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SQL database - split loadProfile to have retry flag

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Instead of assuming that newUser() worked as intended, we cycle back around into the method.
This also removes the possibility of infinite loops from the writeMissingRows() code path.
This commit is contained in:
riking 2013-10-05 18:07:11 -07:00 committed by TfT_02
parent 70eb67dd6a
commit 96b54387fe
1 changed files with 13 additions and 2 deletions
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15
src/main/java/com/gmail/nossr50/database/SQLDatabaseManager.java
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@ -347,6 +347,10 @@ public final class SQLDatabaseManager implements DatabaseManager {
}
public PlayerProfile loadPlayerProfile(String playerName, boolean create) {
return _loadPlayerProfile(playerName, create, true);
}
private PlayerProfile _loadPlayerProfile(String playerName, boolean create, boolean retry) {
if (!checkConnected()) {
return new PlayerProfile(playerName, false); // return fake profile if not connected
}
@ -396,6 +400,11 @@ public final class SQLDatabaseManager implements DatabaseManager {
// Problem, nothing was returned
// Quit if this is second time around
if (!retry) {
return new PlayerProfile(playerName, false);
}
// First, read User Id - this is to check for orphans
int id = readId(playerName);
@ -404,14 +413,16 @@ public final class SQLDatabaseManager implements DatabaseManager {
// There is no such user
if (create) {
newUser(playerName);
return _loadPlayerProfile(playerName, false, false);
}
return new PlayerProfile(playerName, create);
// Return unloaded profile if can't create
return new PlayerProfile(playerName, false);
}
// There is such a user
writeMissingRows(id);
// Retry, and abort on re-failure
return loadPlayerProfile(playerName, false);
return _loadPlayerProfile(playerName, create, false);
}
public void convertUsers(DatabaseManager destination) {