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Small improvement

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This commit is contained in:
filoghost 2021-09-25 11:55:21 +02:00
parent 11d57d40b7
commit 66bdda8bed
1 changed files with 7 additions and 10 deletions
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17
plugin/src/main/java/me/filoghost/holographicdisplays/plugin/api/current/DefaultHolographicDisplaysAPIProvider.java
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@ -19,27 +19,24 @@ import org.bukkit.plugin.Plugin;
import java.util.Map;
import java.util.WeakHashMap;
import java.util.function.Function;
public class DefaultHolographicDisplaysAPIProvider extends HolographicDisplaysAPIProvider {
private final APIHologramManager apiHologramManager;
private final PlaceholderRegistry placeholderRegistry;
// Optimization: avoid creating a new instance every time a plugin requires it, in case it never stores a reference
private final Map<Plugin, HolographicDisplaysAPI> apiInstanceCache;
private final Map<Plugin, HolographicDisplaysAPI> apiCache;
private final Function<Plugin, HolographicDisplaysAPI> apiFactory;
public DefaultHolographicDisplaysAPIProvider(APIHologramManager apiHologramManager, PlaceholderRegistry placeholderRegistry) {
this.apiHologramManager = apiHologramManager;
this.placeholderRegistry = placeholderRegistry;
this.apiInstanceCache = new WeakHashMap<>();
this.apiCache = new WeakHashMap<>();
this.apiFactory = plugin -> new DefaultHolographicDisplaysAPI(plugin, apiHologramManager, placeholderRegistry);
}
@Override
public HolographicDisplaysAPI getHolographicDisplaysAPI(Plugin plugin) {
Preconditions.notNull(plugin, "plugin");
return apiInstanceCache.computeIfAbsent(plugin, pluginKey ->
new DefaultHolographicDisplaysAPI(pluginKey, apiHologramManager, placeholderRegistry));
// Optimization: avoid creating a new instance every time a plugin requests it, in case it never stores a reference
return apiCache.computeIfAbsent(plugin, apiFactory);
}
@Override