Add Registries to debug-dump

Author: TBlueF

common/src/main/java/de/bluecolored/bluemap/common/debug/StateDumper.java

@@ -29,6 +29,7 @@
 import com.google.gson.stream.JsonWriter;
 import de.bluecolored.bluemap.core.BlueMap;
 import de.bluecolored.bluemap.core.util.Key;
+import de.bluecolored.bluemap.core.util.Registry;
 import lombok.SneakyThrows;
 
 import java.io.IOException;
@@ -64,6 +65,12 @@ public void dump(Path file) throws IOException {
 
         Set<Object> alreadyDumped = Collections.newSetFromMap(new IdentityHashMap<>());
 
+        writer.name("registries").beginArray();
+        for (Object instance : Registry.REGISTRIES) {
+            dumpInstance(instance, writer, alreadyDumped);
+        }
+        writer.endArray();
+
         writer.name("dump").beginArray();
         for (Object instance : instances) {
             dumpInstance(instance, writer, alreadyDumped);

core/src/main/java/de/bluecolored/bluemap/core/util/Registry.java

@@ -33,13 +33,17 @@
 @NoArgsConstructor
 public class Registry<T extends Keyed> {
 
+    public static final Set<Registry<?>> REGISTRIES = Collections.synchronizedSet(Collections.newSetFromMap(new WeakHashMap<>()));
+
     private final ConcurrentHashMap<Key, T> entries = new ConcurrentHashMap<>();
 
     private final Set<Key> keys = Collections.unmodifiableSet(entries.keySet());
     private final Collection<T> values = Collections.unmodifiableCollection(entries.values());
 
     @SafeVarargs
     public Registry(T... defaultEntries) {
+        REGISTRIES.add(this);
+
         for (T entry : defaultEntries)
             register(entry);
     }