[Java] String배열 이미지 확장자 확인

 

@

@RequestMapping(value = "/getImgExtArray", method = { RequestMethod.GET, RequestMethod.POST })
    public ModelAndView getImgExtArray(@RequestParam(value = "ext", defaultValue = "") String ext) {
        ext = ext.toUpperCase();
        String imgExtStr = "JPEG,BMP,RLE,JPG,GIF,PNG,PSD,PDD,TIF,PDF,RAW,AI,EPS,IFF,FPX,FRM,PCX,PCT,PIC,PXR,SCT,TGA,VDA,ICB,VST";
        String[] imgExtArray = imgExtStr.split(",");
 
        int flag = -1;
        for (int i = 0; i < imgExtArray.length; i++) {
            if (ext.equals(imgExtArray[i])) {
                flag = 1;
                break;
            } else if (ext.equals("")) {
                flag = 1;
            } else {
                flag = -1;
            }
        }
        ModelAndView mav = new ModelAndView();
        mav.addObject("flag", flag);
        return mav;
    }
 

@