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-rw-r--r--AndroidManifest.xml4
-rw-r--r--res/layout/snapshot_item.xml5
-rw-r--r--src/com/android/browser/BrowserSnapshotPage.java14
-rw-r--r--src/com/android/browser/Controller.java4
-rw-r--r--src/com/android/browser/SnapshotTab.java17
-rw-r--r--src/com/android/browser/Tab.java42
-rw-r--r--src/com/android/browser/provider/BrowserProvider2.java71
-rw-r--r--src/com/android/browser/provider/SnapshotProvider.java258
8 files changed, 319 insertions, 96 deletions
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 7133a1a..0f11f8c 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -254,6 +254,10 @@
</intent-filter>
</receiver>
+ <provider android:name=".provider.SnapshotProvider"
+ android:authorities="com.android.browser.snapshots"
+ android:exported="false" />
+
</application>
</manifest>
diff --git a/res/layout/snapshot_item.xml b/res/layout/snapshot_item.xml
index 76cd501..2fc6ca8 100644
--- a/res/layout/snapshot_item.xml
+++ b/res/layout/snapshot_item.xml
@@ -40,8 +40,9 @@
android:textSize="12sp"
android:typeface="sans"
android:textColor="@android:color/white"
- android:paddingLeft="2dip"
- android:paddingRight="2dip" />
+ android:paddingLeft="6dip"
+ android:paddingRight="2dip"
+ android:gravity="center_vertical" />
<ImageView
android:id="@+id/divider"
android:src="?android:attr/dividerVertical"
diff --git a/src/com/android/browser/BrowserSnapshotPage.java b/src/com/android/browser/BrowserSnapshotPage.java
index 06b2e42..72da15b 100644
--- a/src/com/android/browser/BrowserSnapshotPage.java
+++ b/src/com/android/browser/BrowserSnapshotPage.java
@@ -43,7 +43,7 @@ import android.widget.ImageView;
import android.widget.ResourceCursorAdapter;
import android.widget.TextView;
-import com.android.browser.provider.BrowserProvider2.Snapshots;
+import com.android.browser.provider.SnapshotProvider.Snapshots;
import java.text.DateFormat;
import java.util.Date;
@@ -61,12 +61,14 @@ public class BrowserSnapshotPage extends Fragment implements
Snapshots.THUMBNAIL,
Snapshots.FAVICON,
Snapshots.URL,
+ Snapshots.DATE_CREATED,
};
private static final int SNAPSHOT_TITLE = 1;
private static final int SNAPSHOT_VIEWSTATE_LENGTH = 2;
private static final int SNAPSHOT_THUMBNAIL = 3;
private static final int SNAPSHOT_FAVICON = 4;
private static final int SNAPSHOT_URL = 5;
+ private static final int SNAPSHOT_DATE_CREATED = 6;
GridView mGrid;
View mEmpty;
@@ -113,10 +115,9 @@ public class BrowserSnapshotPage extends Fragment implements
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
if (id == LOADER_SNAPSHOTS) {
- // TODO: Sort by date created
return new CursorLoader(getActivity(),
Snapshots.CONTENT_URI, PROJECTION,
- null, null, null);
+ null, null, Snapshots.DATE_CREATED + " DESC");
}
return null;
}
@@ -216,12 +217,11 @@ public class BrowserSnapshotPage extends Fragment implements
title.setText(cursor.getString(SNAPSHOT_TITLE));
TextView size = (TextView) view.findViewById(R.id.size);
int stateLen = cursor.getInt(SNAPSHOT_VIEWSTATE_LENGTH);
- size.setText(String.format("%.1fMB", stateLen / 1024f / 1024f));
- // We don't actually have the date in the database yet
- // Use the current date as a placeholder
+ size.setText(String.format("%.2fMB", stateLen / 1024f / 1024f));
+ long timestamp = cursor.getLong(SNAPSHOT_DATE_CREATED);
TextView date = (TextView) view.findViewById(R.id.date);
DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.SHORT);
- date.setText(dateFormat.format(new Date()));
+ date.setText(dateFormat.format(new Date(timestamp)));
}
@Override
diff --git a/src/com/android/browser/Controller.java b/src/com/android/browser/Controller.java
index 7343f32..003d2d8 100644
--- a/src/com/android/browser/Controller.java
+++ b/src/com/android/browser/Controller.java
@@ -80,7 +80,7 @@ import com.android.browser.IntentHandler.UrlData;
import com.android.browser.UI.ComboViews;
import com.android.browser.UI.DropdownChangeListener;
import com.android.browser.provider.BrowserProvider;
-import com.android.browser.provider.BrowserProvider2.Snapshots;
+import com.android.browser.provider.SnapshotProvider.Snapshots;
import com.android.browser.search.SearchEngine;
import com.android.common.Search;
@@ -1946,7 +1946,7 @@ public class Controller
return null;
}
- private static Bitmap createScreenshot(WebView view, int width, int height) {
+ static Bitmap createScreenshot(WebView view, int width, int height) {
// We render to a bitmap 2x the desired size so that we can then
// re-scale it with filtering since canvas.scale doesn't filter
// This helps reduce aliasing at the cost of being slightly blurry
diff --git a/src/com/android/browser/SnapshotTab.java b/src/com/android/browser/SnapshotTab.java
index adccdf3..f0abf58 100644
--- a/src/com/android/browser/SnapshotTab.java
+++ b/src/com/android/browser/SnapshotTab.java
@@ -20,19 +20,21 @@ import android.content.ContentUris;
import android.content.ContentValues;
import android.database.Cursor;
import android.graphics.BitmapFactory;
-import android.graphics.Color;
import android.net.Uri;
import android.os.AsyncTask;
-import android.os.Bundle;
+import android.util.Log;
import android.webkit.WebView;
-import com.android.browser.provider.BrowserProvider2.Snapshots;
+import com.android.browser.provider.SnapshotProvider.Snapshots;
import java.io.ByteArrayInputStream;
+import java.util.zip.GZIPInputStream;
public class SnapshotTab extends Tab {
+ private static final String LOGTAG = "SnapshotTab";
+
private long mSnapshotId;
private LoadData mLoadTask;
private WebViewFactory mWebViewFactory;
@@ -145,8 +147,13 @@ public class SnapshotTab extends Tab {
WebView web = mTab.getWebView();
if (web != null) {
byte[] data = result.getBlob(4);
- ByteArrayInputStream stream = new ByteArrayInputStream(data);
- web.loadViewState(stream);
+ ByteArrayInputStream bis = new ByteArrayInputStream(data);
+ try {
+ GZIPInputStream stream = new GZIPInputStream(bis);
+ web.loadViewState(stream);
+ } catch (Exception e) {
+ Log.w(LOGTAG, "Failed to load view state", e);
+ }
}
mTab.mBackgroundColor = result.getInt(5);
mTab.mWebViewController.onPageFinished(mTab);
diff --git a/src/com/android/browser/Tab.java b/src/com/android/browser/Tab.java
index a38c5f3..911726c 100644
--- a/src/com/android/browser/Tab.java
+++ b/src/com/android/browser/Tab.java
@@ -27,6 +27,7 @@ import android.content.DialogInterface.OnCancelListener;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
+import android.graphics.Bitmap.CompressFormat;
import android.net.Uri;
import android.net.http.SslError;
import android.os.Bundle;
@@ -63,7 +64,7 @@ import android.widget.TextView;
import android.widget.Toast;
import com.android.browser.homepages.HomeProvider;
-import com.android.browser.provider.BrowserProvider2.Snapshots;
+import com.android.browser.provider.SnapshotProvider.Snapshots;
import com.android.common.speech.LoggingEvents;
import java.io.ByteArrayOutputStream;
@@ -73,6 +74,7 @@ import java.util.Iterator;
import java.util.LinkedList;
import java.util.Map;
import java.util.Vector;
+import java.util.zip.GZIPOutputStream;
/**
* Class for maintaining Tabs with a main WebView and a subwindow.
@@ -1875,28 +1877,42 @@ class Tab {
public ContentValues createSnapshotValues() {
if (mMainView == null) return null;
- /*
- * TODO: Compression
- * Some quick tests indicate GZIPing the stream will result in
- * some decent savings. There is little overhead for sites with mostly
- * images (such as the "Most Visited" page), dropping from 235kb
- * to 200kb. Sites with a decent amount of text (hardocp.com), the size
- * drops from 522kb to 381kb. Do this as part of the switch to saving
- * to the SD card.
- */
- ByteArrayOutputStream stream = new ByteArrayOutputStream();
- if (!mMainView.saveViewState(stream)) {
+ ByteArrayOutputStream bos = new ByteArrayOutputStream();
+ try {
+ GZIPOutputStream stream = new GZIPOutputStream(bos);
+ if (!mMainView.saveViewState(stream)) {
+ return null;
+ }
+ stream.flush();
+ stream.close();
+ } catch (Exception e) {
+ Log.w(LOGTAG, "Failed to save view state", e);
return null;
}
- byte[] data = stream.toByteArray();
+ byte[] data = bos.toByteArray();
ContentValues values = new ContentValues();
values.put(Snapshots.TITLE, mCurrentState.mTitle);
values.put(Snapshots.URL, mCurrentState.mUrl);
values.put(Snapshots.VIEWSTATE, data);
values.put(Snapshots.BACKGROUND, mMainView.getPageBackgroundColor());
+ values.put(Snapshots.DATE_CREATED, System.currentTimeMillis());
+ values.put(Snapshots.FAVICON, compressBitmap(getFavicon()));
+ Bitmap screenshot = Controller.createScreenshot(mMainView,
+ Controller.getDesiredThumbnailWidth(mContext),
+ Controller.getDesiredThumbnailHeight(mContext));
+ values.put(Snapshots.THUMBNAIL, compressBitmap(screenshot));
return values;
}
+ public byte[] compressBitmap(Bitmap bitmap) {
+ if (bitmap == null) {
+ return null;
+ }
+ ByteArrayOutputStream stream = new ByteArrayOutputStream();
+ bitmap.compress(CompressFormat.PNG, 100, stream);
+ return stream.toByteArray();
+ }
+
public void loadUrl(String url, Map<String, String> headers) {
if (mMainView != null) {
mCurrentState = new PageState(mContext, false, url, null);
diff --git a/src/com/android/browser/provider/BrowserProvider2.java b/src/com/android/browser/provider/BrowserProvider2.java
index 32fa172..b974c0e 100644
--- a/src/com/android/browser/provider/BrowserProvider2.java
+++ b/src/com/android/browser/provider/BrowserProvider2.java
@@ -68,19 +68,6 @@ import java.util.HashMap;
public class BrowserProvider2 extends SQLiteContentProvider {
- public static interface Snapshots {
-
- public static final Uri CONTENT_URI = Uri.withAppendedPath(
- BrowserContract.AUTHORITY_URI, "snapshots");
- public static final String _ID = "_id";
- public static final String VIEWSTATE = "view_state";
- public static final String BACKGROUND = "background";
- public static final String TITLE = History.TITLE;
- public static final String URL = History.URL;
- public static final String FAVICON = History.FAVICON;
- public static final String THUMBNAIL = History.THUMBNAIL;
- }
-
public static final String PARAM_GROUP_BY = "groupBy";
public static final String LEGACY_AUTHORITY = "browser";
@@ -152,9 +139,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
static final int LEGACY = 9000;
static final int LEGACY_ID = 9001;
- static final int SNAPSHOTS = 10000;
- static final int SNAPSHOTS_ID = 10001;
-
public static final long FIXED_ID_ROOT = 1;
// Default sort order for unsync'd bookmarks
@@ -216,9 +200,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
"bookmarks/" + SearchManager.SUGGEST_URI_PATH_QUERY,
BOOKMARKS_SUGGESTIONS);
- matcher.addURI(authority, "snapshots", SNAPSHOTS);
- matcher.addURI(authority, "snapshots/#", SNAPSHOTS_ID);
-
// Projection maps
HashMap<String, String> map;
@@ -352,7 +333,7 @@ public class BrowserProvider2 extends SQLiteContentProvider {
final class DatabaseHelper extends SQLiteOpenHelper {
static final String DATABASE_NAME = "browser2.db";
- static final int DATABASE_VERSION = 29;
+ static final int DATABASE_VERSION = 30;
public DatabaseHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
@@ -423,8 +404,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
}
enableSync(db);
-
- createSnapshots(db);
}
void enableSync(SQLiteDatabase db) {
@@ -521,8 +500,9 @@ public class BrowserProvider2 extends SQLiteContentProvider {
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
- if (oldVersion < 29) {
- createSnapshots(db);
+ if (oldVersion < 30) {
+ db.execSQL("DROP VIEW IF EXISTS " + VIEW_SNAPSHOTS_COMBINED);
+ db.execSQL("DROP TABLE IF EXISTS " + TABLE_SNAPSHOTS);
}
if (oldVersion < 28) {
enableSync(db);
@@ -544,23 +524,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
}
}
- void createSnapshots(SQLiteDatabase db) {
- db.execSQL("DROP TABLE IF EXISTS " + TABLE_SNAPSHOTS);
- db.execSQL("CREATE TABLE " + TABLE_SNAPSHOTS + " (" +
- Snapshots._ID + " INTEGER PRIMARY KEY AUTOINCREMENT," +
- Snapshots.URL + " TEXT NOT NULL," +
- Snapshots.TITLE + " TEXT," +
- Snapshots.BACKGROUND + " INTEGER," +
- Snapshots.VIEWSTATE + " BLOB NOT NULL" +
- ");");
- db.execSQL("CREATE VIEW IF NOT EXISTS " + VIEW_SNAPSHOTS_COMBINED +
- " AS SELECT * FROM " + TABLE_SNAPSHOTS +
- " LEFT OUTER JOIN " + TABLE_IMAGES +
- " ON " + TABLE_SNAPSHOTS + "." + Snapshots.URL +
- " = images.url_key");
- }
-
- @Override
public void onOpen(SQLiteDatabase db) {
db.enableWriteAheadLogging();
mSyncHelper.onDatabaseOpened(db);
@@ -1011,17 +974,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
break;
}
- case SNAPSHOTS_ID: {
- selection = DatabaseUtils.concatenateWhere(selection, "_id=?");
- selectionArgs = DatabaseUtils.appendSelectionArgs(selectionArgs,
- new String[] { Long.toString(ContentUris.parseId(uri)) });
- // fall through
- }
- case SNAPSHOTS: {
- qb.setTables(VIEW_SNAPSHOTS_COMBINED);
- break;
- }
-
default: {
throw new UnsupportedOperationException("Unknown URL " + uri.toString());
}
@@ -1221,16 +1173,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
}
break;
}
- case SNAPSHOTS_ID: {
- selection = DatabaseUtils.concatenateWhere(selection, TABLE_SNAPSHOTS + "._id=?");
- selectionArgs = DatabaseUtils.appendSelectionArgs(selectionArgs,
- new String[] { Long.toString(ContentUris.parseId(uri)) });
- // fall through
- }
- case SNAPSHOTS: {
- deleted = db.delete(TABLE_SNAPSHOTS, selection, selectionArgs);
- break;
- }
default: {
throw new UnsupportedOperationException("Unknown delete URI " + uri);
}
@@ -1368,11 +1310,6 @@ public class BrowserProvider2 extends SQLiteContentProvider {
break;
}
- case SNAPSHOTS: {
- id = db.insertOrThrow(TABLE_SNAPSHOTS, Snapshots.TITLE, values);
- break;
- }
-
default: {
throw new UnsupportedOperationException("Unknown insert URI " + uri);
}
diff --git a/src/com/android/browser/provider/SnapshotProvider.java b/src/com/android/browser/provider/SnapshotProvider.java
new file mode 100644
index 0000000..49557f7
--- /dev/null
+++ b/src/com/android/browser/provider/SnapshotProvider.java
@@ -0,0 +1,258 @@
+/*
+ * Copyright (C) 2011 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.browser.provider;
+
+import android.content.BroadcastReceiver;
+import android.content.ContentProvider;
+import android.content.ContentUris;
+import android.content.ContentValues;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.UriMatcher;
+import android.database.Cursor;
+import android.database.DatabaseUtils;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+import android.database.sqlite.SQLiteQueryBuilder;
+import android.net.Uri;
+import android.os.Environment;
+import android.provider.BrowserContract;
+
+import java.io.File;
+
+/**
+ * This provider is expected to be potentially flaky. It uses a database
+ * stored on external storage, which could be yanked unexpectedly.
+ */
+public class SnapshotProvider extends ContentProvider {
+
+ public static interface Snapshots {
+
+ public static final Uri CONTENT_URI = Uri.withAppendedPath(
+ SnapshotProvider.AUTHORITY_URI, "snapshots");
+ public static final String _ID = "_id";
+ public static final String VIEWSTATE = "view_state";
+ public static final String BACKGROUND = "background";
+ public static final String TITLE = "title";
+ public static final String URL = "url";
+ public static final String FAVICON = "favicon";
+ public static final String THUMBNAIL = "thumbnail";
+ public static final String DATE_CREATED = "date_created";
+ }
+
+ public static final String AUTHORITY = "com.android.browser.snapshots";
+ public static final Uri AUTHORITY_URI = Uri.parse("content://" + AUTHORITY);
+
+ static final String TABLE_SNAPSHOTS = "snapshots";
+ static final int SNAPSHOTS = 10;
+ static final int SNAPSHOTS_ID = 11;
+ static final UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);
+
+ SnapshotDatabaseHelper mOpenHelper;
+
+ static {
+ URI_MATCHER.addURI(AUTHORITY, "snapshots", SNAPSHOTS);
+ URI_MATCHER.addURI(AUTHORITY, "snapshots/#", SNAPSHOTS_ID);
+ }
+
+ final static class SnapshotDatabaseHelper extends SQLiteOpenHelper {
+
+ static final String DATABASE_NAME = "snapshots.db";
+ static final int DATABASE_VERSION = 1;
+
+ public SnapshotDatabaseHelper(Context context) {
+ super(context, getFullDatabaseName(context), null, DATABASE_VERSION);
+ }
+
+ static String getFullDatabaseName(Context context) {
+ File dir = context.getExternalFilesDir(null);
+ return new File(dir, DATABASE_NAME).getAbsolutePath();
+ }
+
+ @Override
+ public void onCreate(SQLiteDatabase db) {
+ db.execSQL("CREATE TABLE " + TABLE_SNAPSHOTS + "(" +
+ Snapshots._ID + " INTEGER PRIMARY KEY AUTOINCREMENT," +
+ Snapshots.TITLE + " TEXT," +
+ Snapshots.URL + " TEXT NOT NULL," +
+ Snapshots.DATE_CREATED + " INTEGER," +
+ Snapshots.FAVICON + " BLOB," +
+ Snapshots.THUMBNAIL + " BLOB," +
+ Snapshots.BACKGROUND + " INTEGER," +
+ Snapshots.VIEWSTATE + " BLOB NOT NULL" +
+ ");");
+ }
+
+ @Override
+ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+ // Not needed yet
+ }
+
+ }
+
+ @Override
+ public boolean onCreate() {
+ mOpenHelper = new SnapshotDatabaseHelper(getContext());
+ IntentFilter filter = new IntentFilter(Intent.ACTION_MEDIA_EJECT);
+ filter.addAction(Intent.ACTION_MEDIA_UNMOUNTED);
+ getContext().registerReceiver(mExternalStorageReceiver, filter);
+ return true;
+ }
+
+ final BroadcastReceiver mExternalStorageReceiver = new BroadcastReceiver() {
+
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ try {
+ mOpenHelper.close();
+ } catch (Throwable t) {
+ // We failed to close the open helper, which most likely means
+ // another thread is busy attempting to open the database
+ // or use the database. Let that thread try to gracefully
+ // deal with the error
+ }
+ }
+ };
+
+ SQLiteDatabase getWritableDatabase() {
+ String state = Environment.getExternalStorageState();
+ if (Environment.MEDIA_MOUNTED.equals(state)) {
+ try {
+ return mOpenHelper.getWritableDatabase();
+ } catch (Throwable t) {
+ return null;
+ }
+ }
+ return null;
+ }
+
+ SQLiteDatabase getReadableDatabase() {
+ String state = Environment.getExternalStorageState();
+ if (Environment.MEDIA_MOUNTED.equals(state)
+ || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
+ try {
+ return mOpenHelper.getReadableDatabase();
+ } catch (Throwable t) {
+ return null;
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public Cursor query(Uri uri, String[] projection, String selection,
+ String[] selectionArgs, String sortOrder) {
+ SQLiteDatabase db = getReadableDatabase();
+ if (db == null) {
+ return null;
+ }
+ final int match = URI_MATCHER.match(uri);
+ SQLiteQueryBuilder qb = new SQLiteQueryBuilder();
+ String limit = uri.getQueryParameter(BrowserContract.PARAM_LIMIT);
+ switch (match) {
+ case SNAPSHOTS_ID:
+ selection = DatabaseUtils.concatenateWhere(selection, "_id=?");
+ selectionArgs = DatabaseUtils.appendSelectionArgs(selectionArgs,
+ new String[] { Long.toString(ContentUris.parseId(uri)) });
+ // fall through
+ case SNAPSHOTS:
+ qb.setTables(TABLE_SNAPSHOTS);
+ break;
+
+ default:
+ throw new UnsupportedOperationException("Unknown URL " + uri.toString());
+ }
+ try {
+ Cursor cursor = qb.query(db, projection, selection, selectionArgs,
+ null, null, sortOrder, limit);
+ cursor.setNotificationUri(getContext().getContentResolver(),
+ AUTHORITY_URI);
+ return cursor;
+ } catch (Throwable t) {
+ return null;
+ }
+ }
+
+ @Override
+ public String getType(Uri uri) {
+ return null;
+ }
+
+ @Override
+ public Uri insert(Uri uri, ContentValues values) {
+ SQLiteDatabase db = getWritableDatabase();
+ if (db == null) {
+ return null;
+ }
+ int match = URI_MATCHER.match(uri);
+ long id = -1;
+ switch (match) {
+ case SNAPSHOTS:
+ try {
+ id = db.insert(TABLE_SNAPSHOTS, Snapshots.TITLE, values);
+ } catch (Throwable t) {
+ id = -1;
+ }
+ break;
+ default:
+ throw new UnsupportedOperationException("Unknown insert URI " + uri);
+ }
+ if (id < 0) {
+ return null;
+ }
+ Uri inserted = ContentUris.withAppendedId(uri, id);
+ getContext().getContentResolver().notifyChange(inserted, null, false);
+ return inserted;
+ }
+
+ @Override
+ public int delete(Uri uri, String selection, String[] selectionArgs) {
+ SQLiteDatabase db = getWritableDatabase();
+ if (db == null) {
+ return 0;
+ }
+ int match = URI_MATCHER.match(uri);
+ int deleted = 0;
+ switch (match) {
+ case SNAPSHOTS_ID: {
+ selection = DatabaseUtils.concatenateWhere(selection, TABLE_SNAPSHOTS + "._id=?");
+ selectionArgs = DatabaseUtils.appendSelectionArgs(selectionArgs,
+ new String[] { Long.toString(ContentUris.parseId(uri)) });
+ // fall through
+ }
+ case SNAPSHOTS:
+ try {
+ deleted = db.delete(TABLE_SNAPSHOTS, selection, selectionArgs);
+ } catch (Throwable t) {
+ }
+ break;
+ default:
+ throw new UnsupportedOperationException("Unknown delete URI " + uri);
+ }
+ if (deleted > 0) {
+ getContext().getContentResolver().notifyChange(uri, null, false);
+ }
+ return deleted;
+ }
+
+ @Override
+ public int update(Uri uri, ContentValues values, String selection,
+ String[] selectionArgs) {
+ throw new UnsupportedOperationException("not implemented");
+ }
+
+}
generated by cgit v1.1 at 2024-12-23 18:46:28 +0000