weather map updating live - Validating xml with xsd

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(For SAX parsing, on the other hand, you set a property on the parser generated by the factory).At the end of this section, you will also learn how to use an XML Schema definition to validate a document that contains elements from multiple namespaces.To be notified of validation errors in an XML document, the following must be true: It is helpful to start by defining the constants you will use when configuring the factory.

You also set a factory attribute to specify the parser language to use.

These are the same constants you define when using XML Schema for SAX parsing, and they are declared at the beginning of the // ...

Namespace Aware(true); Validating(dtd Validate || xsd Validate); if (xsd Validate) { try { Attribute(JAXP_SCHEMA_LANGUAGE, W3C_XML_SCHEMA); } catch (Illegal Argument Exception x) { println("Error: JAXP Document Builder Factory attribute " + "not recognized: " + JAXP_SCHEMA_LANGUAGE); println("Check to see if parser conforms to JAXP spec."); System.exit(1); } } // ...

Although a full treatment of XML Schema is beyond the scope of this tutorial, this section shows you the steps you take to validate an XML document using an XML Schema definition.

(To learn more about XML Schema, you can review the online tutorial, XML Schema Part 0: Primer.

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