Initial Project Import

src/org/thoughtcrime/securesms/database/Database.java

@@ -0,0 +1,61 @@
+/** 
+ * Copyright (C) 2011 Whisper Systems
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.thoughtcrime.securesms.database;
+
+import java.util.Set;
+
+import android.content.Context;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteOpenHelper;
+import android.net.Uri;
+
+public abstract class Database {
+
+  protected static final String ID_WHERE            = "_id = ?";
+  private static final String CONVERSATION_URI      = "content://textsecure/thread/";
+  private static final String CONVERSATION_LIST_URI = "content://textsecure/conversation-list";
+	
+  protected final SQLiteOpenHelper databaseHelper;
+  protected final Context context;
+	
+  public Database(Context context, SQLiteOpenHelper databaseHelper) {
+    this.context        = context;
+    this.databaseHelper = databaseHelper;
+  }
+	
+  protected void notifyConversationListeners(Set<Long> threadIds) {
+    for (long threadId : threadIds)
+      notifyConversationListeners(threadId);
+  }
+	
+  protected void notifyConversationListeners(long threadId) {
+    context.getContentResolver().notifyChange(Uri.parse(CONVERSATION_URI + threadId), null);
+  }
+	
+  protected void notifyConversationListListeners() {
+    context.getContentResolver().notifyChange(Uri.parse(CONVERSATION_LIST_URI), null);
+  }
+	
+  protected void setNotifyConverationListeners(Cursor cursor, long threadId) {
+    cursor.setNotificationUri(context.getContentResolver(), Uri.parse(CONVERSATION_URI + threadId));
+  }
+	
+  protected void setNotifyConverationListListeners(Cursor cursor) {
+    cursor.setNotificationUri(context.getContentResolver(), Uri.parse(CONVERSATION_LIST_URI));
+  }
+
+}