![]() ![]() ![]() It is a textual data format with strong support via Unicode for different human languages. The design goals of XML emphasize simplicity, generality, and usability across the Internet. ![]() The World Wide Web Consortium’s XML 1.0 Specification of 1998 and several other related specifications – all of them free open standards – define XML. XML and XML SchemaĮxtensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. Instead, I will walk you through the three main approaches to integrate between Kafka and XML messages as there is still a vast demand for implementing this integration today (often for integrating legacy applications and middleware). This post does not want to start another flame war between XML and other technologies such as JSON (which also provides JSON Schema now), Avro, or Protobuf. It is well understood, provides a good structure, and is human- and machine-readable. ![]() On the other side, every company older than five years uses XML. It is complex, verbose, and often associated with the ugly WS-* Hell (SOAP, WSDL, etc). XML messages and XML Schema are not very common in the Apache Kafka and Event Streaming world! Why? Many people call XML legacy. ![]()
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