package appeng.core.sync.packets;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiScreen;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.nbt.CompressedStreamTools;
import net.minecraft.nbt.NBTTagCompound;
import appeng.client.gui.implementations.GuiInterfaceTerminal;
import appeng.core.sync.AppEngPacket;
import appeng.core.sync.network.INetworkInfo;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
public class PacketCompressedNBT extends AppEngPacket
{
// output...
final private ByteBuf data;
final private GZIPOutputStream compressFrame;
int writtenBytes = 0;
boolean empty = true;
// input.
final NBTTagCompound in;
// automatic.
public PacketCompressedNBT(final ByteBuf stream) throws IOException {
data = null;
compressFrame = null;
GZIPInputStream gzReader = new GZIPInputStream( new InputStream() {
@Override
public int read() throws IOException
{
if ( stream.readableBytes() <= 0 )
return -1;
return stream.readByte() & 0xff;
}
} );
DataInputStream inStream = new DataInputStream( gzReader );
in = CompressedStreamTools.read( inStream );
inStream.close();
}
@Override
@SideOnly(Side.CLIENT)
public void clientPacketData(INetworkInfo network, AppEngPacket packet, EntityPlayer player)
{
GuiScreen gs = Minecraft.getMinecraft().currentScreen;
if ( gs instanceof GuiInterfaceTerminal )
((GuiInterfaceTerminal) gs).postUpdate( in );
}
// api
public PacketCompressedNBT(NBTTagCompound din) throws IOException {
data = Unpooled.buffer( 2048 );
data.writeInt( getPacketID() );
in = din;
compressFrame = new GZIPOutputStream( new OutputStream() {
@Override
public void write(int value) throws IOException
{
data.writeByte( value );
}
} );
CompressedStreamTools.write( din, new DataOutputStream( compressFrame ) );
compressFrame.close();
configureWrite( data );
}
}