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This article source code: GitHub. Click here || GitEE. Click here I. Life Scene Based on the builder model, the software development process is described. 1. Code Implementation /** * Software development based on builder pattern description */ public class C01_InScene { public static void main(String[] args) { BuilderSoft builde ...

Links to the original text: https://blog.csdn.net/u012291108/article/details/51509988 Java Enumeration Classes and Custom Enumeration Classes and enum Declarations and Implementation Interfaces ...

We are no strangers to the term concurrency, which usually refers to the simultaneous execution of multiple tasks. In fact, this is not entirely true, "parallel" is the real sense of simultaneous execution, while "concurrent" is more focused on Multi-task alternate execution. Sometimes we see people chewing and talking, whic ...

Today we continue to talk about the implementation of blocking queue. Today's protagonist is Priority Blocking Queue. From the naming point of view, it should be orderly. After all, it's priority queue. So what's the actual situation? Let's look at its internal implementation together and explain in advance, because Priority Blocking Queue is i ...

1. Single Case Mode 1. Conceptual illustrations Singleton Design Mode Definition: Ensure that this class has only one instance and that automatic instantiation provides this object to the system. 2. Sample Code package com.model.test; public class Singleton { // Recording unique instances using static variables private static Singleton ...

Note that it takes a long time to read this article In the previous 2 articles: AOP Source Code Analysis (1)AOP Source Code Analysis (2) In, we set up an environment for SpringAOP source analysis and described how the @EnableAspectJAutoProxy annotation and postProcessBeforeInstantiation methods load all enhancements.This article describes the ...

Has the thread pool been used? Thread pool advantage The main task of thread pool is to control the number of running threads, put tasks into the queue in the process of processing, and then start these tasks after thread creation. If the number ...

Phase 3: API One: What you need to focus on when looking at API s 1. Watching bags 2. Look at the explanation. 3. Look at the structure 4. Look at the method: Look at the explanation of the method, look at the modifier, then return the value, and see ...

1. Class loader Class 1.1 Loading [Understanding] Description of Class Loading When a program wants to use a class, if the class has not been loaded into memory, the system will initialize the class through three steps: class loading, class con ...

thread [6] - thread pool 1. Thread pool concept It is a container that contains several threads. Usually a project has only one thread pool. When the program starts, it loads threads. When you need threads, you take threads from the thread pool and process tasks. When you use them, you will not de ...