diff options
Diffstat (limited to 'mobile/android/base/java/org/mozilla/gecko/db/BaseTable.java')
-rw-r--r-- | mobile/android/base/java/org/mozilla/gecko/db/BaseTable.java | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/mobile/android/base/java/org/mozilla/gecko/db/BaseTable.java b/mobile/android/base/java/org/mozilla/gecko/db/BaseTable.java new file mode 100644 index 000000000..418d547ed --- /dev/null +++ b/mobile/android/base/java/org/mozilla/gecko/db/BaseTable.java @@ -0,0 +1,64 @@ +/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*- + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +package org.mozilla.gecko.db; + +import android.content.ContentValues; +import android.database.Cursor; +import android.database.sqlite.SQLiteDatabase; +import android.net.Uri; +import android.util.Log; + +// BaseTable provides a basic implementation of a Table for tables that don't require advanced operations during +// insert, delete, update, or query operations. Implementors must still provide onCreate and onUpgrade operations. +public abstract class BaseTable implements Table { + private static final String LOGTAG = "GeckoBaseTable"; + + private static final boolean DEBUG = false; + + protected static void log(String msg) { + if (DEBUG) { + Log.i(LOGTAG, msg); + } + } + + // Table implementation + @Override + public Table.ContentProviderInfo[] getContentProviderInfo() { + return new Table.ContentProviderInfo[0]; + } + + // Returns the name of the table to modify/query + protected abstract String getTable(); + + // Table implementation + @Override + public Cursor query(SQLiteDatabase db, Uri uri, int dbId, String[] columns, String selection, String[] selectionArgs, String sortOrder, String groupBy, String limit) { + Cursor c = db.query(getTable(), columns, selection, selectionArgs, groupBy, null, sortOrder, limit); + log("query " + columns + " in " + selection + " = " + c); + return c; + } + + @Override + public int update(SQLiteDatabase db, Uri uri, int dbId, ContentValues values, String selection, String[] selectionArgs) { + int updated = db.updateWithOnConflict(getTable(), values, selection, selectionArgs, SQLiteDatabase.CONFLICT_REPLACE); + log("update " + values + " in " + selection + " = " + updated); + return updated; + } + + @Override + public long insert(SQLiteDatabase db, Uri uri, int dbId, ContentValues values) { + long inserted = db.insertOrThrow(getTable(), null, values); + log("insert " + values + " = " + inserted); + return inserted; + } + + @Override + public int delete(SQLiteDatabase db, Uri uri, int dbId, String selection, String[] selectionArgs) { + int deleted = db.delete(getTable(), selection, selectionArgs); + log("delete " + selection + " = " + deleted); + return deleted; + } +}; |