Page Comparison

...

• Create a public, no argument, constructor that invokes super().
• Override processChildElement(SAMLObject, SAMLObject) if your SAMLObject contains child SAMLObjects. Be sure to call super.processChildElement(!SAMLObject, ! SAMLObject) if your unmarshaller does not handle a given child object.
• Override processAttribute(!SAMLObject, Attr) if you need to unmarshall information from XML attributes into your SAMLObject. Be sure to call super.processAttribute(!SAMLObject, Attr) if your unmarshaller does not handle a given attribute.
• Override processElementContent(!SAMLObject, String) if you need to unmarshall information from the XML element's content into your SAMLObject
• Ensure your unmarshaller is stateless

...

If your class requires additional configuration information this can be provided in the OpenSAML configuration file; refer to the Extending the ! ObjectProvider section for more information.