package net.minecraft.world.gen.structure; import java.util.concurrent.Callable; class CallableStructureType implements Callable { final MapGenStructure theMapStructureGenerator; CallableStructureType(MapGenStructure par1MapGenStructure) { this.theMapStructureGenerator = par1MapGenStructure; } public String callStructureType() { return this.theMapStructureGenerator.getClass().getCanonicalName(); } public Object call() { return this.callStructureType(); } }