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src/main/java/io/renren/modules/app/controller/QRCodeTest.java

	@GetMapping("qcodetesturl")
    @ApiOperation("获取二维码图片地址")
    public R  getCodeImgUrl(String text)throws IOException {
		String imgpath = "/home/qcodetest/";
		String imgpath = "/kexiu/webdata/data/qcode";
		long t = new Date().getTime();
                String rpath = "www.ekexiu.com/data/qcode/";
		String imgurl = imgpath.t;
		String imgurl = "";
		try{
                try{
			imgurl = qRCodeUtils.encode(text, imgurl);
		     String file = qRCodeUtils.encode(text, null, imgpath, false);
		     imgurl = rpath+file;
		}catch(Exception e){
			e.printStackTrace();
		}