Here is a list of all class members with links to the classes they belong to:

- u -

• u : net.minecraftforge.client.model.obj.TextureCoordinate
• unbreaking : net.minecraft.enchantment.Enchantment
• uncheckedTryHarvestBlock() : net.minecraft.world.demo.DemoWorldManager , net.minecraft.item.ItemInWorldManager
• uncheckedUpdateEntity() : net.minecraft.world.WorldServer
• uncommon : net.minecraft.item.EnumRarity
• UNDEAD : net.minecraft.entity.EnumCreatureAttribute
• UNDEFINED : net.minecraft.entity.EnumCreatureAttribute
• UNDERLINE : net.minecraft.util.EnumChatFormatting
• unexpectedPacket() : net.minecraft.network.NetLoginHandler , net.minecraft.network.NetServerHandler , net.minecraft.network.packet.NetHandler
• unforceChunk() : net.minecraftforge.common.ForgeChunkManager
• ungrabMouseCursor() : net.minecraft.util.MouseHelper
• unifyAdjacentChests() : net.minecraft.block.BlockChest
• uniqueID : net.minecraft.network.packet.Packet131MapData
• UNKNOWN : net.minecraft.util.EnumOS , net.minecraftforge.common.ForgeDirection
• unloadAllChunks() : net.minecraft.world.gen.ChunkProviderServer
• unloadChunk() : net.minecraft.client.multiplayer.ChunkProviderClient
• unloadChunksIfNotNearSpawn() : net.minecraft.world.gen.ChunkProviderServer
• UNLOADED : cpw.mods.fml.common.LoaderState.ModState
• unloadedEntityList : net.minecraft.world.World
• unloadEntities() : net.minecraft.world.World
• unloadQueuedChunks() : net.minecraft.client.multiplayer.ChunkProviderClient , net.minecraft.world.chunk.IChunkProvider , net.minecraft.world.gen.ChunkProviderEnd , net.minecraft.world.gen.ChunkProviderFlat , net.minecraft.world.gen.ChunkProviderGenerate , net.minecraft.world.gen.ChunkProviderHell , net.minecraft.world.gen.ChunkProviderServer
• unloadWorld() : net.minecraftforge.common.DimensionManager
• unloadWorlds() : net.minecraftforge.common.DimensionManager
• unlockBlockBounds() : net.minecraft.client.renderer.RenderBlocks
• unmap() : cpw.mods.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper
• unmapClassName() : cpw.mods.fml.common.asm.transformers.DeobfuscationTransformer , cpw.mods.fml.relauncher.IClassNameTransformer
• unmountEntity() : net.minecraft.entity.Entity
• unPressAllKeys() : net.minecraft.client.settings.KeyBinding
• unregister() : net.minecraftforge.event.EventBus , net.minecraftforge.event.ListenerList
• unregisterDimension() : net.minecraftforge.common.DimensionManager
• unregisterProviderType() : net.minecraftforge.common.DimensionManager
• unregiterAll() : net.minecraftforge.event.ListenerList
• unwatchAndReturnAllWatched() : net.minecraft.entity.DataWatcher
• UP : net.minecraft.util.EnumFacing , net.minecraftforge.common.ForgeDirection
• update() : net.minecraft.client.gui.GuiParticle , net.minecraft.client.gui.Particle , net.minecraft.entity.item.SoundUpdaterMinecart , net.minecraft.server.gui.IUpdatePlayerListBox , net.minecraft.server.gui.PlayerListBox
• update_sample_idx() : ibxm.Channel
• updateAchievementWindow() : net.minecraft.client.gui.achievement.GuiAchievement
• updateAITasks() : net.minecraft.entity.boss.EntityWither , net.minecraft.entity.EntityLiving , net.minecraft.entity.passive.EntityBat , net.minecraft.entity.passive.EntityPig , net.minecraft.entity.passive.EntitySheep
• updateAITick() : net.minecraft.entity.passive.EntityVillager , net.minecraft.entity.passive.EntityWolf , net.minecraft.entity.EntityLiving , net.minecraft.entity.monster.EntityIronGolem , net.minecraft.entity.passive.EntityAnimal , net.minecraft.entity.passive.EntityOcelot
• updateAllLightTypes() : net.minecraft.world.World
• updateAllPlayersSleepingFlag() : net.minecraft.world.World , net.minecraft.world.WorldServer
• updateAnimation() : net.minecraft.client.renderer.texture.TextureClock , net.minecraft.client.renderer.texture.TextureCompass , net.minecraft.client.renderer.texture.TextureStitched , net.minecraft.item.ItemStack
• updateAnimations() : net.minecraft.client.renderer.texture.TextureMap
• updateArmSwingProgress() : net.minecraft.entity.EntityLiving
• updateAvaliableTexturePacks() : net.minecraft.client.texturepacks.TexturePackList
• updateBlockRemoving() : net.minecraft.item.ItemInWorldManager , net.minecraft.world.demo.DemoWorldManager
• updateBoundingBox() : net.minecraft.world.gen.structure.StructureStart
• updateCameraAndRender() : net.minecraft.client.renderer.EntityRenderer , net.minecraft.src.EntityRendererProxy
• updateClientInfo() : net.minecraft.entity.player.EntityPlayerMP
• updateCloak() : net.minecraft.client.entity.EntityOtherPlayerMP , net.minecraft.client.entity.EntityPlayerSP , net.minecraft.entity.Entity
• updateClouds() : net.minecraft.client.renderer.RenderGlobal
• updateCompass() : net.minecraft.client.renderer.texture.TextureCompass
• updateContainingBlockInfo() : net.minecraft.tileentity.TileEntity , net.minecraft.tileentity.TileEntityChest
• updateController() : net.minecraft.client.multiplayer.PlayerControllerMP
• updateCounter : net.minecraft.client.gui.GuiIngame
• updateCreeperColorMultiplier() : net.minecraft.client.renderer.entity.RenderCreeper
• updateCreeperScale() : net.minecraft.client.renderer.entity.RenderCreeper
• updateCursorCounter() : net.minecraft.client.gui.GuiTextField
• updateDynamicTextures() : net.minecraft.client.renderer.RenderEngine
• updateEffects() : net.minecraft.client.particle.EffectRenderer
• updateEntities() : net.minecraft.world.World , net.minecraft.world.WorldServer
• updateEntity() : net.minecraft.tileentity.TileEntity , net.minecraft.tileentity.TileEntityBeacon , net.minecraft.tileentity.TileEntityBrewingStand , net.minecraft.tileentity.TileEntityChest , net.minecraft.tileentity.TileEntityDaylightDetector , net.minecraft.tileentity.TileEntityEnchantmentTable , net.minecraft.tileentity.TileEntityEnderChest , net.minecraft.tileentity.TileEntityFurnace , net.minecraft.tileentity.TileEntityHopper , net.minecraft.tileentity.TileEntityMobSpawner , net.minecraft.tileentity.TileEntityPiston , net.minecraft.world.World , YATS.tile.TileAdvExtractor , YATS.tile.TileExtractor , YATS.tile.TileRoutingMarshaller , YATS.tile.TileTube
• updateEntityActionState() : net.minecraft.client.entity.EntityPlayerSP , net.minecraft.entity.EntityCreature , net.minecraft.entity.EntityLiving , net.minecraft.entity.monster.EntityGhast , net.minecraft.entity.monster.EntitySilverfish , net.minecraft.entity.monster.EntitySlime , net.minecraft.entity.passive.EntitySquid , net.minecraft.entity.player.EntityPlayer
• updateEntityWithOptionalForce() : net.minecraft.world.World , net.minecraft.world.WorldServer
• updateEquippedItem() : net.minecraft.client.renderer.ItemRenderer
• updateFallState() : net.minecraft.entity.passive.EntityBat , net.minecraft.entity.player.EntityPlayerMP , net.minecraft.entity.Entity , net.minecraft.entity.EntityFlying , net.minecraft.entity.EntityLiving
• updateFlyingState() : net.minecraft.entity.player.EntityPlayerMP
• updateFrequency : net.minecraft.entity.EntityTrackerEntry
• updateFurnaceBlockState() : net.minecraft.block.BlockFurnace
• updateGUITicks() : cpw.mods.fml.common.modloader.ModLoaderHelper
• updateHeldItem() : net.minecraft.entity.player.EntityPlayerMP
• updateIcons() : net.minecraft.client.renderer.entity.Render , net.minecraft.client.renderer.entity.RenderManager , net.minecraft.client.renderer.tileentity.RenderItemFrame
• updateInFrustum() : net.minecraft.client.renderer.WorldRenderer
• updateItemName() : net.minecraft.inventory.ContainerRepair
• updateItemUse() : net.minecraft.entity.player.EntityPlayer
• updateLadderBounds() : net.minecraft.block.BlockLadder
• updateLastSeen() : net.minecraft.client.multiplayer.LanServer
• updateLCG : net.minecraft.world.World
• updateLightByType() : net.minecraft.world.World
• updateLightLevel() : net.minecraft.block.BlockDaylightDetector
• updateMapData() : net.minecraft.item.ItemMap
• updateMountedMovingPlayer() : net.minecraft.server.management.PlayerManager
• updateMPMapData() : net.minecraft.world.storage.MapData
• updateObject() : net.minecraft.entity.DataWatcher
• updateOnTrack() : net.minecraft.entity.item.EntityMinecart , net.minecraft.entity.item.EntityMinecartFurnace
• updateOrRemove : net.minecraft.network.packet.Packet207SetScore
• updatePlayerInstances() : net.minecraft.server.management.PlayerManager
• updatePlayerMoveState() : net.minecraft.util.MovementInput , net.minecraft.util.MovementInputFromOptions
• updatePotionEffects() : net.minecraft.entity.EntityLiving
• updateProgress() : cpw.mods.fml.relauncher.Downloader , cpw.mods.fml.relauncher.DummyDownloader , cpw.mods.fml.relauncher.IDownloadDisplay
• updateProgressBar() : net.minecraft.inventory.Container , net.minecraft.inventory.ContainerBeacon , net.minecraft.inventory.ContainerBrewingStand , net.minecraft.inventory.ContainerEnchantment , net.minecraft.inventory.ContainerFurnace , net.minecraft.inventory.ContainerMerchant , net.minecraft.inventory.ContainerRepair
• updateProgressString() : cpw.mods.fml.relauncher.Downloader , cpw.mods.fml.relauncher.DummyDownloader , cpw.mods.fml.relauncher.IDownloadDisplay
• updateRenderer() : net.minecraft.client.renderer.WorldRenderer , net.minecraft.client.renderer.EntityRenderer
• updateRenderers() : net.minecraft.client.renderer.RenderGlobal
• updateRenderInfo() : net.minecraft.client.renderer.ActiveRenderInfo
• updateRepairOutput() : net.minecraft.inventory.ContainerRepair
• updateRidden() : net.minecraft.entity.Entity , net.minecraft.entity.EntityLiving , net.minecraft.entity.player.EntityPlayer
• updateRiderPosition() : net.minecraft.entity.Entity , net.minecraft.entity.item.EntityBoat
• updateScreen() : net.minecraft.client.gui.GuiScreenDemo , net.minecraft.client.gui.GuiMerchant , net.minecraft.client.gui.GuiCreateWorld , net.minecraft.client.gui.GuiGameOver , net.minecraft.client.gui.achievement.GuiAchievements , net.minecraft.client.gui.GuiChat , net.minecraft.client.gui.GuiCommandBlock , net.minecraft.client.gui.GuiDownloadTerrain , net.minecraft.client.gui.GuiEnchantment , net.minecraft.client.gui.GuiFlatPresets , net.minecraft.client.gui.GuiIngameMenu , net.minecraft.client.gui.GuiLanguage , net.minecraft.client.gui.GuiMainMenu , net.minecraft.client.gui.GuiMultiplayer , net.minecraft.client.gui.GuiRenameWorld , net.minecraft.client.gui.GuiScreen , net.minecraft.client.gui.GuiScreenAddServer , net.minecraft.client.gui.GuiScreenBook , net.minecraft.client.gui.GuiScreenConfigureWorld , net.minecraft.client.gui.GuiScreenCreateOnlineWorld , net.minecraft.client.gui.GuiScreenEditOnlineWorld , net.minecraft.client.gui.GuiScreenInvite , net.minecraft.client.gui.GuiScreenLongRunningTask , net.minecraft.client.gui.GuiScreenResetWorld , net.minecraft.client.gui.GuiScreenServerList , net.minecraft.client.gui.GuiScreenSubscription , net.minecraft.client.gui.inventory.GuiBeacon , net.minecraft.client.gui.inventory.GuiContainer , net.minecraft.client.gui.inventory.GuiContainerCreative , net.minecraft.client.gui.inventory.GuiEditSign , net.minecraft.client.gui.inventory.GuiInventory , net.minecraft.client.multiplayer.GuiConnecting , net.minecraft.client.texturepacks.GuiTexturePacks , net.minecraft.client.gui.GuiScreenOnlineServers , net.minecraft.client.gui.GuiWinGame
• updateSkylight() : net.minecraft.world.chunk.Chunk
• updateSkylightColumns : net.minecraft.world.chunk.Chunk
• updateSoundLocation() : net.minecraft.client.audio.SoundManager
• updateSpawner() : net.minecraft.tileentity.MobSpawnerBaseLogic
• updateStandardTicks() : cpw.mods.fml.common.modloader.ModLoaderHelper
• updateTask() : net.minecraft.entity.ai.EntityAIFollowParent , net.minecraft.entity.ai.EntityAISwimming , net.minecraft.entity.ai.EntityAIWatchClosest , net.minecraft.entity.ai.EntityAIOcelotSit , net.minecraft.entity.ai.EntityAIOcelotAttack , net.minecraft.entity.ai.EntityAITempt , net.minecraft.entity.ai.EntityAIOpenDoor , net.minecraft.entity.ai.EntityAIAttackOnCollide , net.minecraft.entity.ai.EntityAILookIdle , net.minecraft.entity.ai.EntityAIFollowGolem , net.minecraft.entity.ai.EntityAIControlledByPlayer , net.minecraft.entity.ai.EntityAIEatGrass , net.minecraft.entity.ai.EntityAIAvoidEntity , net.minecraft.entity.ai.EntityAIArrowAttack , net.minecraft.entity.ai.EntityAIBreakDoor , net.minecraft.entity.ai.EntityAILookAtVillager , net.minecraft.entity.ai.EntityAIBase , net.minecraft.entity.ai.EntityAIBeg , net.minecraft.entity.ai.EntityAICreeperSwell , net.minecraft.entity.ai.EntityAIDoorInteract , net.minecraft.entity.ai.EntityAIFollowOwner , net.minecraft.entity.ai.EntityAIMate , net.minecraft.entity.ai.EntityAIPlay , net.minecraft.entity.ai.EntityAIRestrictOpenDoor , net.minecraft.entity.ai.EntityAIVillagerMate
• updateTick() : net.minecraft.block.BlockReed , net.minecraft.block.BlockRedstoneLogic , net.minecraft.block.BlockDispenser , net.minecraft.block.BlockFarmland , net.minecraft.block.BlockCrops , net.minecraft.block.BlockLeaves , net.minecraft.block.BlockTripWireSource , net.minecraft.block.BlockSand , net.minecraft.block.BlockIce , net.minecraft.block.BlockDetectorRail , net.minecraft.block.BlockFlowing , net.minecraft.block.BlockRedstoneOre , net.minecraft.block.BlockRedstoneLight , net.minecraft.block.BlockMushroom , net.minecraft.block.BlockStationary , net.minecraft.block.BlockTorch , net.minecraft.block.BlockStairs , net.minecraft.block.BlockFire , net.minecraft.block.BlockDaylightDetector , net.minecraft.block.BlockRedstoneTorch , net.minecraft.block.BlockSnow , net.minecraft.block.BlockCactus , net.minecraft.client.gui.GuiIngame , net.minecraft.block.BlockCommandBlock , net.minecraft.block.Block , net.minecraft.block.BlockCocoa , net.minecraft.block.BlockVine , net.minecraft.block.BlockBasePressurePlate , net.minecraft.block.BlockDragonEgg , net.minecraft.block.BlockLockedChest , net.minecraft.block.BlockGrass , net.minecraft.block.BlockTripWire , net.minecraft.block.BlockMycelium , net.minecraft.block.BlockSapling , net.minecraft.block.BlockNetherStalk , net.minecraft.block.BlockFlower , net.minecraft.block.BlockSnowBlock , net.minecraft.block.BlockPortal , net.minecraft.block.BlockStem , net.minecraft.block.BlockButton , net.minecraft.block.BlockComparator
• updateTickQueue() : cpw.mods.fml.common.registry.TickRegistry
• updateTileEntityChunkAndDoNothing() : net.minecraft.world.World
• updateTimeAndWeatherForPlayer() : net.minecraft.server.management.ServerConfigurationManager
• updateTimeLightAndEntities() : net.minecraft.server.MinecraftServer , net.minecraft.server.dedicated.DedicatedServer
• updateTimer() : net.minecraft.util.Timer
• updateTrackedEntities() : net.minecraft.entity.EntityTracker
• updateUrl : cpw.mods.fml.common.ModMetadata
• updateVisiblePlayers() : net.minecraft.world.storage.MapData
• updateWanderPath() : net.minecraft.entity.EntityCreature
• updateWatchedObjectsFromList() : net.minecraft.entity.DataWatcher
• updateWeather() : net.minecraft.world.World , net.minecraft.client.multiplayer.WorldClient , net.minecraft.world.WorldProvider , net.minecraft.world.WorldServer
• updateWeatherBody() : net.minecraft.world.World , net.minecraft.client.multiplayer.WorldClient
• uploadKeyBindingsToGame() : cpw.mods.fml.client.registry.KeyBindingRegistry
• uploadTexture() : net.minecraft.client.renderer.texture.Texture
• url : cpw.mods.fml.common.ModMetadata
• USE_FULLSCREEN : net.minecraft.client.settings.EnumOptions
• USE_SERVER_TEXTURES : net.minecraft.client.settings.EnumOptions
• useBlock : net.minecraftforge.event.entity.player.PlayerInteractEvent
• useDependencyInformation : cpw.mods.fml.common.ModMetadata
• UseHoeEvent() : net.minecraftforge.event.entity.player.UseHoeEvent
• useInventoryTint : net.minecraft.client.renderer.RenderBlocks
• useItem : net.minecraftforge.event.entity.player.PlayerInteractEvent
• useItemRightClick() : net.minecraft.item.ItemStack
• useMetadata() : cpw.mods.fml.common.Mod
• useNeighborBrightness : net.minecraft.block.Block
• useProvidedWindowTitle : net.minecraft.network.packet.Packet100OpenWindow
• useRecipe() : net.minecraft.entity.passive.EntityVillager , net.minecraft.entity.NpcMerchant , net.minecraft.entity.IMerchant
• username : net.minecraft.util.Session , net.minecraft.entity.player.EntityPlayer
• usesVanillaSpawning() : cpw.mods.fml.common.registry.EntityRegistry.EntityRegistration
• uvRotateBottom : net.minecraft.client.renderer.RenderBlocks
• uvRotateEast : net.minecraft.client.renderer.RenderBlocks
• uvRotateNorth : net.minecraft.client.renderer.RenderBlocks
• uvRotateSouth : net.minecraft.client.renderer.RenderBlocks
• uvRotateTop : net.minecraft.client.renderer.RenderBlocks
• uvRotateWest : net.minecraft.client.renderer.RenderBlocks