xmlconfig.java

数据仓库工具

/*
    Copyright (C) 2003  Together

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

package org.enhydra.xml;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;

//import org.apache.xerces.parsers.DOMParser;
import org.w3c.dom.DOMException;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Element;
import org.xml.sax.SAXException;

/**
 * @author Tweety
 *
 * A class representing
 *
 * @version 1.0
 */
public class XMLConfig extends SearchElement {


	/**
	 * Constructs an empty <code>SearchElement</code>.
	 */
	public XMLConfig() {
	}


	/**
	 * Constructs an <code>XMLConfig</code> with the given
	 * document owner and node name.
	 *
	 * @param ownerDoc the document owner of the node, as a <code>Document</code>.
	 * @param name is the name of the node, as a <code>String</code>.
	 */
	public XMLConfig(Document ownerDoc, String name) {
		super(ownerDoc, name);
	}


	/**
	 * Constructs an <code>XMLConfig</code> from a given node
	 * (creates the children subtree too), as a <code>Node</code>
	 *
	 * @param node , as a <code>Node</code>.
	 */
	public XMLConfig(Node node) {
		super(node);
	}


	/**
	 * Constructs a <code>XMLConfig</code> from the given node,
	 * without creating entire children subtree.
	 *
	 * @param node , as a <code>XMLConfig</code>.
	 */
	public XMLConfig(XMLConfig node) {
		super((HashMapElement)node);
	}


	/**
	 * Creates new instance of the XMLConfig class from the given <code>Node</code>.
	 *
	 * @param node , as a <code>Node</code>.
	 *
	 * @return new instance of the XMLConfig class.
	 */
    protected Node newElementInstance(Node node) {
        return new XMLConfig(node);
    }


	/**
	 * Creates new instance of <code>XMLConfig</code> from a given document
	 * as a <code>Document</code>
	 *
	 * @param document document ant type of node.
	 *
	 * @return new instance of <code>XMLConfig</code> from a given document.
	 */
	public static XMLConfig newXMLConfigInstance(Document document) {
		Node root = document.getDocumentElement();
		return new XMLConfig(root);
	}


	/**
	 * Returns <code>XMLConfig</code> as a subconfiguration with the given condition.
	 *
	 * @param name is type of node.
         * @return node
	 */
	public XMLConfig getSection(String name) {
		return (XMLConfig)getFirstSubElementsByCondition(name);
	}


//	/**
//	 * .
//	 */
//	public void setText(String namePath, String text, boolean create) {
//
//      if (!create) {
//         setText(namePath,text);
//         return;
//      }
//		NodeList nodes = this.getSubElementsByTagName(namePath);
//		if (nodes != null && nodes.getLength() > 0)
//			 ((SearchElement) nodes.item(0)).setText(text);
//	}
//
//
//	/**
//	 * @return recursive funtion that fullfills the <code>list</code>
//	 * parameter with all the nodes in the given path.
//	 */
//	private void createSubElementsByTag(String namePath) {
//
//		String[] keys = namePath.split(this.TAG_SEPARATOR, 2);
//		if (keys.length == 1) {
//			List fList = (List) this.children.get(tagName);
//			if (fList != null) {
//				for (int i = 0; i < fList.size(); i++) {
//					HashMapElement elm = (HashMapElement) fList.get(i);
//					String val = (String) elm.getText();
//					if (val != null)
//						if (val.equals(tagValue))
//							list.add(elm);
//				}
//   		} else {
//      		Element newElement = new XMLConfig(this.ownerDocument,keys[0]);
//            this.appendChild(newElement);
//   	   }
//			return ;
//		}
//		NodeList tagChildren = this.getChildrenByTagName(keys[0]);
//		if (tagChildren != null) {
//			for (int i = 0; i < tagChildren.getLength(); i++)
//				((SearchElement) tagChildren.item(i)).getSubElementsByTagText(keys[1], tagValue, list);
//		} else {
//   		Element newElement = new XMLConfig(this.ownerDocument,keys[0]);
//         this.appendChild(newElement);
//	   }
//	}



    public static void main(String[] args) {
		try {
            System.out.println("Reading document ...");
			Document doc = XMLDocumentFactory.parse("input.xml");
            System.out.println("Creating node ...");
			XMLConfig node = XMLConfig.newXMLConfigInstance(doc);
            System.out.println("Serialize node ...");

			Properties prop = new Properties();
			prop.put(javax.xml.transform.OutputKeys.DOCTYPE_PUBLIC,"http:///enhydra.org");
			prop.put(javax.xml.transform.OutputKeys.VERSION,"1.1");
   			XMLDocumentFactory.serialize(node, "output.xml ",prop);
            System.out.println("Searching ...");

			for (int i=0; i < 1000; i++) {
			    if ( i%10 == 0)
			        System.out.print("\rprogress "+i/10+" %");
				XMLConfig section = node.getSection("database/package/package/package/package/package/package/table/column@id=EMAILADRESSE");
//       			node.getSubElementsByAttrValue("database/package/package/package/package/package/table@dbTableName","OLSERVER");
			}
	        System.out.println("\rprogress 100 %");
			System.out.println();

//			NodeList nodeList = node.getSubElementsByAttrValue("database/package/package/package/package/package/table@dbTableName","OLSERVER");
			XMLConfig section = node.getSection("database/package/package/package/package/package/package/table/column@id=EMAILADRESSE");
			section.setAttr("type@javaType","Zoka");
	        if (section == null)
	            System.out.println("section = null");
	        else {
	            System.out.println("section = "+section);
	        }


//			NodeList nodeList = node.getSubElementsByTagText("databaseManager/database/type","Oracle");
//            NodeList nodeList = node.getSubElementsByCondition("database/package/package/package/package/package/table@dbTableName=OLSERVER");
//	        if (nodeList == null)
//	            System.out.println("nodeList = null");
//	        else {
//	            for (int i=0; i<nodeList.getLength(); i++)
//	                System.out.println("node["+i+"] = "+nodeList.item(i));
//	        }

		} catch(Exception e) {
			e.printStackTrace();
			System.out.println("NOOOOOOOOOOOOO");
		}
	}
}