Version 2.1.6 Dependency on oracle.toplink.** classes
-----------------------------------------------------

         Key: IBATIS-239
         URL: http://issues.apache.org/jira/browse/IBATIS-239
     Project: iBatis for Java
        Type: Bug
  Components: DAO  
    Versions: 2.1.6    
 Environment: WinXP, JDK 1.4, DB2
    Reporter: Michael Simpson


I have a test case exercising iBatis in Java against DB2. Under 2.1.5 it works 
fine. I upgraded to the 2.1.6 jars and when I run I immediately get this 
Exception:

java.lang.NoClassDefFoundError: oracle/toplink/sessions/UnitOfWork
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:164)
        at 
com.ibatis.dao.engine.builder.xml.XmlDaoManagerBuilder.class$(XmlDaoManagerBuilder.java:69)
        at 
com.ibatis.dao.engine.builder.xml.XmlDaoManagerBuilder.<init>(XmlDaoManagerBuilder.java:75)
        at 
com.ibatis.dao.client.DaoManagerBuilder.buildDaoManager(DaoManagerBuilder.java:59)

Note: I am not using Oracle, I'm using DB2. 

Looking at the stack trace, in XmlDaoManagerBuilder, this constructor is called:
  public XmlDaoManagerBuilder() {
    typeAliases.put("EXTERNAL", ExternalDaoTransactionManager.class.getName());
    typeAliases.put("HIBERNATE", 
HibernateDaoTransactionManager.class.getName());
    typeAliases.put("JDBC", JdbcDaoTransactionManager.class.getName());
    typeAliases.put("JTA", JtaDaoTransactionManager.class.getName());
    typeAliases.put("OJB", OjbBrokerTransactionManager.class.getName());
    typeAliases.put("SQLMAP", SqlMapDaoTransactionManager.class.getName());
    typeAliases.put("TOPLINK", ToplinkDaoTransactionManager.class.getName());
  }

...Causing the class load of ToplinkDaoTransactionManager, which includes 
theses imports that cannot be found on my classpath.:
import oracle.toplink.publicinterface.UnitOfWork;
import oracle.toplink.threetier.Server;
import oracle.toplink.tools.sessionmanagement.SessionManager;

Since I am not using Oracle or Toplink, this class should not be loaded causing 
a runtime dependency on them. 

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