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Merge "Download manager support for file URIs + last modified time" into gingerbread

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This commit is contained in:
Steve Howard
2010-07-14 11:19:38 -07:00
committed by Android (Google) Code Review
parent 97eb728aef adcb697826
commit 05940b2c04
2 changed files with 20 additions and 12 deletions
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26
core/java/android/net/DownloadManager.java
View File

@@ -24,6 +24,7 @@ import android.os.ParcelFileDescriptor;
import android.provider.Downloads;
import android.util.Log;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Arrays;
@@ -112,10 +113,10 @@ public class DownloadManager {
public final static String COLUMN_BYTES_DOWNLOADED_SO_FAR = "bytes_so_far";
/**
* Timestamp when the download was requested, in {@link System#currentTimeMillis
* Timestamp when the download was last modified, in {@link System#currentTimeMillis
* System.currentTimeMillis()} (wall clock time in UTC).
*/
public final static String COLUMN_REQUESTED_TIMESTAMP = "requested_timestamp";
public final static String COLUMN_LAST_MODIFIED_TIMESTAMP = "last_modified_timestamp";
/**
@@ -199,7 +200,7 @@ public class DownloadManager {
COLUMN_STATUS,
COLUMN_ERROR_CODE,
COLUMN_BYTES_DOWNLOADED_SO_FAR,
COLUMN_REQUESTED_TIMESTAMP
COLUMN_LAST_MODIFIED_TIMESTAMP
};
// columns to request from DownloadProvider
@@ -212,12 +213,13 @@ public class DownloadManager {
Downloads.COLUMN_TOTAL_BYTES,
Downloads._DATA,
Downloads.COLUMN_STATUS,
Downloads.COLUMN_CURRENT_BYTES
Downloads.COLUMN_CURRENT_BYTES,
Downloads.COLUMN_LAST_MODIFICATION,
};
private static final Set<String> LONG_COLUMNS = new HashSet<String>(
Arrays.asList(COLUMN_ID, COLUMN_TOTAL_SIZE_BYTES, COLUMN_STATUS, COLUMN_ERROR_CODE,
COLUMN_BYTES_DOWNLOADED_SO_FAR, COLUMN_REQUESTED_TIMESTAMP));
COLUMN_BYTES_DOWNLOADED_SO_FAR, COLUMN_LAST_MODIFIED_TIMESTAMP));
/**
* This class contains all the information necessary to request a new download. The URI is the
@@ -340,8 +342,8 @@ public class DownloadManager {
values.put(Downloads.COLUMN_URI, mUri.toString());
if (mDestinationUri != null) {
// TODO destination support
throw new UnsupportedOperationException();
values.put(Downloads.COLUMN_DESTINATION, Downloads.Impl.DESTINATION_FILE_URI);
values.put(Downloads.COLUMN_FILE_NAME_HINT, mDestinationUri.toString());
} else {
values.put(Downloads.COLUMN_DESTINATION,
Downloads.DESTINATION_CACHE_PARTITION_PURGEABLE);
@@ -433,8 +435,8 @@ public class DownloadManager {
selection = joinStrings(" OR ", parts);
Log.w("DownloadManagerPublic", selection);
}
// TODO: ordering
return resolver.query(uri, projection, selection, null, null);
String orderBy = Downloads.COLUMN_LAST_MODIFICATION + " DESC";
return resolver.query(uri, projection, selection, null, orderBy);
}
private String joinStrings(String joiner, Iterable<String> parts) {
@@ -625,7 +627,7 @@ public class DownloadManager {
return getUnderlyingString(Downloads.COLUMN_MIME_TYPE);
}
assert column.equals(COLUMN_LOCAL_URI);
return Uri.fromParts("file", getUnderlyingString(Downloads._DATA), null).toString();
return Uri.fromFile(new File(getUnderlyingString(Downloads._DATA))).toString();
}
private long translateLong(String column) {
@@ -649,8 +651,8 @@ public class DownloadManager {
if (column.equals(COLUMN_BYTES_DOWNLOADED_SO_FAR)) {
return getUnderlyingLong(Downloads.COLUMN_CURRENT_BYTES);
}
assert column.equals(COLUMN_REQUESTED_TIMESTAMP);
throw new UnsupportedOperationException(); // TODO
assert column.equals(COLUMN_LAST_MODIFIED_TIMESTAMP);
return getUnderlyingLong(Downloads.COLUMN_LAST_MODIFICATION);
}
private long translateErrorCode(int status) {

6
core/java/android/provider/Downloads.java
View File

@@ -898,6 +898,12 @@ public final class Downloads {
*/
public static final int DESTINATION_CACHE_PARTITION_NOROAMING = 3;
/**
* This download will be saved to the location given by the file URI in
* {@link #COLUMN_FILE_NAME_HINT}.
*/
public static final int DESTINATION_FILE_URI = 4;
/**
* This download is allowed to run.
*/