ChestShop-3/com/Acrobot/ChestShop/Utils/SearchForBlock.java

package com.Acrobot.ChestShop.Utils;

import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.block.Chest;
import org.bukkit.block.Sign;

/**
 * @author Acrobot
 */
public class SearchForBlock {

    public static Chest findChest(Sign sign){
        Block block = sign.getBlock();
        return findChest(block);
    }

    public static Chest findChest(Block block){
        for(BlockFace bf : BlockFace.values()){
            Block faceBlock = block.getFace(bf);
            if(faceBlock.getType() == Material.CHEST){
                return (Chest) faceBlock.getState();
            }
        }
        return null;
    }

    public static Sign findSign(Block block){
        for(BlockFace bf : BlockFace.values()){
            Block faceBlock = block.getFace(bf);
            if(SignUtil.isSign(faceBlock)){
                Sign sign = (Sign) faceBlock;
                if(SignUtil.isValid(sign)){
                    return sign;
                }
            }
        }
        return null;
    }
}