Fix schematic Loading

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

@@ -34,6 +34,7 @@ import java.sql.Timestamp;
 import java.time.Instant;
 import java.util.*;
 import java.util.function.Predicate;
+import java.util.zip.GZIPInputStream;
 
 public class SchematicNode {
 
@@ -435,36 +436,29 @@ public class SchematicNode {
         SQL.update("DELETE FROM SchematicNode WHERE NodeId = ?", id);
     }
 
-    public Clipboard load() throws IOException, NoClipboardException {
-        if(isDir)
-            throw new SecurityException("Node is Directory");
+    public InputStream schemData() throws IOException {
         ResultSet rs = SQL.select("SELECT NodeData FROM SchematicNode WHERE NodeId = ?", id);
         try {
             rs.next();
             Blob schemData = rs.getBlob("NodeData");
             if(schemData == null)
-                throw new IOException("NodeData is null");
-            InputStream is = schemData.getBinaryStream();
-            return WorldEditWrapper.impl.getClipboard(is, schemFormat);
+                throw new IOException("SchemData is null");
+            return new GZIPInputStream(schemData.getBinaryStream());
         } catch (SQLException e) {
             throw new IOException(e);
         }
     }
 
+    public Clipboard load() throws IOException, NoClipboardException {
+        if(isDir)
+            throw new SecurityException("Node is Directory");
+        return WorldEditWrapper.impl.getClipboard(schemData(), schemFormat);
+    }
+
     public void loadToPlayer(Player player) throws IOException, NoClipboardException {
         if(isDir)
             throw new SecurityException("Node is Directory");
-        ResultSet rs = SQL.select("SELECT NodeData FROM SchematicNode WHERE NodeId = ?", id);
-        try {
-            rs.next();
-            Blob blob = rs.getBlob("NodeData");
-            if(blob == null)
-                throw new NoClipboardException();
-            InputStream is = blob.getBinaryStream();
-            WorldEditWrapper.impl.setPlayerClipboard(player, is, schemFormat);
-        } catch (SQLException e) {
-            throw new IOException(e);
-        }
+        WorldEditWrapper.impl.setPlayerClipboard(player, schemData(), schemFormat);
     }
 
     public void saveOldFormatFromPlayer(Player player) throws IOException, NoClipboardException {