memorypersistencemessagelauncherstatusobserver.java.svn-base

监控整个SP系统的SMS信息通道的发送情况并且生成日志。 支持权限判断。

package com.infobank.superchannel.observer.implementation;

import java.util.LinkedList;
import java.util.List;
import java.util.Queue;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;

import org.apache.commons.configuration.Configuration;

import com.infobank.superchannel.daemon.messagelauncher.MessageLauncherDaemon;
import com.infobank.superchannel.observer.ChannelStatusObserver;
import com.infobank.superchannel.observer.MessageLauncherStatusObserver;
import com.infobank.superchannel.pojo.GenericLog;
import com.infobank.superchannel.pojo.MessageBucketLog;
import com.infobank.superchannel.pojo.TextMessage;
import com.infobank.superchannel.pojo.TextMessageLog;
import com.infobank.superchannel.util.DaemonConfiguration;

/**
 * @author Xiaoguang Sun
 * @version 类说明: MemoryPersistence状态观察者
 */
public class MemoryPersistenceMessageLauncherStatusObserver extends MemoryPersistenceLogObserver implements
    MessageLauncherStatusObserver{
  private List<TextMessageLog> changeMessageStatusLog=new LinkedList<TextMessageLog>();
  private Object changeMessageStatusLogMutex=new Object();
  private static int maximumChangeMessageStatusLogSize=100; 

  private List<MessageBucketLog> newMassMessageBucketLog=new LinkedList<MessageBucketLog>();
  private Object newMassMessageBucketLogMutex=new Object();
  private static int maximumMassMessageBucketLogSize=100; 

  private List<MessageBucketLog> newGeneralMessageBucketLog=new LinkedList<MessageBucketLog>();
  private Object newGeneralMessageBucketLogMutex=new Object();
  private static int maximumGeneralMessageBucketLogSize=100; 

  private AtomicInteger massMessageQueueSize=new AtomicInteger(0);
  private AtomicInteger generalMessageQueueSize=new AtomicInteger(0);
  private AtomicReference<String> state=new AtomicReference<String>(new String());
  
  public static void init(MessageLauncherDaemon daemon){
      String tag=daemon.getTag();

    DaemonConfiguration config=DaemonConfiguration.getInstance();

      StringBuilder sb=new StringBuilder();
      sb.append("/daemon[@type='MessageLauncher' and @tag='");
      sb.append(tag);
      sb.append("']/observer[@type='MessageLauncherStatusObserver']/capacity[@persistence='Memory']/");
      String basePath=sb.toString();

      sb.append("changeMessageStatus");
    maximumChangeMessageStatusLogSize=config.getInt(sb.toString()); 

      sb=new StringBuilder();
      sb.append(basePath);
      sb.append("massMessageBucket");
    maximumMassMessageBucketLogSize=config.getInt(sb.toString()); 

      sb=new StringBuilder();
      sb.append(basePath);
      sb.append("generalMessageBucket");
    maximumGeneralMessageBucketLogSize=config.getInt(sb.toString()); 
  }

  /**
   * Check the size of a given list. If it is greater than maxsize remove the first one
   * to keep it smaller than the preset size 
   * @param list
   * @param maxsize
   */
  private void checkListSize(List list,int maxsize){
    int listSize=list.size();
    if(listSize>=maxsize){
      //list.subList(0, listSize-maxsize+1).clear();
      list.remove(0);
    }
  }
  
  /**
   * 获取自上次调用此方法后产生的所有消息状态更新日志
   * @param token 用户访问令牌
   * @return 自上次调用此方法后产生的所有消息状态更新日志
   */
  public List<TextMessageLog> getChangeMessageStatusLog(){
    List<TextMessageLog> log=null;
    synchronized(changeMessageStatusLogMutex){
      log=changeMessageStatusLog;
      changeMessageStatusLog=new LinkedList<TextMessageLog>();
    }
    
    return log;
  }
  
  /**
   * 获取自上次调用此方法后产生的所有新批量消息组日志
   * @param token 用户访问令牌
   * @return 自上次调用此方法后产生的所有新批量消息组日志
   */
  public List<MessageBucketLog> getNewMassMessageBucketLog(){
    List<MessageBucketLog> log=null;
    synchronized(newMassMessageBucketLogMutex){
      log=newMassMessageBucketLog;
      newMassMessageBucketLog=new LinkedList<MessageBucketLog>();
    }
    
    return log;
  }
  
  /**
   * 获取自上次调用此方法后产生的所有新普通消息组日志
   * @param token 用户访问令牌
   * @return 自上次调用此方法后产生的所有新普通消息组日志
   */
  public List<MessageBucketLog> getNewGeneralMessageBucketLog(){
    List<MessageBucketLog> log=null;
    synchronized(newGeneralMessageBucketLogMutex){
      log=newGeneralMessageBucketLog;
      newGeneralMessageBucketLog=new LinkedList<MessageBucketLog>();
    }
    
    return log;
  }
  
  /**
   * 获取当前批量消息队列尺寸
   * @param token 用户访问令牌
   * @return 当前批量消息队列尺寸
   */
  public int getMassMessageQueueSize(){
    return massMessageQueueSize.get();
  }
  
  /**
   * 获取当前普通消息队列尺寸
   * @param token 用户访问令牌
   * @return 当前普通消息队列尺寸
   */
  public int getGeneralMessageQueueSize(){
    return generalMessageQueueSize.get();
  }

  /**
   *  消息状态变更
   * @param message 状态变更的消息
   */
  public void changeMessageStatus(TextMessage message){
    synchronized(changeMessageStatusLogMutex){
      checkListSize(changeMessageStatusLog,maximumChangeMessageStatusLogSize);
      changeMessageStatusLog.add(new TextMessageLog(message));
    }
  }

  /**
   *  设置普通信息队列尺寸
   * @param size 普通信息队列尺寸
   */
  public void generalMessageQueueSize(int size) {
    generalMessageQueueSize.set(size);
  }

  /**
   *  设置批量信息队列尺寸
   * @param size 批量信息队列尺寸
   */
  public void massMessageQueueSize(int size) {
    massMessageQueueSize.set(size);
  }

  /**
   *  新的普通消息组到来
   * @param bucket 新普通消息组
   */
  public void newGeneralMessageBucket(Queue<TextMessage> bucket) {
    MessageBucketLog log=null;
    synchronized(newGeneralMessageBucketLogMutex){
      checkListSize(newGeneralMessageBucketLog,maximumGeneralMessageBucketLogSize);
      log=new MessageBucketLog(bucket);
      newGeneralMessageBucketLog.add(log);
    }
  }

  /**
   *  新的批量消息组到来
   * @param bucket 新批量消息组
   */
  public void newMassMessageBucket(Queue<TextMessage> bucket) {
    MessageBucketLog log=null;
    synchronized(newMassMessageBucketLogMutex){
      checkListSize(newMassMessageBucketLog,maximumMassMessageBucketLogSize);
      log=new MessageBucketLog(bucket);
      newMassMessageBucketLog.add(log);
    }
  }
}