Parsing, Creating, and Transforming XML Documents - Beginning Java 7 - page 997

doc.getElementsByTagName("contact");
for (int i = 0; i < contacts.getLength(); i++)
{

Element contact = (Element) contacts.item(i);
NodeList

cities = con-

tact.getElementsByTagName("city");
boolean chicago = false;
for (int j = 0; j < cities.getLength(); j++)
{

Element city = (Element) cities.item(j);
NodeList children = city.getChildNodes();
StringBuilder sb = new StringBuilder();
for (int k = 0; k < children.getLength();

k++)

{

Node child = children.item(k);
if

(child.getNodeType() ==

Node.TEXT_NODE)

sb.append(child.getNodeValue());

}
if (sb.toString().equals("Chicago"))
{

chicago = true;
break;

}

}
if (chicago)
{

NodeList names = con-

tact.getElementsByTagName("name");
con-
tactNames.add(names.item(0).getFirstChild().getNodeValue());
}

}
for (String contactName: contactNames)
System.out.println(contactName);