downloadfriendremarkjob.java

java写的qq代码实现qq的部分功能

/*
* LumaQQ - Java QQ Client
*
* Copyright (C) 2004 luma <[e-mail]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.tsinghua.lumaqq.ui.jobs;

import java.lang.reflect.InvocationTargetException;
import java.util.Iterator;

import org.eclipse.core.runtime.IProgressMonitor;

import edu.tsinghua.lumaqq.LumaQQ;
import edu.tsinghua.lumaqq.qq.QQ;
import edu.tsinghua.lumaqq.qq.beans.FriendRemark;
import edu.tsinghua.lumaqq.qq.events.IQQListener;
import edu.tsinghua.lumaqq.qq.events.QQEvent;
import edu.tsinghua.lumaqq.qq.packets.in.FriendDataOpReplyPacket;
import edu.tsinghua.lumaqq.ui.MainShell;
import edu.tsinghua.lumaqq.utils.RemarkUtil;
import edu.tsinghua.lumaqq.xml.remarks.Remark;
import edu.tsinghua.lumaqq.xml.remarks.RemarkImpl;

/**
 * 下载好友备注的任务
 * 
 * @author luma
 */
public class DownloadFriendRemarkJob extends AbstractJob implements IQQListener {
	private IProgressMonitor monitor;
	
	// 备注工具类
	private RemarkUtil remarks;
	private int page;
	private boolean finished;

    /* (non-Javadoc)
     * @see edu.tsinghua.lumaqq.ui.jobs.IJob#prepare(edu.tsinghua.lumaqq.ui.MainShell)
     */
    public void prepare(MainShell main) {
        super.prepare(main);
        finished = false;
		remarks = RemarkUtil.getInstance();
		page = 0;
        main.getClient().addQQListener(this);
    }

    /* (non-Javadoc)
     * @see edu.tsinghua.lumaqq.ui.jobs.IJob#clear()
     */
    public void clear() {
        main.getClient().removeQQListener(this);
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.operation.IRunnableWithProgress#run(org.eclipse.core.runtime.IProgressMonitor)
     */
    public void run(IProgressMonitor monitor) throws InvocationTargetException,
            InterruptedException {
        this.monitor = monitor;
        monitor.beginTask("", 100);
        
        monitor.subTask(LumaQQ.getString("job.download.remark.1"));        
        main.getClient().batchDownloadFriendRemark(page++);
        
		synchronized(this) {
		    while(!finished) {
                try {
                    this.wait(2000);
                    if(monitor.isCanceled())
                        break;
                } catch (InterruptedException e) {                    
                }	        
		    }
		}

		monitor.subTask(LumaQQ.getString("job.download.remark.2"));
		remarks.save();
		monitor.done();
    }

    /* (non-Javadoc)
     * @see edu.tsinghua.lumaqq.qq.events.IQQListener#qqEvent(edu.tsinghua.lumaqq.qq.events.QQEvent)
     */
    public void qqEvent(QQEvent e) {
        switch(e.type) {
            case QQEvent.QQ_BATCH_DOWNLOAD_FRIEND_REMARK_SUCCESS:
                processBatchDownloadFriendRemarkSuccess(e);
            	break;
            case QQEvent.QQ_OPERATION_TIMEOUT:
                if(e.operation == QQ.QQ_CMD_FRIEND_DATA_OP)
                    processFriendDataOpTimeout(e);
                break;
        }
    }    
    
    /**
     * 处理下载好友备注成功事件
     * @param e
     */
    private void processBatchDownloadFriendRemarkSuccess(QQEvent e) {
        if(monitor.isCanceled())
            wake();        
        monitor.worked(10);
        
        FriendDataOpReplyPacket packet = (FriendDataOpReplyPacket)e.getSource();
        if(packet.hasRemark) {
            Iterator i = packet.remarks.keySet().iterator();
            while(i.hasNext()) {
                Integer qq = (Integer)i.next();
                FriendRemark fr = (FriendRemark)packet.remarks.get(qq);
                Remark remark = createRemarkElement(qq.intValue(), fr);
    	        remarks.addRemark(remark);    
            }	        
            main.getClient().batchDownloadFriendRemark(page++);
        } else {
            finished = true;
            wake();
        }
    }
    
    /**
     * 处理下载好友备注超时事件，重发一次
     * 
     * @param e
     * 		QQEvent
     */
    private void processFriendDataOpTimeout(QQEvent e) {
        wake();
    }
    
	/**
	 * 从FriendRemarkOpReplyPacket中创建Remark对象
	 * 
	 * @return
	 * 		Remark元素对象
	 */
	private Remark createRemarkElement(int qqNum, FriendRemark fr) {		
		Remark remark = new RemarkImpl();
		remark.setName(fr.name.trim());
		remark.setZipcode(fr.zipcode);
		remark.setTelephone(fr.telephone);
		remark.setMobile(fr.mobile);
		remark.setEmail(fr.email);
		remark.setAddress(fr.address);
		remark.setNote(fr.note);
		remark.setQqNum(String.valueOf(qqNum));
		return remark;
	}
    
	/**
	 * 唤醒任务线程，使其返回
	 */
	private void wake() {
		synchronized(this) {
		    finished = true;
		    this.notify();
		}
	}

    /* (non-Javadoc)
     * @see edu.tsinghua.lumaqq.ui.jobs.IJob#isSuccess()
     */
    public boolean isSuccess() {
        return errorMessage != null;
    }
}