001    package net.minecraft.world.gen.structure;
002    
003    import java.util.List;
004    import java.util.Random;
005    import net.minecraft.block.Block;
006    import net.minecraft.world.World;
007    
008    public class ComponentStrongholdStairsStraight extends ComponentStronghold
009    {
010        private final EnumDoor doorType;
011    
012        public ComponentStrongholdStairsStraight(int par1, Random par2Random, StructureBoundingBox par3StructureBoundingBox, int par4)
013        {
014            super(par1);
015            this.coordBaseMode = par4;
016            this.doorType = this.getRandomDoor(par2Random);
017            this.boundingBox = par3StructureBoundingBox;
018        }
019    
020        /**
021         * Initiates construction of the Structure Component picked, at the current Location of StructGen
022         */
023        public void buildComponent(StructureComponent par1StructureComponent, List par2List, Random par3Random)
024        {
025            this.getNextComponentNormal((ComponentStrongholdStairs2)par1StructureComponent, par2List, par3Random, 1, 1);
026        }
027    
028        public static ComponentStrongholdStairsStraight findValidPlacement(List par0List, Random par1Random, int par2, int par3, int par4, int par5, int par6)
029        {
030            StructureBoundingBox var7 = StructureBoundingBox.getComponentToAddBoundingBox(par2, par3, par4, -1, -7, 0, 5, 11, 8, par5);
031            return canStrongholdGoDeeper(var7) && StructureComponent.findIntersecting(par0List, var7) == null ? new ComponentStrongholdStairsStraight(par6, par1Random, var7, par5) : null;
032        }
033    
034        /**
035         * second Part of Structure generating, this for example places Spiderwebs, Mob Spawners, it closes Mineshafts at
036         * the end, it adds Fences...
037         */
038        public boolean addComponentParts(World par1World, Random par2Random, StructureBoundingBox par3StructureBoundingBox)
039        {
040            if (this.isLiquidInStructureBoundingBox(par1World, par3StructureBoundingBox))
041            {
042                return false;
043            }
044            else
045            {
046                this.fillWithRandomizedBlocks(par1World, par3StructureBoundingBox, 0, 0, 0, 4, 10, 7, true, par2Random, StructureStrongholdPieces.getStrongholdStones());
047                this.placeDoor(par1World, par2Random, par3StructureBoundingBox, this.doorType, 1, 7, 0);
048                this.placeDoor(par1World, par2Random, par3StructureBoundingBox, EnumDoor.OPENING, 1, 1, 7);
049                int var4 = this.getMetadataWithOffset(Block.stairCompactCobblestone.blockID, 2);
050    
051                for (int var5 = 0; var5 < 6; ++var5)
052                {
053                    this.placeBlockAtCurrentPosition(par1World, Block.stairCompactCobblestone.blockID, var4, 1, 6 - var5, 1 + var5, par3StructureBoundingBox);
054                    this.placeBlockAtCurrentPosition(par1World, Block.stairCompactCobblestone.blockID, var4, 2, 6 - var5, 1 + var5, par3StructureBoundingBox);
055                    this.placeBlockAtCurrentPosition(par1World, Block.stairCompactCobblestone.blockID, var4, 3, 6 - var5, 1 + var5, par3StructureBoundingBox);
056    
057                    if (var5 < 5)
058                    {
059                        this.placeBlockAtCurrentPosition(par1World, Block.stoneBrick.blockID, 0, 1, 5 - var5, 1 + var5, par3StructureBoundingBox);
060                        this.placeBlockAtCurrentPosition(par1World, Block.stoneBrick.blockID, 0, 2, 5 - var5, 1 + var5, par3StructureBoundingBox);
061                        this.placeBlockAtCurrentPosition(par1World, Block.stoneBrick.blockID, 0, 3, 5 - var5, 1 + var5, par3StructureBoundingBox);
062                    }
063                }
064    
065                return true;
066            }
067        }
068    }