Fix race condition

src/com/flaremicro/crossjeeves/net/packet/Packet4FileData.java

@@ -6,20 +6,21 @@ import java.io.IOException;
 
 import com.flaremicro.crossjeeves.net.NetworkHandler;
 
-public class Packet4FileData extends Packet{
+public class Packet4FileData extends Packet {
 	private long fileId;
 	private short chunkSize;
 	private byte[] fileChunk;
-	
-	public Packet4FileData(){
+
+	public Packet4FileData() {
 	}
 
-	public Packet4FileData(long fileId, short chunkSize, byte[] fileChunk){
+	public Packet4FileData(long fileId, short chunkSize, byte[] fileChunk) {
 		this.fileId = fileId;
 		this.chunkSize = chunkSize;
-		this.fileChunk = fileChunk;
+		this.fileChunk = new byte[chunkSize];
+		System.arraycopy(fileChunk, 0, this.fileChunk, 0, chunkSize);
 	}
-	
+
 	public void recievePacket(DataInputStream in) throws IOException {
 		fileId = in.readLong();
 		chunkSize = in.readShort();
@@ -33,25 +34,22 @@ public class Packet4FileData extends Packet{
 		out.writeShort(chunkSize);
 		out.write(fileChunk, 0, chunkSize);
 	}
-	
-	public void processPacket(NetworkHandler networkHandler){
+
+	public void processPacket(NetworkHandler networkHandler) {
 		networkHandler.handlePacket(this);
 	}
-	
-	public long getFileId()
-	{
+
+	public long getFileId() {
 		return fileId;
 	}
 
-	public byte[] getFileChunk()
-	{
+	public byte[] getFileChunk() {
 		return fileChunk;
 	}
-	
+
 	@Override
 	public Packet cloneTypeOnly() {
 		return new Packet4FileData();
 	}
-	
 
 }