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+/*
+ * Copyright (c) 2013, Ford Motor Company
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * Neither the name of the Ford Motor Company nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <cstring>
+#include "qdb_wrapper/sql_database.h"
+#include "utils/logger.h"
+
+namespace utils {
+namespace dbms {
+
+CREATE_LOGGERPTR_GLOBAL(logger_, "Utils")
+
+SQLDatabase::SQLDatabase(const std::string& db_name)
+ : conn_(NULL), db_name_(db_name), error_(Error::OK) {}
+
+SQLDatabase::~SQLDatabase() {
+ Close();
+}
+
+bool SQLDatabase::Open() {
+ sync_primitives::AutoLock auto_lock(conn_lock_);
+ if (conn_)
+ return true;
+ conn_ = qdb_connect(db_name_.c_str(), 0);
+ if (conn_ == NULL) {
+ error_ = Error::ERROR;
+ return false;
+ }
+ return true;
+}
+
+void SQLDatabase::Close() {
+ sync_primitives::AutoLock auto_lock(conn_lock_);
+ if (conn_) {
+ if (qdb_disconnect(conn_) != -1) {
+ conn_ = NULL;
+ } else {
+ error_ = Error::ERROR;
+ }
+ }
+}
+
+bool SQLDatabase::BeginTransaction() {
+ return Exec("BEGIN TRANSACTION");
+}
+
+bool SQLDatabase::CommitTransaction() {
+ return Exec("COMMIT TRANSACTION");
+}
+
+bool SQLDatabase::RollbackTransaction() {
+ return Exec("ROLLBACK TRANSACTION");
+}
+
+bool SQLDatabase::Exec(const std::string& query) {
+ sync_primitives::AutoLock auto_lock(conn_lock_);
+ if (qdb_statement(conn_, query.c_str()) == -1) {
+ error_ = Error::ERROR;
+ return false;
+ }
+ return true;
+}
+
+SQLError SQLDatabase::LastError() const {
+ return SQLError(error_, qdb_geterrmsg(conn_));
+}
+
+qdb_hdl_t* SQLDatabase::conn() const {
+ return conn_;
+}
+
+bool SQLDatabase::Backup() {
+ if (qdb_backup(conn_, QDB_ATTACH_DEFAULT) == -1) {
+ error_ = Error::ERROR;
+ LOG4CXX_ERROR(logger_, "Backup returned error: " << std::strerror(errno));
+ return false;
+ }
+ LOG4CXX_INFO(logger_, "Backup was successful.");
+ return true;
+}
+
+} // namespace dbms
+} // namespace utils