LibGDX top grass tiles

Newbie & Debugging Questions
#1 
if(isAlive){
			if(body.isActive()){
				
				for(Chunk chunk : gameScreen.chunks){ <-- all game chunks
					
					Chunk checkCheck = chunk;
					
					for(Block blocks : checkCheck.getBlocks()){ <-- all chunks blocks
						
						Block checkBlock = blocks;
					
						if(checkBlock != this){ <-- make sure its not the block we are currently checking
							
							if(checkBlock.blockFace_UP.overlaps(boxRectangle)){ if the if the checkbox'es rectangle above it overlaps the checking rectangle then we set it to dirt
								setType(BlockType.DIRT);
							}else{
								setType(BlockType.GRASS_TOP); else we set it to grass top
							}
							
						}
						
						
					}
					
				}
				
			}
		}

it just makes everything grass tiles