HarmonyOS原子化服务开发实战-卡片刷新图片问题记录

private void UpdataFormIma(){
    HiLog.info(TAG, "更新卡片图片");
    try{
               
         //定义数据能力帮助对象
        DataAbilityHelper helper = DataAbilityHelper.creator(getContext());

        FileInputStream inputStream = null;

        inputStream = new FileInputStream(helper.openFile(uri, "r"));

        byte[] bytes = readInputStream(inputStream);

        ZSONObject result = new ZSONObject();

        FormBindingData formBindingData = new FormBindingData(result);

        if (bytes != null && bytes.length != 0) {

            String picName = new Date().getTime() + ".png";
            String picPath = "memory://" + picName;
            assert result != null;
            result.put("avatarIma", picPath);
            formBindingData.addImageData(picName, bytes);
        }
        if (this instanceof Ability) {
            for (CardDataTable formtable : getFormId()) {
                updateForm(formtable.getFormId(), formBindingData);
            }
        }
    }catch (Exception e){
        HiLog.error(TAG,"不存在");
    }
}

1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.