schedulerbean.java

来自「100多M的J2EE培训内容」· Java 代码 · 共 225 行

package com.borland.training.meetings.sessions;

import javax.ejb.*;
import java.util.*;

public class SchedulerBean implements SessionBean {

  private SessionContext sessionContext;
  private RoomManager roomManager;
  private MeetingManager meetingManager;
  private AttendeeManager attendeeManager;
  private RoomValueFactory roomValueFactory;
  private MeetingValueFactory meetingValueFactory;
  private AttendeeValueFactory attendeeValueFactory;

  public void ejbCreate() throws CreateException {
    try {
      roomManager = RoomManager.getInstance();
      meetingManager = MeetingManager.getInstance();
      attendeeManager = AttendeeManager.getInstance();
      roomValueFactory = RoomValueFactory.getInstance();
      meetingValueFactory = MeetingValueFactory.getInstance();
      attendeeValueFactory = AttendeeValueFactory.getInstance();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void ejbRemove() {
  }

  public void setSessionContext(SessionContext sessionContext) {
    this.sessionContext = sessionContext;
  }

  public void ejbActivate() {
  }

  public void ejbPassivate() {
  }

  public String createRoom(RoomValue roomValue) {
    try {
      String name = roomManager.createRoom(roomValue);
      return name;
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public RoomValue findRoom(String name) {
    try {
      return roomValueFactory.getRoom(name);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public Collection findAllRooms() {
    try {
      return roomValueFactory.getAllRooms();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void updateRoom(RoomValue roomValue) {
    try {
      roomManager.updateRoom(roomValue);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void removeRoom(String name) {
    try {
      roomManager.removeRoom(name);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void removeAllRooms() {
    try {
      roomManager.removeAllRooms();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public Long createMeeting(MeetingValue meetingValue) {
    try {
      Long id = meetingManager.createMeeting(meetingValue);
      return id;
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public MeetingValue findMeeting(Long id) {
    try {
      return meetingValueFactory.getMeeting(id);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public Collection findMeetingsOfAttendee(Long id) {
    try {
      return meetingValueFactory.getMeetingsOfAttendee(id);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }


  public Collection findAllMeetings() {
    try {
      return meetingValueFactory.getAllMeetings();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void updateMeeting(MeetingValue meetingValue) {
    try {
      meetingManager.updateMeeting(meetingValue);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void removeMeeting(Long id) {
    try {
      meetingManager.removeMeeting(id);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void removeAllMeetings() {
    try {
      meetingManager.removeAllMeetings();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public Long createAttendee(AttendeeValue attendeeValue) {
    try {
      return attendeeManager.createAttendee(attendeeValue);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public AttendeeValue findAttendee(Long id) {
    try {
      return attendeeValueFactory.getAttendee(id);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public Collection findAttendeesByName(String name) {
    try {
      return attendeeValueFactory.getAttendeesByName(name);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public Collection findAllAttendees() {
    try {
      return attendeeValueFactory.getAllAttendees();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void updateAttendee(AttendeeValue attendeeValue) {
    try {
      attendeeManager.updateAttendee(attendeeValue);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void removeAttendee(Long id) {
    try {
      attendeeManager.removeAttendee(id);
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }

  public void removeAllAttendees() {
    try {
      attendeeManager.removeAllAttendees();
    }
    catch(Exception e) {
      throw new EJBException(e);
    }
  }
}