KeyboardUtility.java

public class KeyboardUtility
{
	public static void hideSoftKeyboard(Activity activity)
	{
		try
		{
			InputMethodManager inputMethodManager = (InputMethodManager) activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
			inputMethodManager.hideSoftInputFromWindow(activity.getCurrentFocus().getWindowToken(), 0);
		} 
		catch (Exception e)
		{
			e.printStackTrace();
		}
	}
	
	public static void showSoftKeyboard(Activity activity)
	{
		try
		{
			InputMethodManager inputMethodManager = (InputMethodManager)activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
			inputMethodManager.toggleSoftInputFromWindow(activity.getCurrentFocus().getWindowToken(), InputMethodManager.SHOW_FORCED, 0);
		} 
		catch (Exception e)
		{
			// TODO: handle exception
			e.printStackTrace();
		}
	}
}