即时通讯之smack客户端配置

package com.xmpp.client.util;

import org.jivesoftware.smack.ConnectionConfiguration;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;
import org.json.JSONArray;

public class XmppTool {

    private static XMPPConnection con = null;

    private static void openConnection(String url, String pcName) {
        try {
            // url、端口，也可以设置连接的服务器名字，地址，端口，用户。
            ConnectionConfiguration connConfig = new ConnectionConfiguration(
                    "192.168.2.113", 5222, "JEREHEDU");

            con = new XMPPConnection(connConfig);
            con.connect();
        } catch (XMPPException xe) {
            xe.printStackTrace();
        }
    }

    private static void openOffConnection(String url, String pcName) {
        try {
            ConnectionConfiguration connConfig = new ConnectionConfiguration(
                    url, 5222, pcName);
            connConfig.setSendPresence(false);
            con = new XMPPConnection(connConfig);
            con.connect();
        } catch (XMPPException xe) {
            xe.printStackTrace();
        }
    }

    public static XMPPConnection getOffConnection(String url, String pcName) {
        if (con == null) {

            openOffConnection(url, pcName);
        }
        return con;
    }

    public static XMPPConnection getConnection(String url, String pcName) {
        if (con == null) {
            openConnection(url, pcName);
        }
        return con;
    }

    public static void closeConnection() {
        con.disconnect();
        con = null;
    }
}

package com.xmpp.client;

import java.util.Iterator;

import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.packet.Presence;
import org.jivesoftware.smackx.OfflineMessageManager;

import com.xmpp.client.util.XmppTool;
import com.xmpp.client.R;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Toast;

public class FormLogin extends Activity implements OnClickListener {

    private EditText useridText, pwdText, urlText, pcnameText;;
    private LinearLayout layout1, layout2;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.formlogin);

        // 获取用户和密码
        this.useridText = (EditText) findViewById(R.id.formlogin_userid);
        this.pwdText = (EditText) findViewById(R.id.formlogin_pwd);
        this.urlText = (EditText) findViewById(R.id.formlogin_url);
        this.pcnameText = (EditText) findViewById(R.id.formlogin_pcname);
        // 正在登录
        this.layout1 = (LinearLayout) findViewById(R.id.formlogin_layout1);
        // 登录界面
        this.layout2 = (LinearLayout) findViewById(R.id.formlogin_layout2);

        Button btsave = (Button) findViewById(R.id.formlogin_btsubmit);
        btsave.setOnClickListener(this);
        Button btcancel = (Button) findViewById(R.id.formlogin_btcancel);
        btcancel.setOnClickListener(this);
    }

    @Override
    public void onClick(View v) {
        // 根据ID来进行提交或者取消
        switch (v.getId()) {
        case R.id.formlogin_btsubmit:
            // 取得填入的用户和密码
            // 取得填入的用户和密码
            final String USERID = this.useridText.getText().toString();
            final String PWD = this.pwdText.getText().toString();
            final String URL = this.urlText.getText().toString();
            final String PCNAME = this.pcnameText.getText().toString();

            Thread t = new Thread(new Runnable() {
                public void run() {
                    // sendEmptyMessage:发送一条消息
                    handler.sendEmptyMessage(1);
                    try {
                        // 连接
                        XmppTool.getOffConnection(URL, PCNAME).login(USERID,
                                PWD);
                        getOfflineMessage();
                        // 状态
                        Presence presence = new Presence(
                                Presence.Type.available);
                        XmppTool.getConnection(URL, PCNAME)
                                .sendPacket(presence);

                        Intent intent = new Intent();
                        intent.setClass(FormLogin.this, FormClient.class);
                        intent.putExtra("USERID", USERID);
                        intent.putExtra("URL", URL);
                        intent.putExtra("PCNAME", PCNAME);
                        FormLogin.this.startActivity(intent);
                        FormLogin.this.finish();
                    } catch (XMPPException e) {
                        XmppTool.closeConnection();

                        handler.sendEmptyMessage(2);
                    }
                }
            });
            t.start();
            break;
        case R.id.formlogin_btcancel:
            finish();
            break;
        }
    }

    /**
     * 获取离线消息
     */
    private void getOfflineMessage() {

        OfflineMessageManager offlineManager = new OfflineMessageManager(
                XmppTool.getConnection(this.urlText.getText().toString(),
                        this.pcnameText.getText().toString()));
        Iterator<org.jivesoftware.smack.packet.Message> it;
        try {
            it = offlineManager.getMessages();
            while (it.hasNext()) {
                org.jivesoftware.smack.packet.Message message = it.next();
                Log.i("离线消息", "收到离线消息, Received from 【" + message.getFrom()
                        + "】 message: " + message.getBody());
            }
            // 删除离线消息
            offlineManager.deleteMessages();

        } catch (XMPPException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }

    private Handler handler = new Handler() {
        public void handleMessage(android.os.Message msg) {

            if (msg.what == 1) {
                layout1.setVisibility(View.VISIBLE);
                layout2.setVisibility(View.GONE);
            } else if (msg.what == 2) {
                layout1.setVisibility(View.GONE);
                layout2.setVisibility(View.VISIBLE);
                Toast.makeText(FormLogin.this, "登录失败！", Toast.LENGTH_SHORT)
                        .show();
            }
        };
    };
}

package com.xmpp.client;

import java.io.File;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;

import org.jivesoftware.smack.Chat;
import org.jivesoftware.smack.ChatManager;
import org.jivesoftware.smack.ChatManagerListener;
import org.jivesoftware.smack.MessageListener;
import org.jivesoftware.smack.PacketListener;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.packet.Packet;
import org.jivesoftware.smackx.filetransfer.FileTransfer;
import org.jivesoftware.smackx.filetransfer.FileTransfer.Status;
import org.jivesoftware.smackx.filetransfer.FileTransferListener;
import org.jivesoftware.smackx.filetransfer.FileTransferManager;
import org.jivesoftware.smackx.filetransfer.FileTransferRequest;
import org.jivesoftware.smackx.filetransfer.IncomingFileTransfer;
import org.jivesoftware.smackx.filetransfer.OutgoingFileTransfer;
import org.jivesoftware.smackx.muc.MultiUserChat;
import org.jivesoftware.smackx.packet.DelayInformation;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

import com.lidroid.xutils.HttpUtils;
import com.lidroid.xutils.exception.HttpException;
import com.lidroid.xutils.http.RequestParams;
import com.lidroid.xutils.http.ResponseInfo;
import com.lidroid.xutils.http.callback.RequestCallBack;
import com.lidroid.xutils.http.client.HttpRequest.HttpMethod;

import com.xmpp.client.util.ScreenShot;
import com.xmpp.client.util.TimeRender;
import com.xmpp.client.util.XmppTool;

public class FormClient extends Activity {

    private MyAdapter adapter;
    private List<Msg> listMsg = new ArrayList<Msg>();
    private String pUSERID;
    private EditText msgText, toText;
    private ProgressBar pb;

    private Button btsend;
    
    private TextView waitpb;
    

    private String URL;
    private String PCNAME;
    private String PERSON;

    private Chat mychat;
    private ChatManager cm;
    

    public class Msg {
        String userid;
        String msg;
        String date;
        String from;

        public Msg(String userid, String msg, String date, String from) {
            this.userid = userid;
            this.msg = msg;
            this.date = date;
            this.from = from;
        }
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.formclient);

        // 获取Intent传过来的用户名,url,pcname
        this.pUSERID = getIntent().getStringExtra("USERID");
        this.URL = getIntent().getStringExtra("URL");
        this.PCNAME = getIntent().getStringExtra("PCNAME");

        ListView listview = (ListView) findViewById(R.id.formclient_listview);
        listview.setTranscriptMode(ListView.TRANSCRIPT_MODE_ALWAYS_SCROLL);

        this.adapter = new MyAdapter(this);
        listview.setAdapter(adapter);

        // 获取文本信息
        this.msgText = (EditText) findViewById(R.id.formclient_text);
        // 获取聊天对象
        this.toText = (EditText) findViewById(R.id.formclient_to);
        
        // 发送消息给water-pc服务器water（获取自己的服务器，和好友）
        // 消息监听
        cm = XmppTool.getConnection(URL, PCNAME).getChatManager();
        chatListener();


        // 发送消息
        btsend = (Button) findViewById(R.id.formclient_btsend);
        sendChatMessage();

        
    }

    

    /**
     * send chat message
     * 
     */
    private void sendChatMessage() {
        btsend.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                // 获取text文本
                String msg = msgText.getText().toString();
                PERSON = toText.getText().toString();
                mychat = cm.createChat(PERSON + "@" + PCNAME, null);
                if (msg.length() > 0) {
                    // 发送消息
                    listMsg.add(new Msg(pUSERID, msg, TimeRender.getDate(),
                            "OUT"));
                    // 刷新适配器
                    adapter.notifyDataSetChanged();
                    try {
                        // 发送消息给指定人
                        mychat.sendMessage(msg);

                    } catch (XMPPException e) {
                        e.printStackTrace();
                    }
                } else {
                    Toast.makeText(FormClient.this, "请输入信息", Toast.LENGTH_SHORT)
                            .show();
                }
                // 清空text
                msgText.setText("");
            }
        });
    }

    /**
     * 监听单人消息
     */
    private void chatListener() {
        cm.addChatListener(new ChatManagerListener() {
            @Override
            public void chatCreated(Chat chat, boolean able) {
                chat.addMessageListener(new MessageListener() {
                    @Override
                    public void processMessage(Chat chat2, Message message) {
                        Log.v("--tags--", "--tags-form--" + message.getFrom());
                        Log.v("--tags--",
                                "--tags-message--" + message.getBody());

                        // 收到来自water-pc服务器water的消息（获取自己的服务器，和好友）
                        if (message.getFrom().contains(pUSERID + "@keyi-pc")) {
                            // 获取用户、消息、时间、IN
                            String[] args = new String[] { pUSERID,
                                    message.getBody(), TimeRender.getDate(),
                                    "IN" };
                           android.os.Message msg = handler.obtainMessage();
                            msg.what = 1;
                            msg.obj = args;
                            msg.sendToTarget();
                        } else {
                
                            
                             }

                            Log.i("json", "b  " + message.getBody());
                            String amsg = message.getBody();
                            String[] args = null;
                        
                                args = new String[] { message.getFrom(), amsg,
                                        TimeRender.getDate(), "IN" };
                                android.os.Message msg = handler
                                        .obtainMessage();
                                msg.what = 1;
                                msg.obj = args;
                                msg.sendToTarget();
                        

                        }

                     
                });
            }
        });
    }


    

    private OutgoingFileTransfer fileTransfer;

    Handler outHandler = new Handler();
    Runnable outrunnable = new Runnable() {
        @Override
        public void run() {
            if (fileTransfer.getProgress() == 1) {
                pb.setVisibility(View.GONE);
                outHandler.removeCallbacks(outrunnable);
            }
            outHandler.postDelayed(outrunnable, 100);

        }
    };


    

    private Handler handler = new Handler() {
        public void handleMessage(android.os.Message msg) {

            switch (msg.what) {
            case 1:
                // 获取消息并显示
                String[] args = (String[]) msg.obj;
                listMsg.add(new Msg(args[0], args[1], args[2], args[3]));
                // 刷新适配器
                adapter.notifyDataSetChanged();
                break;
            case 2:
                // 附件进度条
                if (pb.getVisibility() == View.GONE) {

                    pb.setVisibility(View.VISIBLE);
                    waitpb.setVisibility(View.VISIBLE);
                }
                break;
            case 3:
                pb.setProgress(msg.arg1);
                break;
            case 4:
                pb.setVisibility(View.GONE);
                waitpb.setVisibility(View.GONE);
                break;
            
                
            default:
                break;
            }
        };
    };

    // 退出
    @Override
    public void onBackPressed() {
        super.onBackPressed();
        XmppTool.closeConnection();
        System.exit(0);
        android.os.Process.killProcess(android.os.Process.myPid());
    }

    

    class MyAdapter extends BaseAdapter {

        private Context cxt;
        private LayoutInflater inflater;

        public MyAdapter(FormClient formClient) {
            this.cxt = formClient;
        }

        @Override
        public int getCount() {
            return listMsg.size();
        }

        @Override
        public Object getItem(int position) {
            return listMsg.get(position);
        }

        @Override
        public long getItemId(int position) {
            return position;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            // 显示消息的布局：内容、背景、用户、时间
            this.inflater = (LayoutInflater) this.cxt
                    .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

            // IN,OUT的图片
            if (listMsg.get(position).from.equals("IN")) {
                convertView = this.inflater.inflate(
                        R.layout.formclient_chat_in, null);
            } else {
                convertView = this.inflater.inflate(
                        R.layout.formclient_chat_out, null);
            }

            TextView useridView = (TextView) convertView
                    .findViewById(R.id.formclient_row_userid);
            TextView dateView = (TextView) convertView
                    .findViewById(R.id.formclient_row_date);
            TextView msgView = (TextView) convertView
                    .findViewById(R.id.formclient_row_msg);

            useridView.setText(listMsg.get(position).userid);
            dateView.setText(listMsg.get(position).date);
            msgView.setText(listMsg.get(position).msg);

            return convertView;
        }
    }

}