log

Database.cpp

@@ -11,5 +11,33 @@ DatabaseHandle::~DatabaseHandle() {
   sqlite3_close(dbh);
 }
 
+PreparedStatement DatabaseHandle::prepareStatement(const std::string& statement) {
+  return PreparedStatement(dbh, statement);
+}
 
 
+PreparedStatement::PreparedStatement(sqlite3 *dbh, const std::string& statement) {
+  const char *tail;
+  int rc = sqlite3_prepare_v2(dbh, statement.c_str(), -1, &stmt, &tail);
+  if (SQLITE_OK != rc)
+    throw DatabaseError();
+}
+
+PreparedStatement::~PreparedStatement() {
+  sqlite3_finalize(stmt);
+}
+
+result_t PreparedStatement::next() {
+  int rc = sqlite3_step(stmt);
+  int ncol = sqlite3_column_count(stmt);
+  result_t result;
+  if (SQLITE_ROW == rc) {
+    for (int i = 0; i < ncol; i++) {
+      string key = sqlite3_column_name(stmt, i);
+      string value = string(reinterpret_cast<const char*>(sqlite3_column_text(stmt, i)));
+      result.insert(pair<string, string>(key, value));
+    }
+  }
+  return result;
+}
+