/*
 * JmsSwitch.java
 *
 * Created on 2003年12月15日, 下午6:15
 */

package collector.jms;

import java.util.*;

/**
 *
 * @author  WangJun
 */
public class JmsSwitch {
  private JmsFront m_JmsFront1 = null;
  private JmsFront m_JmsFront2 = null;

  private String m_LocalHostName = "";
  private boolean m_JmsFront1Flag = false;
  private boolean m_JmsFront2Flag = false;

  private int m_JmsFront1Counter = 0;
  private int m_JmsFront2Counter = 0;

  private String m_AppserverType = "";
  private String m_JmsInitContextFactory = "";
  private String m_JmsURL1 = "";
  private String m_JmsPort1 = "";
  private String m_JmsURL2 = "";
  private String m_JmsPort2 = "";

  private String m_JmsFrontTopicFactory = "";
  private String m_JmsFrontTopic = "";

  private ArrayList m_ArrayList = null;
  private int m_MachineSwitchWaitCounter = 5;
  /** Creates a new instance of JmsSwitch */
  public JmsSwitch() {
    m_ArrayList = new ArrayList();
  }

  public JmsSwitch(String m_LocalHostName) {
    this.m_LocalHostName = m_LocalHostName;
    m_ArrayList = new ArrayList();
  }

  public int setJmsParam(String m_AppserverType, String m_JmsInitContextFactory,
                         String m_JmsURL1, String m_JmsPort1,
                         String m_JmsURL2, String m_JmsPort2) {
    this.m_AppserverType = m_AppserverType;
    this.m_JmsInitContextFactory = m_JmsInitContextFactory;
    this.m_JmsURL1 = m_JmsURL1;
    this.m_JmsPort1 = m_JmsPort1;

    this.m_JmsURL2 = m_JmsURL2;
    this.m_JmsPort2 = m_JmsPort2;

    return 1;
  }

  public int setJmsFrontParam(String m_JmsFrontTopicFactory,
                              String m_JmsFrontTopic) {
    this.m_JmsFrontTopicFactory = m_JmsFrontTopicFactory;
    this.m_JmsFrontTopic = m_JmsFrontTopic;

    return 1;
  }

  public int setMachineSwitchWaitCounter(int m_MachineSwitchWaitCounter) {
    this.m_MachineSwitchWaitCounter = m_MachineSwitchWaitCounter;
    return 1;
  }

  public int initJmsSwitch() {
    this.putMsg( (Object) JmsDefine.INIT_MAIN_JMSCOMM);

    this.putMsg( (Object) JmsDefine.INIT_MAIN_JMSFRONT);
    this.m_JmsFront1 = new JmsFront(this.m_LocalHostName);
    if (this.m_JmsFront1.initJMS(this.m_AppserverType,
                                 this.m_JmsInitContextFactory, this.m_JmsURL1,
                                 m_JmsPort1, this.m_JmsFrontTopicFactory,
                                 this.m_JmsFrontTopic) < 0) {
      this.putMsg( (Object) JmsDefine.MAIN_SERVER_SHUTDOWN);
      m_JmsFront1Flag = false;
      JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_DISCONNECT;
    }
    else {
      m_JmsFront1Flag = true;
      JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_CONNECT;
    }

    this.m_JmsFront2 = new JmsFront(this.m_LocalHostName);
    if (this.m_JmsFront2.initJMS(this.m_AppserverType,
                                 this.m_JmsInitContextFactory, this.m_JmsURL2,
                                 this.m_JmsPort2, this.m_JmsFrontTopicFactory,
                                 this.m_JmsFrontTopic) < 0) {
      this.putMsg( (Object) JmsDefine.SLAVE_SERVER_JMSFRONT_SHUTDOWN);
      m_JmsFront2Flag = false;
      JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_DISCONNECT;
    }
    else {
      m_JmsFront2Flag = true;
      JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_CONNECT;
    }
    return 1;

  }

  public int close(int m_JmsHost) {
    if (m_JmsHost == JmsDefine.m_JmsHost1) {
      this.m_JmsFront1.close();
    }
    else if (m_JmsHost == JmsDefine.m_JmsHost2) {
      this.m_JmsFront2.close();
    }

    return 1;
  }

  public int reConnectJMSFront() {
    try {
      if (JmsDefine.m_CurJmsFront1 == JmsDefine.JMS_DISCONNECT) {
        if (this.m_JmsFront1Flag != true) {
          close(JmsDefine.m_JmsHost1);

          this.m_JmsFront1 = new JmsFront(this.m_LocalHostName);
          if (this.m_JmsFront1.initJMS(this.m_AppserverType,
                                       this.m_JmsInitContextFactory,
                                       this.m_JmsURL1,
                                       m_JmsPort1, this.m_JmsFrontTopicFactory,
                                       this.m_JmsFrontTopic) < 0) {
            JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_DISCONNECT;
            this.putMsg( (Object) JmsDefine.
                        CONNECT_MAIN_SERVER_JMSFRONT_FAILURE);
          }
          else {
//                        this.m_JmsFront1Flag = true;
            JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_CONNECT;
            this.putMsg( (Object) JmsDefine.
                        CONNECT_MAIN_SERVER_JMSFRONT_SUCCESS);
          }
        }
        else {
          close(JmsDefine.m_JmsHost1);
//                    if (this.m_JmsFront1.reConnect () > 0 )
          if (this.m_JmsFront1.initJMS(this.m_AppserverType,
                                       this.m_JmsInitContextFactory,
                                       this.m_JmsURL1,
                                       m_JmsPort1, this.m_JmsFrontTopicFactory,
                                       this.m_JmsFrontTopic) > 0) {
            this.putMsg( (Object) JmsDefine.
                        RECONNECT_MAIN_SEREVR_JMSFRONT_SUCCESS);
            JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_CONNECT;
          }
          else {
            JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_DISCONNECT;
            this.putMsg( (Object) JmsDefine.
                        RECONNECT_MAIN_SERVER_JMSFRONT_FAILURE);
          }
        }
      }

      if (JmsDefine.m_CurJmsFront2 == JmsDefine.JMS_DISCONNECT) {
        if (this.m_JmsFront2Flag != true) {
          close(JmsDefine.m_JmsHost2);
          this.m_JmsFront2 = new JmsFront(this.m_LocalHostName);
          if (this.m_JmsFront2.initJMS(this.m_AppserverType,
                                       this.m_JmsInitContextFactory,
                                       this.m_JmsURL2,
                                       this.m_JmsPort2,
                                       this.m_JmsFrontTopicFactory,
                                       this.m_JmsFrontTopic) < 0) {
            JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_DISCONNECT;
            this.putMsg( (Object) JmsDefine.
                        CONNECT_SLAVE_SERVER_JMSFRONT_FAILURE);
          }
          else {
//                        this.m_JmsFront2Flag = true;
            JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_CONNECT;
            this.putMsg( (Object) JmsDefine.
                        CONNECT_SLAVE_SERVER_JMSFRONT_SUCCESS);
          }
        }
        else {
          close(JmsDefine.m_JmsHost2);
//                  if (this.m_JmsFront2.reConnect () > 0 )
          if (this.m_JmsFront2.initJMS(this.m_AppserverType,
                                       this.m_JmsInitContextFactory,
                                       this.m_JmsURL2,
                                       m_JmsPort2, this.m_JmsFrontTopicFactory,
                                       this.m_JmsFrontTopic) > 0) {
            JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_CONNECT;
            this.putMsg( (Object) JmsDefine.
                        RECONNECT_SLAVE_SEREVR_JMSFRONT_SUCCESS);
          }
          else {
            JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_DISCONNECT;
            this.putMsg( (Object) JmsDefine.
                        RECONNECT_SLAVE_SERVER_JMSCOMM_FAILURE);
          }
        }
      }

      return 1;
    }
    catch (Exception m_Exception) {
      this.putMsg( (Object) JmsDefine.RECONNECT_JMSfRONT_ERROR_1);
      return -1;
    }
  }

  public JmsFront getJmsFront1() {
    if (JmsDefine.m_CurJmsFront1 == JmsDefine.JMS_CONNECT) {
      JmsDefine.m_JmsFront1SendTimes = this.m_JmsFront1.getSendTimes();
      JmsDefine.m_JmsFront1RecTimes = this.m_JmsFront1.getRecTimes();

      return this.m_JmsFront1;
    }
    else {
      return null;
    }
  }

  public JmsFront getJmsFront2() {
    if (JmsDefine.m_CurJmsFront2 == JmsDefine.JMS_CONNECT) {
      JmsDefine.m_JmsFront2SendTimes = this.m_JmsFront2.getSendTimes();
      JmsDefine.m_JmsFront2RecTimes = this.m_JmsFront2.getRecTimes();

      return this.m_JmsFront2;
    }
    else {
      return null;
    }
  }

  public int adjustJmsFront1(int m_SuccessFlag) {
    if (m_SuccessFlag == JmsDefine.JMS_EXCEPTION) {
      this.m_JmsFront1Counter++;
    }
    else {
      this.m_JmsFront1Counter = 0;
    }

    if (m_JmsFront1Counter >= this.m_MachineSwitchWaitCounter) {
      JmsDefine.m_CurJmsFront1 = JmsDefine.JMS_DISCONNECT;
      m_JmsFront1Counter = 0;
    }

    return 1;
  }

  public int adjustJmsFront2(int m_SuccessFlag) {
    if (m_SuccessFlag == JmsDefine.JMS_EXCEPTION) {
      this.m_JmsFront2Counter++;
    }
    else {
      this.m_JmsFront2Counter = 0;
    }

    if (m_JmsFront2Counter >= this.m_MachineSwitchWaitCounter) {
      JmsDefine.m_CurJmsFront2 = JmsDefine.JMS_DISCONNECT;
      m_JmsFront2Counter = 0;
    }

    return 1;
  }

  public Object getMsg() {
    if (this.m_ArrayList.size() <= 0) {
      return null;
    }
    else {
      return (Object)this.m_ArrayList.remove(0);
    }
  }

  public int getMsgNum() {
    return this.m_ArrayList.size();
  }

  public int putMsg(Object m_Object) {
    this.m_ArrayList.add(m_Object);

    return 1;
  }
}