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Fix locking on the same lock that is used for loading causes the server to freeze

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Lukas Rieger (Blue) 2023-03-13 19:30:31 +01:00
parent 86b7e752ee
commit 5e17df6b2a
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GPG Key ID: 2D09EC5ED2687FF2
1 changed files with 2 additions and 1 deletions
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3
BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/BlueMapService.java
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@ -70,6 +70,7 @@
*/
@DebugDump
public class BlueMapService implements Closeable {
private final ServerInterface serverInterface;
private final BlueMapConfigProvider configs;
@ -116,7 +117,7 @@ public String getWorldId(Path worldFolder) throws IOException {
id = worldIds.get(worldFolder);
if (id != null) return id;
synchronized (this) {
synchronized (worldIds) {
// check again if another thread has already added the world
id = worldIds.get(worldFolder);
if (id != null) return id;