Ik wil graag een XML
-bestand maken met behulp van Java
.
Mijn XML
bestandsstructuur:
<?xml version="1.0" encoding="UTF-8"?>
<CONFIGURATION>
<BROWSER>chrome</BROWSER>
<BASE>http:fut</BASE>
<ENVIRONMENT>abcd</ENVIRONMENT>
<USER>john</USER>
<PASSWORD>abcd123</PASSWORD>
<ORGANIZATION>Tim</ORGANIZATION>
<EMPLOYEE>
<EMP_NAME>Anhorn, Irene</EMP_NAME>
<ACT_DATE>20131201</ACT_DATE>
<DATE_IN>20131201</DATE_IN>
<CLOCK_IN>0800</CLOCK_IN>
<DATE_OUT>20131201</DATE_OUT>
<CLOCK_OUT>1600</CLOCK_OUT>
</EMPLOYEE>
<EMPLOYEE>
<EMP_NAME>Arlegui, Karen Jay</EMP_NAME>
<ACT_DATE>20131201</ACT_DATE>
<DATE_IN>20131201</DATE_IN>
<CLOCK_IN>1600</CLOCK_IN>
<DATE_OUT>20131202</DATE_OUT>
<CLOCK_OUT>0000</CLOCK_OUT>
</EMPLOYEE>
</CONFIGURATION>
Antwoord 1, autoriteit 100%
Je kunt de JDOM-bibliotheek in Java gebruiken.
Definieer uw tags als Element-objecten, documenteer uw elementen met Document Classen bouw uw XML-bestand met SAXBuilder. Probeer dit voorbeeld:
//Root Element
Element root=new Element("CONFIGURATION");
Document doc=new Document();
//Element 1
Element child1=new Element("BROWSER");
//Element 1 Content
child1.addContent("chrome");
//Element 2
Element child2=new Element("BASE");
//Element 2 Content
child2.addContent("http:fut");
//Element 3
Element child3=new Element("EMPLOYEE");
//Element 3 --> In this case this element has another element with Content
child3.addContent(new Element("EMP_NAME").addContent("Anhorn, Irene"));
//Add it in the root Element
root.addContent(child1);
root.addContent(child2);
root.addContent(child3);
//Define root element like root
doc.setRootElement(root);
//Create the XML
XMLOutputter outter=new XMLOutputter();
outter.setFormat(Format.getPrettyFormat());
outter.output(doc, new FileWriter(new File("myxml.xml")));
Antwoord 2, autoriteit 88%
public static void main(String[] args) {
try {
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
Document doc = docBuilder.newDocument();
Element rootElement = doc.createElement("CONFIGURATION");
doc.appendChild(rootElement);
Element browser = doc.createElement("BROWSER");
browser.appendChild(doc.createTextNode("chrome"));
rootElement.appendChild(browser);
Element base = doc.createElement("BASE");
base.appendChild(doc.createTextNode("http:fut"));
rootElement.appendChild(base);
Element employee = doc.createElement("EMPLOYEE");
rootElement.appendChild(employee);
Element empName = doc.createElement("EMP_NAME");
empName.appendChild(doc.createTextNode("Anhorn, Irene"));
employee.appendChild(empName);
Element actDate = doc.createElement("ACT_DATE");
actDate.appendChild(doc.createTextNode("20131201"));
employee.appendChild(actDate);
TransformerFactory transformerFactory = TransformerFactory.newInstance();
Transformer transformer = transformerFactory.newTransformer();
DOMSource source = new DOMSource(doc);
StreamResult result = new StreamResult(new File("/Users/myXml/ScoreDetail.xml"));
transformer.transform(source, result);
System.out.println("File saved!");
} catch (ParserConfigurationException pce) {
pce.printStackTrace();
} catch (TransformerException tfe) {
tfe.printStackTrace();}}
De waarden in uw XML zijn hard gecodeerd.
Antwoord 3, autoriteit 80%
Gebruik JAXB:
http://www.mkyong.com/java/jaxb-hello-world- voorbeeld/
package com.mkyong.core;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement
public class Customer {
String name;
int age;
int id;
public String getName() {
return name;
}
@XmlElement
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
@XmlElement
public void setAge(int age) {
this.age = age;
}
public int getId() {
return id;
}
@XmlAttribute
public void setId(int id) {
this.id = id;
}
}
package com.mkyong.core;
import java.io.File;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
public class JAXBExample {
public static void main(String[] args) {
Customer customer = new Customer();
customer.setId(100);
customer.setName("mkyong");
customer.setAge(29);
try {
File file = new File("C:\\file.xml");
JAXBContext jaxbContext = JAXBContext.newInstance(Customer.class);
Marshaller jaxbMarshaller = jaxbContext.createMarshaller();
// output pretty printed
jaxbMarshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
jaxbMarshaller.marshal(customer, file);
jaxbMarshaller.marshal(customer, System.out);
} catch (JAXBException e) {
e.printStackTrace();
}
}
}
Antwoord 4, autoriteit 48%
Er zijn geen externe bibliotheken nodig, de JRE-systeembibliotheken bieden alles wat u nodig hebt.
Ik leid af dat je een org.w3c.dom.Document
-object hebt dat je naar een bestand wilt schrijven
Om dat te doen, gebruikt u een javax.xml.transform.Transformer
:
import org.w3c.dom.Document
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
public class XMLWriter {
public static void writeDocumentToFile(Document document, File file) {
// Make a transformer factory to create the Transformer
TransformerFactory tFactory = TransformerFactory.newInstance();
// Make the Transformer
Transformer transformer = tFactory.newTransformer();
// Mark the document as a DOM (XML) source
DOMSource source = new DOMSource(document);
// Say where we want the XML to go
StreamResult result = new StreamResult(file);
// Write the XML to file
transformer.transform(source, result);
}
}
Bron: http://docs.oracle.com/javaee/ 1.4/tutorial/doc/JAXPXSLT4.html