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use PreparedStatements

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This commit is contained in:
creeper123123321 2022-07-13 19:15:15 -03:00
parent 5c7041b254
commit 9b1b7faef1
1 changed files with 7 additions and 4 deletions
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11
src/main/java/org/geysermc/connect/storage/AbstractSQLStorageManager.java
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@ -67,8 +67,10 @@ public abstract class AbstractSQLStorageManager extends AbstractStorageManager {
@Override
public void saveServers(Player player) {
try (Statement updatePlayersServers = connection.createStatement()) {
updatePlayersServers.executeUpdate("INSERT OR REPLACE INTO players(xuid, servers) VALUES('" + player.getAuthData().xuid() + "', '" + mapper.writeValueAsString(player.getServers()) + "');");
try (PreparedStatement updatePlayersServers = connection.prepareStatement("INSERT OR REPLACE INTO players(xuid, servers) VALUES(?, ?)")) {
updatePlayersServers.setString(1, player.getAuthData().xuid());
updatePlayersServers.setString(2, mapper.writeValueAsString(player.getServers()));
updatePlayersServers.executeUpdate();
} catch (IOException | SQLException exception) {
MasterServer.getInstance().getLogger().error("Couldn't save servers for " + player.getAuthData().name(), exception);
}
@ -78,8 +80,9 @@ public abstract class AbstractSQLStorageManager extends AbstractStorageManager {
public List<Server> loadServers(Player player) {
List<Server> servers = new ArrayList<>();
try (Statement getPlayersServers = connection.createStatement()) {
ResultSet rs = getPlayersServers.executeQuery("SELECT servers FROM players WHERE xuid='" + player.getAuthData().xuid() + "';");
try (PreparedStatement getPlayersServers = connection.prepareStatement("SELECT servers FROM players WHERE xuid=?")) {
getPlayersServers.setString(1, player.getAuthData().xuid());
ResultSet rs = getPlayersServers.executeQuery();
while (rs.next()) {
List<Server> loadedServers = mapper.readValue(rs.getString("servers"), new TypeReference<>() {