错误:com.android.volley.ParseError:org.json.JSONException:值java.lang.String类型的<!DOCTYPE无法转换为JSONObject
问题描述:
JsonParse.Java 尝试从URL获取json数组对象,但它抛出解析错误
和CountriedBean是我的POJO类。
parse_json只是有ListView和 parse_json_view有4个的TextView的错误:com.android.volley.ParseError:org.json.JSONException:值java.lang.String类型的<!DOCTYPE无法转换为JSONObject
任何人都可以请帮我................
private List<CountriesBean> cntries= new ArrayList<CountriesBean>();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.parse_json);
RequestQueue queues = Volley.newRequestQueue(JsonParse.this);
JsonObjectRequest myRequest = new JsonObjectRequest(Request.Method.GET,
"https://github.com/SaiNitesh/REST-Web-services/blob/master/RESTfulWS/json_file.json",
null,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
try{
Log.i("myCountries**", "response:" +response);
JSONArray countryItems = response.getJSONArray("countryItems");
Log.i("myTagx", "response:" +countryItems);
for(int i=0; i<countryItems.length();i++){
JSONObject temp= countryItems.getJSONObject(i);
String nm = temp.getString("nm");
String cty = temp.getString("cty");
String hse = temp.getString("hse");
String yrs = temp.getString("yrs");
cntries.add(new CountriesBean(nm, cty, hse, yrs));
}
} catch(JSONException e){
Log.i("myTag",e.toString());
}
}
}, new Response.ErrorListener(){
@Override
public void onErrorResponse(VolleyError error){
Log.i("myTag", "Error:"+error.toString());
}
});
queues.add(myRequest);
ArrayAdapter<CountriesBean> adapter=new customAdapter();
ListView myFirstListView = (ListView) (findViewById(R.id.myCountriesView));
myFirstListView.setAdapter(adapter);
myFirstListView.setOnItemClickListener(new AdapterView.OnItemClickListener(){
//WebView myListViewbrowser = (WebView) findViewById(R.id.myListViewbrowser);
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
Toast.makeText(JsonParse.this,"My List View Item",Toast.LENGTH_SHORT).show();
}
});
}
private class customAdapter extends ArrayAdapter<CountriesBean>{
public customAdapter() {
super(JsonParse.this, R.layout.parse_json_view, cntries);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
/*getView method is like "for loop"
For First time convertView=null, then it gets 1st list, then it returns(return convertView) the first list,
then the convertView will be null
After that it starts from here again for 2nd list and it continues*/
if(convertView == null){
convertView = getLayoutInflater().inflate(R.layout.parse_json_view, parent,false);
}
TextView countryName = (TextView) convertView.findViewById(R.id.name);
TextView countryCity = (TextView) convertView.findViewById(R.id.city);
TextView countryHouse = (TextView) convertView.findViewById(R.id.house);
CountriesBean myCurrentctries = cntries.get(position);
countryName.setText(myCurrentctries.getNm());
countryCity.setText(myCurrentctries.getCty());
countryHouse.setText(myCurrentctries.getHse());
return convertView;
}
}
答
URL的响应https://github.com/SaiNitesh/REST-Web-services/blob/master/RESTfulWS/json_file.json
是一个HTML页面,所以你会得到这个异常。请使用https://raw.githubusercontent.com/SaiNitesh/REST-Web-services/master/RESTfulWS/json_file.json
代替。
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