/**
 * Provides classes and predicates for working with J2EE bean types.
 */

import Type

/** An entity bean. */
class EntityBean extends Class {
  EntityBean() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "EntityBean") | this.hasSupertype+(i))
  }
}

/** An enterprise bean. */
class EnterpriseBean extends RefType {
  EnterpriseBean() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "EnterpriseBean") | this.hasSupertype+(i))
  }
}

/** A local EJB home interface. */
class LocalEJBHomeInterface extends Interface {
  LocalEJBHomeInterface() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBLocalHome") | this.hasSupertype+(i))
  }
}

/** A remote EJB home interface. */
class RemoteEJBHomeInterface extends Interface {
  RemoteEJBHomeInterface() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBHome") | this.hasSupertype+(i))
  }
}

/** A local EJB interface. */
class LocalEJBInterface extends Interface {
  LocalEJBInterface() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBLocalObject") | this.hasSupertype+(i))
  }
}

/** A remote EJB interface. */
class RemoteEJBInterface extends Interface {
  RemoteEJBInterface() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBObject") | this.hasSupertype+(i))
  }
}

/** A message bean. */
class MessageBean extends Class {
  MessageBean() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "MessageDrivenBean") |
      this.hasSupertype+(i)
    )
  }
}

/** A session bean. */
class SessionBean extends Class {
  SessionBean() {
    exists(Interface i | i.hasQualifiedName("javax.ejb", "SessionBean") | this.hasSupertype+(i))
  }
}