diff --git a/src/main/java/net/minecraft/server/NBTTagCompound.java b/src/main/java/net/minecraft/server/NBTTagCompound.java
new file mode 100644
index 0000000000..cdab23471f
--- /dev/null
+++ b/src/main/java/net/minecraft/server/NBTTagCompound.java
@@ -0,0 +1,174 @@
+package net.minecraft.server;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+public class NBTTagCompound extends NBTBase {
+
+    private Map map = new HashMap();
+
+    public NBTTagCompound() {
+        super("");
+    }
+
+    public NBTTagCompound(String s) {
+        super(s);
+    }
+
+    void write(DataOutput dataoutput) {
+        Iterator iterator = this.map.values().iterator();
+
+        while (iterator.hasNext()) {
+            NBTBase nbtbase = (NBTBase) iterator.next();
+
+            NBTBase.a(nbtbase, dataoutput);
+        }
+
+        dataoutput.writeByte(0);
+    }
+
+    void load(DataInput datainput) {
+        this.map.clear();
+
+        NBTBase nbtbase;
+
+        while ((nbtbase = NBTBase.b(datainput)).getTypeId() != 0) {
+            this.map.put(nbtbase.getName(), nbtbase);
+        }
+    }
+
+    public Collection d() {
+        return this.map.values();
+    }
+
+    public byte getTypeId() {
+        return (byte) 10;
+    }
+
+    public void set(String s, NBTBase nbtbase) {
+        this.map.put(s, nbtbase.setName(s));
+    }
+
+    public void setByte(String s, byte b0) {
+        this.map.put(s, new NBTTagByte(s, b0));
+    }
+
+    public void setShort(String s, short short1) {
+        this.map.put(s, new NBTTagShort(s, short1));
+    }
+
+    public void setInt(String s, int i) {
+        this.map.put(s, new NBTTagInt(s, i));
+    }
+
+    public void setLong(String s, long i) {
+        this.map.put(s, new NBTTagLong(s, i));
+    }
+
+    public void setFloat(String s, float f) {
+        this.map.put(s, new NBTTagFloat(s, f));
+    }
+
+    public void setDouble(String s, double d0) {
+        this.map.put(s, new NBTTagDouble(s, d0));
+    }
+
+    public void setString(String s, String s1) {
+        this.map.put(s, new NBTTagString(s, s1));
+    }
+
+    public void setByteArray(String s, byte[] abyte) {
+        this.map.put(s, new NBTTagByteArray(s, abyte));
+    }
+
+    public void setCompound(String s, NBTTagCompound nbttagcompound) {
+        this.map.put(s, nbttagcompound.setName(s));
+    }
+
+    public void setBoolean(String s, boolean flag) {
+        this.setByte(s, (byte) (flag ? 1 : 0));
+    }
+
+    public NBTBase get(String s) {
+        return (NBTBase) this.map.get(s);
+    }
+
+    public boolean hasKey(String s) {
+        return this.map.containsKey(s);
+    }
+
+    public byte getByte(String s) {
+        return !this.map.containsKey(s) ? 0 : ((NBTTagByte) this.map.get(s)).data;
+    }
+
+    public short getShort(String s) {
+        return !this.map.containsKey(s) ? 0 : ((NBTTagShort) this.map.get(s)).data;
+    }
+
+    public int getInt(String s) {
+        return !this.map.containsKey(s) ? 0 : ((NBTTagInt) this.map.get(s)).data;
+    }
+
+    public long getLong(String s) {
+        return !this.map.containsKey(s) ? 0L : ((NBTTagLong) this.map.get(s)).data;
+    }
+
+    public float getFloat(String s) {
+        return !this.map.containsKey(s) ? 0.0F : ((NBTTagFloat) this.map.get(s)).data;
+    }
+
+    public double getDouble(String s) {
+        return !this.map.containsKey(s) ? 0.0D : ((NBTTagDouble) this.map.get(s)).data;
+    }
+
+    public String getString(String s) {
+        return !this.map.containsKey(s) ? "" : ((NBTTagString) this.map.get(s)).data;
+    }
+
+    public byte[] getByteArray(String s) {
+        return !this.map.containsKey(s) ? new byte[0] : ((NBTTagByteArray) this.map.get(s)).data;
+    }
+
+    public NBTTagCompound getCompound(String s) {
+        return !this.map.containsKey(s) ? new NBTTagCompound(s) : (NBTTagCompound) this.map.get(s);
+    }
+
+    public NBTTagList getList(String s) {
+        return !this.map.containsKey(s) ? new NBTTagList(s) : (NBTTagList) this.map.get(s);
+    }
+
+    public boolean getBoolean(String s) {
+        return this.getByte(s) != 0;
+    }
+
+    public String toString() {
+        return "" + this.map.size() + " entries";
+    }
+
+    public NBTBase clone() {
+        NBTTagCompound nbttagcompound = new NBTTagCompound(this.getName());
+        Iterator iterator = this.map.keySet().iterator();
+
+        while (iterator.hasNext()) {
+            String s = (String) iterator.next();
+
+            nbttagcompound.set(s, ((NBTBase) this.map.get(s)).clone());
+        }
+
+        return nbttagcompound;
+    }
+
+    public boolean equals(Object object) {
+        if (super.equals(object)) {
+            NBTTagCompound nbttagcompound = (NBTTagCompound) object;
+
+            return this.map.entrySet().equals(nbttagcompound.map.entrySet());
+        } else {
+            return false;
+        }
+    }
+}