package org.jboss.test.deadlock.bean;
import java.rmi.*;
import javax.ejb.*;
import javax.naming.InitialContext;
import javax.naming.Context;
import org.jboss.test.deadlock.interfaces.*;
import org.jboss.util.deadlock.ApplicationDeadlockException;
public class StatelessSessionBean implements SessionBean
{
org.apache.log4j.Category log = org.apache.log4j.Category.getInstance(getClass());
private SessionContext sessionContext;
public void ejbCreate() throws RemoteException, CreateException
{
}
public void ejbActivate() throws RemoteException {
}
public void ejbPassivate() throws RemoteException {
}
public void ejbRemove() throws RemoteException {
}
public void setSessionContext(SessionContext context) throws RemoteException {
sessionContext = context;
}
public void callAB() throws RemoteException
{
try
{
log.info("****callAB start****");
EnterpriseEntityHome home = (EnterpriseEntityHome)new InitialContext().lookup("nextgenEnterpriseEntity");
EnterpriseEntity A = home.findByPrimaryKey("A");
EnterpriseEntity B = home.findByPrimaryKey("B");
A.getOtherField();
log.debug("callAB is sleeping");
Thread.sleep(1000);
log.debug("callAB woke up");
B.getOtherField();
log.debug("callAB end");
}
catch (ApplicationDeadlockException ade)
{
System.out.println("APPLICATION DEADLOCK EXCEPTION");
throw ade;
}
catch (RemoteException rex)
{
throw rex;
}
catch (Exception ex)
{
throw new RemoteException("failed");
}
}
public void callBA() throws RemoteException
{
try
{
log.info("****callBA start****");
EnterpriseEntityHome home = (EnterpriseEntityHome)new InitialContext().lookup("nextgenEnterpriseEntity");
EnterpriseEntity B = home.findByPrimaryKey("B");
EnterpriseEntity A = home.findByPrimaryKey("A");
B.getOtherField();
log.debug("callBA is sleeping");
Thread.sleep(1000);
log.debug("callBA woke up");
A.getOtherField();
log.debug("callBA end");
}
catch (ApplicationDeadlockException ade)
{
System.out.println("APPLICATION DEADLOCK EXCEPTION");
throw ade;
}
catch (RemoteException rex)
{
throw rex;
}
catch (Exception ex)
{
throw new RemoteException("failed");
}
}
public void requiresNewTest(boolean first) throws RemoteException
{
try
{
log.info("***requiresNewTest start***");
InitialContext ctx = new InitialContext();
EnterpriseEntityHome home = (EnterpriseEntityHome)ctx.lookup("nextgenEnterpriseEntity");
EnterpriseEntity C = home.findByPrimaryKey("C");
C.getOtherField();
if (first)
{
StatelessSessionHome shome = (StatelessSessionHome)ctx.lookup("nextgen.StatelessSession");
StatelessSession session = shome.create();
session.requiresNewTest(false);
}
}
catch (RemoteException rex)
{
throw rex;
}
catch (Exception ex)
{
throw new RemoteException("failed");
}
}
public void createCMRTestData(String jndiName)
{
try
{
InitialContext ctx = new InitialContext();
Context enc = (Context) ctx.lookup("java:comp/env");
EnterpriseEntityLocalHome home = (EnterpriseEntityLocalHome)enc.lookup(jndiName);
try
{
home.create("First");
}
catch (DuplicateKeyException dontCare)
{
}
try
{
home.create("Second");
}
catch (DuplicateKeyException dontCare)
{
}
EnterpriseEntityLocal first = home.findByPrimaryKey("First");
EnterpriseEntityLocal second = home.findByPrimaryKey("Second");
first.setNext(second);
second.setNext(first);
}
catch (Exception e)
{
throw new EJBException("Unable to create data", e);
}
}
public void cmrTest(String jndiName, String start)
{
try
{
InitialContext ctx = new InitialContext();
Context enc = (Context) ctx.lookup("java:comp/env");
EnterpriseEntityLocalHome home = (EnterpriseEntityLocalHome)enc.lookup(jndiName);
EnterpriseEntityLocal initial = home.findByPrimaryKey(start);
initial.getNext().getName();
}
catch (Exception e)
{
throw new EJBException("Unable to create data", e);
}
}
}