Android Open Source - AndroidHttpClient3 Dom X M L Reader

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License

The source code is released under:

MIT License

Java Source Code

package com.xmlReader;
/*from w  w w  .j a  v a2s .c  o  m*/
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xmlpull.v1.XmlSerializer;

import android.util.Xml;

import com.entity.Course;

public class DomXMLReader {
  public static List<Course> readXml(InputStream inStream) {
    List<Course> courses = new ArrayList<Course>();
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    try {
      DocumentBuilder builder = factory.newDocumentBuilder();
      Document dom = builder.parse(inStream);
      Element root = dom.getDocumentElement();
      NodeList items = root.getElementsByTagName("course");
      for(int i = 0; i < items.getLength(); i++) {
        Course course = new Course();
        Element courseNode = (Element)items.item(i);
        course.setId(courseNode.getAttribute("id"));
        NodeList childsNodes = courseNode.getChildNodes();
        for(int j = 0; j < childsNodes.getLength(); j++) {
          Node node = (Node)childsNodes.item(j);
          if(node.getNodeType() == Node.ELEMENT_NODE) {
            Element childNode = (Element)node;
            if("Monday".equals(childNode.getNodeName())) {
              course.setMonday(childNode.getFirstChild().getNodeValue());
            }
            if("Tuesday".equals(childNode.getNodeName())) {
              course.setTuesday(childNode.getFirstChild().getNodeValue());
            }
            if("Wednesday".equals(childNode.getNodeName())) {
              course.setWednesday(childNode.getFirstChild().getNodeValue());
            }
            if("Thursday".equals(childNode.getNodeName())) {
              course.setThursday(childNode.getFirstChild().getNodeValue());
            }
            if("Friday".equals(childNode.getNodeName())) {
              course.setFriday(childNode.getFirstChild().getNodeValue());
            }
            if("Saturday".equals(childNode.getNodeName())) {
              course.setSaturday(childNode.getFirstChild().getNodeValue());
            }
            if("Sunday".equals(childNode.getNodeName())) {
              course.setSunday(childNode.getFirstChild().getNodeValue());
            }
          }
          
        }
        courses.add(course);
        inStream.close();
      }
    } catch (Exception e) {
      // TODO: handle exception
      e.printStackTrace();
    }
    return courses;
  }
  
  public static boolean saveAsXml(List<Course> courses, OutputStream outStream) {
    try {
      XmlSerializer serializer = Xml.newSerializer();
      serializer.setOutput(outStream, "UTF-8");
      serializer.startDocument("UTF-8", true);
      serializer.startTag(null, "courses");
      for(Course course : courses) {
        serializer.startTag(null, "course");
          serializer.attribute(null, "id", course.getId());
          serializer.startTag(null, "Monday");
            serializer.text(course.getMonday());
          serializer.endTag(null, "Monday");
          serializer.startTag(null, "Tuesday");
            serializer.text(course.getTuesday());
          serializer.endTag(null, "Tuesday");
          serializer.startTag(null, "Wednesday");
            serializer.text(course.getWednesday());
          serializer.endTag(null, "Wednesday");
          serializer.startTag(null, "Thursday");
            serializer.text(course.getThursday());
          serializer.endTag(null, "Thursday");
          serializer.startTag(null, "Friday");
            serializer.text(course.getFriday());
          serializer.endTag(null, "Friday");
          serializer.startTag(null, "Saturday");
            serializer.text(course.getSaturday());
          serializer.endTag(null, "Saturday");
          serializer.startTag(null, "Sunday");
            serializer.text(course.getSunday());
          serializer.endTag(null, "Sunday");
        serializer.endTag(null, "course");
      }
      serializer.endTag(null, "courses");
      serializer.endDocument();
      outStream.flush();
      outStream.close();
      return true;
    } catch (Exception e) {
      // TODO: handle exception
      return false;
    }

  }
  
  public static void main(String args[]) {
    try {
      File f = new File("D://MyCouses.xml");
      InputStream istream = new FileInputStream(f);
      List coursesList = DomXMLReader.readXml(istream);
      for(int i = 0; i < coursesList.size(); i++) {
        Course c = (Course)coursesList.get(i);
        System.out.println(c.getMonday());
        System.out.println(c.getTuesday());
        System.out.println(c.getWednesday());
        System.out.println(c.getThursday());
        System.out.println(c.getFriday());
        System.out.println(c.getSaturday());
        System.out.println(c.getSunday());
      }
    } catch (IOException e) {
      // TODO: handle exception
    }
  }
}

Java Source Code List

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