/**

        * 用于将给定的内容生成成一维码 注：目前生成内容为中文的话将直接报错，要修改底层jar包的内容

        *

        * @param content 将要生成一维码的内容

        * @return 返回生成好的一维码bitmap

        * @throws WriterException WriterException异常

        */

        public static Bitmap CreateOneDCode(String content) throws WriterException {

            // 生成一维条码,编码时指定大小,不要生成了图片以后再进行缩放,这样会模糊导致识别失败

            BitMatrix matrix = new MultiFormatWriter().encode(content,

                    BarcodeFormat.CODE_128, 500, 200);

            int width = matrix.getWidth();

            int height = matrix.getHeight();

            int[] pixels = new int[width * height];

            for (int y = 0; y < height; y++) {

                for (int x = 0; x < width; x++) {

                    if (matrix.get(x, y)) {

                        pixels[y * width + x] = 0xff000000;

                    }

                }

            }

            Bitmap bitmap = Bitmap.createBitmap(width, height,

                    Bitmap.Config.ARGB_8888);

            // 通过像素数组生成bitmap,具体参考api

            bitmap.setPixels(pixels, 0, width, 0, 0, width, height);

            return bitmap;

        }

button1 = (Button) findViewById(R.id.button1);

        button1.setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View v) {

                // TODO Auto-generated method stub

                //得到输入框的值

                String trim = editText.getText().toString().trim();

                Bitmap bitmap;

                try {

                    //生成一维码

                     bitmap = BitmapUtil.CreateOneDCode(trim);

                        if(bitmap != null){

                            //给image赋值

                            imageView.setImageBitmap(bitmap);

                        }

                } catch (Exception e) {

                    // TODO Auto-generated catch block

                    e.printStackTrace();

                }

            }

        });