nodejs express 模板感想

安装就不说了,网上很多.
然后试用了 webstorm 集成了 nodejs环境,很给力. 我没用过别家的.

然后里面新建nodejs express的时候有模板选项 jade,ejs,handlebars,hogans

1:jade,非标签语言的模板,类似python的缩进. 但让前端调试,修改的话会加大很多工作量.
2:ejs,<%= VARIABLE_NAME %> 标签格式类似古老的 asp,php,jsp 带<尖括号>视觉上会跟html混淆,看着不舒服.
3:handlebars,{{变量名格式}},看着舒服.就是功能有点弱,比如比较什么的,得自己写下扩展叫helper,也不难.
4:hogans,这个网上文档教程实在是太少,就官网看了下,没有尝试.

没有找别家是因为 webstorm既然支持了,就直接用,简单方便.

最终选择了 handlebars 作为入门模板

消息发送相关记录-socket mqtt

场景是,想在app中增加个私信功能,可以实时收到,应该是还有离线消息保存功能.

目前计划是使用第三方功能, 以防万一研究下其他处理方法.

mqtt 服务端:
moquette : java写的基于netty,netty基于nio
mosquitto : c写的,也开源的,不过c我不熟悉.看网上的测试,性能这个是最好的.
activemq: apache基金会的项目,有个web后台会便于查看.网上测试说普通消息性能没别家高.而且吃内存比较厉害.

我们应用用户不会同时在线那么多,用起来哪家都差不多, 用mosquitto就行.

自定义消息

自己写个消息体也行,3个分割方式,消息定长,消息头定,固定分割符. 然后基于netty处理下.性能应该也没问题.

离线消息
qos协议本身是支持离线数据的,客户端需要设置 clientId ,client开启的时候不清除session.

这样消息没法通过别的程序获得,没法集中管理.有个low点的办法是,所有消息都发给服务器client,服务器client根据内容进行分发. 客户端client收到消息的时候给服务端发送一个回执消息. 服务器收到回调后删除.这样的话服务端也相当于一个client,消息量加一倍.

ios播放器精确控制时间avplayer

首先 试用了MPMoviePlayerViewController

里面提供了方法setCurrentPlaybackTime ,但他会跳到10的整数倍,比如想跳到1-9秒都是从0秒开始,11到19会跳到10秒开始。没发现合适的方法.

后来试用了AVPlayer,
里面提供方法,测试是靠谱好用的
[player seekToTime:t toleranceBefore:kCMTimeZero
toleranceAfter:kCMTimeZero];
重点是后两个参数,是否允许提前播放,和错后播放。如果不设置就跟原来一样10秒倍数播放了。

hadoop2.6 配置注意点

终于能用了,都快崩溃了
ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint
和之前种种异常,
列下需要注意的地方:

1:9000和9001, 这俩设置成统一的
2:虚拟机iptables 要关掉,有可能把端口封掉
3:hostname 跟hosts里设置成一样的会比较方便,生成id_rsa.pub的时候里面的路径就自动跟计算机名一致了
4: 我是用虚拟机的,1个master 1个slave 在slaves里把 master,slave1都加上了。

额外的诡异问题,配置好后运行无异常。但用测试demo,wordcount无法生成输出内容。
什么都没动,没关机器,第二天又自己好了。。

ucenter ssl邮件发送

163邮箱已经不支持非ssl邮件发送了,但ucenter不支持ssl发送,需要微调下

sendmail.inc.php

40行左右

} elseif($mail_setting[‘mailsend’] == 2) {

/*
*自定义ssl发送邮件
*/
$mail = new MySendMail();
$mail->setServer($mail_setting['mailserver'], $mail_setting['mailauth_username'], $mail_setting['mailauth_password'], $mail_setting['mailport'], true); //到服务器的SSL连接
//如果不需要到服务器的SSL连接,这样设置服务器:$mail->setServer("smtp.126.com", "XXX@126.com", "XXX");
$mail->setFrom($mail_setting['mailfrom']);
$mail->setReceiver($mail['email_to']);
$mail->setMail($mail['subject'], "<b>tesaaat</b>");
return $mail->sendMail($mail[message]);

邮件发送类,可以贴在最底下,搜的,测试可用。

/**
 * 邮件发送类
 * 支持发送纯文本邮件和HTML格式的邮件,可以多收件人,多抄送,多秘密抄送,带附件(单个或多个附件),支持到服务器的ssl连接
 * 需要的php扩展:sockets、Fileinfo和openssl。
 * @example
 * $mail = new MySendMail();
 * $mail->setServer("XXXXX", "XXXXX@XXXXX", "XXXXX"); //设置smtp服务器
 * $mail->setServer("XXXXX", "XXXXX@XXXXX", "XXXXX", 465, true); //设置smtp服务器,到服务器的ssl连接
 * $mail->setFrom("XXXXX"); //设置发件人
 * $mail->setReceiver("XXXXX"); //设置收件人,多个收件人,调用多次
 * $mail->setCc("XXXX"); //设置抄送,多个抄送,调用多次
 * $mail->setBcc("XXXXX"); //设置秘密抄送,多个秘密抄送,调用多次
 * $mail->addAttachment("XXXX"); //添加附件,多个附件,调用多次
 * $mail->setMail("test", "test"); //设置邮件主题、内容
 * $mail->sendMail(); 发送
 */
class MySendMail {
    /**
     * @var string 邮件传输代理用户名
     * @access private
     */
    private $_userName;

    /**
     * @var string 邮件传输代理密码
     * @access private
     */
    private $_password;

    /**
     * @var string 邮件传输代理服务器地址
     * @access private
     */
    private $_sendServer;

    /**
     * @var int 邮件传输代理服务器端口
     * @access private
     */
    private $_port;

    /**
     * @var string 发件人
     * @access protected
     */
    protected $_from;

    /**
     * @var string 收件人
     * @access protected
     */
    protected $_to;

    /**
     * @var string 抄送
     * @access protected
     */
    protected $_cc;

    /**
     * @var string 秘密抄送
     * @access protected
     */
    protected $_bcc;

    /**
     * @var string 主题
     * @access protected
     */
    protected $_subject;

    /**
     * @var string 邮件正文
     * @access protected
     */
    protected $_body;

    /**
     * @var string 附件
     * @access protected
     */
    protected $_attachment;

    /**
     * @var reource socket资源
     * @access protected
     */
    protected $_socket;

    /**
     * @var reource 是否是安全连接
     * @access protected
     */
    protected $_isSecurity;

    /**
     * @var string 错误信息
     * @access protected
     */
    protected $_errorMessage;


    /**
     * 设置邮件传输代理,如果是可以匿名发送有邮件的服务器,只需传递代理服务器地址就行
     * @access public
     * @param string $server 代理服务器的ip或者域名
     * @param string $username 认证账号
     * @param string $password 认证密码
     * @param int $port 代理服务器的端口,smtp默认25号端口
     * @param boolean $isSecurity 到服务器的连接是否为安全连接,默认false
     * @return boolean
     */
    public function setServer($server, $username="", $password="", $port=25, $isSecurity=false) {
        $this->_sendServer = $server;
        $this->_port = $port;
        $this->_isSecurity = $isSecurity;
        $this->_userName = empty($username) ? "" : base64_encode($username);
        $this->_password = empty($password) ? "" : base64_encode($password);
        return true;
    }

    /**
     * 设置发件人
     * @access public
     * @param string $from 发件人地址
     * @return boolean
     */
    public function setFrom($from) {
        $this->_from = $from;
        return true;
    }

    /**
     * 设置收件人,多个收件人,调用多次.
     * @access public
     * @param string $to 收件人地址
     * @return boolean
     */
    public function setReceiver($to) {
        if(isset($this->_to)) {
            if(is_string($this->_to)) {
                $this->_to = array($this->_to);
                $this->_to[] = $to;
                return true;
            }
            elseif(is_array($this->_to)) {
                $this->_to[] = $to;
                return true;
            }
            else {
                return false;
            }
        }
        else {
            $this->_to = $to;
            return true;
        }
    }

    /**
     * 设置抄送,多个抄送,调用多次.
     * @access public
     * @param string $cc 抄送地址
     * @return boolean
     */
    public function setCc($cc) {
        if(isset($this->_cc)) {
            if(is_string($this->_cc)) {
                $this->_cc = array($this->_cc);
                $this->_cc[] = $cc;
                return true;
            }
            elseif(is_array($this->_cc)) {
                $this->_cc[] = $cc;
                return true;
            }
            else {
                return false;
            }
        }
        else {
            $this->_cc = $cc;
            return true;
        }
    }

    /**
     * 设置秘密抄送,多个秘密抄送,调用多次
     * @access public
     * @param string $bcc 秘密抄送地址
     * @return boolean
     */
    public function setBcc($bcc) {
        if(isset($this->_bcc)) {
            if(is_string($this->_bcc)) {
                $this->_bcc = array($this->_bcc);
                $this->_bcc[] = $bcc;
                return true;
            }
            elseif(is_array($this->_bcc)) {
                $this->_bcc[] = $bcc;
                return true;
            }
            else {
                return false;
            }
        }
        else {
            $this->_bcc = $bcc;
            return true;
        }
    }

    /**
     * 设置邮件附件,多个附件,调用多次
     * @access public
     * @param string $file 文件地址
     * @return boolean
     */
    public function addAttachment($file) {
        if(!file_exists($file)) {
            $this->_errorMessage = "file " . $file . " does not exist.";
            return false;
        }
        if(isset($this->_attachment)) {
            if(is_string($this->_attachment)) {
                $this->_attachment = array($this->_attachment);
                $this->_attachment[] = $file;
                return true;
            }
            elseif(is_array($this->_attachment)) {
                $this->_attachment[] = $file;
                return true;
            }
            else {
                return false;
            }
        }
        else {
            $this->_attachment = $file;
            return true;
        }
    }

    /**
     * 设置邮件信息
     * @access public
     * @param string $body 邮件主题
     * @param string $subject 邮件主体内容,可以是纯文本,也可是是HTML文本
     * @return boolean
     */
    public function setMail($subject, $body) {
        $this->_subject = $subject;
        $this->_body = base64_encode($body);
        return true;
    }

    /**
     * 发送邮件
     * @access public
     * @return boolean
     */
    public function sendMail() {
        $command = $this->getCommand();

        $this->_isSecurity ? $this->socketSecurity() : $this->socket();

        foreach ($command as $value) {
            $result = $this->_isSecurity ? $this->sendCommandSecurity($value[0], $value[1]) : $this->sendCommand($value[0], $value[1]);
            if($result) {
                continue;
            }
            else{
                return false;
            }
        }

        //其实这里也没必要关闭,smtp命令:QUIT发出之后,服务器就关闭了连接,本地的socket资源会自动释放
        $this->_isSecurity ? $this->closeSecutity() : $this->close();
        return true;
    }

    /**
     * 返回错误信息
     * @return string
     */
    public function error(){
        if(!isset($this->_errorMessage)) {
            $this->_errorMessage = "";
        }
        return $this->_errorMessage;
    }

    /**
     * 返回mail命令
     * @access protected
     * @return array
     */
    protected function getCommand() {
        $separator = "----=_Part_" . md5($this->_from . time()) . uniqid(); //分隔符

        $command = array(
            array("HELO sendmail\r\n", 250)
        );
        if(!empty($this->_userName)){
            $command[] = array("AUTH LOGIN\r\n", 334);
            $command[] = array($this->_userName . "\r\n", 334);
            $command[] = array($this->_password . "\r\n", 235);
        }

        //设置发件人
        $command[] = array("MAIL FROM: <" . $this->_from . ">\r\n", 250);
        $header = "FROM: <" . $this->_from . ">\r\n";

        //设置收件人
        if(is_array($this->_to)) {
            $count = count($this->_to);
            for($i=0; $i<$count; $i++){
                $command[] = array("RCPT TO: <" . $this->_to[$i] . ">\r\n", 250);
                if($i == 0){
                    $header .= "TO: <" . $this->_to[$i] .">";
                }
                elseif($i + 1 == $count){
                    $header .= ",<" . $this->_to[$i] .">\r\n";
                }
                else{
                    $header .= ",<" . $this->_to[$i] .">";
                }
            }
        }
        else{
            $command[] = array("RCPT TO: <" . $this->_to . ">\r\n", 250);
            $header .= "TO: <" . $this->_to . ">\r\n";
        }

        //设置抄送
        if(isset($this->_cc)) {
            if(is_array($this->_cc)) {
                $count = count($this->_cc);
                for($i=0; $i<$count; $i++){
                    $command[] = array("RCPT TO: <" . $this->_cc[$i] . ">\r\n", 250);
                    if($i == 0){
                        $header .= "CC: <" . $this->_cc[$i] .">";
                    }
                    elseif($i + 1 == $count){
                        $header .= ",<" . $this->_cc[$i] .">\r\n";
                    }
                    else{
                        $header .= ",<" . $this->_cc[$i] .">";
                    }
                }
            }
            else{
                $command[] = array("RCPT TO: <" . $this->_cc . ">\r\n", 250);
                $header .= "CC: <" . $this->_cc . ">\r\n";
            }
        }

        //设置秘密抄送
        if(isset($this->_bcc)) {
            if(is_array($this->_bcc)) {
                $count = count($this->_bcc);
                for($i=0; $i<$count; $i++){
                    $command[] = array("RCPT TO: <" . $this->_bcc[$i] . ">\r\n", 250);
                    if($i == 0){
                        $header .= "BCC: <" . $this->_bcc[$i] .">";
                    }
                    elseif($i + 1 == $count){
                        $header .= ",<" . $this->_bcc[$i] .">\r\n";
                    }
                    else{
                        $header .= ",<" . $this->_bcc[$i] .">";
                    }
                }
            }
            else{
                $command[] = array("RCPT TO: <" . $this->_bcc . ">\r\n", 250);
                $header .= "BCC: <" . $this->_bcc . ">\r\n";
            }
        }

        //主题
        $header .= "Subject: " . $this->_subject ."\r\n";
        if(isset($this->_attachment)) {
            //含有附件的邮件头需要声明成这个
            $header .= "Content-Type: multipart/mixed;\r\n";
        }
        elseif(false){
            //邮件体含有图片资源的需要声明成这个
            $header .= "Content-Type: multipart/related;\r\n";
        }
        else{
            //html或者纯文本的邮件声明成这个
            $header .= "Content-Type: multipart/alternative;\r\n";
        }

        //邮件头分隔符
        $header .= "\t" . 'boundary="' . $separator . '"';
        $header .= "\r\nMIME-Version: 1.0\r\n";
        $header .= "\r\n--" . $separator . "\r\n";
        $header .= "Content-Type:text/html; charset=utf-8\r\n";
        $header .= "Content-Transfer-Encoding: base64\r\n\r\n";
        $header .= $this->_body . "\r\n";
        $header .= "--" . $separator . "\r\n";

        //加入附件
        if(isset($this->_attachment) && !empty($this->_attachment)){
            if(is_array($this->_attachment)){
                $count = count($this->_attachment);
                for($i=0; $i<$count; $i++){
                    $header .= "\r\n--" . $separator . "\r\n";
                    $header .= "Content-Type: " . $this->getMIMEType($this->_attachment[$i]) . '; name="' . basename($this->_attachment[$i]) . '"' . "\r\n";
                    $header .= "Content-Transfer-Encoding: base64\r\n";
                    $header .= 'Content-Disposition: attachment; filename="' . basename($this->_attachment[$i]) . '"' . "\r\n";
                    $header .= "\r\n";
                    $header .= $this->readFile($this->_attachment[$i]);
                    $header .= "\r\n--" . $separator . "\r\n";
                }
            }
            else{
                $header .= "\r\n--" . $separator . "\r\n";
                $header .= "Content-Type: " . $this->getMIMEType($this->_attachment) . '; name="' . basename($this->_attachment) . '"' . "\r\n";
                $header .= "Content-Transfer-Encoding: base64\r\n";
                $header .= 'Content-Disposition: attachment; filename="' . basename($this->_attachment) . '"' . "\r\n";
                $header .= "\r\n";
                $header .= $this->readFile($this->_attachment);
                $header .= "\r\n--" . $separator . "\r\n";
            }
        }

        //结束邮件数据发送
        $header .= "\r\n.\r\n";


        $command[] = array("DATA\r\n", 354);
        $command[] = array($header, 250);
        $command[] = array("QUIT\r\n", 221);

        return $command;
    }

    /**
     * 发送命令
     * @access protected
     * @param string $command 发送到服务器的smtp命令
     * @param int $code 期望服务器返回的响应吗
     * @return boolean
     */
    protected function sendCommand($command, $code) {
        echo 'Send command:' . $command . ',expected code:' . $code . '
'; //发送命令给服务器 try{ if(socket_write($this->_socket, $command, strlen($command))){ //当邮件内容分多次发送时,没有$code,服务器没有返回 if(empty($code)) { return true; } //读取服务器返回 $data = trim(socket_read($this->_socket, 1024)); echo 'response:' . $data . '

'; if($data) { $pattern = "/^".$code."/"; if(preg_match($pattern, $data)) { return true; } else{ $this->_errorMessage = "Error:" . $data . "|**| command:"; return false; } } else{ $this->_errorMessage = "Error:" . socket_strerror(socket_last_error()); return false; } } else{ $this->_errorMessage = "Error:" . socket_strerror(socket_last_error()); return false; } }catch(Exception $e) { $this->_errorMessage = "Error:" . $e->getMessage(); } } /** * 发送命令 * @access protected * @param string $command 发送到服务器的smtp命令 * @param int $code 期望服务器返回的响应吗 * @return boolean */ protected function sendCommandSecurity($command, $code) { echo 'Send command:' . $command . ',expected code:' . $code . '
'; try { if(fwrite($this->_socket, $command)){ //当邮件内容分多次发送时,没有$code,服务器没有返回 if(empty($code)) { return true; } //读取服务器返回 $data = trim(fread($this->_socket, 1024)); echo 'response:' . $data . '

'; if($data) { $pattern = "/^".$code."/"; if(preg_match($pattern, $data)) { return true; } else{ $this->_errorMessage = "Error:" . $data . "|**| command:"; return false; } } else{ return false; } } else{ $this->_errorMessage = "Error: " . $command . " send failed"; return false; } }catch(Exception $e) { $this->_errorMessage = "Error:" . $e->getMessage(); } } /** * 读取附件文件内容,返回base64编码后的文件内容 * @access protected * @param string $file 文件 * @return mixed */ protected function readFile($file) { if(file_exists($file)) { $file_obj = file_get_contents($file); return base64_encode($file_obj); } else { $this->_errorMessage = "file " . $file . " dose not exist"; return false; } } /** * 获取附件MIME类型 * @access protected * @param string $file 文件 * @return mixed */ protected function getMIMEType($file) { if(file_exists($file)) { $mime = mime_content_type($file); if(! preg_match("/gif|jpg|png|jpeg/", $mime)){ $mime = "application/octet-stream"; } return $mime; } else { return false; } } /** * 建立到服务器的网络连接 * @access private * @return boolean */ private function socket() { //创建socket资源 $this->_socket = socket_create(AF_INET, SOCK_STREAM, getprotobyname('tcp')); if(!$this->_socket) { $this->_errorMessage = socket_strerror(socket_last_error()); return false; } socket_set_block($this->_socket);//设置阻塞模式 //连接服务器 if(!socket_connect($this->_socket, $this->_sendServer, $this->_port)) { $this->_errorMessage = socket_strerror(socket_last_error()); return false; } $str = socket_read($this->_socket, 1024); if(!strpos($str, "220")){ $this->_errorMessage = $str; return fasle; } return true; } /** * 建立到服务器的SSL网络连接 * @access private * @return boolean */ private function socketSecurity() { $remoteAddr = "tcp://" . $this->_sendServer . ":" . $this->_port; $this->_socket = stream_socket_client($remoteAddr, $errno, $errstr, 30); if(!$this->_socket){ $this->_errorMessage = $errstr; return false; } //设置加密连接,默认是ssl,如果需要tls连接,可以查看php手册stream_socket_enable_crypto函数的解释 stream_socket_enable_crypto($this->_socket, true, STREAM_CRYPTO_METHOD_SSLv23_CLIENT); stream_set_blocking($this->_socket, 1); //设置阻塞模式 $str = fread($this->_socket, 1024); if(!strpos($str, "220")){ $this->_errorMessage = $str; return false; } return true; } /** * 关闭socket * @access private * @return boolean */ private function close() { if(isset($this->_socket) && is_object($this->_socket)) { $this->_socket->close(); return true; } $this->_errorMessage = "No resource can to be close"; return false; } /** * 关闭安全socket * @access private * @return boolean */ private function closeSecutity() { if(isset($this->_socket) && is_object($this->_socket)) { stream_socket_shutdown($this->_socket, STREAM_SHUT_WR); return true; } $this->_errorMessage = "No resource can to be close"; return false; } }

python运行cmd命令行设置超时

网上文章一般都是用的这个方法

p = Popen(cmd,shell=True,stdout=PIPE, stderr=PIPE)

然后 p.poll() 可以获得状态,如果不是None,就是完成了。

不知道是不是windows的问题,运行dir这样的没事,如果运行ffmpeg就不行了,一直是None,无法获得状态。

 

最后用了比较原始的办法,开个线程运行cmd命令,主线程验证是否完成和是否超时。

命令行线程:

class CommandThread(threading.Thread):
    def __init__(self,cmd):
        threading.Thread.__init__(self)

        self.cmd=cmd
        self.result='';
        self.over=0;
        pass

    def run(self):
        try:
            strresult=subprocess.getoutput(self.cmd)
            self.result=strresult
            self.over=1
            return

        except Exception as e:
            print("cmd err")
        self.over=1
        pass

主线程:

@staticmethod
def cmd(command, timeout=10):
    try:

        cmdThread=CommandThread(command);
        cmdThread.start();
        t_beginning = time.time()
        seconds_passed = 0
        while True:
            if(cmdThread.over==1):
                str=cmdThread.result;
                break;
            seconds_passed = time.time() - t_beginning
            if timeout and seconds_passed > timeout:
                print("time out le;")
                break;
            time.sleep(0.1)

        # LogUtil.log(str)
        return str

    except Exception as e:
        print(e)
    return None

就是这个样子,因为sleep可能会有0.1的延迟,但是能解决ffmpeg命令行莫名其妙卡死的问题。

centos yum 安装 ffmpeg2

文章来源:
http://www.vr4servers.com/ffmpeg2/

Login as root

You have to add the repository
rpm -Uvh http://dl.atrpms.net/el6-x86_64/atrpms/stable/atrpms-repo-6-7.el6.x86_64.rpm

yum install -y ffmpeg ffmpeg-devel

不用自己编译了

更简单的办法是下载编译好的
http://johnvansickle.com/ffmpeg/
centos试验可以用,更靠谱,yum版本的没法打字幕,没libass

字体参考
https://gist.github.com/sxyx2008/9d5572a25063790db5fb
添加字幕

有的时候你需要给视频加一个字幕(subtitle),使用ffmpeg也可以做。一般我们见到的字幕以srt字幕为主,在ffmpeg里需要首先将srt字幕转化为ass字幕,然后就可以集成到视频中了(不是单独的字幕流,而是直接改写视频流)。

ffmpeg -i my_subtitle.srt my_subtitle.ass
ffmpeg -i inputfile.mp4 -vf ass=my_subtitle.ass outputfile.mp4

但是值得注意的是:

my_subtitle.srt需要使用UTF8编码,老外不会注意到这一点,但是中文这是必须要考虑的;

将字幕直接写入视频流需要将每个字符渲染到画面上,因此有一个字体的问题,在ass文件中会指定一个缺省字体,例如Arial,但是我们首先需要让ffmpeg能找到字体文件,不然文字的渲染就无从谈起了。ffmpeg使用了fontconfig来设置字体配置。你需要首先设置一下FONTCONFIG_PATH或者FONTCONFIG_FILE环境变量,不然fontconfig是无法找到配置文件的,这一点请参看这篇文章,如果你设置的是FONTCONFIG_PATH,那把配置文件保存为%FONTCONFIG_PATH%/font.conf即可,然后你可以在font.conf文件中配置字体文件的路径之类的。

Windows下为fontconfig设置如下的环境变量

FC_CONFIG_DIR=C:\ffmpeg
FONTCONFIG_FILE=font.conf
FONTCONFIG_PATH=C:\ffmpeg
PATH=C:\ffmpeg\bin;%PATH%

下面是一个简单的Windows版font.conf文件。

<?xml version="1.0"?>
<fontconfig>

<dir>C:\Windows\Fonts</dir>
<cache>C:\WINDOWS\Cache\Fontcache</cache>
<cachedir>C:\WINDOWS\Cache\Fontcache</cachedir>
<match target="pattern">
<test qual="any" name="family"><string>mono</string></test>
<edit name="family" mode="assign"><string>monospace</string></edit>
</match>

<match target="pattern">
<test qual="all" name="family" compare="not_eq"><string>sans-serif</string></test>
<test qual="all" name="family" compare="not_eq"><string>serif</string></test>
<test qual="all" name="family" compare="not_eq"><string>monospace</string></test>
<edit name="family" mode="append_last"><string>sans-serif</string></edit>
</match>

<alias>
<family>Times</family>
<prefer><family>Times New Roman</family></prefer>
<default><family>serif</family></default>
</alias>
<alias>
<family>Helvetica</family>
<prefer><family>Arial</family></prefer>
<default><family>sans</family></default>
</alias>
<alias>
<family>Courier</family>
<prefer><family>Courier New</family></prefer>
<default><family>monospace</family></default>
</alias>
<alias>
<family>serif</family>
<prefer><family>Times New Roman</family></prefer>
</alias>
<alias>
<family>sans</family>
<prefer><family>Arial</family></prefer>
</alias>
<alias>
<family>monospace</family>
<prefer><family>Andale Mono</family></prefer>
</alias>
<match target="pattern">
<test name="family" compare="eq">
<string>Courier New</string>
</test>
<edit name="family" mode="prepend">
<string>monospace</string>
</edit>
</match>
<match target="pattern">
<test name="family" compare="eq">
<string>Courier</string>
</test>
<edit name="family" mode="prepend">
<string>monospace</string>
</edit>
</match>

</fontconfig>

Entity Bean 需要实现 Serializable 否则 。。

服务端异常
23:53:29,131 ERROR [org.jboss.as.ejb3] (Remoting “wslhkpc” task-7) JBAS014248: 消息 Channel ID 3367520a (inbound) of Remoting connection 34916e44 to /127.0.0.1:62015 里的频道 org.jboss.remoting3.remote.InboundMessage$3@345c347c 上的异常: java.io.IOException: Stream is closed
at org.xnio.streams.BufferPipeOutputStream.closed(BufferPipeOutputStream.java:62) [xnio-api-3.0.10.GA-redhat-1.jar:3.0.10.GA-redhat-1]
at org.xnio.streams.BufferPipeOutputStream.checkClosed(BufferPipeOutputStream.java:68) [xnio-api-3.0.10.GA-redhat-1.jar:3.0.10.GA-redhat-1]
at org.xnio.streams.BufferPipeOutputStream.write(BufferPipeOutputStream.java:94) [xnio-api-3.0.10.GA-redhat-1.jar:3.0.10.GA-redhat-1]
at org.jboss.remoting3.remote.OutboundMessage.write(OutboundMessage.java:270) [jboss-remoting-3.3.1.Final-redhat-1.jar:3.3.1.Final-redhat-1]
at java.io.DataOutputStream.write(DataOutputStream.java:107) [rt.jar:1.8.0_11]
at org.jboss.as.ejb3.remote.protocol.AbstractMessageHandler$1.write(AbstractMessageHandler.java:217)
at org.jboss.marshalling.OutputStreamByteOutput.write(OutputStreamByteOutput.java:52) [jboss-marshalling-1.4.6.Final-redhat-1.jar:1.4.6.Final-redhat-1]
at org.jboss.marshalling.SimpleDataOutput.shallowFlush(SimpleDataOutput.java:353) [jboss-marshalling-1.4.6.Final-redhat-1.jar:1.4.6.Final-redhat-1]
at org.jboss.marshalling.river.RiverMarshaller.writeString(RiverMarshaller.java:1509)
at org.jboss.marshalling.river.RiverMarshaller.writeNewSerializableClass(RiverMarshaller.java:1415)
at org.jboss.marshalling.river.RiverMarshaller.writeNewClass(RiverMarshaller.java:1345)
at org.jboss.marshalling.river.RiverMarshaller.writeClass(RiverMarshaller.java:1199)
at org.jboss.marshalling.river.RiverMarshaller.writeNewSerializableClass(RiverMarshaller.java:1438)
at org.jboss.marshalling.river.RiverMarshaller.writeSerializableClass(RiverMarshaller.java:1398)
at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:884)
at org.jboss.marshalling.AbstractObjectOutput.writeObject(AbstractObjectOutput.java:58) [jboss-marshalling-1.4.6.Final-redhat-1.jar:1.4.6.Final-redhat-1]
at org.jboss.marshalling.AbstractMarshaller.writeObject(AbstractMarshaller.java:111) [jboss-marshalling-1.4.6.Final-redhat-1.jar:1.4.6.Final-redhat-1]
at org.jboss.as.ejb3.remote.protocol.AbstractMessageHandler.writeException(AbstractMessageHandler.java:112)
at org.jboss.as.ejb3.remote.protocol.versionone.MethodInvocationMessageHandler.processMessage(MethodInvocationMessageHandler.java:166)
at org.jboss.as.ejb3.remote.protocol.versionone.VersionOneProtocolChannelReceiver.handleMessage(VersionOneProtocolChannelReceiver.java:160)
at org.jboss.remoting3.remote.RemoteConnectionChannel$5.run(RemoteConnectionChannel.java:452) [jboss-remoting-3.3.1.Final-redhat-1.jar:3.3.1.Final-redhat-1]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_11]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_11]
at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_11]
Caused by: an exception which occurred:
in object java.io.EOFException@5a234c92

客户端异常
Exception in thread “main” java.lang.IllegalStateException: EJBCLIENT000025: No EJB receiver available for handling [appName:, moduleName:TestEJB, distinctName:] combination for invocation context org.jboss.ejb.client.EJBClientInvocationContext@69a3d1d
at org.jboss.ejb.client.EJBClientContext.requireEJBReceiver(EJBClientContext.java:735)
at org.jboss.ejb.client.ReceiverInterceptor.handleInvocation(ReceiverInterceptor.java:116)
at org.jboss.ejb.client.EJBClientInvocationContext.sendRequest(EJBClientInvocationContext.java:183)
at org.jboss.ejb.client.EJBClientInvocationContext.retryRequest(EJBClientInvocationContext.java:208)
at org.jboss.ejb.client.EJBInvocationHandler.sendRequestWithPossibleRetries(EJBInvocationHandler.java:256)
at org.jboss.ejb.client.EJBInvocationHandler.sendRequestWithPossibleRetries(EJBInvocationHandler.java:265)
at org.jboss.ejb.client.EJBInvocationHandler.doInvoke(EJBInvocationHandler.java:198)
at org.jboss.ejb.client.EJBInvocationHandler.doInvoke(EJBInvocationHandler.java:181)
at org.jboss.ejb.client.EJBInvocationHandler.invoke(EJBInvocationHandler.java:144)
at com.sun.proxy.$Proxy3.createCabin(Unknown Source)
at client.ClientTest.date(ClientTest.java:155)
at client.ClientTest.main(ClientTest.java:28)

————-
出现原因:Entity Bean 必须实现 Serializable