Added extra class for BlockExplodeEvent

BlockExplodeEvent class is not found in v1.8_R1, and if a class is not found in a listener, the whole listener with all its event won't get registered.

src/main/java/de/epiceric/shopchest/ShopChest.java

@@ -285,6 +285,10 @@ public class ShopChest extends JavaPlugin {
         getServer().getPluginManager().registerEvents(new ShopInteractListener(this), this);
         getServer().getPluginManager().registerEvents(new NotifyUpdateOnJoinListener(this), this);
         getServer().getPluginManager().registerEvents(new ChestProtectListener(this), this);
+
+        if (!Utils.getServerVersion().equals("v1_8_R1"))
+            getServer().getPluginManager().registerEvents(new BlockExplodeListener(this), this);
+
     }
 
     @Override

src/main/java/de/epiceric/shopchest/listeners/BlockExplodeListener.java

@@ -0,0 +1,32 @@
+package de.epiceric.shopchest.listeners;
+
+import de.epiceric.shopchest.ShopChest;
+import org.bukkit.Material;
+import org.bukkit.block.Block;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.BlockExplodeEvent;
+
+import java.util.ArrayList;
+
+public class BlockExplodeListener implements Listener {
+
+    private ShopChest plugin;
+
+    public BlockExplodeListener(ShopChest plugin) {
+        this.plugin = plugin;
+    }
+
+    @EventHandler
+    public void onBlockExplode(BlockExplodeEvent e) {
+        if (plugin.getShopChestConfig().explosion_protection) {
+            ArrayList<Block> bl = new ArrayList<>(e.blockList());
+            for (Block b : bl) {
+                if (b.getType().equals(Material.CHEST) || b.getType().equals(Material.TRAPPED_CHEST)) {
+                    if (plugin.getShopUtils().isShop(b.getLocation())) e.blockList().remove(b);
+                }
+            }
+        }
+    }
+
+}

src/main/java/de/epiceric/shopchest/listeners/ChestProtectListener.java

@@ -41,18 +41,6 @@ public class ChestProtectListener implements Listener {
         }
     }
 
-    @EventHandler
-    public void onBlockExplode(BlockExplodeEvent e) {
-        if (plugin.getShopChestConfig().explosion_protection) {
-            ArrayList<Block> bl = new ArrayList<>(e.blockList());
-            for (Block b : bl) {
-                if (b.getType().equals(Material.CHEST) || b.getType().equals(Material.TRAPPED_CHEST)) {
-                    if (shopUtils.isShop(b.getLocation())) e.blockList().remove(b);
-                }
-            }
-        }
-    }
-
     @EventHandler
     public void onEntityExplode(EntityExplodeEvent e) {
         if (plugin.getShopChestConfig().explosion_protection) {