Fixed a few issues with Sponge schematic handling.

worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/io/SpongeSchematicReader.java

@@ -159,7 +159,7 @@ public class SpongeSchematicReader extends NBTSchematicReader {
                     .collect(Collectors.toList());
 
             for (Map<String, Tag> tileEntity : tileEntityTags) {
-                int[] pos = requireTag(schematic, "Pos", IntArrayTag.class).getValue();
+                int[] pos = requireTag(tileEntity, "Pos", IntArrayTag.class).getValue();
                 tileEntitiesMap.put(new BlockVector(pos[0], pos[1], pos[2]), tileEntity);
             }
         } catch (Exception e) {

worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/io/SpongeSchematicWriter.java

@@ -30,6 +30,7 @@ import com.sk89q.jnbt.NBTOutputStream;
 import com.sk89q.jnbt.ShortTag;
 import com.sk89q.jnbt.StringTag;
 import com.sk89q.jnbt.Tag;
+import com.sk89q.worldedit.BlockVector;
 import com.sk89q.worldedit.Vector;
 import com.sk89q.worldedit.blocks.BaseBlock;
 import com.sk89q.worldedit.extent.clipboard.Clipboard;
@@ -119,7 +120,13 @@ public class SpongeSchematicWriter implements ClipboardWriter {
 
         ByteArrayOutputStream buffer = new ByteArrayOutputStream(width * height * length);
 
-        for (Vector point : region) {
+        for (int y = 0; y < height; y++) {
+            int y0 = min.getBlockY() + y;
+            for (int z = 0; z < length; z++) {
+                int z0 = min.getBlockZ() + z;
+                for (int x = 0; x < width; x++) {
+                    int x0 = min.getBlockX() + x;
+                    BlockVector point = new BlockVector(x0, y0, z0);
                     BaseBlock block = clipboard.getFullBlock(point);
                     if (block.getNbtData() != null) {
                         Map<String, Tag> values = new HashMap<>();
@@ -145,7 +152,7 @@ public class SpongeSchematicWriter implements ClipboardWriter {
                     } else {
                         blockId = paletteMax;
                         palette.put(blockKey, blockId);
-                paletteMax ++;
+                        paletteMax++;
                     }
 
                     while ((blockId & -128) != 0) {
@@ -154,6 +161,8 @@ public class SpongeSchematicWriter implements ClipboardWriter {
                     }
                     buffer.write(blockId);
                 }
+            }
+        }
 
         schematic.put("PaletteMax", new IntTag(paletteMax));
 

worldedit-core/src/main/java/com/sk89q/worldedit/regions/Region.java

@@ -40,14 +40,14 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      *
      * @return min. point
      */
-    public Vector getMinimumPoint();
+    Vector getMinimumPoint();
 
     /**
      * Get the upper point of a region.
      *
      * @return max. point
      */
-    public Vector getMaximumPoint();
+    Vector getMaximumPoint();
 
     /**
      * Get the center point of a region.
@@ -56,35 +56,35 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      *
      * @return center point
      */
-    public Vector getCenter();
+    Vector getCenter();
 
     /**
      * Get the number of blocks in the region.
      *
      * @return number of blocks
      */
-    public int getArea();
+    int getArea();
 
     /**
      * Get X-size.
      *
      * @return width
      */
-    public int getWidth();
+    int getWidth();
 
     /**
      * Get Y-size.
      *
      * @return height
      */
-    public int getHeight();
+    int getHeight();
 
     /**
      * Get Z-size.
      *
      * @return length
      */
-    public int getLength();
+    int getLength();
 
     /**
      * Expand the region.
@@ -92,7 +92,7 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      * @param changes array/arguments with multiple related changes
      * @throws RegionOperationException
      */
-    public void expand(Vector... changes) throws RegionOperationException;
+    void expand(Vector... changes) throws RegionOperationException;
 
     /**
      * Contract the region.
@@ -100,7 +100,7 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      * @param changes array/arguments with multiple related changes
      * @throws RegionOperationException
      */
-    public void contract(Vector... changes) throws RegionOperationException;
+    void contract(Vector... changes) throws RegionOperationException;
 
     /**
      * Shift the region.
@@ -108,7 +108,7 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      * @param change the change
      * @throws RegionOperationException
      */
-    public void shift(Vector change) throws RegionOperationException;
+    void shift(Vector change) throws RegionOperationException;
 
     /**
      * Returns true based on whether the region contains the point.
@@ -116,43 +116,42 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      * @param position the position
      * @return true if contained
      */
-    public boolean contains(Vector position);
+    boolean contains(Vector position);
 
     /**
      * Get a list of chunks.
      *
      * @return a list of chunk coordinates
      */
-    public Set<Vector2D> getChunks();
+    Set<Vector2D> getChunks();
 
     /**
      * Return a list of 16*16*16 chunks in a region
      *
      * @return the chunk cubes this region overlaps with
      */
-    public Set<Vector> getChunkCubes();
+    Set<Vector> getChunkCubes();
 
     /**
      * Sets the world that the selection is in.
      *
      * @return the world, or null
      */
-    @Nullable
-    public World getWorld();
+    @Nullable World getWorld();
 
     /**
      * Sets the world that the selection is in.
      *
      * @param world the world, which may be null
      */
-    public void setWorld(@Nullable World world);
+    void setWorld(@Nullable World world);
 
     /**
      * Make a clone of the region.
      *
      * @return a cloned version
      */
-    public Region clone();
+    Region clone();
 
     /**
      * Polygonizes a cross-section or a 2D projection of the region orthogonal to the Y axis.
@@ -160,5 +159,5 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
      * @param maxPoints maximum number of points to generate. -1 for no limit.
      * @return the points.
      */
-    public List<BlockVector2D> polygonize(int maxPoints);
+    List<BlockVector2D> polygonize(int maxPoints);
 }