Non validating xml parser java

A problem occurs when the program has to process documents from multiple sources, which may apply different meaning to elements with the same name: an element from one vendor will be very different from the like-named element from another.Even within an organization, XML data formats can undergo revision, and you may need to handle “version 1” data differently than “version 2.” attributes and does the right thing.

non validating xml parser java-30non validating xml parser java-87

Normally, this isn't an issue, especially if the XML is both produced and processed within the same organization.

Error: URI=null Line=9: Element type "band" must be declared.

Error: URI=null Line=21: The content of element type "music" must match "(artist)*".

A DTD describes the organization and content of an XML document in a form similar to Backus-Naur notation: a tree structure in which each element specifies the elements that it may contain (potentially none), and the order in which they must appear.

” declaration, which must appear before the first element in the document (but after the prologue! The DOCTYPE may specify an embedded DTD, as in the example below, or it may reference an external DTD, as we'll see later. Error Handler was not set, which is probably not what is desired.

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