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+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package com.fourisland.fourpuzzle.gamestate.mapview.event.precondition;
+
+import com.fourisland.fourpuzzle.util.Comparison;
+import com.fourisland.fourpuzzle.Game;
+
+/**
+ *
+ * @author hatkirby
+ */
+public class VariableNumberPrecondition implements Precondition {
+    
+    private String variableID;
+    private Comparison comparison;
+    private int number;
+    
+    public VariableNumberPrecondition(String variableID, Comparison comparison, int number)
+    {
+        this.variableID = variableID;
+        this.comparison = comparison;
+        this.number = number;
+    }
+    
+    public boolean match() {
+        if (Game.getSaveFile().getVariables().containsKey(variableID))
+        {
+            int n1 = Game.getSaveFile().getVariables().get(variableID);
+            int n2 = number;
+            
+            switch (comparison)
+            {
+                case Less: return (n1 < n2);
+                case Greater: return (n1 > n2);
+                case Equal: return (n1 == n2);
+            }
+        }
+        
+        return false;
+    }
+
+}