is waiting for network connectivity to return before it can resume + return true; + } + if (restartTime() < now) { + // download was waiting for a delayed restart, and the delay has expired + return true; + } + } + return false; + } + + /** + * Returns whether this download has a visible notification after + * completion. + */ + public boolean hasCompletionNotification() { + if (!Downloads.isStatusCompleted(status)) { + return false; + } + if (visibility == Downloads.VISIBILITY_VISIBLE_NOTIFY_COMPLETED) { + return true; + } + return false; + } +} |