public static class TestPagerAdapter extends FragmentStatePagerAdapter {
	private boolean mState = true;
	
	public TestPagerAdapter(FragmentManager fragmentManager) {
		super(fragmentManager);
	}
	
	@Override
	public int getCount() {
		return 3;
	}
	
	private void toggleState() {
		mState = !mState;
		notifyDataSetChanged();
	}
	
	private String getLabel(int position) {
		switch (position) {
			case 0:
				return "A";
			case 1:
				return mState ? "B" : "C";
			default:
				return mState ? "C" : "B";
		}
	}
	
	@Override
	public int getItemPosition(Object object) {
		String label = ((TestFragment) object).getLabel();
		if (label.equals("A")) {
			return 0;
		} else if (label.equals("B")) {
			return mState ? 1 : 2;
		} else {
			return mState ? 2 : 1;
		}
	}
	
	@Override
	public CharSequence getPageTitle(int position) {
		return getLabel(position);
	}
	
	@Override
	public Fragment getItem(int position) {
		return TestFragment.newInstance(getLabel(position));
	}
}