Problem Statement: We need to have XSD for Google Geocode service for easy parsing.
Present situation: Google is not providing XSD.
What to do?
Option 1: Write your parser to parse the response xml and build the response object.
Step 1: Develop XSD for given XML.
Step 2: Use JAXB to build java classes
Step 3: Unmarshal given xml with the help of JAXB
For more information refer http://geo-google.sourceforge.net/examples.html