Emitting a DOCTYPE Declaration When Writing an XML File from a DOM Document : 文档 « XML


import java.io.File;



import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.transform.OutputKeys;

import javax.xml.transform.Result;

import javax.xml.transform.Source;

import javax.xml.transform.Transformer;

import javax.xml.transform.TransformerFactory;

import javax.xml.transform.dom.DOMSource;

import javax.xml.transform.stream.StreamResult;



import org.w3c.dom.Document;



public class Main {

  public static void main(String[] argv) throws Exception {

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

    factory.setValidating(true);



    factory.setExpandEntityReferences(false);



    Document doc = factory.newDocumentBuilder().parse(new File("filename"));



    Transformer xformer = TransformerFactory.newInstance().newTransformer();



    xformer.setOutputProperty(OutputKeys.DOCTYPE_PUBLIC, "publicId");

    xformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, "systemId");



    Source source = new DOMSource(doc);

    Result result = new StreamResult(new File("outfilename.xml"));

    xformer.transform(source, result);

  }

}

Emitting a DOCTYPE Declaration When Writing an XML File from a DOM Document : 文档 « XML « Java 教程