Java DOM4J Parser Query XML Document - Java XML

How to query XML document using Java DOM4J?

Steps to Using DOM4J

Following are the steps used while parsing a document using DOM4J Parser.

  • Import XML-related packages.
  • Create a SAXReader
  • Create a Document from a file or stream
  • Get the required nodes using XPath Expression by calling document.selectNodes()
  • Extract the root element
  • Iterate over the list of nodes.
  • Examine attributes
  • Examine sub-elements

Import XML-related packages

Create a DocumentBuilder

Create a Document from a file or stream

Extract the root element

Examine attributes

Examine sub-elements

Demo Example

Here is the input xml file we need to parse:

Demo Example:

DOM4JParserDemo.java

This would produce the following result:

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