Javaアクションxmlファイル

31472 ワード

java

Bbsxml.java


 

  publicclassBbsxml{

  privateStringimgsrc;

  privateStringtitle;

  privateStringurl;

  

  publicStringgetTitle(){

  returntitle;

  }

  publicvoidsetTitle(Stringtitle){

  this.title=title;

  }

  publicStringgetUrl(){

  returnurl;

  }

  publicvoidsetUrl(Stringurl){

  this.url=url;

  }

  publicStringgetImgsrc(){

  returnimgsrc;

  }

  publicvoidsetImgStringimgsrc){< /span>

  this.imgsrc=imgsrc;

  }

  

  publicstaticvoidmain(String[]args){

  //TODOAuto-generatedmethodstub

  

  }

  

  }

XmlOprate.java


 

  importjava.io.IOException;

  importjava.util.ArrayList;

  importjava.util.List;

  

  importjavax.xml.parsers.DocumentBuilder;

  importjavax.xml.parsers.DocumentBuilderFactory;

  importjavax.xml.parsers.ParserConfigurationException;

  importjavax.xml.transform.Transformer;

  importjavax.xml.transform.TransformerConfigurationException;

  importjavax.xml.transform.TransformerException;

  importjavax.xml.transform.TransformerFactory;

  importjavax.xml.transform.dom.DOMSource;

  importjavax.xml.transform.stream.StreamResult;

  importorg.w3c.dom.Document;

  importorg.w3c.dom.Element;

  importorg.w3c.dom.NodeList;

  importorg.w3c.dom.Text;

  importorg.xml.sax.SAXException;

  

  publicclassXmlOprate{

  Documentdoc;

  DocumentBuilderFactoryfactory=DocumentBuilderFactory.newInstance();

  DocumentBuilderbuilder;

  NodeListimags;

  Stringpath;

  

  publicNodeListgetImags(){

  returnimags;

  }

  

  publicvoidsetImags(NodeListimags){

  this.imags=imags;

  }

  

  /**

  *    

  *

  *@parampath

  *:xml     

  *@paramnodes

  *：    xml    

  */

  publicXmlOprate(Stringpath){

  super();

  this.path=path;

  //System.out.println(System.getProperty("user.dir"));

  }

  

  /**

  *  XML

  *

  *@parampath

  */

  publicvoidreadXml(){

  try{

  builder=factory.newDocumentBuilder();

  Documentdoc=builder.parse(path);

  doc.normalize();

  

  NodeListimags=doc.getElementsByTagName("imags");

  this.setImags(imags);

  for(inti=0;i<imags.getLength();i++){

  Elementlink=(Element)imags.item(i);

  System.out.print("imgsrc=\'#\'" /span>);

  System.out.println(link.getElementsByTagName("imgsrc").item(0)

  .getFirstChild().getNodeValue());

  System.out.print("title:");

  System.out.println(link.getElementsByTagName("title").item(0)

  .getFirstChild().getNodeValue());

  System.out.print("url:");

  System.out.println(link.getElementsByTagName("url").item(0)

  .getFirstChild().getNodeValue());

  System.out.println();

  }

  }catch(ParserConfigurationExceptione){

  e.printStackTrace();

  }catch(SAXExceptione){

  e.printStackTrace();

  }catch(IOExceptione){

  e.printStackTrace();

  }

  

  }

  

  /**

  *http://www.ablanxue.com  XML，  List  ，Bbsxm

  *       javabean,   get，set   l，     ，      

  *

  *@parampath

  */

  

  publicList<Bbsxml>xml(){

  List<Bbsxml>list=null;

  list=newArrayList<Bbsxml>();

  try{

  builder=factory.newDocumentBuilder();

  Documentdoc=builder.parse(path);

  doc.normalize();

  Bbsxmlbbsxml=null;

  NodeListimags=doc.getElementsByTagName("imags");

  this.setImags(imags);

  for(inti=imags.getLength()-1;i>-1;i--){

  Elementlink=(Element)imags.item(i);

  

  bbsxml=newBbsxml();

  bbsxml.setImglink.getElementsByTagName("imgsrc").item(0)

  .getFirstChild().getNodeValue());

  bbsxml.setTitle(link.getElementsByTagName("title").item(0)

  .getFirstChild().getNodeValue());

  bbsxml.setUrl(link.getElementsByTagName("url").item(0)

  .getFirstChild().getNodeValue());

  list.add(bbsxml);

  

  }

  }catch(ParserConfigurationExceptione){

  e.printStackTrace();

  }catch(SAXExceptione){

  e.printStackTrace();

  }catch(IOExceptione){

  e.printStackTrace();

  }

  

  returnlist;

  }

  

  /**

  *addCode

  *

  *@parampath

  */

  publicvoidaddXmlCode(Stringimgsrc,Stringtitle,Stringurl){

  

  try{

  builder=factory.newDocumentBuilder();

  Documentdoc=builder.parse(path);

  doc.normalize();

  

  Texttextseg;

  Elementimag=doc.createElement("imags");

  

  Elementlinkimgsrc=doc.createElement("imgsrc");

  textseg=doc.createTextNode(imgsrc);

  linkimgsrc.appendChild(textseg);

  imag.appendChild(linkimgsrc);

  

  Elementlinktitle=doc.createElement("title");

  textseg=doc.createTextNode(title);

  linktitle.appendChild(textseg);

  imag.appendChild(linktitle);

  

  Elementlinkurl=doc.createElement("url");

  textseg=doc.createTextNode(url);

  linkurl.appendChild(textseg);

  imag.appendChild(linkurl);

  

  doc.getDocumentElement().appendChild(imag);

  

  TransformerFactorytFactory=TransformerFactory.newInstance();

  Transformertransformer;

  

  transformer=tFactory.newTransformer();

  DOMSourcesource=newDOMSource(doc);

  StreamResultresult=newStreamResult(newjava.io.File(path));

  transformer.transform(source,result);

  }catch(Exceptione){

  

  }

  }

  

  /**

  *deletexmlcode

  *

  *@parampath

  */

  publicvoiddelXmlCode(){

  

  try{

  builder=factory.newDocumentBuilder();

  }catch(ParserConfigurationExceptione){

  //TODOAuto-generatedcatchblock

  e.printStackTrace();

  }

  try{

  doc=builder.parse(path);

  }catch(SAXExceptione){

  //TODOAuto-generatedcatchblock

  e.printStackTrace();

  }catch(IOExceptione){

  //TODOAuto-generatedcatchblock

  e.printStackTrace();

  }

  doc.normalize();

  NodeListimags=doc.getElementsByTagName("imags");

  

  //if(imags.getLength()>9){

  //    

  Elementelink=(Element)imags.item(0);

  elink.removeChild(elink.getElementsByTagName("imgsrc").item(0));

  elink.removeChild(elink.getElementsByTagName("title").item(0));

  elink.removeChild(elink.getElementsByTagName("url").item(0));

  

  doc.getFirstChild().removeChild(elink);

  

  TransformerFactorytFactory=TransformerFactory.newInstance();

  Transformertransformer=null;

  try{

  transformer=tFactory.newTransformer();

  }catch(TransformerConfigurationExceptione){

  //TODOAuto-generatedcatchblock

  e.printStackTrace();

  }

  DOMSourcesource=newDOMSource(doc);

  StreamResultresult=newStreamResult(newjava.io.File(path));

  try{

  transformer.transform(source,result);

  }catch(TransformerExceptione){

  //TODOAuto-generatedcatchblock

  e.printStackTrace();

  }

  //}

  

  }

  

  publicstaticvoidmain(String[]args){

  XmlOpratexm=newXmlOprate("data.xml");

  //xm.readXml();

  //xm.addXmlCode("images/1.gif","xuexiii","http://www.baidu.com");

  xm.delXmlCode();

  }

  

  }

data.xml


 

  <?xmlversion="1.0"encoding="UTF-8"standalone="no"?>

  <root>

  <imags>

  <imgsrc>images/ad-02.jpg</imgsrc>

  <title>java  xml  </title>

  <url>http://www.ablanxue.com</url>

  </imags>

  <imags>

  <imgsrc>images/1.gif</imgsrc>

  <title>xuexiii</title>

  <url>http://www.baidu.com</url>

  </imags>

  </root>

JSPページ直接操作xml.jsp


 

  <%@pagelanguage="java"contentType="text/html;charset=UTF-8"

  pageEncoding="UTF-8"%>

  <%@pageimport="javax.xml.parsers.*"%>

  <%@pageimport="org.w3c.dom.*"%>

  <!DOCTYPEhtmlPUBLIC"-//W3C//DTDHTML4.01Transitional//EN""http://www.w3.org/TR/html4/loose.dtd">

  <html>

  <head>

  <metahttp-equiv="Content-Type"content="text/html;charset=UTF-8">

  <title>Inserttitlehere</title>

  <%

  //         

  DocumentBuilderFactoryfactory=DocumentBuilderFactory.newInstance();

  //            

  DocumentBuilderbuilder=factory.newDocumentBuilder();

  // XML      ，  Document  

  Documentdoc=builder.parse(request.getRealPath("/")+"WEB-INF/data.xml");

  doc.normalize();

  //     book    

  NodeListbooks=doc.getElementsByTagName("book");

  %>

  </head>

  <body>

  <h2>    </h2>

  <br>

  <%

  for(inti=0;i<books.getLength();i++){

  //    book  

  Elementbook=(Element)books.item(i);

  //    book    ，   

  out.print("title:");

  out.println(book.getElementsByTagName("title").item(0).getFirstChild().getNodeValue());

  out.print("<br>");

  out.print("URL:");

  out.println(book.getElementsByTagName("url").item(0).getFirstChild().getNodeValue());

  out.print("<br>");

  out.print("Author:");

  out.println(book.getElementsByTagName("author").item(0).getFirstChild().getNodeValue());

  out.print("<br>");

  out.print("Date:");

  Elementbookdate=(Element)book.getElementsByTagName("date").item(0);

  Stringday=book.getElementsByTagName("day").item(0).getFirstChild().getNodeValue();

  Stringmonth=book.getElementsByTagName("month").item(0).getFirstChild().getNodeValue();

  Stringyear=book.getElementsByTagName("year").item(0).getFirstChild().getNodeValue();

  out.println(day+"-"+month+"-"+year);

  out.print("<br>");

  out.print("Description:");

  out.println(book.getElementsByTagName("description").item(0).getFirstChild().getNodeValue());

  out.print("<br><br>");

  }

  %>

  </body>

  </html>

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