Do not update blocks on roads

Author: KCodeYT

src/main/java/ms/kevi/plotplugin/listener/PlotListener.java

@@ -272,6 +272,16 @@ public void onDecay(LeavesDecayEvent event) {
         if(plot == null) event.setCancelled(true);
     }
 
+    @EventHandler
+    public void onUpdate(BlockUpdateEvent event) {
+        final Block block = event.getBlock();
+        final PlotManager plotManager = this.plugin.getPlotManager(block.getLevel());
+        if(plotManager == null) return;
+
+        final Plot plot = plotManager.getMergedPlot(block.getFloorX(), block.getFloorZ());
+        if(plot == null) event.setCancelled(true);
+    }
+
     @EventHandler
     public void onPiston(BlockPistonEvent event) {
         final Block block = event.getBlock();