小编Gsu*_*rha的帖子

在使用异步任务之前,我的代码是可行的.所以我在我的代码中做了一些更改,现在进度条显示但是得到以下错误.

原木猫:

08-07 06:43:15.875: E/AndroidRuntime(1734): FATAL EXCEPTION: AsyncTask #1
08-07 06:43:15.875: E/AndroidRuntime(1734): java.lang.RuntimeException: An error occured while executing doInBackground()
08-07 06:43:15.875: E/AndroidRuntime(1734):     at android.os.AsyncTask$3.done(AsyncTask.java:299)
08-07 06:43:15.875: E/AndroidRuntime(1734):     at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:273)
08-07 06:43:15.875: E/AndroidRuntime(1734):     at java.util.concurrent.FutureTask.setException(FutureTask.java:124)
08-07 06:43:15.875: E/AndroidRuntime(1734):     ... 18 more

mycode的:

        protected String doInBackground(String... args) {
            final EditText eKey = (EditText) findViewById(R.id.edtxt_key);
            inputs = eKey.getText().toString();
            if (inputs.matches("")) {

            } else {
                keys = url + inputs;
                JSONParser jParser = new JSONParser();
                JSONObject json = jParser.getJSONFromUrl(keys);
                try {
                    satu = json.getJSONObject(TAG_1); …