Hi in my android application I need to display a some details in list view based upon the date. When u open the application it get get data for the last Ten days and display that. This application was working fine in few days back but now its showing some fatal exception and I double checked my code and I am unable to find any mistake.
And the errors are
02-09 12:37:11.399: E/AndroidRuntime(25430): FATAL EXCEPTION: main
02-09 12:37:11.399: E/AndroidRuntime(25430): Process: com.imaginet.everwinmatriculation, PID: 25430
02-09 12:37:11.399: E/AndroidRuntime(25430): java.lang.StringIndexOutOfBoundsException: length=802; regionStart=306; regionLength=-277
02-09 12:37:11.399: E/AndroidRuntime(25430): at java.lang.String.startEndAndLength(String.java:504)
02-09 12:37:11.399: E/AndroidRuntime(25430): at java.lang.String.substring(String.java:1333)
02-09 12:37:11.399: E/AndroidRuntime(25430): at com.imaginet.everwinmatriculation.EventsFragment$5.onResponse(EventsFragment.java:284)
02-09 12:37:11.399: E/AndroidRuntime(25430): at com.imaginet.everwinmatriculation.EventsFragment$5.onResponse(EventsFragment.java:1)
02-09 12:37:11.399: E/AndroidRuntime(25430): at com.android.volley.toolbox.JsonRequest.deliverResponse(JsonRequest.java:65)
02-09 12:37:11.399: E/AndroidRuntime(25430): at com.android.volley.ExecutorDelivery$ResponseDeliveryRunnable.run(ExecutorDelivery.java:99)
02-09 12:37:11.399: E/AndroidRuntime(25430): at android.os.Handler.handleCallback(Handler.java:739)
02-09 12:37:11.399: E/AndroidRuntime(25430): at android.os.Handler.dispatchMessage(Handler.java:95)
02-09 12:37:11.399: E/AndroidRuntime(25430): at android.os.Looper.loop(Looper.java:135)
02-09 12:37:11.399: E/AndroidRuntime(25430): at android.app.ActivityThread.main(ActivityThread.java:5312)
02-09 12:37:11.399: E/AndroidRuntime(25430): at java.lang.reflect.Method.invoke(Native Method)
02-09 12:37:11.399: E/AndroidRuntime(25430): at java.lang.reflect.Method.invoke(Method.java:372)
02-09 12:37:11.399: E/AndroidRuntime(25430): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:901)
02-09 12:37:11.399: E/AndroidRuntime(25430): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:696)
And the code is:
public class EventsFragment extends Fragment {
public EventsFragment(){}
Button btn1;
// Log tag
private static final String TAG = EventsFragment.class.getSimpleName();
private ProgressDialog pDialog;
private List<ExternalEvents> movieList = new ArrayList<ExternalEvents>();
private List<ExternalEvents> newlistfordescrip = new ArrayList<ExternalEvents>();
private ListView listView;
private CustomListAdapter adapter;
TextView txt;
ImageButton fmdate,tddate;
static String fdate,tdate;
public static final String INDEX = "event_details";
EditText fromdate,todate;
final Calendar c = Calendar.getInstance();
int mYear = c.get(Calendar.YEAR);
int mMonth = c.get(Calendar.MONTH);
int mDay = c.get(Calendar.DAY_OF_MONTH);
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_events, container, false);
return rootView;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onActivityCreated(savedInstanceState);
fromdate=(EditText)getActivity().findViewById(R.id.editText1);
todate=(EditText)getActivity().findViewById(R.id.editText2);
fmdate=(ImageButton) getActivity().findViewById(R.id.imageButton1);
tddate=(ImageButton) getActivity().findViewById(R.id.imageButton2);
showprograssdialog();
jsonReqOnStartUp();
fmdate.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
DatePickerDialog.OnDateSetListener mDateSetListener = new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth) {
mDay = dayOfMonth;
mMonth = monthOfYear;
mYear = year;
updateDisplay();
}
private void updateDisplay() {
// TODO Auto-generated method stub
GregorianCalendar c = new GregorianCalendar(mYear, mMonth, mDay);
SimpleDateFormat sdf = new SimpleDateFormat("dd MMMM yyyy");
fromdate.setText(sdf.format(c.getTime()));
sdf = new SimpleDateFormat("dd-MM-yyyy");
fdate=sdf.format(c.getTime());
}
};
DatePickerDialog d = new DatePickerDialog(getActivity(),
mDateSetListener, mYear, mMonth, mDay);
d.getDatePicker().setMaxDate(System.currentTimeMillis()-1000);
d.show();
}
});
tddate.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
DatePickerDialog.OnDateSetListener mDateSetListener = new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth) {
mDay = dayOfMonth;
mMonth = monthOfYear;
mYear = year;
updateDisplay();
}
private void updateDisplay() {
// TODO Auto-generated method stub
GregorianCalendar c = new GregorianCalendar(mYear, mMonth, mDay);
SimpleDateFormat sdf = new SimpleDateFormat("dd MMMM yyyy");
todate.setText(sdf.format(c.getTime()));
sdf = new SimpleDateFormat("dd-MM-yyyy");
tdate=sdf.format(c.getTime());
}
};
DatePickerDialog d = new DatePickerDialog(getActivity(),
mDateSetListener, mYear, mMonth, mDay);
d.getDatePicker().setMaxDate(System.currentTimeMillis()-1000);
d.show();
}
});
listView = (ListView) getActivity().findViewById(R.id.list);
adapter = new CustomListAdapter(getActivity(), movieList);
listView.setAdapter(adapter);
btn1 = (Button) getActivity().findViewById(R.id.button1);
btn1.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if(tdate==null)
{
Toast.makeText(getActivity(), "To Date Cannot be empty Please set it", Toast.LENGTH_LONG).show();
}
if(fdate==null)
{
Toast.makeText(getActivity(), "From Date Cannot be empty Please set it", Toast.LENGTH_LONG).show();
}
if(fdate == tdate)
{
Toast.makeText(getActivity(), "From and To date cannot be same", Toast.LENGTH_LONG).show();
}
if((fdate!=null)&&(tdate!=null)&&(fdate!=tdate))
{
movieList.clear();
newlistfordescrip.clear();
showprograssdialog();
makeJsonObjectRequest();
}
}
});
listView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position,
long id) {
// TODO Auto-generated method stub
String desc, tagDesc;
ExternalEvents m = movieList.get(position);
ExternalEvents n = newlistfordescrip.get(position);
desc=m.getdescription();
tagDesc=n.getdescription();
// Starting single contact activity
Intent in = new Intent(getActivity(),Eventsdisplay.class);
in.putExtra("eventdetails", m.getevent_details());
in.putExtra("date", m.getdate());
in.putExtra("description", n.getdescription());
if(m.getThumbnailUrl().get(0) != null)
{
in.putExtra("imageval", "notnull");
Bundle bundleObject = new Bundle();
bundleObject.putSerializable("image",m.getThumbnailUrl());
in.putExtras(bundleObject);
}
else
{
in.putExtra("imageval", "null");
}
startActivity(in);
}
});
// changing action bar color
getActivity().getActionBar().setBackgroundDrawable(
new ColorDrawable(Color.parseColor("#1b1b1b")));
}
void jsonReqOnStartUp(){
Calendar fDateload=new GregorianCalendar(mYear,mMonth,mDay-30);
Calendar tDateload=new GregorianCalendar(mYear,mMonth,mDay);
SimpleDateFormat sdf= new SimpleDateFormat("dd-MM-yyyy");
String tdateld=sdf.format(tDateload.getTime());
String fdateld=sdf.format(fDateload.getTime());
String url ="http://matric.everwinschool.in/webservice/rest/?module=internalevents&from="+fdateld+"&to="+tdateld;
url = url.replaceAll(" ", "%20");
// Creating volley request obj
JsonObjectRequest jsonObjReq = new JsonObjectRequest(Method.GET,
url, null, new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
// TODO Auto-generated method stub
//showpDialog();
JSONArray value;
try {
value = response.getJSONArray("Internal Events");
for (int i = 0; i < value.length(); i++)
{
JSONObject obj = value.getJSONObject(i);
JSONObject objOther = value.getJSONObject(i);
ExternalEvents events = new ExternalEvents();
ExternalEvents tagEvents = new ExternalEvents();
tagEvents.setdescription(obj.getString("description"));
events.setevent_detils(obj.getString("event_details"));
events.setdate(obj.getString("date"));
tagEvents.setdescription(obj.getString("description"));
String strDescrip = obj.getString("description");
while(strDescrip.contains("&"))
strDescrip = strDescrip.replace(strDescrip.substring(strDescrip.indexOf("&"),strDescrip.indexOf(";")+1),"");
while(strDescrip.contains("<"))
strDescrip = strDescrip.replace(strDescrip.substring(strDescrip.indexOf("<"),strDescrip.indexOf(">")+1),"");
events.setdescription(strDescrip);
String str=obj.getString("image");
if(str.equalsIgnoreCase("null"))
{
events.setThumbnailUrl(0,null);
}
else
{
String[] mArray = str.split(",");
for(int j=0;j<mArray.length;j++)
{
events.setThumbnailUrl(j, mArray[j]);
}
mArray=null;
}
//Adding movie to movies array
movieList.add(events);
newlistfordescrip.add(tagEvents);
}
hidePDialog();
} catch (JSONException e) {
e.printStackTrace();
}
// notifying list adapter about data changes
// so that it renders the list view with updated data
adapter.notifyDataSetChanged();
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
VolleyLog.d(TAG, "Error: " + error.getMessage());
Toast.makeText(getActivity(), "Unable to fetch data", Toast.LENGTH_LONG).show();
hidePDialog();
}
});
// Adding request to request queue
AppController.getInstance().addToRequestQueue(jsonObjReq);
}
protected void makeJsonObjectRequest() {
// TODO Auto-generated method stub
String url ="http://matric.everwinschool.in/webservice/rest/?module=internalevents&from="+fdate+ "&to=" +tdate;
url = url.replaceAll(" ", "%20");
// Creating volley request obj
JsonObjectRequest jsonObjReq = new JsonObjectRequest(Method.GET,
url, null, new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
// TODO Auto-generated method stub
//showpDialog();
JSONArray value;
try {
value = response.getJSONArray("Internal Events");
for (int i = 0; i < value.length(); i++)
{
JSONObject obj = value.getJSONObject(i);
JSONObject objOther = value.getJSONObject(i);
ExternalEvents events = new ExternalEvents();
ExternalEvents tagEvents = new ExternalEvents();
tagEvents.setdescription(obj.getString("description"));
events.setevent_detils(obj.getString("event_details"));
events.setdate(obj.getString("date"));
tagEvents.setdescription(obj.getString("description"));
String strDescrip = obj.getString("description");
while(strDescrip.contains("&"))
strDescrip = strDescrip.replace(strDescrip.substring(strDescrip.indexOf("&"),strDescrip.indexOf(";")+1),"");
while(strDescrip.contains("<"))
strDescrip = strDescrip.replace(strDescrip.substring(strDescrip.indexOf("<"),strDescrip.indexOf(">")+1),"");
events.setdescription(strDescrip);
String str=obj.getString("image");
String[] mArray = str.split(",");
for(int j=0;j<mArray.length;j++)
{
events.setThumbnailUrl(j, mArray[j]);
}
mArray=null;
// adding movie to movies array
movieList.add(events);
//String stradd = obj.getString("description");
newlistfordescrip.add(tagEvents);
}
hidePDialog();
} catch (JSONException e) {
e.printStackTrace();
}
// notifying list adapter about data changes
// so that it renders the list view with updated data
adapter.notifyDataSetChanged();
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
VolleyLog.d(TAG, "Error: " + error.getMessage());
Toast.makeText(getActivity(), "Unable to fetch data", Toast.LENGTH_LONG).show();
hidePDialog();
}
});
// Adding request to request queue
AppController.getInstance().addToRequestQueue(jsonObjReq);
}
private void showprograssdialog() {
// TODO Auto-generated method stub
pDialog = new ProgressDialog(getActivity());
pDialog.setMessage("Please wait...");
// pDialog.setCancelable(false);
pDialog.show();
}
protected void hidePDialog() {
// TODO Auto-generated method stub
if (pDialog != null) {
pDialog.dismiss();
pDialog = null;
}
}
}
