count.java

精通EJB3.0一书的全部随书实例的源代码。

package examples;

import javax.ejb.*;
import java.rmi.RemoteException;

/**
 * These are CountBean's business logic methods.
 *
 * This interface is what clients operate on when they
 * interact with EJB objects. The container vendor will
 * implement this interface; the implemented object is
 * the EJB object, which delegates invocations to the
 * actual bean.
 */
public interface Count extends EJBObject {

  /**
   * Increments the int stored as conversational state
   */
  public int count() throws RemoteException;
}