Merge "Support new URI structure for download provider." into gingerbread (47874718) · Commits · e / os / android_frameworks_base

core/java/android/net/DownloadManager.java

+41 −11

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package android.net;

		import android.content.ContentResolver;
		import android.content.ContentUris;
		import android.content.ContentValues;
		import android.database.Cursor;
		import android.database.CursorWrapper;
		@@ -536,12 +537,12 @@ public class DownloadManager {
		* @param projection the projection to pass to ContentResolver.query()
		* @return the Cursor returned by ContentResolver.query()
		*/
		Cursor runQuery(ContentResolver resolver, String[] projection) {
		Uri uri = Downloads.CONTENT_URI;
		Cursor runQuery(ContentResolver resolver, String[] projection, Uri baseUri) {
		Uri uri = baseUri;
		List<String> selectionParts = new ArrayList<String>();

		if (mId != null) {
		uri = Uri.withAppendedPath(uri, mId.toString());
		uri = ContentUris.withAppendedId(uri, mId);
		}

		if (mStatusFlags != null) {
		@@ -597,6 +598,7 @@ public class DownloadManager {

		private ContentResolver mResolver;
		private String mPackageName;
		private Uri mBaseUri = Downloads.Impl.CONTENT_URI;

		/**
		* @hide
		@@ -606,6 +608,19 @@ public class DownloadManager {
		mPackageName = packageName;
		}

		/**
		* Makes this object access the download provider through /all_downloads URIs rather than
		* /my_downloads URIs, for clients that have permission to do so.
		* @hide
		*/
		public void setAccessAllDownloads(boolean accessAllDownloads) {
		if (accessAllDownloads) {
		mBaseUri = Downloads.Impl.ALL_DOWNLOADS_CONTENT_URI;
		} else {
		mBaseUri = Downloads.Impl.CONTENT_URI;
		}
		}

		/**
		* Enqueue a new download. The download will start automatically once the download manager is
		* ready to execute it and connectivity is available.
		@@ -642,11 +657,11 @@ public class DownloadManager {
		* COLUMN_* constants.
		*/
		public Cursor query(Query query) {
		Cursor underlyingCursor = query.runQuery(mResolver, UNDERLYING_COLUMNS);
		Cursor underlyingCursor = query.runQuery(mResolver, UNDERLYING_COLUMNS, mBaseUri);
		if (underlyingCursor == null) {
		return null;
		}
		return new CursorTranslator(underlyingCursor);
		return new CursorTranslator(underlyingCursor, mBaseUri);
		}

		/**
		@@ -690,9 +705,8 @@ public class DownloadManager {
		/**
		* Get the DownloadProvider URI for the download with the given ID.
		*/
		private Uri getDownloadUri(long id) {
		Uri downloadUri = Uri.withAppendedPath(Downloads.CONTENT_URI, Long.toString(id));
		return downloadUri;
		Uri getDownloadUri(long id) {
		return ContentUris.withAppendedId(mBaseUri, id);
		}

		/**
		@@ -702,8 +716,11 @@ public class DownloadManager {
		* underlying data.
		*/
		private static class CursorTranslator extends CursorWrapper {
		public CursorTranslator(Cursor cursor) {
		private Uri mBaseUri;

		public CursorTranslator(Cursor cursor, Uri baseUri) {
		super(cursor);
		mBaseUri = baseUri;
		}

		@Override
		@@ -799,13 +816,26 @@ public class DownloadManager {
		}

		assert column.equals(COLUMN_LOCAL_URI);
		String localUri = getUnderlyingString(Downloads._DATA);
		return getLocalUri();
		}

		private String getLocalUri() {
		String localUri = getUnderlyingString(Downloads.Impl._DATA);
		if (localUri == null) {
		return null;
		}

		long destinationType = getUnderlyingLong(Downloads.Impl.COLUMN_DESTINATION);
		if (destinationType == Downloads.Impl.DESTINATION_FILE_URI) {
		// return file URI for external download
		return Uri.fromFile(new File(localUri)).toString();
		}

		// return content URI for cache download
		long downloadId = getUnderlyingLong(Downloads.Impl._ID);
		return ContentUris.withAppendedId(mBaseUri, downloadId).toString();
		}

		private long translateLong(String column) {
		if (!isLongColumn(column)) {
		// mimic behavior of underlying cursor -- most likely, throw NumberFormatException

core/java/android/provider/Downloads.java

+10 −3

Original line number	Diff line number	Diff line
		@@ -60,7 +60,7 @@ public final class Downloads {
		* @hide
		*/
		public static final Uri CONTENT_URI =
		Uri.parse("content://downloads/download");
		Uri.parse("content://downloads/my_downloads");

		/**
		* Broadcast Action: this is sent by the download manager to the app
		@@ -637,10 +637,17 @@ public final class Downloads {
		"android.permission.DOWNLOAD_WITHOUT_NOTIFICATION";

		/**
		* The content:// URI for the data table in the provider
		* The content:// URI to access downloads owned by the caller's UID.
		*/
		public static final Uri CONTENT_URI =
		Uri.parse("content://downloads/download");
		Uri.parse("content://downloads/my_downloads");

		/**
		* The content URI for accessing all downloads across all UIDs (requires the
		* ACCESS_ALL_DOWNLOADS permission).
		*/
		public static final Uri ALL_DOWNLOADS_CONTENT_URI =
		Uri.parse("content://downloads/all_downloads");

		/**
		* Broadcast Action: this is sent by the download manager to the app