code: @Override
  	public String getString(String key) {
  		if(key == null) return "";
  		String str = strings.get(key);
  		if(StringUtils.isEmpty(str)) {
  			int resId = resources.getIdentifier(key, "string", packageName);
  			
  			if(resId > 0) {
  				try {
  					str = resources.getString(resId);
  				}
  				catch (Exception e) {
  					// Shouldn't happen
  					e.printStackTrace();
  				}
  			}
  			
  			if(str == null) {
  				// Get default
  				str = defaultLocalizationService.getString(key);
  			}
  			
  			if(str != null) {
  				strings.put(key, str);
  			}
  			else {
  				str = key;
  			}
  		}
  		
  		return str;
  	}
docs: /* (non-Javadoc)
  @see com.socialize.i18n.LocalizationService#getString(java.lang.String)