Implement AbilityManager

src/main/java/emu/grasscutter/data/custom/AbilityModifierEntry.java

@@ -0,0 +1,37 @@
+package emu.grasscutter.data.custom;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import emu.grasscutter.data.custom.AbilityModifier.AbilityModifierAction;
+
+public class AbilityModifierEntry {
+	private String name; // Custom value
+	public List<AbilityModifierAction> onModifierAdded;
+	public List<AbilityModifierAction> onThinkInterval;
+	public List<AbilityModifierAction> onRemoved;
+	
+	public AbilityModifierEntry(String name) {
+		this.name = name;
+		this.onModifierAdded = new ArrayList<>();
+		this.onThinkInterval = new ArrayList<>();
+		this.onRemoved = new ArrayList<>();
+	}
+	
+	public String getName() {
+		return name;
+	}
+
+	public List<AbilityModifierAction> getOnAdded() {
+		return onModifierAdded;
+	}
+
+	public List<AbilityModifierAction> getOnThinkInterval() {
+		return onThinkInterval;
+	}
+
+	public List<AbilityModifierAction> getOnRemoved() {
+		return onRemoved;
+	}
+	
+}