Package org.objectweb.speedo.runtime.detach

Source Code of org.objectweb.speedo.runtime.detach.TestAttachBigDecimal

/**
* Speedo: an implementation of JDO compliant personality on top of JORM generic
* I/O sub-system.
* Copyright (C) 2001-2004 France Telecom R&D
*
* 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 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
*
*
*
* Contact: speedo@objectweb.org
*
*/

package org.objectweb.speedo.runtime.detach;


import java.math.BigDecimal;
import java.util.Collection;
import java.util.Iterator;

import javax.jdo.JDOException;
import javax.jdo.PersistenceManager;
import javax.jdo.Query;

import junit.framework.Assert;

import org.objectweb.speedo.SpeedoTestHelper;
import org.objectweb.speedo.api.ExceptionHelper;
import org.objectweb.speedo.pobjects.detach.Share;
import org.objectweb.speedo.pobjects.detach.SharePrice;
import org.objectweb.util.monolog.api.BasicLevel;

/**
* Initially, java.math.* was considered as a reference.
* See visitFieldInsn() method of ClassAccessorModifier class.
* The test:
*   detaches a Share
*   modify a BigDecimal value of a SharePrice of the prices
*  attaches the Share
* @author Y.Bersihand
*/
public class TestAttachBigDecimal extends SpeedoTestHelper {

  public TestAttachBigDecimal(String s) {
    super(s);
  }

  protected String getLoggerName() {
    return LOG_NAME + ".rt.detach.TestAttachBigDecimal";
  }
 
  /**
   * Test the detach method on a Big Decimal : bug fixed to update a big decimal object when detaching it.
   */
  public void testDetachModifyAttachCollection() {
    logger.log(BasicLevel.DEBUG, "*****************testDetachModifyAttachCollection************");
    //1st create 2 shares and prices
    Share share1 = new Share(1);
    Share share2 = new Share(2);
   
    SharePrice sp11 = new SharePrice(11, 2004, 11, new BigDecimal(11000));
    SharePrice sp12 = new SharePrice(12, 2004, 11, new BigDecimal(12000));
    SharePrice sp13 = new SharePrice(13, 2004, 11, new BigDecimal(13000));
   
    share1.addPrice(sp11);
    share1.addPrice(sp12);
    share1.addPrice(sp13);
   
    SharePrice sp21 = new SharePrice(21, 2005, 11, new BigDecimal(21000));
    SharePrice sp22 = new SharePrice(22, 2005, 11, new BigDecimal(22000));
    SharePrice sp23 = new SharePrice(23, 2005, 11, new BigDecimal(23000));
   
    share1.addPrice(sp21);
    share1.addPrice(sp22);
    share1.addPrice(sp23);
   
    PersistenceManager pm = pmf.getPersistenceManager();
    pm.currentTransaction().begin();
    pm.makePersistent(share1);
    pm.makePersistent(share2);
    pm.currentTransaction().commit();
   
    Share copyOfShare = (Share) pm.detachCopy((Object)share1);
    logger.log(BasicLevel.DEBUG, "share detached");
    SharePrice price = copyOfShare.getPrice(12,2004,11);
    if (price != null) {
        price.setPrice(new BigDecimal(99000));
    }
    SharePrice newSp = new SharePrice(31, 2006, 11, new BigDecimal(31000));
    copyOfShare.addPrice(newSp);
    try {
      logger.log(BasicLevel.DEBUG, "share price updated");
      pm.currentTransaction().begin();
      Share attachedShare = (Share) pm.makePersistent((Object)copyOfShare);
      pm.currentTransaction().commit();
      assertEquals(copyOfShare.getId(), attachedShare.getId());
      assertEquals("Collection of prices for the detached share and its attached copy is not the same.", copyOfShare.getPrices().size(), attachedShare.getPrices().size());
      logger.log(BasicLevel.DEBUG, "share attached");
    } catch (Exception e) {
      fail(e.getMessage());
    } finally {
      pm.close();
    }
  }
 
  public void testRemovingOfPersistentObject() {
        PersistenceManager pm = pmf.getPersistenceManager();
        try {
            Class[] cs = new Class[]{SharePrice.class, Share.class};
          pm.currentTransaction().begin();
            for(int i=0; i<cs.length; i++) {
                Query query = pm.newQuery(cs[i]);
                Collection col = (Collection) query.execute();
                Iterator it = col.iterator();
                while(it.hasNext()) {
                    Object o = it.next();
                    Assert.assertNotNull("null object in the query result"
                        + cs[i].getName(), o);
                    pm.deletePersistent(o);

                }
                query.close(col);
            }
          pm.currentTransaction().commit();
        } catch (JDOException e) {
            Exception ie = ExceptionHelper.getNested(e);
            logger.log(BasicLevel.ERROR, "", ie);
            fail(ie.getMessage());
        } finally {
            pm.close();
        }
    }
 
}
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