Detailed introduction to class loading mechanism

What you learn on paper is ultimately shallow, but you know that you have to do it in detail --Lu You Ask the channel how clear it is, so that there is a source of running water --Zhu Xi A class's entire life cycle from being loaded into memory to being unloaded from memory includes: loading and verification. , preparation (Preparetation), resolution (Resolution), initialization (Initialization), use (Using), and unloading (Uploading) seven stages. Where validation’ preparation and parsing is called linking. 1. ClassLoader class loading architecture 1) Bootstrap Classloader starts the class loader and is mainly responsible for loading the core api under java_home/lib or the jar package specified by the -Xbootstrap option. 2), Extension ClassLoader extension class loader, mainly responsible for java_home/li

1. Detailed explanation of Java class loading mechanism ClassLoder (picture and text)

Introduction: From the time a class is loaded into memory to the time it is unloaded from memory, its entire life cycle includes: loading, There are seven stages: Verification, Preparetation, Resolution, Initialization, Using, and Uploading. Where validation’ preparation and parsing is called linking. 1. ClassLoader class loading architecture

2. Java virtual machine learning-class loading mechanism

Introduction: The loading mechanism is the process in which the JVM loads the class file into the memory, verifies, converts, parses and initializes the data, and finally forms a Java type that can be directly used by the JVM.

3. Yii Framework Analysis (3) - Class Loading Mechanism and Management, Configuration, Access and Creation of Application Components

#Introduction: Yii Framework Analysis (3) - Class Loading Mechanism and Management, Configuration, Access and Creation of Application Components

4. Detailed explanation of JAVA class loading mechanism (recommended)

##Introduction: This article mainly introduces the relevant information of JAVA class loading mechanism. It is very good and has reference value. Friends in need can refer to

5. Class loading mechanism and reflection

Introduction: This chapter focuses on the interfaces and classes under the java.lang.reflect package

6. Initial exploration of Java class loading mechanism_MySQL

Introduction: 1. After jdk1.2, class loading is through delegation This means that if the ClassLoader cannot find the class, it will ask the parent ClassLoader to perform this task. The root of all ClassLoaders is the system ClassLoader, which will load the class in the default way - that is, from the local file system . Today we will discuss how these mechanisms work in jvm

[Related Q&A recommendations]:

The java class loading mechanism is at the class level How to apply

java class loading mechanism in division - how to understand new in class definition

class loading mechanism - java singleton hungry pattern object Creation time point question

The above is the detailed content of Detailed introduction to class loading mechanism. For more information, please follow other related articles on the PHP Chinese website!