The following example shows how to test multi-threaded, concurrent java with vmlens: To use vmlens with maven, configure a plugin tag to tell maven that the vmlens plugin should be executed at the ...

This project is a Java-based benchmarking tool for evaluating the performance of different queue implementations. A simple benchmark measuring the performance of queue operations in a single-threaded ...

java.io： 提供输入输出功能，包括文件读写、流处理等。 包含File、InputStream、OutputStream、Reader、Writer等类。 java.util： 提供各种工具类，如集合框架（List、Set、Map）、日期时间处理（Date、Calendar）、随机数生成（Random）等。 包含ArrayList、HashMap、LinkedList、HashSet等 ...

实现原理 CountDownLatch 的核心实现原理是基于 AQS，AQS 全称 AbstractQueuedSynchronizer，是 java.util.concurrent 中提供的一种高效且可扩展的同步机制； 它是一种提供了原子式管理同步状态、阻塞和唤醒线程功能以及队列模型的简单框架。 除了 CountDownLatch 工具类，JDK 当中 ...

大家好，我是小林。 前几天阿里日（5 月 10 号）这天宣布了个大事，阿里集团把内部论坛权限全面打通啦！ 自从 2023 年搞 “1+6+N” 架构调整后，菜鸟、钉钉、饿了么、飞猪、国际这些业务部门的员工，这都时隔一年多了，终于又能在内网 “团聚” ...

Back in 2020, Mojang announced that it would be migrating all Minecraft Java edition accounts from Mojang to Microsoft. This is a mandatory change, and you should have been prompted to do so by ...

On PC, the release is doing huge numbers right out of the gate. The game has climbed above 115,000 concurrent players just hours after it debuted around 8 AM PT / 11 AM ET today, April 22.