Electroblob77
63 lines
1.8 KiB
Java
63 lines
1.8 KiB
Java
package electroblob.wizardry.tileentity;
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import electroblob.wizardry.Wizardry;
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import electroblob.wizardry.util.WizardryUtilities;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.EntityLivingBase;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.tileentity.TileEntity;
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import javax.annotation.Nullable;
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import java.util.UUID;
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public class TileEntityPlayerSave extends TileEntity {
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/** The UUID of the caster. As of Wizardry 4.2, this <b>is</b> synced, and rather than storing the caster
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* instance via a weak reference, it is fetched from the UUID each time it is needed in
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* {@link TileEntityPlayerSave#getCaster()}. */
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private UUID casterUUID;
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public TileEntityPlayerSave(){}
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@Override
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public void readFromNBT(NBTTagCompound tagCompound){
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super.readFromNBT(tagCompound);
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casterUUID = tagCompound.getUniqueId("casterUUID");
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}
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@Override
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public NBTTagCompound writeToNBT(NBTTagCompound tagCompound){
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super.writeToNBT(tagCompound);
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if(this.getCaster() != null){
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tagCompound.setUniqueId("casterUUID", casterUUID);
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}
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return tagCompound;
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}
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/**
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* Returns the EntityLivingBase that created this construct, or null if it no longer exists. Cases where the entity
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* may no longer exist are: entity died or was deleted, mob despawned, player logged out, entity teleported to
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* another dimension, or this construct simply had no caster in the first place.
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*/
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@Nullable
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public EntityLivingBase getCaster(){
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Entity entity = WizardryUtilities.getEntityByUUID(world, casterUUID);
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if(entity != null && !(entity instanceof EntityLivingBase)){ // Should never happen
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Wizardry.logger.warn("{} has a non-living owner!", this);
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entity = null;
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}
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return (EntityLivingBase)entity;
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}
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public void setCaster(@Nullable EntityLivingBase caster){
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this.casterUUID = caster == null ? null : caster.getUniqueID();
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}
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}
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