Changeset 95d7add in network-game for server/DataAccess.cpp

Timestamp:

May 17, 2014, 6:52:34 PM (11 years ago)

Author:

Dmitry Portnoy <dmp1488@…>

Branches:

master

Children:

a9e808e

Parents:

84f9797

Message:

more rebust error handling in the data-access code, specifically in cases where the initial database connection failes

File:

• server/DataAccess.cpp (modified) (3 diffs)

server/DataAccess.cpp

@@ -144 +144 @@
    ostringstream oss;
 
+   if (connection == NULL) {
+       cout << "Error: non database connection exists" << endl;
+       return -1;
+   }
+
    oss << "INSERT into " << table << " (" << columns << ") VALUES (" << values << ")";
    cout << "query: " << oss.str() << endl;
@@ -162 +167 @@
    ostringstream oss;
 
+   if (connection == NULL) {
+       cout << "Error: non database connection exists" << endl;
+       return -1;
+   }
+
    oss << "UPDATE " << table << " SET " << values << " WHERE " << where;
    cout << "query: " << oss.str() << endl;
@@ -179 +189 @@
    int query_state;
    ostringstream oss;
+
+   if (connection == NULL) {
+       cout << "Error: non database connection exists" << endl;
+       return NULL;
+   }
 
    oss << "SELECT * FROM " << table;