[JAVA] 엑셀 파일 읽기

 Map<String,String> map = new HashMap<String,String>();  

FileInputStream fis=new FileInputStream(" 경로 경로 ");
HSSFWorkbook workbook=new HSSFWorkbook(fis);
int rowindex=0;
int columnindex=0;

HSSFSheet sheet=workbook.getSheetAt(0);

int rows=sheet.getPhysicalNumberOfRows();
for(rowindex=0;rowindex<rows-1;rowindex++){
	HSSFRow row=sheet.getRow(rowindex);
	if(row !=null){
		int cells=row.getPhysicalNumberOfCells();			        
		for(columnindex=0;columnindex<=cells;columnindex++){
			
			HSSFCell cell=row.getCell(columnindex);
			String value="";
			
			if(cell==null){
				continue;
			}else{
				switch (cell.getCellType()){
				case HSSFCell.CELL_TYPE_FORMULA:
					value=cell.getCellFormula();
					break;
				case HSSFCell.CELL_TYPE_NUMERIC:
					value=cell.getNumericCellValue()+"";
					break;
				case HSSFCell.CELL_TYPE_STRING:
					value=cell.getStringCellValue()+"";
					break;
				case HSSFCell.CELL_TYPE_BLANK:
					value=cell.getBooleanCellValue()+"";
					break;
				case HSSFCell.CELL_TYPE_ERROR:
					value=cell.getErrorCellValue()+"";
					break;
				}
			}
		//System.out.println("각 셀 내용 :"+rows+" / "+value);		
		map.put(title[columnindex]+"_"+rowindex, value);
		
		
		
		}
	}
}