a69b239848

worldedit-core/src/main/java/com/sk89q/worldedit/extent/transform/BlockTransformExtent.java

@@ -85,17 +85,27 @@ public class BlockTransformExtent extends ResettableExtent {
 
 
     private static long combine(Direction... directions) {
-        return Arrays.stream(directions).mapToLong(dir -> (1L << dir.ordinal())).reduce(0, (a, b) -> a | b);
+        long mask = 0;
+        for (Direction dir : directions) {
+            mask = mask | (1L << dir.ordinal());
+        }
+        return mask;
     }
 
     private static long[] adapt(Direction... dirs) {
         long[] arr = new long[dirs.length];
-        Arrays.setAll(arr, i -> 1L << dirs[i].ordinal());
+        for (int i = 0; i < arr.length; i++) {
+            arr[i] = 1L << dirs[i].ordinal();
+        }
         return arr;
     }
 
     private static long[] adapt(Long... dirs) {
-        return Arrays.stream(dirs).mapToLong(dir -> dir).toArray();
+        long[] arr = new long[dirs.length];
+        for (int i = 0; i < arr.length; i++) {
+            arr[i] = dirs[i];
+        }
+        return arr;
     }
 
     private static long[] getDirections(AbstractProperty property) {
@@ -209,7 +219,9 @@ public class BlockTransformExtent extends ResettableExtent {
     }
 
     private static long notIndex(long mask, int... indexes) {
-        mask |= Arrays.stream(indexes).mapToLong(index -> (1L << (index + values().length))).reduce(0, (a, b) -> a | b);
+        for (int index : indexes) {
+            mask = mask | (1L << (index + values().length));
+        }
         return mask;
     }
 
@@ -421,8 +433,7 @@ public class BlockTransformExtent extends ResettableExtent {
      * @return the same block
      */
     public static <B extends BlockStateHolder<B>> B transform(B block, Transform transform) {
-        checkNotNull(block);
-        checkNotNull(transform);
+        // performance critical
         BlockState state = block.toImmutableState();
 
         int transformedId = transformState(state, transform);