///// Multiblock Connection Base Logic
@Override
public Set<MultiblockControllerBase> attachToNeighbors() {
Set<MultiblockControllerBase> controllers = null;
MultiblockControllerBase bestController = null;
// Look for a compatible controller in our neighboring parts.
IMultiblockPart[] partsToCheck = getNeighboringParts();
for (IMultiblockPart neighborPart : partsToCheck) {
if (neighborPart.isConnected()) {
MultiblockControllerBase candidate = neighborPart.getMultiblockController();
if (!candidate.getClass().equals(this.getMultiblockControllerType())) {
// Skip multiblocks with incompatible types
continue;
}
if (controllers == null) {
controllers = new HashSet<MultiblockControllerBase>();
bestController = candidate;
} else if (!controllers.contains(candidate) && candidate.shouldConsume(bestController)) {
bestController = candidate;
}
controllers.add(candidate);
}
}
// If we've located a valid neighboring controller, attach to it.
if (bestController != null) {
// attachBlock will call onAttached, which will set the controller.
this.controller = bestController;
bestController.attachBlock(this);
}
return controllers;
}
@Override
public void writeToNBT(NBTTagCompound data) {
super.writeToNBT(data);
if (isMultiblockSaveDelegate() && isConnected()) {
NBTTagCompound multiblockData = new NBTTagCompound();
this.controller.writeToNBT(multiblockData);
data.setTag("multiblockData", multiblockData);
}
}
@Override
public void readFromNBT(NBTTagCompound data) {
super.readFromNBT(data);
// We can't directly initialize a multiblock controller yet, so we cache the data here until
// we receive a validate() call, which creates the controller and hands off the cached data.
if (data.hasKey("multiblockData")) {
this.cachedMultiblockData = data.getCompoundTag("multiblockData");
}
}
/**
* This is called when a block is being marked as valid by the chunk, but has not yet fully been
* placed into the world's TileEntity cache. this.worldObj, xCoord, yCoord and zCoord have been
* initialized, but any attempts to read data about the world can cause infinite loops - if you
* call getTileEntity on this TileEntity's coordinate from within validate(), you will blow your
* call stack.
*
* <p>TL;DR: Here there be dragons.
*
* @see net.minecraft.tileentity.TileEntity#validate()
*/
@Override
public void validate() {
super.validate();
MultiblockRegistry.onPartAdded(this.worldObj, this);
}
/**
* Called from Minecraft's tile entity loop, after all tile entities have been ticked, as the
* chunk in which this tile entity is contained is unloading. Happens before the Forge TickEnd
* event.
*
* @see net.minecraft.tileentity.TileEntity#onChunkUnload()
*/
@Override
public void onChunkUnload() {
super.onChunkUnload();
detachSelf(true);
}
/**
* Called when a block is removed by game actions, such as a player breaking the block or the
* block being changed into another block.
*
* @see net.minecraft.tileentity.TileEntity#invalidate()
*/
@Override
public void invalidate() {
super.invalidate();
detachSelf(false);
}
