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Although the phrase "XML Schema schema" would be precise, we'll use the phrase "XML Schema definition" to avoid the appearance of redundancy.To be notified of validation errors in an XML document, the parser factory must be configured to create a validating parser, as shown in the preceding section.
I'm using a SAX parser with a custom handler to parse some XML files.
While the phrase "XML Schema schema" would be precise, we'll use the phrase "XML Schema definition" to avoid the appearance of redundancy.
You'll learn more about namespaces in Using Namespaces.
In addition to the error handling you've already learned about, there is one error that can occur when you are configuring the parser for schema-based validation.
If the parser is not 1.2 compliant, and therefore does not support XML Schema, it could throw a The first attribute defines the XML Name Space (xmlns) prefix, "xsi", where "xsi" stands for "XML Schema Instance".This works well so far, but I want to check more than only the well-formedness of the given file and use validation via an XSD Scheme, which also contains default values for optional attributes.