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am a23964f9: am b8f7a483: Merge "bug:3082865 don\'t use IN to construct sql to delete downloads" into gingerbread

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Merge commit 'a23964f9a1df7fb2f18e350fb4215933674f9991'

* commit 'a23964f9a1df7fb2f18e350fb4215933674f9991':
  bug:3082865 don't use IN to construct sql to delete downloads
This commit is contained in:
Vasu Nori
2010-10-11 17:43:34 -07:00
committed by Android Git Automerger
parent d532d8d8c1 a23964f9a1
commit 182e5cf105
1 changed files with 11 additions and 16 deletions
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27
core/java/android/app/DownloadManager.java
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@@ -28,6 +28,7 @@ import android.os.Environment;
import android.os.ParcelFileDescriptor;
import android.provider.BaseColumns;
import android.provider.Downloads;
import android.util.Log;
import android.util.Pair;
import java.io.File;
@@ -53,6 +54,8 @@ import java.util.Set;
* download in a notification or from the downloads UI.
*/
public class DownloadManager {
private static final String TAG = "DownloadManager";
/**
* An identifier for a particular download, unique across the system. Clients use this ID to
* make subsequent calls related to the download.
@@ -754,20 +757,11 @@ public class DownloadManager {
* @return the number of downloads actually removed
*/
public int remove(long... ids) {
StringBuilder whereClause = new StringBuilder();
String[] whereArgs = new String[ids.length];
whereClause.append(Downloads.Impl._ID + " IN (");
for (int i = 0; i < ids.length; i++) {
if (i > 0) {
whereClause.append(",");
}
whereClause.append("?");
whereArgs[i] = Long.toString(ids[i]);
if (ids == null || ids.length == 0) {
// called with nothing to remove!
throw new IllegalArgumentException("input param 'ids' can't be null");
}
whereClause.append(")");
return mResolver.delete(mBaseUri, whereClause.toString(), whereArgs);
return mResolver.delete(mBaseUri, getWhereClauseForIds(ids), getWhereArgsForIds(ids));
}
/**
@@ -834,12 +828,13 @@ public class DownloadManager {
*/
static String getWhereClauseForIds(long[] ids) {
StringBuilder whereClause = new StringBuilder();
whereClause.append(Downloads.Impl._ID + " IN (");
whereClause.append("(");
for (int i = 0; i < ids.length; i++) {
if (i > 0) {
whereClause.append(",");
whereClause.append("OR ");
}
whereClause.append("?");
whereClause.append(Downloads.Impl._ID);
whereClause.append(" = ? ");
}
whereClause.append(")");
return whereClause.toString();