databaseconnector.java

来自「Java写的一个学员系统」· Java 代码 · 共 25 行

package cn.st.data;

import org.w3c.dom.Document;
import org.w3c.dom.Element;

import cn.st.util.XMLUtil;

import com.db4o.Db4o;
import com.db4o.ObjectContainer;

public class DataBaseConnector {

	private static ObjectContainer db = null;

	public static ObjectContainer getDb() {
		Document doc = XMLUtil
				.loadXMLIgnoreException("C:\\ST\\config\\config.xml");
		Element root = doc.getDocumentElement();
		Element urlEle = (Element) root.getElementsByTagName("url").item(0);
		db = Db4o.openFile(urlEle.getTextContent());

		return db;
	}
}