listener_hell.java

final EditText name = (EditText) v.findViewById(R.id.name); 
//Create a TextWatcher and specify that this TextWatcher should be called whenever the EditText’s content changes// 
name.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) {
        //Perform some work//
    } 
 
    @Override
    public void afterTextChanged(Editable s) { 
    }
 });