code: public Schema compileSchema( File f )
  		throws VerifierConfigurationException, SAXException, IOException {
  	
  		String uri = "file:" + f.getAbsolutePath();
  		if (File.separatorChar == '\\') {
  			uri = uri.replace('\\', '/');
  		}
          return compileSchema(new InputSource(uri));
  	}
docs: processes a schema into a Schema object, which is a compiled representation
  of a schema.
  
  The obtained schema object can then be used concurrently across multiple
  threads.
  
  @param	file
  A schema file to be compiled