diff options
Diffstat (limited to 'src/java/com/google/android/mms/util/SqliteWrapper.java')
-rw-r--r-- | src/java/com/google/android/mms/util/SqliteWrapper.java | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/src/java/com/google/android/mms/util/SqliteWrapper.java b/src/java/com/google/android/mms/util/SqliteWrapper.java deleted file mode 100644 index bcdac22..0000000 --- a/src/java/com/google/android/mms/util/SqliteWrapper.java +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Copyright (C) 2008 Esmertec AG. - * 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.google.android.mms.util; - -import android.app.ActivityManager; -import android.content.ContentResolver; -import android.content.ContentValues; -import android.content.Context; -import android.database.Cursor; -import android.database.sqlite.SQLiteException; -import android.net.Uri; -import android.util.Log; -import android.widget.Toast; - -public final class SqliteWrapper { - private static final String TAG = "SqliteWrapper"; - private static final String SQLITE_EXCEPTION_DETAIL_MESSAGE - = "unable to open database file"; - - private SqliteWrapper() { - // Forbidden being instantiated. - } - - // FIXME: It looks like outInfo.lowMemory does not work well as we expected. - // after run command: adb shell fillup -p 100, outInfo.lowMemory is still false. - private static boolean isLowMemory(Context context) { - if (null == context) { - return false; - } - - ActivityManager am = (ActivityManager) - context.getSystemService(Context.ACTIVITY_SERVICE); - ActivityManager.MemoryInfo outInfo = new ActivityManager.MemoryInfo(); - am.getMemoryInfo(outInfo); - - return outInfo.lowMemory; - } - - // FIXME: need to optimize this method. - private static boolean isLowMemory(SQLiteException e) { - return e.getMessage().equals(SQLITE_EXCEPTION_DETAIL_MESSAGE); - } - - public static void checkSQLiteException(Context context, SQLiteException e) { - if (isLowMemory(e)) { - Toast.makeText(context, com.android.internal.R.string.low_memory, - Toast.LENGTH_SHORT).show(); - } else { - throw e; - } - } - - public static Cursor query(Context context, ContentResolver resolver, Uri uri, - String[] projection, String selection, String[] selectionArgs, String sortOrder) { - try { - return resolver.query(uri, projection, selection, selectionArgs, sortOrder); - } catch (SQLiteException e) { - Log.e(TAG, "Catch a SQLiteException when query: ", e); - checkSQLiteException(context, e); - return null; - } - } - - public static boolean requery(Context context, Cursor cursor) { - try { - return cursor.requery(); - } catch (SQLiteException e) { - Log.e(TAG, "Catch a SQLiteException when requery: ", e); - checkSQLiteException(context, e); - return false; - } - } - public static int update(Context context, ContentResolver resolver, Uri uri, - ContentValues values, String where, String[] selectionArgs) { - try { - return resolver.update(uri, values, where, selectionArgs); - } catch (SQLiteException e) { - Log.e(TAG, "Catch a SQLiteException when update: ", e); - checkSQLiteException(context, e); - return -1; - } - } - - public static int delete(Context context, ContentResolver resolver, Uri uri, - String where, String[] selectionArgs) { - try { - return resolver.delete(uri, where, selectionArgs); - } catch (SQLiteException e) { - Log.e(TAG, "Catch a SQLiteException when delete: ", e); - checkSQLiteException(context, e); - return -1; - } - } - - public static Uri insert(Context context, ContentResolver resolver, - Uri uri, ContentValues values) { - try { - return resolver.insert(uri, values); - } catch (SQLiteException e) { - Log.e(TAG, "Catch a SQLiteException when insert: ", e); - checkSQLiteException(context, e); - return null; - } - } -} |