Add providers for world (entity/chunk) statistics

2 files changed, 99 insertions, 1 deletions

diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java
index 9727277..fddd66b 100644
--- a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java
@@ -28,6 +28,7 @@ import me.lucko.spark.common.SparkPlugin;
 import me.lucko.spark.common.monitor.ping.PlayerPingProvider;
 import me.lucko.spark.common.platform.PlatformInfo;
 import me.lucko.spark.common.platform.serverconfig.ServerConfigProvider;
+import me.lucko.spark.common.platform.world.WorldInfoProvider;
 import me.lucko.spark.common.sampler.ThreadDumper;
 import me.lucko.spark.common.tick.TickHook;
 import me.lucko.spark.common.tick.TickReporter;
@@ -136,7 +137,12 @@ public class BukkitSparkPlugin extends JavaPlugin implements SparkPlugin {
 
     @Override
     public void executeAsync(Runnable task) {
-        getServer().getScheduler().runTaskAsynchronously(BukkitSparkPlugin.this, task);
+        getServer().getScheduler().runTaskAsynchronously(this, task);
+    }
+
+    @Override
+    public void executeSync(Runnable task) {
+        getServer().getScheduler().runTask(this, task);
     }
 
     @Override
@@ -188,6 +194,11 @@ public class BukkitSparkPlugin extends JavaPlugin implements SparkPlugin {
     }
 
     @Override
+    public WorldInfoProvider createWorldInfoProvider() {
+        return new BukkitWorldInfoProvider(getServer());
+    }
+
+    @Override
     public PlatformInfo getPlatformInfo() {
         return new BukkitPlatformInfo(getServer());
     }
diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitWorldInfoProvider.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitWorldInfoProvider.java
new file mode 100644
index 0000000..f34899b
--- /dev/null
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitWorldInfoProvider.java
@@ -0,0 +1,87 @@
+/*
+ * This file is part of spark.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package me.lucko.spark.bukkit;
+
+import me.lucko.spark.common.platform.world.AbstractChunkInfo;
+import me.lucko.spark.common.platform.world.CountMap;
+import me.lucko.spark.common.platform.world.WorldInfoProvider;
+
+import org.bukkit.Chunk;
+import org.bukkit.Server;
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class BukkitWorldInfoProvider implements WorldInfoProvider {
+    private final Server server;
+
+    public BukkitWorldInfoProvider(Server server) {
+        this.server = server;
+    }
+
+    @Override
+    public Result<BukkitChunkInfo> poll() {
+        Result<BukkitChunkInfo> data = new Result<>();
+
+        for (World world : this.server.getWorlds()) {
+            Chunk[] chunks = world.getLoadedChunks();
+
+            List<BukkitChunkInfo> list = new ArrayList<>(chunks.length);
+            for (Chunk chunk : chunks) {
+                list.add(new BukkitChunkInfo(chunk));
+            }
+
+            data.put(world.getName(), list);
+        }
+
+        return data;
+    }
+
+    static final class BukkitChunkInfo extends AbstractChunkInfo<EntityType> {
+        private final CountMap<EntityType> entityCounts;
+
+        BukkitChunkInfo(Chunk chunk) {
+            super(chunk.getX(), chunk.getZ());
+
+            this.entityCounts = new CountMap.EnumKeyed<>(EntityType.class);
+            for (Entity entity : chunk.getEntities()) {
+                this.entityCounts.increment(entity.getType());
+            }
+        }
+
+        @Override
+        public CountMap<EntityType> getEntityCounts() {
+            return this.entityCounts;
+        }
+
+        @SuppressWarnings("deprecation")
+        @Override
+        public String entityTypeName(EntityType type) {
+            return type.getName();
+        }
+
+    }
+
+}