config_xml.java

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package com.hxyh.sanny.mms.telecom.config;

import java.io.*;
import javax.xml.parsers.*;

import javax.xml.transform.*;
import javax.xml.transform.dom.*;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.*;
import java.io.ByteArrayInputStream;

/**
 */

public class Config_XML {
  Document doc;

  private DocumentBuilderFactory dbf = null;
  private DocumentBuilder builder = null;

  /**
   * @param fileName
   */
  public Config_XML() {
    try {
      dbf = DocumentBuilderFactory.newInstance();
      builder = dbf.newDocumentBuilder();
    }
    catch (Exception e) {
      System.out.println("---error to create documentbuilder");
    }
  }

  /**
   * @return HashMap
   */
  /*
     public static HashMap storeDomTree() {
    HashMap map = new HashMap();
    String NameKey = new String("");
    String TextValue = new String("");
    try {
      Element root = doc.getDocumentElement();
      NodeList subNodes = root.getChildNodes();
      Element subNode = null;
      NodeList subElements = null;
      for (int i = 0; i < subNodes.getLength(); i++) {
        NameKey = subNodes.item(i).getNodeName();
        subElements = subNodes.item(i).getChildNodes();
        for (int j = 0; j < subElements.getLength(); j++) {
          NodeList text = subElements.item(j).getChildNodes();
          if (text.getLength() == 1) {
            TextValue = text.item(0).getNodeValue();
            String Key = NameKey + "." +
                subElements.item(j).getNodeName();
            map.put(Key, TextValue);
          }
        }
      }
    }
    catch (DOMException dome) {
      System.out.println("����DOM�����:" + dome);
    }
    catch (java.lang.ClassCastException cce) {
      System.out.println("�������" + cce.getMessage());
    }
    return map;
     }*/

  /**
   * <p>@param:     xmlName</p>
   * <p>@param:     subNode</p>
   * <p>@param:     TextNode</p>
   * <p>@return:    String</p>
   */
  public String readAttribute(String subNode, String TextNode) {
    String attributeValue = new String("");
    try {
      Element root = doc.getDocumentElement();
      NodeList nodes = root.getElementsByTagName(subNode);
      for (int i = 0; i < nodes.getLength(); i++) {
        Element subNodes = (Element) nodes.item(i);
        NodeList subElement = subNodes.getElementsByTagName(TextNode);
        if (subElement.getLength() == 1) {
          Text text = (Text) subElement.item(0).getFirstChild();
          attributeValue = text.getNodeValue();
        }
      }
    }
    catch (Exception dome) {
      System.out.println("����DOM�����:" + dome);
    }
    return attributeValue;
  }

  public void writexmltofile() {
    try {
      Transformer trans = TransformerFactory.newInstance().newTransformer();
      Source source = new DOMSource(doc);
      Result result = new StreamResult("d:/resppack.xml");
      trans.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
      trans.transform(source, result);
    }
    catch (TransformerFactoryConfigurationError tfce) {
      System.err.println(tfce.getException().toString());
    }

    catch (TransformerConfigurationException tce) {
      System.out.println("�������" + tce);
    }
    catch (TransformerException te) {
      System.out.println("�������" + te);
    }
  }

  /**
   * <p>@param:     xmlName</p>
   * <p>@param:     subNode</p>
   * <p>@param:     TextNode</p>
   * <p>@param:     value</p>
   */
  public void setAttribute(String subNode, String TextNode, String value) {
    try {
      Element root = doc.getDocumentElement();
      NodeList nodes = root.getElementsByTagName(subNode);
      for (int i = 0; i < nodes.getLength(); i++) {
        Element subNodes = (Element) nodes.item(i);
        NodeList subElement = subNodes.getElementsByTagName(TextNode);
        if (subElement.getLength() == 1) {
          Text text = (Text) subElement.item(0).getFirstChild();
          //  attributeValue = text.getNodeValue();
          //  Text text = (Text) localElement.getFirstChild();
          text.setNodeValue(value);
        }
      }
    }
    catch (DOMException dome) {
      System.out.println("����DOM�����:" + dome);
    }
    catch (java.lang.ClassCastException cce) {
      System.out.println("�������" + cce.getMessage());
    }
  }

   /**
   * set
   *
   * @param aString String
   */
  public void set(String aString) {
    try {
      doc = builder.parse(new ByteArrayInputStream(aString.getBytes()));
      //}

//      doc = builder.parse(oTmp);
    }
    catch (Exception dome) {
      System.out.println("get xml " + dome);
    }
  }

  /**
   * getXmlStream
   *
   * @param anObject OutputStream
   */
  public String getXmlStream() {
    try {
      ByteArrayOutputStream anObject = new ByteArrayOutputStream(8000);
      Transformer trans = TransformerFactory.newInstance().newTransformer();
      Source source = new DOMSource(doc);
      Result result = new StreamResult(anObject);
      //trans.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
      trans.transform(source, result);
      return anObject.toString();
    }
    catch (Exception tfce) {
      System.err.println("---Error at ConfigXML:" + tfce.toString());
      return "";

    }
  }

  private String Temp;
  private BufferedReader readBuffer;
  public boolean readLine() {
    try {
      if ( (Temp = readBuffer.readLine()) != null) {
        Temp = Temp.trim();
      }
      else {
        return false;
      }
    }
    catch (IOException e) {
      e.printStackTrace();
      return false;
    }
    /*if (Temp == null) {
      return false;
           }*/
    return true;
  }

  /**
   * setaFile
   *
   * @param aString String
   */
  public void setaFile(String aString) {
    File file2 = new File(aString);
    if (!file2.exists()) {
      System.err.println("---Error at getdatafrom a file");
    }
    try {
      doc = builder.parse(file2);
    }
    catch (Exception e) {
      System.err.println("---Error at getdatafrom a file" + e);
    }
  }

  /**
   * writexmltofile
   */


  /*   public static void main(String[] args) {
        Config_XML config = new Config_XML("e:/list.xml");
        config.setAttribute("setup3", "noWay", "Yes");
        //String value = config.readAttribute("list","listname");
        HashMap map = new HashMap();
        try {
            map = config.storeDomTree();
        }
        catch (NullPointerException npe) {
            System.out.println("Error...." + "��");
        }
        String value = (String) map.get("setup2.Name");
        System.out.println(value);
        value = (String) map.get("setup3.noWay");
        System.out.println(value);
        System.out.println(map.size());
    }*/
}