1) Domj4 Overview
DOM4J is also a DOM-based parsing tool. Unofficial.
DOM4J, Dom for Java. I.e log4j logging for Java iphone4s iphone for Steven
2) Use steps
To DOM4J's official find jar bag www.dom4j.org
2.1 Reading an XML file
1) Create Saxreader Object
2) Call the Read method reading the XML file
2.2 Writing out an XML file
1) Create XmlWriter object
2) Call writer method to write Document object 1) read XML file saxreader reader = new Saxreader () Document Doc = Reader.read ("XML file Path"); 2) write out XML file XMLWriter writer = new XMLWriter (New Fileoutputstrea M ("XML file Path")); Writer.write (docuemnt); method: Check: & nbsp element: element ("name"): First child element elements () : All child elements, return list& nbsp elements ("name"): Specify all child elements of the name elementiterator (): All child elements, return iterators Properties: attribute attr = Attribute ("name"); Query Property Object getname () Property name getvalue () property value attributevalue (" Name ") Query property values text: GetText () This content change: property value: attribute.setvaLue ("new attribute value"); text value: element.settext ("New content") : & nbsp Element: Element.addelement ("name") Properties: Element.addattribute ("name", "value"); Text: element.addtext ("text"); Delete: elements: Element.detach (); & nbsp Properties: Atrribute.detach (); ------------------------------------log level: DebugInfowarnErrorFatal
The basic use of XML dom4j
