序 本文主要研究一下puma的ChangedEvent aws-apac-webinar-week-aws-mysql-relational-database-services-best-practices-for-performance -24-638.jpg Event puma/core/src/main/java/com/dianping/puma/core/event/Event.java public abstract class public abstract EventType getEventType(); } Event定义了getBinlogInfo、getEventType抽象方法 ChangedEvent puma /core/src/main/java/com/dianping/puma/core/event/ChangedEvent.java public abstract class ChangedEvent /core/src/main/java/com/dianping/puma/core/event/DdlEvent.java public class DdlEvent extends ChangedEvent
序 本文主要研究一下puma的ChangedEvent Event puma/core/src/main/java/com/dianping/puma/core/event/Event.java public public abstract EventType getEventType(); } Event定义了getBinlogInfo、getEventType抽象方法 ChangedEvent puma /core/src/main/java/com/dianping/puma/core/event/ChangedEvent.java public abstract class ChangedEvent binlogInfo; //...... } ChangedEvent定义了executeTime、database、table、serverId、binlogInfo属性 DdlEvent puma /core/src/main/java/com/dianping/puma/core/event/DdlEvent.java public class DdlEvent extends ChangedEvent
序 本文主要研究一下puma的Sender Sender puma/puma/src/main/java/com/dianping/puma/sender/Sender.java public interface ChangedEvent event, PumaContext context) throws SenderException; } Sender定义了getName、send方法 AbstractSender puma /puma/src/main/java/com/dianping/puma/sender/AbstractSender.java public abstract class AbstractSender 方法,出现Exception时,在retryCount没有大于maxTryTimes时则sleep((retryCount % 15) + 1) * 300之后再次重试 FileDumpSender puma /puma/src/main/java/com/dianping/puma/sender/FileDumpSender.java public class FileDumpSender extends
序 本文主要研究一下puma的ClientPositionService OIP (17).jpeg ClientPositionService puma/puma/src/main/java/com /dianping/puma/biz/service/ClientPositionService.java public interface ClientPositionService { } ClientPositionService定义了findAll、find、update、flush、cleanUpTestClients方法 ClientPositionServiceImpl puma /puma/src/main/java/com/dianping/puma/biz/service/impl/ClientPositionServiceImpl.java @Service public /biz/src/main/java/com/dianping/puma/biz/dao/ClientPositionDao.java public interface ClientPositionDao
序 本文主要研究一下puma的DefaultTaskExecutor TaskExecutor puma/puma/src/main/java/com/dianping/puma/taskexecutor TableSet getTableSet(); } TaskExecutor继承了LifeCycle,定义了initContext、getContext等方法 AbstractTaskExecutor puma /puma/src/main/java/com/dianping/puma/taskexecutor/AbstractTaskExecutor.java @ThreadUnSafe public abstract /puma/src/main/java/com/dianping/puma/taskexecutor/DefaultTaskExecutor.java @ThreadUnSafe public class /puma/src/main/java/com/dianping/puma/taskexecutor/DefaultTaskExecutor.java private void closeTransport
在近五十年的运动品牌战役中,Puma从来不是领头羊,世界第一在阿迪达斯、耐克、锐步手中你方唱罢我登场。然而,它却是重要的参与者。 图片来源:搜索引擎 1973 图片来源:Puma官网 沃尔特 佛雷泽,NBA传奇控卫,擅长从对手手中盗球,外号“盗帅”。1973年,随纽约尼克斯队获得第二次NBA总冠军。 Puma为其改进了Suede鞋款——鞋子变得更轻更宽,并将佛雷泽的绰号"Clyde"印在了鞋身,Puma第一双篮球签名鞋就此诞生。 影片截图,来源:腾讯视频 2015 图片来源:Puma官网 蕾哈娜出任Puma形象大使兼创意总监,为Suede注入了新的活力。
序 本文主要研究一下puma的Parser OIP (14).jpeg Parser puma/puma/src/main/java/com/dianping/puma/parser/Parser.java throws IOException; } Parser继承了LifeCycle接口,它定义了parse方法,解析ByteBuffer到BinlogEvent DefaultBinlogParser puma /puma/src/main/java/com/dianping/puma/parser/DefaultBinlogParser.java @ThreadSafe public class DefaultBinlogParser /puma/src/main/java/com/dianping/puma/parser/mysql/event/BinlogEvent.java public interface BinlogEvent /puma/src/main/java/com/dianping/puma/parser/mysql/event/AbstractBinlogEvent.java public abstract class
序 本文主要研究一下puma的ClientPositionService ClientPositionService puma/puma/src/main/java/com/dianping/puma/ } ClientPositionService定义了findAll、find、update、flush、cleanUpTestClients方法 ClientPositionServiceImpl puma /puma/src/main/java/com/dianping/puma/biz/service/impl/ClientPositionServiceImpl.java @Service public positionEntityMap.put;其flush方法遍历positionEntityMap,挨个移除,然后执行insertOrUpdate(entity) ClientPositionDao puma /biz/src/main/java/com/dianping/puma/biz/dao/ClientPositionDao.java public interface ClientPositionDao
序 本文主要研究一下puma的DefaultTaskExecutor mysql-replication-17-638 (2).jpg TaskExecutor puma/puma/src/main /java/com/dianping/puma/taskexecutor/TaskExecutor.java public interface TaskExecutor extends LifeCycle /puma/src/main/java/com/dianping/puma/taskexecutor/AbstractTaskExecutor.java @ThreadUnSafe public abstract /puma/src/main/java/com/dianping/puma/taskexecutor/DefaultTaskExecutor.java @ThreadUnSafe public class /puma/src/main/java/com/dianping/puma/taskexecutor/DefaultTaskExecutor.java private void closeTransport
序 本文主要研究一下puma的Sender mysql-replication-12-638.jpg Sender puma/puma/src/main/java/com/dianping/puma ChangedEvent event, PumaContext context) throws SenderException; } Sender定义了getName、send方法 AbstractSender puma /puma/src/main/java/com/dianping/puma/sender/AbstractSender.java public abstract class AbstractSender 方法,出现Exception时,在retryCount没有大于maxTryTimes时则sleep((retryCount % 15) + 1) * 300之后再次重试 FileDumpSender puma /puma/src/main/java/com/dianping/puma/sender/FileDumpSender.java public class FileDumpSender extends
序 本文主要研究一下puma的DefaultDataHandler DataHandler puma/puma/src/main/java/com/dianping/puma/datahandler/DataHandler.java BinlogEvent binlogEvent, PumaContext context); } DataHandler继承了LifeCycle,它定义了process方法 AbstractDataHandler puma /puma/src/main/java/com/dianping/puma/datahandler/AbstractDataHandler.java @ThreadUnSafe public abstract tableMetasInfoFetcher.refreshTableMeta;handleTransactionBeginEvent方法标记result的finished为true DefaultDataHandler puma /puma/src/main/java/com/dianping/puma/datahandler/DefaultDataHandler.java @ThreadUnSafe public class
序 本文主要研究一下puma的DefaultDataHandler OIP (15).jpeg DataHandler puma/puma/src/main/java/com/dianping/puma BinlogEvent binlogEvent, PumaContext context); } DataHandler继承了LifeCycle,它定义了process方法 AbstractDataHandler puma /puma/src/main/java/com/dianping/puma/datahandler/AbstractDataHandler.java @ThreadUnSafe public abstract tableMetasInfoFetcher.refreshTableMeta;handleTransactionBeginEvent方法标记result的finished为true DefaultDataHandler puma /puma/src/main/java/com/dianping/puma/datahandler/DefaultDataHandler.java @ThreadUnSafe public class
Puma Goes Omni About Puma Puma Official Website A Fancy Presentation Slogan: “Run The Streets. centralized website rather than continue with multiple websites serving different countries and regions Puma Puma used to deploy multiple websites to present its information according the functions or the locations Not only should puma hire more staffs to handle these tedious work, but it also increase the risks of Using these data Puma can perform better in understanding the clients - their capabilities, desires and
序 本文主要研究一下puma的Parser Parser puma/puma/src/main/java/com/dianping/puma/parser/Parser.java public interface throws IOException; } Parser继承了LifeCycle接口,它定义了parse方法,解析ByteBuffer到BinlogEvent DefaultBinlogParser puma /puma/src/main/java/com/dianping/puma/parser/DefaultBinlogParser.java @ThreadSafe public class DefaultBinlogParser /puma/src/main/java/com/dianping/puma/parser/mysql/event/BinlogEvent.java public interface BinlogEvent /puma/src/main/java/com/dianping/puma/parser/mysql/event/AbstractBinlogEvent.java public abstract class
序 本文主要研究一下puma的Dispatcher OIP (16).jpeg Dispatcher puma/puma/src/main/java/com/dianping/puma/sender DispatcherException; List<Sender> getSenders(); } Dispatcher定义了getName、dispatch、getSenders方法 AbstractDispatcher puma /puma/src/main/java/com/dianping/puma/sender/dispatcher/AbstractDispatcher.java public abstract class AbstractDispatcher定义了throwExceptionIfNeeded方法,它将exceptionList转换为DispatcherException SimpleDispatcherImpl puma /puma/src/main/java/com/dianping/puma/sender/dispatcher/SimpleDispatcherImpl.java public class SimpleDispatcherImpl
序 本文主要研究一下puma的Dispatcher Dispatcher puma/puma/src/main/java/com/dianping/puma/sender/dispatcher/Dispatcher.java DispatcherException; List<Sender> getSenders(); } Dispatcher定义了getName、dispatch、getSenders方法 AbstractDispatcher puma /puma/src/main/java/com/dianping/puma/sender/dispatcher/AbstractDispatcher.java public abstract class AbstractDispatcher定义了throwExceptionIfNeeded方法,它将exceptionList转换为DispatcherException SimpleDispatcherImpl puma /puma/src/main/java/com/dianping/puma/sender/dispatcher/SimpleDispatcherImpl.java public class SimpleDispatcherImpl
运动品牌Puma近日发布了2024Q3财报,发布的资料在可视化方面有很多值得学习的地方,本文借助Power BI模拟一二。 把以上度量值施加在条件格式图标右侧: 得到: Puma的财报还有一个表格,每个值旁边有一个增长下降箭头,如下图所示: Power BI内置的条件格式图标有箭头,但是很丑。借助SVG我们可以进行美化。
(答案): PUMA 562机器人的外形图。该机器人有6个自由度, 其传动方式如下: 电机1通过两对齿轮Z1、 Z2、 Z3、 Z4传动带动立柱回转。
运动品牌Puma近日发布了2024Q3财报,发布的资料在可视化方面有很多值得学习的地方。昨天模拟了条件格式,今天复刻一种多维表格结构。 图片来源:Puma官网 上图Puma同时展现了服饰公式常见的三个维度——地区、销售渠道和产品类别的同一个指标。读者可以直观看到每个维度的表现好坏。
8月29日,Security affairs披露,Marketo (售卖 ”被盗数据“ 的经营商)声称从PUMA公司窃取了大约 1GB 的数据,这些数据将会在平台上进行公开拍卖。 从 Puma 窃取的一些文件已在 Marketo上进行了发布,其中包含可能链接到公司产品管理门户内部管理应用程序的源代码,分析代码的专家发现,有证据表明泄露的文件可能因第三方软件提供商,发生数据泄露而被盗