xml2objtest.java

Java的面向对象数据库系统的源代码

package test.openxml;

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

import junit.framework.Test;
import junit.framework.TestSuite;
import org.ozoneDB.ExternalTransaction;
import org.ozoneDB.xml.util.XMLContainer;
import org.w3c.dom.Document;

/*
 * User: per
 * Date: Feb 8, 2002
 * Time: 4:52:37 PM
 * Copyright Nordic Wave Inc, All rights reserved
 */

public class XML2ObjTest extends OpenXmlTestCase {

    public static Test suite() {
        TestSuite suite = new TestSuite();
        suite.addTestSuite(XML2ObjTest.class);
        return suite;
    }

    public XML2ObjTest(String name) {
        super(name);
    }

    public void testAddAndRemove() {
        insertDocument();
        removeDocument();
    }

    public void testDOMUpdate() {
        insertDocument();
        ExternalTransaction tx = db.newTransaction();
        try {
            XMLContainer container = XMLContainer.forName(db, xmlTestDataFileName);
            assertNotNull(container);
            tx.begin();
            container.storeDOM(null, getTestDocument());
            tx.commit();
            removeDocument();
        } catch (Exception e) {
            try {
                tx.rollback();
            } catch (Exception e1) {
                // leave it for finally
            } finally {
                fail(e.getMessage());
            }
        }
    }

    private Document getTestDocument() {
        try {
            DocumentBuilderFactory builderFactory = new org.apache.xerces.jaxp.DocumentBuilderFactoryImpl();
            DocumentBuilder documentBuilder = builderFactory.newDocumentBuilder();
            return documentBuilder.parse(xmlTestDataFileName);
        } catch (Exception e) {
            fail(e.getMessage());
            return null;
        }
    }

    private void insertDocument() {
        ExternalTransaction tx = db.newTransaction();
        try {
            tx.begin();
            XMLContainer xmlContainer = XMLContainer.forName(db, xmlTestDataFileName);
            if (xmlContainer != null) {
                xmlContainer.delete();
            }
            xmlContainer = XMLContainer.newContainer(db, xmlTestDataFileName);
            xmlContainer.storeDOM(getTestDocument());
            assertNotNull(XMLContainer.forName(db, xmlTestDataFileName));
            tx.commit();
        } catch (Exception e) {
            try {
                tx.rollback();
            } catch (Exception e1) {
                // leave it for finally
            } finally {
                fail(e.getMessage());
            }
        }
    }

    private void removeDocument() {
        ExternalTransaction tx = db.newTransaction();
        try {
            tx.begin();
            XMLContainer container = XMLContainer.forName(db, xmlTestDataFileName);
            assertNotNull("XML2ObjTest.removeDocument() - No such document " + xmlTestDataFileName, container);
            container.delete();
            tx.commit();
            assertNull(XMLContainer.forName(db, xmlTestDataFileName));
        } catch (Exception e) {
            try {
                tx.rollback();
            } catch (Exception e1) {
                // leave it for finally
            } finally {
                fail(e.getMessage());
            }
        }
    }
}