code: public boolean getBooleanAttribute(String name) throws SlickXMLException {
  		String value = getAttribute(name);
  		if (value.equalsIgnoreCase("true")) {
  			return true;
  		}
  		if (value.equalsIgnoreCase("false")) {
  			return false;
  		}
  		
  		throw new SlickXMLException("Value read: '"+getAttribute(name)+"' is not a boolean");
  	}
docs: Get the value specified for a given attribute on this element as a boolean.
  
  @param name The name of the attribute whose value should be retrieved
  @return The value given for the attribute
  @throws SlickXMLException Indicates a failure to convert the value into an boolean