001    package net.minecraft.client;
002    
003    import cpw.mods.fml.relauncher.Side;
004    import cpw.mods.fml.relauncher.SideOnly;
005    import java.util.concurrent.Callable;
006    import org.lwjgl.Sys;
007    
008    @SideOnly(Side.CLIENT)
009    public class CallableLWJGLVersion implements Callable
010    {
011        /** Reference to the Minecraft object. */
012        final Minecraft mc;
013    
014        public CallableLWJGLVersion(Minecraft par1Minecraft)
015        {
016            this.mc = par1Minecraft;
017        }
018    
019        public String getType()
020        {
021            return Sys.getVersion();
022        }
023    
024        public Object call()
025        {
026            return this.getType();
027        }
028    }