add Generate Breadcrumbs

SpigotCore_Main/src/de/steamwar/sql/SchematicNode.java

@@ -296,7 +296,7 @@ public class SchematicNode {
         updateDB();
     }
 
-    public int getParent() {
+    public Integer getParent() {
         return parent;
     }
 
@@ -367,6 +367,21 @@ public class SchematicNode {
         return NodeMember.getNodeMembers(id);
     }
 
+    public String generateBreadcrumbs() {
+        return generateBreadcrumbs("/");
+    }
+
+    public String generateBreadcrumbs(String split) {
+        StringBuilder builder = new StringBuilder(getName());
+        SchematicNode currentNode = this;
+        while (currentNode.parent != null) {
+            currentNode = currentNode.getParentNode();
+            builder.insert(0, split)
+                    .insert(0, currentNode.getName());
+        }
+        return builder.toString();
+    }
+
     private void updateDB() {
         SQL.update("UPDATE SchematicNode SET NodeName = ?, NodeOwner = ?, ParentNode = ?, NodeItem = ?, NodeType = ?, NodeRank = ? WHERE NodeId = ?",
                 name, owner, parent == 0 ? null : parent, item, type, rank, id);