add getters and setters and returning single page inventory if amount of items is small enough

ic_plugin_core/src/main/java/nl/interestingcorner/core/gui/GUI.java

@@ -7,13 +7,93 @@ public class GUI implements InventoryHolder {
     public static final int MAX_INVENTORY_SIZE = 54; // max size of inventory before pages are needed
     public static final int MAX_PAGE_INVENTORY_SIZE = 45; // max amount of items on a page
 
+    /**
+     * Inventory that will be displayed
+     */
     private Inventory inventory;
+
+    /**
+     * Current page being displayed
+     */
     private int currentPage;
 
+    /**
+     * Items to be displayed in the GUI. This is the full list of items that can be displayed across all pages.
+     */
+    private List<ItemStack> items;
+
+    /**
+     * Number of items per page
+     */
+    private int pageSize;
+
+    /**
+     * Gets the current page being displayed
+     * @return the current page number
+     */
+    public int getCurrentPage() {
+        return currentPage;
+    }
+
+    /**
+     * Sets the current page to be displayed
+     * @param currentPage the page number to set
+     */
+    public void setCurrentPage(int currentPage) {
+        this.currentPage = currentPage;
+    }
+
+    /**
+     * Gets the list of items to be displayed in the GUI
+     * @return the list of items
+     */
+    public List<ItemStack> getItems() {
+        return items;
+    }
+
+    /**
+     * Sets the list of items to be displayed in the GUI
+     * @param items the list of items to set
+     */
+    public void setItems(List<ItemStack> items) {
+        this.items = items;
+    }
+
+    /**
+     * Gets the number of items per page
+     * @return the page size
+     */
+    public int getPageSize() {
+        return pageSize;
+    }
+
+    /**
+     * Sets the number of items per page
+     * @param pageSize the page size to set
+     */
+    public void setPageSize(int pageSize) {
+        this.pageSize = pageSize;
+    }
+
+    /**
+     * Sets the inventory to be displayed
+     * @param inventory the inventory to set
+     */
+    public void setInventory(Inventory inventory) {
+        this.inventory = inventory;
+    }
+
     @Override
     public Inventory getInventory() {
-        // TODO Auto-generated method stub
-        throw new UnsupportedOperationException("Unimplemented method 'getInventory'");
+        if (items.size() <= MAX_INVENTORY_SIZE) {
+            inventory = Bukkit.createInventory(this, MAX_INVENTORY_SIZE, "Coordinates Menu");
+            for (ItemStack item : items) {
+                inventory.addItem(item);
+            }
+            return inventory;
+        }
+
+        throw new UnsupportedOperationException("Paged inventory not yet implemented");
     }
     
 }