之前做够在线及时聊天，小型企业基本上都是通过xmpp协议实现，但是我之前公司做的多多少少会出现一些问题，今天在查找资料的时候，无意发现了一个很好的东西，某公司开发了一套即时聊天sdk，虽然也是由xmpp协议开发，但是稳定性和实现简答方面确实容易得多，通俗易懂。关于公司名字不说了，大家自己去搜吧，不然等会有打广告嫌疑！

    涵盖了android和ios，下面给出简单的sdk介绍：

Android SDK 使用指南

     AppKeFuDemoSimple 调用此方法启动会话窗口

/*** @param kefuName 客服的用户名*/private void startChat(String kefuName) {Log.d(TAG, "startChat:"+kefuName);String jid = kefuName + "@appkefu.com";Intent intent = new Intent(this, ChatActivity.class);intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);Contact contact = new Contact(jid);intent.setData(contact.toUri());startActivity(intent);	}

    <uses-permission android:name="android.permission.INTERNET" />    <uses-permission android:name="android.permission.VIBRATE" />

    <activity android:name="com.appkefu.lib.ChatActivity" android:theme="@android:style/Theme.NoTitleBar" />    <service android:name="com.appkefu.lib.service.AppService" />

    import android.app.Application;         /**    * @author Administrator    *    */    public class AppKeFuApplication extends Application {         private boolean mIsConnected = false;         public AppKeFuApplication(){    }    @Override    public void onCreate() {    super.onCreate();    }    @Override    public void onTerminate() {    super.onTerminate();    }    public boolean isConnected() {    return mIsConnected;    }    public void setConnected(boolean isConnected) {    mIsConnected = isConnected;    }    }

import com.appkefu.lib.ChatViewActivity;import com.appkefu.lib.service.Contact; import android.os.Bundle;import android.app.Activity;import android.content.Intent;import android.util.Log;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast; public class MainActivity extends Activity { private static final String TAG = MainActivity.class.getSimpleName();private static final int LOGIN_REQUEST_CODE = 1; private Button chatAdmin;private Button chatKeFu1;private Button chatKeFu2; private AppKeFuApplication app; @Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);chatAdmin = (Button)findViewById(R.id.chat_admin);chatAdmin.setOnClickListener(listener);chatKeFu1 = (Button)findViewById(R.id.chat_kefu1);chatKeFu1.setOnClickListener(listener);chatKeFu2 = (Button)findViewById(R.id.chat_kefu2);chatKeFu2.setOnClickListener(listener);app = (AppKeFuApplication)getApplication();} @Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.activity_main, menu);return true;}@Overrideprotected void onStart() {super.onStart();Log.d(TAG, "onStart");if(!app.isConnected()){Log.d(TAG, "start login");Intent login = new Intent(this, LoginActivity.class);startActivityForResult(login, LOGIN_REQUEST_CODE);}else{Log.d(TAG, "already logged in");} }@Overrideprotected void onActivityResult(int requestCode, int resultCode, Intent data) {if (requestCode == LOGIN_REQUEST_CODE) {if (resultCode == Activity.RESULT_OK){Log.d(TAG, "Activity.RESULT_OK");app.setConnected(true); }else if (resultCode == Activity.RESULT_CANCELED){Log.d(TAG, "Activity.RESULT_CANCELED");app.setConnected(false);chatAdmin.setEnabled(false);chatKeFu1.setEnabled(false);chatKeFu2.setEnabled(false);Toast.makeText(this, "登录失败", Toast.LENGTH_LONG).show();}}}@Overrideprotected void onRestart() {super.onRestart();Log.d(TAG, "onRestart");}@Overrideprotected void onResume() {super.onResume();Log.d(TAG, "onResume");}@Overrideprotected void onPause() {super.onPause();Log.d(TAG, "onPause");}@Overrideprotected void onStop() {super.onStop(); Log.d(TAG, "onStop");}@Overrideprotected void onDestroy() {super.onDestroy();Log.d(TAG, "onDestroy");} private OnClickListener listener = new OnClickListener() {	@Overridepublic void onClick(View v) {// TODO Auto-generated method stubswitch(v.getId()){case R.id.chat_admin:startChat("admin");break;case R.id.chat_kefu1:startChat("kefu1");break;case R.id.chat_kefu2:startChat("kefu2");break;default:break;}}};private void startChat(String kefuName) {String jid = kefuName + "@appkefu.com";Intent intent = new Intent(this, ChatViewActivity.class);intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);Contact contact = new Contact(jid);intent.setData(contact.toUri());startActivity(intent);} 

import com.appkefu.lib.service.AppService;import com.appkefu.lib.service.LoginAsyncTask;import com.appkefu.lib.service.XmppFacade; import android.os.AsyncTask;import android.os.Bundle;import android.os.IBinder;import android.app.Activity;import android.content.ComponentName;import android.content.Context;import android.content.Intent;import android.content.ServiceConnection;import android.util.Log;import android.view.Menu; public class LoginActivity extends Activity {private static final String TAG = LoginActivity.class.getSimpleName();private XmppFacade mXmppFacade;private AsyncTask mLoginTask;private boolean mBinded = false;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_splash);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.activity_splash, menu);return true;}@Overrideprotected void onStart() {super.onStart();Log.d(TAG, "onStart");if(mLoginTask == null)mLoginTask = new LoginTask();if (!mBinded) {Intent intent = new Intent(LoginActivity.this, AppService.class);bindService(intent, conn, Context.BIND_AUTO_CREATE);}}@Overrideprotected void onRestart() {super.onRestart();Log.d(TAG, "onRestart");	}@Overrideprotected void onResume() {super.onResume();Log.d(TAG, "onResume");}@Overrideprotected void onPause() {super.onPause();Log.d(TAG, "onPause");}@Overrideprotected void onStop() {super.onStop();if (mBinded) {unbindService(conn);mBinded = false;}mXmppFacade = null;//newChat = null;Log.d(TAG, "onStop");}@Overrideprotected void onDestroy() {super.onDestroy();Log.d(TAG, "onDestroy");}private ServiceConnection conn = new ServiceConnection() {@Overridepublic void onServiceDisconnected(ComponentName name) {// TODO Auto-generated method stubLog.d(TAG, "MainActivity.onServiceDisconnected");}@Overridepublic void onServiceConnected(ComponentName name, IBinder service) {// TODO Auto-generated method stubLog.d(TAG, "MainActivity.onServiceConnected");mXmppFacade = (XmppFacade) service;mLoginTask.execute(mXmppFacade);mBinded = true;}};private class LoginTask extends LoginAsyncTask {LoginTask() {Log.d(TAG, "LoginTask.Construction");}@Overrideprotected void onPostExecute(Boolean result) {Log.d(TAG, "LoginTask.onPostExecute");if (result == null || !result) { // Task cancelled or exceptionif (!result) {Intent i = new Intent();i.putExtra("message", getErrorMessage());LoginActivity.this.setResult(Activity.RESULT_CANCELED, i);} elseLoginActivity.this.setResult(Activity.RESULT_CANCELED);LoginActivity.this.finish();}else{//login succeedLog.d(TAG, "LoginTask.onPostExecute.true ");LoginActivity.this.startService(new Intent(LoginActivity.this, AppService.class));LoginActivity.this.setResult(RESULT_OK);LoginActivity.this.finish();}}@Overrideprotected void onProgressUpdate(Integer... values) {Log.d(TAG, "LoginTask.onProgressUpdate");}@Overrideprotected void onCancelled() {super.onCancelled();Log.d(TAG, "LoginTask.onCancelled");Intent intent = new Intent(LoginActivity.this, AppService.class);LoginActivity.this.stopService(intent);}}} 

android:name="com.appkefu.demo.advanced.AppKeFuApplication"

    <uses-permission android:name="android.permission.INTERNET" />    <uses-permission android:name="android.permission.VIBRATE" />

    <activity android:name="com.appkefu.lib.ChatViewActivity" android:theme="@android:style/Theme.NoTitleBar" />    <service android:name="com.appkefu.lib.service.AppService" />

官方Demo下载：http://download.csdn.net/detail/gulaer/6338067