1 files changed, 149 insertions, 0 deletions
diff --git a/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java b/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java
new file mode 100644
index 00000000..ae8a0f68
--- /dev/null
+++ b/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java
@@ -0,0 +1,149 @@
+package net.minecraft.server;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.util.List;
+import java.util.zip.DataFormatException;
+import java.util.zip.Deflater;
+import java.util.zip.Inflater;
+
+public class Packet56MapChunkBulk extends Packet {
+
+    private int[] c;
+    private int[] d;
+    public int[] a;
+    public int[] b;
+    // CraftBukkit start - private -> public
+    public byte[] buffer;
+    private byte[][] inflatedBuffers;
+    public int size;
+    public byte[] buildBuffer = new byte[0]; // - static
+    // CraftBukkit end
+
+    public Packet56MapChunkBulk() {}
+
+    public Packet56MapChunkBulk(List list) {
+        int i = list.size();
+
+        this.c = new int[i];
+        this.d = new int[i];
+        this.a = new int[i];
+        this.b = new int[i];
+        this.inflatedBuffers = new byte[i][];
+        int j = 0;
+
+        for (int k = 0; k < i; ++k) {
+            Chunk chunk = (Chunk) list.get(k);
+            ChunkMap chunkmap = Packet51MapChunk.a(chunk, true, '\uffff');
+
+            if (buildBuffer.length < j + chunkmap.a.length) {
+                byte[] abyte = new byte[j + chunkmap.a.length];
+
+                System.arraycopy(buildBuffer, 0, abyte, 0, buildBuffer.length);
+                buildBuffer = abyte;
+            }
+
+            System.arraycopy(chunkmap.a, 0, buildBuffer, j, chunkmap.a.length);
+            j += chunkmap.a.length;
+            this.c[k] = chunk.x;
+            this.d[k] = chunk.z;
+            this.a[k] = chunkmap.b;
+            this.b[k] = chunkmap.c;
+            this.inflatedBuffers[k] = chunkmap.a;
+        }
+
+        /* CraftBukkit start
+        Deflater deflater = new Deflater(-1);
+
+        try {
+            deflater.setInput(buildBuffer, 0, j);
+            deflater.finish();
+            this.buffer = new byte[j];
+            this.size = deflater.deflate(this.buffer);
+        } finally {
+            deflater.end();
+        }
+        */
+        this.lowPriority = true;
+        // CraftBukkit end
+    }
+
+    public void a(DataInputStream datainputstream) throws IOException { // CraftBukkit - throws IOException
+        short short1 = datainputstream.readShort();
+
+        this.size = datainputstream.readInt();
+        this.c = new int[short1];
+        this.d = new int[short1];
+        this.a = new int[short1];
+        this.b = new int[short1];
+        this.inflatedBuffers = new byte[short1][];
+        if (buildBuffer.length < this.size) {
+            buildBuffer = new byte[this.size];
+        }
+
+        datainputstream.readFully(buildBuffer, 0, this.size);
+        byte[] abyte = new byte[196864 * short1];
+        Inflater inflater = new Inflater();
+
+        inflater.setInput(buildBuffer, 0, this.size);
+
+        try {
+            inflater.inflate(abyte);
+        } catch (DataFormatException dataformatexception) {
+            throw new IOException("Bad compressed data format");
+        } finally {
+            inflater.end();
+        }
+
+        int i = 0;
+
+        for (int j = 0; j < short1; ++j) {
+            this.c[j] = datainputstream.readInt();
+            this.d[j] = datainputstream.readInt();
+            this.a[j] = datainputstream.readShort();
+            this.b[j] = datainputstream.readShort();
+            int k = 0;
+
+            int l;
+
+            for (l = 0; l < 16; ++l) {
+                k += this.a[j] >> l & 1;
+            }
+
+            l = 2048 * 5 * k + 256;
+            this.inflatedBuffers[j] = new byte[l];
+            System.arraycopy(abyte, i, this.inflatedBuffers[j], 0, l);
+            i += l;
+        }
+    }
+
+    public void a(DataOutputStream dataoutputstream) throws IOException { // CraftBukkit - throws IOException
+        dataoutputstream.writeShort(this.c.length);
+        dataoutputstream.writeInt(this.size);
+        dataoutputstream.write(this.buffer, 0, this.size);
+
+        for (int i = 0; i < this.c.length; ++i) {
+            dataoutputstream.writeInt(this.c[i]);
+            dataoutputstream.writeInt(this.d[i]);
+            dataoutputstream.writeShort((short) (this.a[i] & '\uffff'));
+            dataoutputstream.writeShort((short) (this.b[i] & '\uffff'));
+        }
+    }
+
+    public void handle(NetHandler nethandler) {
+        nethandler.a(this);
+    }
+
+    public int a() {
+        return 6 + this.size + 12 * this.d();
+    }
+
+    public int d() {
+        return this.c.length;
+    }
+
+    public boolean a_() {
+        return true;
+    }
+}