ForgePatch/common/net/minecraftforge/fluids/FluidRegistry.java

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package net.minecraftforge.fluids;
import java.util.HashMap;
import java.util.Map;
import net.minecraft.block.Block;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.Event;
import com.google.common.collect.BiMap;
import com.google.common.collect.HashBiMap;
import com.google.common.collect.ImmutableMap;
/**
* Handles Fluid registrations. Fluids MUST be registered in order to function.
*
* @author King Lemming, CovertJaguar (LiquidDictionary)
*
*/
public abstract class FluidRegistry {
static int maxID = 0;
static HashMap<String, Fluid> fluids = new HashMap();
static BiMap<String, Integer> fluidIDs = HashBiMap.create();
public static final Fluid WATER = new Fluid("water").setBlockID(Block.waterStill.blockID);
public static final Fluid LAVA = new Fluid("lava").setBlockID(Block.lavaStill.blockID).setLuminosity(15).setDensity(3000).setViscosity(6000);
public static int renderIdFluid = -1;
static {
registerFluid(WATER);
registerFluid(LAVA);
}
private FluidRegistry() {
}
/**
* Called by Forge to prepare the ID map for server -> client sync.
*/
static void initFluidIDs(BiMap<String, Integer> newfluidIDs) {
maxID = newfluidIDs.size();
fluidIDs.clear();
fluidIDs.putAll(newfluidIDs);
}
/**
* Register a new Fluid. If a fluid with the same name already exists, registration is denied.
*
* @param fluid
* The fluid to register.
* @return True if the fluid was successfully registered; false if there is a name clash.
*/
public static boolean registerFluid(Fluid fluid) {
if (fluidIDs.containsKey(fluid.getName())) {
return false;
}
fluids.put(fluid.getName(), fluid);
fluidIDs.put(fluid.getName(), ++maxID);
MinecraftForge.EVENT_BUS.post(new FluidRegisterEvent(fluid.getName(), maxID));
return true;
}
public static boolean isFluidRegistered(Fluid fluid) {
return fluidIDs.containsKey(fluid.getName());
}
public static boolean isFluidRegistered(String fluidName) {
return fluidIDs.containsKey(fluidName);
}
public static Fluid getFluid(String fluidName) {
return fluids.get(fluidName);
}
public static Fluid getFluid(int fluidID) {
return fluids.get(getFluidName(fluidID));
}
public static String getFluidName(int fluidID) {
return fluidIDs.inverse().get(fluidID);
}
public static String getFluidName(FluidStack stack) {
return getFluidName(stack.fluidID);
}
public static int getFluidID(String fluidName) {
return fluidIDs.get(fluidName);
}
public static FluidStack getFluidStack(String fluidName, int amount) {
if (!fluidIDs.containsKey(fluidName)) {
return null;
}
return new FluidStack(getFluidID(fluidName), amount);
}
/**
* Returns a read-only map containing Fluid Names and their associated Fluids.
*/
public static Map<String, Fluid> getRegisteredFluids() {
return ImmutableMap.copyOf(fluids);
}
/**
* Returns a read-only map containing Fluid Names and their associated IDs.
*/
public static Map<String, Integer> getRegisteredFluidIDs() {
return ImmutableMap.copyOf(fluidIDs);
}
public static class FluidRegisterEvent extends Event {
public final String fluidName;
public final int fluidID;
public FluidRegisterEvent(String fluidName, int fluidID) {
this.fluidName = fluidName;
this.fluidID = fluidID;
}
}
}