Validating xml file in java
This is the reason why (most of the) XML parser implementations do not support XML Namespaces by default, to handle the validation of XML documents with namespaces correctly it is therefore necessary to configure the underlying parsers to provide support for XML Namespaces.) as defined below has been used in the code examples to validate the input document.
Namespaces have been introduced to XML after the first specification of XML had received the official W3C Recommendation status.
It enables you to quickly check that input is roughly in the form you expect and quickly reject any document that is too far away from what your process can handle.
If there's a problem with the data, it's better to find out earlier than later.
You can install an error handler such as that in Listing 3. For example, they can provide default attribute values.
They might also assign types like int or g Year to an element or attribute.