Java tutorial
/** * Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team * http://www.mod-buildcraft.com * * BuildCraft is distributed under the terms of the Minecraft Mod Public * License 1.0, or MMPL. Please check the contents of the license located in * http://www.mod-buildcraft.com/MMPL-1.0.txt */ package buildcraft.core.fluids; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import com.google.common.collect.ForwardingList; import io.netty.buffer.ByteBuf; import net.minecraft.nbt.NBTTagCompound; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import net.minecraftforge.common.util.ForgeDirection; import net.minecraftforge.fluids.Fluid; import net.minecraftforge.fluids.FluidStack; import net.minecraftforge.fluids.FluidTankInfo; import net.minecraftforge.fluids.IFluidHandler; public class TankManager<T extends Tank> extends ForwardingList<T> implements IFluidHandler, List<T> { private List<T> tanks = new ArrayList<T>(); public TankManager() { } public TankManager(T... tanks) { addAll(Arrays.asList(tanks)); } @Override protected List<T> delegate() { return tanks; } @Override public int fill(ForgeDirection from, FluidStack resource, boolean doFill) { for (Tank tank : tanks) { int used = tank.fill(resource, doFill); if (used > 0) { return used; } } return 0; } @Override public FluidStack drain(ForgeDirection from, FluidStack resource, boolean doDrain) { if (resource == null) { return null; } for (Tank tank : tanks) { if (!resource.isFluidEqual(tank.getFluid())) { continue; } FluidStack drained = tank.drain(resource.amount, doDrain); if (drained != null && drained.amount > 0) { return drained; } } return null; } @Override public FluidStack drain(ForgeDirection from, int maxDrain, boolean doDrain) { for (Tank tank : tanks) { FluidStack drained = tank.drain(maxDrain, doDrain); if (drained != null && drained.amount > 0) { return drained; } } return null; } @Override public boolean canFill(ForgeDirection from, Fluid fluid) { return true; } @Override public boolean canDrain(ForgeDirection from, Fluid fluid) { return true; } @Override public FluidTankInfo[] getTankInfo(ForgeDirection from) { FluidTankInfo[] info = new FluidTankInfo[size()]; for (int i = 0; i < size(); i++) { info[i] = get(i).getInfo(); } return info; } public void writeToNBT(NBTTagCompound data) { for (Tank tank : tanks) { tank.writeToNBT(data); } } public void readFromNBT(NBTTagCompound data) { for (Tank tank : tanks) { tank.readFromNBT(data); } } public void writeData(ByteBuf data) { for (Tank tank : tanks) { FluidStack fluidStack = tank.getFluid(); if (fluidStack != null && fluidStack.getFluid() != null) { data.writeShort(fluidStack.getFluid().getID()); data.writeInt(fluidStack.amount); data.writeInt(fluidStack.getFluid().getColor(fluidStack)); } else { data.writeShort(-1); } } } @SideOnly(Side.CLIENT) public void readData(ByteBuf data) { for (Tank tank : tanks) { int fluidId = data.readShort(); if (fluidId > 0) { tank.setFluid(new FluidStack(fluidId, data.readInt())); tank.colorRenderCache = data.readInt(); } else { tank.setFluid(null); tank.colorRenderCache = 0xFFFFFF; } } } }