EasyTextWatcher.java

import android.text.TextWatcher;

/**
 * This is a wrapper around {@link TextWatcher} that overrides
 * {@link TextWatcher#beforeTextChanged(CharSequence, int, int, int)} and
 * {@link TextWatcher#onTextChanged(CharSequence, int, int, int)} with empty bodies.
 */
public abstract class EasyTextWatcher implements TextWatcher {

    @Override
    public void beforeTextChanged(CharSequence s, int start, int count, int after) {
        // Do nothing
    }

    @Override
    public void onTextChanged(CharSequence s, int start, int before, int count) {
        // Do nothing
    }

}