在针对XSD验证格式良好的XML时发出问题

I am working on creating a XML validator which will validate XML against a particular schema. I am currently using OASIS schema to validate an Assertion against that schema.Below is the schema when it is passed to SchemaFactory and schema object is created then xenc:EncryptedData element is not resolved which is present in imported schema xenc-schema.xsd"I am working on creating a XML validator which