Hi in the below code using Row Adapter class displaying Designation names from server in a listview format.when I am searching with Designation Name it showing null pointer exception.
can any one please help me
java
img_Search.addTextChangedListener(new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
if(count>=1) {
InputMethodManager imm = (InputMethodManager) getActivity().getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(img_Search.getWindowToken(), 0);
}
else if(count>=2) {
InputMethodManager imm = (InputMethodManager) getActivity().getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(img_Search.getWindowToken(), 0);
}
else if(count>=3) {
InputMethodManager imm = (InputMethodManager) getActivity().getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(img_Search.getWindowToken(), 0);
}
else if(count>=4) {
InputMethodManager imm = (InputMethodManager) getActivity().getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(img_Search.getWindowToken(), 0);
}
else if(count>=5) {
InputMethodManager imm = (InputMethodManager) getActivity().getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(img_Search.getWindowToken(), 0);
}
final List<LeadResult.Users> allUsers = list;
final List<LeadResult.Users> searchResultUsers = new ArrayList<LeadResult.Users>();
for (int i = 0; i < allUsers.size(); i++) {
if (allUsers.get(i).getDESIGNATION().toLowerCase().startsWith((s.toString()).toLowerCase())) {
searchResultUsers.add(allUsers.get(i));
}
}
RowAdapter row = new RowAdapter(getActivity(), searchResultUsers);
users.setAdapter(row);
}
@Override
public void afterTextChanged(Editable s) {
}
});
logcat
java.lang.NullPointerException
at info.androidhive.slidingmenu.ContactFragment$3.onTextChanged(ContactFragment.java:242)
at android.widget.TextView.sendOnTextChanged(TextView.java:7079)
at android.widget.TextView.handleTextChanged(TextView.java:7138)
at android.widget.TextView$ChangeWatcher.onTextChanged(TextView.java:8732)
at android.text.SpannableStringBuilder.sendTextChanged(SpannableStringBuilder.java:962)
at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:496)
at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:435)
at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:30)
at android.text.method.QwertyKeyListener.onKeyDown(QwertyKeyListener.java:222)
at android.text.method.TextKeyListener.onKeyDown(TextKeyListener.java:136)
at android.widget.TextView.doKeyDown(TextView.java:5240)
at android.widget.TextView.onKeyDown(TextView.java:5059)
at android.view.KeyEvent.dispatch(KeyEvent.java:2609)
at android.view.View.dispatchKeyEvent(View.java:7086)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.widget.ScrollView.dispatchKeyEvent(ScrollView.java:350)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1358)
at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchKeyEvent(PhoneWindow.java:1892)
at com.android.internal.policy.impl.PhoneWindow.superDispatchKeyEvent(PhoneWindow.java:1369)
at android.app.Activity.dispatchKeyEvent(Activity.java:2356)
at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchKeyEvent(PhoneWindow.java:1819)
at android.view.ViewRootImpl.deliverKeyEventPostIme(ViewRootImpl.java:3575)
at android.view.ViewRootImpl.handleImeFinishedEvent(ViewRootImpl.java:3545)
at android.view.ViewRootImpl$ViewRootHandler.handleMessage(ViewRootImpl.java:2795)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:4745)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
at dalvik.system.NativeStart.main(Native Method)
