+ db.execSQL("create table if not exists account_values(account varchar not null, currency varchar not null, value decimal(18,2) not null);");
+ db.execSQL("create index if not exists idx_account_values_account on account_values(account);");
+ db.execSQL("create unique index if not exists un_account_values on account_values(account,currency);");
+ }
+
+ static void applyRevisions(Resources rm) {
+ int next_ver = Integer.parseInt(get_option_value("db_version", "0")) + 1;
+
+ while (applyRevision(rm, next_ver)) {
+ next_ver++;
+ }
+ }
+ private static boolean applyRevision(Resources rm, int next_ver) {
+ try (InputStream res = rm.openRawResource(next_ver)) {
+ Log.d("db", "Applying revision " + String.valueOf(next_ver));
+ InputStreamReader isr = new InputStreamReader(res);
+ BufferedReader reader = new BufferedReader(isr);
+
+ String line;
+ while ((line = reader.readLine()) != null) {
+ db.execSQL(line);
+ }
+
+ db.setTransactionSuccessful();
+ } catch (Exception e) {
+ return false;
+ }
+ finally {
+ db.endTransaction();
+ }
+
+ return true;