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XML Parsing with Namespaces

Published 1 decade ago by mrhaki with tags xml

import groovy.xml.*

def xml = '''
<books xmlns:meta="http://meta/book/info" count="3">
  <book id="1">
    <title lang="en">Groovy in Action</title>
    <meta:isbn>1-932394-84-2</meta:isbn>
  </book>
  <book id="2">
    <title lang="en">Groovy Programming</title>
    <meta:isbn>0123725070</meta:isbn>
  </book>
  <book id="3">
    <title>Groovy & Grails</title>
    <!--Not yet available.-->
  </book>
  <book id="4">
    <title>Griffon Guide</title>
  </book>
</books>
'''

def ns = new Namespace('http://meta/book/info', 'meta')
def books = new XmlParser().parseText(xml)

assert books instanceof Node
assert 4 == books.book.size()
assert 11 == books.breadthFirst().size()
assert 'Groovy in Action' == books.book[0].title.text()
assert 'Groovy Programming' == books.book.find { it.'@id' == '2' }.title.text()
assert 'Groovy Programming' == books.book.find { it.attribute('id') == '2' }.title.text()
assert [1, 2, 3] ==  books.book.findAll { it.title.text() =~ /Groovy/ }.'@id'*.toInteger()
assert ['1-932394-84-2', '0123725070'] == books.book[ns.isbn].inject([]) { result, v -> result << v.text() }