Started work on the farm, some changes to the idsu, its still broken
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26 changed files with 626 additions and 194 deletions
src/main/java/techreborn/packets
229
src/main/java/techreborn/packets/PacketPipeline.java
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src/main/java/techreborn/packets/PacketPipeline.java
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package techreborn.packets;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import io.netty.channel.ChannelHandler;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.codec.MessageToMessageCodec;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.EnumMap;
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import java.util.LinkedList;
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import java.util.List;
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import net.minecraft.client.Minecraft;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.entity.player.EntityPlayerMP;
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import net.minecraft.network.INetHandler;
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import net.minecraft.network.NetHandlerPlayServer;
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import cpw.mods.fml.common.FMLCommonHandler;
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import cpw.mods.fml.common.network.FMLEmbeddedChannel;
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import cpw.mods.fml.common.network.FMLOutboundHandler;
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import cpw.mods.fml.common.network.NetworkRegistry;
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import cpw.mods.fml.common.network.internal.FMLProxyPacket;
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import cpw.mods.fml.relauncher.Side;
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import cpw.mods.fml.relauncher.SideOnly;
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/**
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* Packet pipeline class. Directs all registered packet data to be handled by
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* the packets themselves.
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*
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* @author sirgingalot some code from: cpw
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*/
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@ChannelHandler.Sharable
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public class PacketPipeline extends MessageToMessageCodec<FMLProxyPacket, AbstractPacket> {
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private EnumMap<Side, FMLEmbeddedChannel> channels;
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private LinkedList<Class<? extends AbstractPacket>> packets = new LinkedList<Class<? extends AbstractPacket>>();
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private boolean isPostInitialised = false;
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/**
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* Register your packet with the pipeline. Discriminators are automatically
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* set.
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*
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* @param clazz the class to register
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* @return whether registration was successful. Failure may occur if 256
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* packets have been registered or if the registry already contains
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* this packet
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*/
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public boolean registerPacket(Class<? extends AbstractPacket> clazz) {
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if (this.packets.size() > 256) {
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// You should log here!!
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return false;
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}
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if (this.packets.contains(clazz)) {
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// You should log here!!
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return false;
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}
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if (this.isPostInitialised) {
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// You should log here!!
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return false;
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}
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this.packets.add(clazz);
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return true;
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}
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// In line encoding of the packet, including discriminator setting
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@Override
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protected void encode(ChannelHandlerContext ctx, AbstractPacket msg, List<Object> out) throws Exception {
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ByteBuf buffer = Unpooled.buffer();
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Class<? extends AbstractPacket> clazz = msg.getClass();
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if (!this.packets.contains(msg.getClass())) {
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throw new NullPointerException("No Packet Registered for: " + msg.getClass().getCanonicalName());
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}
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byte discriminator = (byte) this.packets.indexOf(clazz);
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buffer.writeByte(discriminator);
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msg.encodeInto(ctx, buffer);
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FMLProxyPacket proxyPacket = new FMLProxyPacket(buffer.copy(), ctx.channel().attr(NetworkRegistry.FML_CHANNEL).get());
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out.add(proxyPacket);
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}
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// In line decoding and handling of the packet
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@Override
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protected void decode(ChannelHandlerContext ctx, FMLProxyPacket msg, List<Object> out) throws Exception {
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ByteBuf payload = msg.payload();
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byte discriminator = payload.readByte();
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Class<? extends AbstractPacket> clazz = this.packets.get(discriminator);
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if (clazz == null) {
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throw new NullPointerException("No packet registered for discriminator: " + discriminator);
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}
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AbstractPacket pkt = clazz.newInstance();
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pkt.decodeInto(ctx, payload.slice());
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EntityPlayer player;
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switch (FMLCommonHandler.instance().getEffectiveSide()) {
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case CLIENT:
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player = this.getClientPlayer();
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pkt.handleClientSide(player);
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break;
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case SERVER:
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INetHandler netHandler = ctx.channel().attr(NetworkRegistry.NET_HANDLER).get();
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player = ((NetHandlerPlayServer) netHandler).playerEntity;
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pkt.handleServerSide(player);
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break;
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default:
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}
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out.add(pkt);
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}
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// Method to call from FMLInitializationEvent
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public void initalise() {
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this.channels = NetworkRegistry.INSTANCE.newChannel("TechRebornPackPipeLine", this);
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registerPackets();
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}
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private void registerPackets() {
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registerPacket(PacketIdsu.class);
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registerPacket(PacketSendIDSUManager.class);
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}
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// Method to call from FMLPostInitializationEvent
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// Ensures that packet discriminators are common between powerSink and client
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// by using logical sorting
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public void postInitialise() {
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if (this.isPostInitialised) {
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return;
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}
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this.isPostInitialised = true;
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Collections.sort(this.packets, new Comparator<Class<? extends AbstractPacket>>() {
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@Override
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public int compare(Class<? extends AbstractPacket> clazz1, Class<? extends AbstractPacket> clazz2) {
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int com = String.CASE_INSENSITIVE_ORDER.compare(clazz1.getCanonicalName(), clazz2.getCanonicalName());
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if (com == 0) {
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com = clazz1.getCanonicalName().compareTo(clazz2.getCanonicalName());
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}
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return com;
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}
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});
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}
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@SideOnly(Side.CLIENT)
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private EntityPlayer getClientPlayer() {
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return Minecraft.getMinecraft().thePlayer;
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}
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/**
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* Send this message to everyone.
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* <p/>
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* Adapted from CPW's code in
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* cpw.mods.fml.common.network.simpleimpl.SimpleNetworkWrapper
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*
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* @param message The message to send
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*/
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public void sendToAll(AbstractPacket message) {
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGET).set(FMLOutboundHandler.OutboundTarget.ALL);
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this.channels.get(Side.SERVER).writeAndFlush(message);
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}
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/**
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* Send this message to the specified player.
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* <p/>
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* Adapted from CPW's code in
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* cpw.mods.fml.common.network.simpleimpl.SimpleNetworkWrapper
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*
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* @param message The message to send
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* @param player The player to send it to
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*/
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public void sendTo(AbstractPacket message, EntityPlayerMP player) {
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGET).set(FMLOutboundHandler.OutboundTarget.PLAYER);
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGETARGS).set(player);
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this.channels.get(Side.SERVER).writeAndFlush(message);
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}
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/**
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* Send this message to everyone within a certain range of a point.
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* <p/>
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* Adapted from CPW's code in
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* cpw.mods.fml.common.network.simpleimpl.SimpleNetworkWrapper
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*
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* @param message The message to send
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* @param point The
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* {@link cpw.mods.fml.common.network.NetworkRegistry.TargetPoint}
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* around which to send
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*/
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public void sendToAllAround(AbstractPacket message, NetworkRegistry.TargetPoint point) {
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGET).set(FMLOutboundHandler.OutboundTarget.ALLAROUNDPOINT);
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGETARGS).set(point);
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this.channels.get(Side.SERVER).writeAndFlush(message);
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}
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/**
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* Send this message to everyone within the supplied dimension.
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* <p/>
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* Adapted from CPW's code in
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* cpw.mods.fml.common.network.simpleimpl.SimpleNetworkWrapper
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*
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* @param message The message to send
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* @param dimensionId The dimension id to target
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*/
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public void sendToDimension(AbstractPacket message, int dimensionId) {
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGET).set(FMLOutboundHandler.OutboundTarget.DIMENSION);
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this.channels.get(Side.SERVER).attr(FMLOutboundHandler.FML_MESSAGETARGETARGS).set(dimensionId);
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this.channels.get(Side.SERVER).writeAndFlush(message);
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}
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/**
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* Send this message to the powerSink.
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* <p/>
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* Adapted from CPW's code in
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* cpw.mods.fml.common.network.simpleimpl.SimpleNetworkWrapper
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*
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* @param message The message to send
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*/
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public void sendToServer(AbstractPacket message) {
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this.channels.get(Side.CLIENT).attr(FMLOutboundHandler.FML_MESSAGETARGET).set(FMLOutboundHandler.OutboundTarget.TOSERVER);
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this.channels.get(Side.CLIENT).writeAndFlush(message);
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}
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}
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