Code cleanup, fixed doors, chunk entity fetching

src/main/java/net/minecraft/server/BlockBloodStone.java

@@ -10,9 +10,9 @@ public class BlockBloodStone extends Block {
         super(i, j, Material.STONE);
     }
 
-    //Craftbukkit start
+    // Craftbukkit start
     public void a(World world, int i, int j, int k, int l) {
-        if(net.minecraft.server.Block.byId[l].c()) {
+        if (net.minecraft.server.Block.byId[l].c()) {
             CraftWorld craftWorld = ((WorldServer) world).getWorld();
             CraftServer server = ((WorldServer) world).getServer();
             org.bukkit.block.Block block = craftWorld.getBlockAt(i, j, k);
@@ -21,5 +21,5 @@ public class BlockBloodStone extends Block {
             server.getPluginManager().callEvent(eventRedstone);            
         }
     }
-    //Craftbukkit end
+    // Craftbukkit end
 }

src/main/java/net/minecraft/server/BlockDoor.java

@@ -171,15 +171,18 @@ public class BlockDoor extends Block {
             } else if (l > 0 && Block.byId[l].c()) {
                 boolean flag1 = world.p(i, j, k) || world.p(i, j + 1, k);
 
-                //Craftbukkit start
+                // Craftbukkit start
                 CraftWorld craftWorld = ((WorldServer) world).getWorld();
                 CraftServer server = ((WorldServer) world).getServer();
                 org.bukkit.block.Block block = craftWorld.getBlockAt(i, j, k);
+                org.bukkit.block.Block blockTop = craftWorld.getBlockAt(i, j + 1, k);
                 int power = block.getBlockPower();
-                BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, (world.getData(i, j, k) & 4) > 0 ? 15: 0, flag1 ? 15 : 0);
+                int powerTop = blockTop.getBlockPower();
+                if (powerTop > power) power = powerTop;
+                BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, (world.getData(i, j, k) & 4) > 0 ? 15: 0, power);
                 server.getPluginManager().callEvent(eventRedstone);            
-                this.a(world, i, j, k, eventRedstone.getNewCurrent());
+                this.a(world, i, j, k, eventRedstone.getNewCurrent() > 0);
-                //Craftbukkit end
+                // Craftbukkit end
             }
         }
     }

src/main/java/net/minecraft/server/BlockPumpkin.java

@@ -51,9 +51,9 @@ public class BlockPumpkin extends Block {
         world.c(i, j, k, l);
     }
 
-    //Craftbukkit start
+    // Craftbukkit start
     public void a(World world, int i, int j, int k, int l) {
-        if(net.minecraft.server.Block.byId[l].c()) {
+        if (net.minecraft.server.Block.byId[l].c()) {
             CraftWorld craftWorld = ((WorldServer) world).getWorld();
             CraftServer server = ((WorldServer) world).getServer();
             org.bukkit.block.Block block = craftWorld.getBlockAt(i, j, k);
@@ -62,5 +62,5 @@ public class BlockPumpkin extends Block {
             server.getPluginManager().callEvent(eventRedstone);            
         }
     }
-    //Craftbukkit end
+    // Craftbukkit end
 }

src/main/java/net/minecraft/server/BlockRedstoneWire.java

@@ -262,7 +262,7 @@ public class BlockRedstoneWire extends Block {
         }
     }
 
-    public int g(World world, int i, int j, int k, int l) { //Craftbukkit made public
+    public int g(World world, int i, int j, int k, int l) { // Craftbukkit made public
         if (world.getTypeId(i, j, k) != this.id) {
             return l;
         } else {
@@ -280,7 +280,9 @@ public class BlockRedstoneWire extends Block {
             if (!flag) {
                 this.b_(world, i, j, k, i1);
                 world.e(i, j, k, 0);
-            } else if((Block.byId[l] != null && Block.byId[l].c()) || Block.DIODE_OFF.id == l && Block.DIODE_ON.id == l) { //condition added by Craftbukkit
+            } else 
+            // Craftbukkit
+            if ((Block.byId[l] != null && Block.byId[l].c()) || Block.DIODE_OFF.id == l && Block.DIODE_ON.id == l) { 
                 this.g(world, i, j, k);
             }
 

src/main/java/net/minecraft/server/BlockSign.java

@@ -105,8 +105,8 @@ public class BlockSign extends BlockContainer {
 
         super.a(world, i, j, k, l);
         
-        //Craftbukkit start
+        // Craftbukkit start
-        if(net.minecraft.server.Block.byId[l].c()) {
+        if (net.minecraft.server.Block.byId[l].c()) {
             CraftWorld craftWorld = ((WorldServer) world).getWorld();
             CraftServer server = ((WorldServer) world).getServer();
             Block block = craftWorld.getBlockAt(i, j, k);
@@ -114,6 +114,6 @@ public class BlockSign extends BlockContainer {
             BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, power, power);
             server.getPluginManager().callEvent(eventRedstone);            
         }
-        //Craftbukkit end
+        // Craftbukkit end
     }
 }

src/main/java/net/minecraft/server/ChunkProviderServer.java

@@ -109,8 +109,8 @@ public class ChunkProviderServer implements IChunkProvider {
         Chunk chunk = (Chunk) this.e.get(i, j); // CraftBukkit
 
         chunk = chunk == null ? (this.g.r ? this.d(i, j) : this.b) : chunk;
-        if(chunk == this.b) return chunk;
+        if (chunk == this.b) return chunk;
-        if(i != chunk.j || j != chunk.k) {
+        if (i != chunk.j || j != chunk.k) {
             MinecraftServer.a.info("Chunk (" + chunk.j + ", " + chunk.k +") stored at  (" + i + ", " + j + ")");
             MinecraftServer.a.info(chunk.getClass().getName());
             Throwable x = new Throwable();

src/main/java/net/minecraft/server/EntityTrackerEntry.java

@@ -71,10 +71,10 @@ public class EntityTrackerEntry {
             boolean flag = Math.abs(i) >= 8 || Math.abs(j) >= 8 || Math.abs(k) >= 8;
             boolean flag1 = Math.abs(l - this.g) >= 8 || Math.abs(i1 - this.h) >= 8;
             
-            //CraftBukkit - Create relative movement packet only if distance is greater than zero.
+            // CraftBukkit - Create relative movement packet only if distance is greater than zero.
             int distanceSquared = j1*j1+k1*k1+l1*l1; 
             flag = (distanceSquared > 0) && flag;
-            //CraftBukkit stop
+            // CraftBukkit stop
 
             if (j1 >= -128 && j1 < 128 && k1 >= -128 && k1 < 128 && l1 >= -128 && l1 < 128) {
                 if (flag && flag1) {

src/main/java/net/minecraft/server/MinecraftServer.java

@@ -204,7 +204,7 @@ public class MinecraftServer implements Runnable, ICommandListener {
         server.loadPlugins(); // CraftBukkit
     }
 
-    void f() { //CraftBukkit - private -> default
+    void f() { // CraftBukkit - private -> default
         a.info("Saving chunks");
 
         // CraftBukkit start

src/main/java/org/bukkit/craftbukkit/CraftChunk.java

@@ -73,7 +73,9 @@ public class CraftChunk implements Chunk {
         }
         Entity[] entities = new Entity[count];        
         for (int i = 0; i < 8; i++) {
-            for (net.minecraft.server.Entity entity : (net.minecraft.server.Entity[])chunk.m[i].toArray()) {
+            for (Object obj : (net.minecraft.server.Entity[])chunk.m[i].toArray()) {
+                if (!(obj instanceof net.minecraft.server.Entity)) continue; 
+                net.minecraft.server.Entity entity = (net.minecraft.server.Entity) obj;
                 entities[index++] = entity.getBukkitEntity();
             }
         }
@@ -84,7 +86,9 @@ public class CraftChunk implements Chunk {
         int index = 0;
         net.minecraft.server.Chunk chunk = getHandle();
         BlockState[] entities = new BlockState[chunk.l.size()];
-        for (ChunkPosition position : (ChunkPosition[])chunk.l.keySet().toArray()) {
+        for (Object obj : chunk.l.keySet().toArray()) {
+            if (!(obj instanceof ChunkPosition)) continue; 
+            ChunkPosition position = (ChunkPosition) obj;
             entities[index++] = worldServer.getWorld().getBlockAt(position.a, position.b, position.c).getState();
         }
         return entities;

src/main/java/org/bukkit/craftbukkit/CraftServer.java

@@ -118,7 +118,7 @@ public final class CraftServer implements Server {
                     found = player;
                     delta = curDelta;
                 }
-                if(curDelta == 0) break;
+                if (curDelta == 0) break;
             }
         }
         return found;

src/main/java/org/bukkit/craftbukkit/CraftWorld.java

@@ -155,7 +155,7 @@ public class CraftWorld implements World {
 
         net.minecraft.server.Chunk chunk = null;
 
-        if(provider.c == null) {
+        if (provider.c == null) {
             chunk = provider.b;
         } else {
             chunk = provider.c.b(x, z);
@@ -169,7 +169,7 @@ public class CraftWorld implements World {
     }
 
     public boolean refreshChunk(int x, int z) {
-        if(!isChunkLoaded(x, z)) {
+        if (!isChunkLoaded(x, z)) {
             return false;
         }
 

src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java

@@ -92,7 +92,7 @@ public class CraftBlock implements Block {
     }
 
     public void setData(final byte data, boolean applyPhysics) {
-        if(applyPhysics) {
+        if (applyPhysics) {
             chunk.getHandle().d.c(x, y, z, data);
         } else {
             chunk.getHandle().d.d(x, y, z, data);
@@ -128,7 +128,7 @@ public class CraftBlock implements Block {
     }
     
     public boolean setTypeId(final int type, final boolean applyPhysics) {
-        if(applyPhysics) {
+        if (applyPhysics) {
             return setTypeId(type);
         } else {
             return chunk.getHandle().d.setTypeId(x, y, z, type);
@@ -136,7 +136,7 @@ public class CraftBlock implements Block {
     }
 
     public boolean setTypeIdAndData(final int type, final byte data, final boolean applyPhysics) {
-        if(applyPhysics) {
+        if (applyPhysics) {
             return chunk.getHandle().d.b(x, y, z, type, data);
         } else {
             return chunk.getHandle().d.setTypeIdAndData(x, y, z, type, data);
@@ -383,12 +383,12 @@ public class CraftBlock implements Block {
         int power = 0;
         BlockRedstoneWire wire = (BlockRedstoneWire) net.minecraft.server.Block.REDSTONE_WIRE;
         net.minecraft.server.World world = chunk.getHandle().d;
-        if((face == BlockFace.DOWN || face == BlockFace.SELF) && world.i(x, y - 1, z, 0)) power = wire.g(world, x, y - 1, z, power);
+        if ((face == BlockFace.DOWN || face == BlockFace.SELF) && world.i(x, y - 1, z, 0)) power = wire.g(world, x, y - 1, z, power);
-        if((face == BlockFace.UP || face == BlockFace.SELF) && world.i(x, y + 1, z, 1)) power = wire.g(world, x, y + 1, z, power);
+        if ((face == BlockFace.UP || face == BlockFace.SELF) && world.i(x, y + 1, z, 1)) power = wire.g(world, x, y + 1, z, power);
-        if((face == BlockFace.EAST || face == BlockFace.SELF) && world.i(x, y, z - 1, 2)) power = wire.g(world, x, y, z - 1, power);
+        if ((face == BlockFace.EAST || face == BlockFace.SELF) && world.i(x, y, z - 1, 2)) power = wire.g(world, x, y, z - 1, power);
-        if((face == BlockFace.WEST || face == BlockFace.SELF) && world.i(x, y, z + 1, 3)) power = wire.g(world, x, y, z + 1, power);
+        if ((face == BlockFace.WEST || face == BlockFace.SELF) && world.i(x, y, z + 1, 3)) power = wire.g(world, x, y, z + 1, power);
-        if((face == BlockFace.NORTH || face == BlockFace.SELF) && world.i(x - 1, y, z, 4)) power = wire.g(world, x - 1, y, z, power);
+        if ((face == BlockFace.NORTH || face == BlockFace.SELF) && world.i(x - 1, y, z, 4)) power = wire.g(world, x - 1, y, z, power);
-        if((face == BlockFace.SOUTH || face == BlockFace.SELF) && world.i(x + 1, y, z, 5)) power = wire.g(world, x + 1, y, z, power);
+        if ((face == BlockFace.SOUTH || face == BlockFace.SELF) && world.i(x + 1, y, z, 5)) power = wire.g(world, x + 1, y, z, power);
         return face == BlockFace.SELF ? power - 1 : power;
     }
     

src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java

@@ -61,7 +61,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     }
 
     public double getEyeHeight(boolean ignoreSneaking) {
-        if(ignoreSneaking) {
+        if (ignoreSneaking) {
             return 1.62D;
         } else {
             if (isSneaking()) {

src/main/java/org/bukkit/craftbukkit/entity/CraftVehicle.java

@@ -19,7 +19,7 @@ public abstract class CraftVehicle extends CraftEntity implements Vehicle {
     }
 
     public boolean setPassenger(Entity passenger) {
-        if(passenger instanceof CraftEntity){
+        if (passenger instanceof CraftEntity){
             ((CraftEntity)passenger).getHandle().setPassengerOf(getHandle());
             return true;
         } else {

src/main/java/org/bukkit/craftbukkit/scheduler/CraftFuture.java

@@ -25,7 +25,7 @@ public class CraftFuture<T> implements Runnable, Future<T> {
 
     public void run() {
         synchronized(this) {
-            if(cancelled) {
+            if (cancelled) {
                 return;
             }
             running = true;
@@ -51,7 +51,7 @@ public class CraftFuture<T> implements Runnable, Future<T> {
 
     public T get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
         synchronized(this) {
-            if(isDone()) {
+            if (isDone()) {
                 return getResult();
             }
             this.wait(TimeUnit.MILLISECONDS.convert(timeout, unit));
@@ -60,10 +60,10 @@ public class CraftFuture<T> implements Runnable, Future<T> {
     }
 
     public T getResult() throws ExecutionException {
-        if(cancelled) {
+        if (cancelled) {
             throw new CancellationException();
         }
-        if(e!=null) {
+        if (e!=null) {
             throw new ExecutionException(e);
         }
         return returnStore.getObject();
@@ -83,14 +83,14 @@ public class CraftFuture<T> implements Runnable, Future<T> {
 
     public boolean cancel(boolean mayInterruptIfRunning) {
         synchronized(this) {
-            if(cancelled) {
+            if (cancelled) {
                 return false;
             }
             cancelled = true;
-            if(taskId!=-1) {
+            if (taskId!=-1) {
                 craftScheduler.cancelTask(taskId);
             }
-            if(!running && !done) {
+            if (!running && !done) {
                 return true;
             } else {
                 return false;

src/main/java/org/bukkit/craftbukkit/util/LongHashtable.java

@@ -13,9 +13,9 @@ public class LongHashtable<V> extends LongHash
 
     public void put(int msw, int lsw, V value) {
         put(toLong(msw, lsw), value);
-        if(value instanceof Chunk) {
+        if (value instanceof Chunk) {
             Chunk c = (Chunk)value;
-            if(msw != c.j || lsw != c.k) {
+            if (msw != c.j || lsw != c.k) {
                 MinecraftServer.a.info("Chunk (" + c.j + ", " + c.k +") stored at  (" + msw + ", " + lsw + ")");
                 Throwable x = new Throwable();
                 x.fillInStackTrace();
@@ -26,9 +26,9 @@ public class LongHashtable<V> extends LongHash
 
     public V get(int msw, int lsw) {
         V value = get(toLong(msw, lsw));
-        if(value instanceof Chunk) {
+        if (value instanceof Chunk) {
             Chunk c = (Chunk)value;
-            if(msw != c.j || lsw != c.k) {
+            if (msw != c.j || lsw != c.k) {
                 MinecraftServer.a.info("Chunk (" + c.j + ", " + c.k +") stored at  (" + msw + ", " + lsw + ")");
                 Throwable x = new Throwable();
                 x.fillInStackTrace();

src/main/java/org/bukkit/craftbukkit/util/SoftMap.java

@@ -100,13 +100,13 @@ public class SoftMap<K,V> {
 
     private V fastGet(K key) {
         SoftMapReference<K,V> ref = map.get(key);
-        if(ref==null) {
+        if (ref==null) {
             return null;
         }
         V value = ref.get();
-        if(value!=null) {
+        if (value!=null) {
             strongReferenceQueue.addFirst(value);
-            if(strongReferenceQueue.size() > strongReferenceSize) {
+            if (strongReferenceQueue.size() > strongReferenceSize) {
                 strongReferenceQueue.removeLast();
             }
         }
@@ -146,7 +146,7 @@ public class SoftMap<K,V> {
     private void fastPut(K key, V value) {
         map.put(key, new SoftMapReference<K,V>(key, value, queue));
         strongReferenceQueue.addFirst(value);
-        if(strongReferenceQueue.size() > strongReferenceSize) {
+        if (strongReferenceQueue.size() > strongReferenceSize) {
             strongReferenceQueue.removeLast();
         }
     }
@@ -167,7 +167,7 @@ public class SoftMap<K,V> {
     public V remove(K key) {
         emptyQueue();
         SoftMapReference<K,V> ref = map.remove(key);
-        if(ref != null) {
+        if (ref != null) {
             return ref.get();
         }
         return null;