Add splash potions entity to Spawner module

core/src/main/java/tc/oc/pgm/spawner/SpawnerModule.java

@@ -7,6 +7,7 @@
 import java.util.List;
 import java.util.logging.Logger;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.potion.PotionEffect;
 import org.jdom2.Attribute;
 import org.jdom2.Document;
 import org.jdom2.Element;
@@ -24,6 +25,7 @@
 import tc.oc.pgm.regions.RegionModule;
 import tc.oc.pgm.regions.RegionParser;
 import tc.oc.pgm.spawner.objects.SpawnableItem;
+import tc.oc.pgm.spawner.objects.SpawnablePotion;
 import tc.oc.pgm.util.xml.InvalidXMLException;
 import tc.oc.pgm.util.xml.XMLUtils;
 
@@ -87,6 +89,18 @@ public SpawnerModule parse(MapFactory factory, Logger logger, Document doc)
           objects.add(item);
         }
 
+        List<PotionEffect> thrownPotion = new ArrayList<>();
+        // All listed effects for a spawner will be included in one splash potion
+        for (Element spawnable :
+            XMLUtils.getChildren(element, "potion", "potions", "effect", "effects")) {
+          PotionEffect potionEffect = XMLUtils.parsePotionEffect(spawnable);
+          thrownPotion.add(potionEffect);
+        }
+        if (!thrownPotion.isEmpty()) {
+          SpawnablePotion potion = new SpawnablePotion(thrownPotion, numericID);
+          objects.add(potion);
+        }
+
         SpawnerDefinition spawnerDefinition =
             new SpawnerDefinition(
                 objects,

core/src/main/java/tc/oc/pgm/spawner/objects/SpawnablePotion.java

@@ -0,0 +1,44 @@
+package tc.oc.pgm.spawner.objects;
+
+import java.util.List;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.entity.ThrownPotion;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.PotionMeta;
+import org.bukkit.metadata.FixedMetadataValue;
+import org.bukkit.potion.PotionEffect;
+import tc.oc.pgm.api.PGM;
+import tc.oc.pgm.api.match.Match;
+import tc.oc.pgm.spawner.Spawnable;
+import tc.oc.pgm.spawner.Spawner;
+
+public class SpawnablePotion implements Spawnable {
+  private ItemStack potionItem;
+  private String METADATA_VALUE;
+
+  public SpawnablePotion(List<PotionEffect> potion, int spawnerID) {
+    this.METADATA_VALUE = Integer.toString(spawnerID);
+    ItemStack potionItem = new ItemStack(Material.POTION);
+    PotionMeta potionMeta = (PotionMeta) potionItem.getItemMeta();
+    for (PotionEffect effect : potion) {
+      potionMeta.addCustomEffect(
+          new PotionEffect((effect.getType()), effect.getDuration(), effect.getAmplifier()), false);
+    }
+    potionItem.setItemMeta(potionMeta);
+    this.potionItem = potionItem;
+  }
+
+  @Override
+  public void spawn(Location location, Match match) {
+    ThrownPotion thrownPotion = location.getWorld().spawn(location, ThrownPotion.class);
+    thrownPotion.setItem(potionItem);
+    thrownPotion.setMetadata(
+        Spawner.METADATA_KEY, new FixedMetadataValue(PGM.get(), METADATA_VALUE));
+  }
+
+  @Override
+  public int getSpawnCount() {
+    return potionItem.getAmount();
+  }
+}