src/main/java/cofh/api/energy/TileEnergyHandler.java

package cofh.api.energy;

import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumFacing;

/** Reference implementation of {@link IEnergyHandler}. Use/extend this or implement your own.
 *
 * @author King Lemming */
public class TileEnergyHandler extends TileEntity implements IEnergyHandler {

    protected EnergyStorage storage = new EnergyStorage(32000);

    @Override
    public void readFromNBT(NBTTagCompound nbt) {

        super.readFromNBT(nbt);
        storage.readFromNBT(nbt);
    }

    @Override
    public NBTTagCompound writeToNBT(NBTTagCompound nbt) {

        super.writeToNBT(nbt);
        storage.writeToNBT(nbt);
        
        return nbt;
    }

    /* IEnergyConnection */
    @Override
    public boolean canConnectEnergy(EnumFacing from) {

        return true;
    }

    /* IEnergyReceiver */
    @Override
    public int receiveEnergy(EnumFacing from, int maxReceive, boolean simulate) {

        return storage.receiveEnergy(maxReceive, simulate);
    }

    /* IEnergyProvider */
    @Override
    public int extractEnergy(EnumFacing from, int maxExtract, boolean simulate) {

        return storage.extractEnergy(maxExtract, simulate);
    }

    /* IEnergyReceiver and IEnergyProvider */
    @Override
    public int getEnergyStored(EnumFacing from) {

        return storage.getEnergyStored();
    }

    @Override
    public int getMaxEnergyStored(EnumFacing from) {

        return storage.getMaxEnergyStored();
    }

}