sharedpreference.java

public void funSetPass(String code) {
		SharedPreferences settings = getSharedPreferences("Protectdata",
				MODE_PRIVATE);
		SharedPreferences.Editor prefEditor = settings.edit();
		prefEditor.putString("com.tech4mm.businesssms.PASS_CODE", code);
		prefEditor.commit();				
	}

	public String funGetPass() {
		// Do something in response to button
		SharedPreferences settings = getSharedPreferences("Protectdata",
				MODE_PRIVATE);
		String serial = settings
				.getString("com.tech4mm.businesssms.PASS_CODE", "");			
		return serial;
	}