summaryrefslogtreecommitdiffstats
path: root/fbreader/src/database/sqldb/implsqlite/SQLiteDataReader.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'fbreader/src/database/sqldb/implsqlite/SQLiteDataReader.cpp')
-rw-r--r--fbreader/src/database/sqldb/implsqlite/SQLiteDataReader.cpp133
1 files changed, 0 insertions, 133 deletions
diff --git a/fbreader/src/database/sqldb/implsqlite/SQLiteDataReader.cpp b/fbreader/src/database/sqldb/implsqlite/SQLiteDataReader.cpp
deleted file mode 100644
index 3ea4091..0000000
--- a/fbreader/src/database/sqldb/implsqlite/SQLiteDataReader.cpp
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
- * Copyright (C) 2009-2012 Geometer Plus <[email protected]>
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-
-#include "SQLiteDataReader.h"
-
-shared_ptr<DBValue> SQLiteDataReader::makeDBValue(sqlite3_stmt *statement, std::size_t column) {
- if (column >= (std::size_t) sqlite3_column_count(statement)) {
- return 0;
- }
- const int type = sqlite3_column_type(statement, column);
- switch (type) {
- case SQLITE_INTEGER: return new DBIntValue(sqlite3_column_int(statement, column));
- case SQLITE_FLOAT: return new DBRealValue(sqlite3_column_double(statement, column));
- case SQLITE_TEXT: return new DBTextValue((const char *) sqlite3_column_text(statement, column));
- case SQLITE_NULL: return DBValue::create(DBValue::DBNULL);
- }
- return 0;
-}
-
-SQLiteDataReader::SQLiteDataReader(SQLiteCommand &command) :
- myCommand(command),
- myCurrentStatement(0),
- myLocked(true) {
-}
-
-SQLiteDataReader::~SQLiteDataReader() {
- close();
-}
-
-bool SQLiteDataReader::next() {
- const std::vector<sqlite3_stmt *> &statements = myCommand.statements();
- while (true) {
- int res = sqlite3_step(statements[myCurrentStatement]);
- switch (res) {
- case SQLITE_OK:
- break;
- case SQLITE_ROW:
- return true;
- case SQLITE_DONE:
- if (++myCurrentStatement >= statements.size()) {
- return false;
- }
- break;
- default:
- myCommand.dumpError();
- return false;
- }
- }
-}
-
-bool SQLiteDataReader::reset() {
- return myCommand.resetStatements();
-}
-
-void SQLiteDataReader::close() {
- if (myLocked) {
- reset();
- myCommand.unlock();
- myLocked = false;
- }
-}
-
-std::size_t SQLiteDataReader::columnsNumber() const {
- sqlite3_stmt *statement = currentStatement();
- return sqlite3_column_count(statement);
-}
-
-DBValue::ValueType SQLiteDataReader::type(std::size_t column) const {
- sqlite3_stmt *statement = currentStatement();
- if (column >= (std::size_t) sqlite3_column_count(statement)) {
- return DBValue::DBNULL;
- }
- const int type = sqlite3_column_type(statement, column);
- switch (type) {
- case SQLITE_INTEGER: return DBValue::DBINT;
- case SQLITE_FLOAT: return DBValue::DBREAL;
- case SQLITE_TEXT: return DBValue::DBTEXT;
- case SQLITE_NULL: return DBValue::DBNULL;
- default:
- return DBValue::DBNULL;
- }
-}
-
-shared_ptr<DBValue> SQLiteDataReader::value(std::size_t column) const {
- sqlite3_stmt *statement = currentStatement();
- return makeDBValue(statement, column);
-}
-
-int SQLiteDataReader::intValue(std::size_t column) const {
- sqlite3_stmt *statement = currentStatement();
- if (column >= (std::size_t)sqlite3_column_count(statement) ||
- sqlite3_column_type(statement, column) != SQLITE_INTEGER) {
- return 0;
- }
- return sqlite3_column_int(statement, column);
-}
-
-double SQLiteDataReader::realValue(std::size_t column) const {
- sqlite3_stmt *statement = currentStatement();
- if (column >= (std::size_t)sqlite3_column_count(statement) ||
- sqlite3_column_type(statement, column) != SQLITE_FLOAT) {
- return 0;
- }
- return sqlite3_column_double(statement, column);
-}
-
-std::string SQLiteDataReader::textValue(std::size_t column, const std::string &defaultValue) const {
- sqlite3_stmt *statement = currentStatement();
- if (column < (std::size_t)sqlite3_column_count(statement) &&
- sqlite3_column_type(statement, column) == SQLITE_TEXT) {
- const char *result = (const char*)sqlite3_column_text(statement, column);
- if (result != 0) {
- return result;
- }
- }
- return defaultValue;
-}