fixed mistake 2

BauSystem_15/src/de/steamwar/bausystem/utils/FlatteningWrapper15.java

@@ -142,9 +142,7 @@ public class FlatteningWrapper15 implements FlatteningWrapper {
             if (pasteOptions.getColor() != Color.YELLOW) {
                 changeColor(clipboard, pasteOptions.getColor());
             }
-            e.setMask(new Mask() {
-                @Override
-                public boolean test(BlockVector3 blockVector3) {
+
             Set<String> blocks = new HashSet<>();
             if (pasteOptions.isOnlyColors()) {
                 blocks.add("minecraft:" + pasteOptions.getColor().name().toLowerCase() + "_wool");
@@ -156,7 +154,9 @@ public class FlatteningWrapper15 implements FlatteningWrapper {
                 blocks.add("minecraft:" + pasteOptions.getColor().name().toLowerCase() + "_concrete_powder");
                 blocks.add("minecraft:" + pasteOptions.getColor().name().toLowerCase() + "_carpet");
             }
-
+            e.setMask(new Mask() {
+                @Override
+                public boolean test(BlockVector3 blockVector3) {
                     BaseBlock block = clipboard.getFullBlock(blockVector3);
                     String blockName = block.toString().toLowerCase();
                     return !blockName.equals("minecraft:water") || blocks.contains(blockName);