public MapSFSBToContainerIDDeployer(String containerId) 
{
        if (null == containerId) {
            throw new IllegalArgumentException("containerId is required");
        }
        this.containerId = containerId;
}

 public AppModule deploy(AppModule appModule) throws OpenEJBException 
{
        for (org.apache.openejb.config.EjbModule ejbModule : appModule.getEjbModules()) {
            OpenejbJar openejbJar = ejbModule.getOpenejbJar();
            EjbJar ejbJar = ejbModule.getEjbJar();
            for (EnterpriseBean enterpriseBean : ejbJar.getEnterpriseBeans()) {
                if (enterpriseBean instanceof SessionBean) {
                    SessionBean sessionBean = (SessionBean) enterpriseBean;
                    switch (sessionBean.getSessionType()) {
                        case STATEFUL:
                            String ejbName = sessionBean.getEjbName();
                            EjbDeployment ejbDeployment = openejbJar.getDeploymentsByEjbName().get(ejbName);
                            if (null == ejbDeployment) {
                                throw new OpenEJBException("No ejbDeployment for ejbName [" + ejbName + "]");
                            }
                            ejbDeployment.setContainerId(containerId);
                    }
                }
            }
        }
        return appModule;
}