throws throwable

First, we understand the difference between dynamic agent and static agent.Static Proxy: ① holds a reference to the proxy class ② the proxy class is loaded into memory at first (very important)Dynamic Proxy: The proxy class in the dynamic proxy in

Use SQLiteDatabase to operate SQLite Databases Copy codeThe Code is as follows :/* Android provides a class named SQLiteDatabase, which encapsulates APIs for database operations. This class can be used to Create, query, and Update data) and Delete

Using Sqlitedatabase to manipulate SQLite databases Copy Code code as follows: /* Android provides a class called Sqlitedatabase that encapsulates the API for manipulating databases that can be used to add (Create), query (Retrieve),

1. Problem: You want to add log records, performance monitoring, and security monitoring. 2. initial solution 2.1. disadvantages of the initial solution: Too Many duplicate codes, in addition, it is tightly coupled with 2.2. abstract classes are

Proxy mode is a common Java design pattern, it is characterized by proxy class and delegate class have the same interface, Agent class is mainly responsible for the delegation class preprocessing messages, filtering messages, forwarding messages to

using interceptors In web development we often encounter paging operations, a project may have more than one use to paging, then if the Java background using MyBatis as a persistence layer, we can use the MyBatis interceptor function to complete

Java garbage collection and java garbage collection When a program creates objects, arrays, and other referenced objects, the system allocates a memory for the object in the heap memory, and the object is saved in the memory, when the memory is no

The tools commonly used in Android reverse engineering have a xposed in addition to the Dex2jar,jd-gui, Apktool.This tool is a service framework that affects the process of running the APK without modifying it. You can write the module according to

What are the two implementation mechanisms of Spring AOP. Spring Spring is a dynamic proxy for AOP, and spring provides 2 implementation mechanisms1. If the class that has an interface declaration is aop,spring called by the

Programming | Specification The description of the Java rules described in this article is divided into 5 levels, Level 1 is the most basic and important level, in the future will be writing other rules. Following these rules can improve the

The description of Java rules described in this article is divided into five levels. Level 1 is the most basic and important level, and other rules will be written in the future. Following these rules can improve the program efficiency and make the

When a program creates an object, an entity of a reference type, such as an array, the system allocates a piece of memory to this object in heap memory, which is stored in this memory, which becomes garbage when it is no longer referenced by any

Reprint Address: https://my.oschina.net/elain/blog/382494 One, what is AOP AOP (aspect-orientedprogramming, aspect-oriented programming) can be added and perfected by OOP (object-oriented programing, object-oriented programming). OOP introduces

There are two kinds of beans that are indispensable in any project, one is the bean that implements the core function of the system, we call it the business class, and the other is the service bean which is not related to the core business of the

Spring AOP Advices Advices implements the real logic of Aspect. Specifically, in java, It is a class or more fine-grained design into a method (one class centrally manages multiple Advices ). Spring provides several different Advices, such as Before

It's a chance today. I suddenly wanted to see the JDK's dynamic proxies, because I knew a little about it before, and simply wanted to test it, and soon it was written with so many interfaces and classes:Interface class: Userservice.java Copy

Maven Dependencies org.apache.curator curator-recipes 2.8.0 Path Cache The Path cache is used to monitor a znode child node. When a child node is added, updated, and deleted, the Path cache changes its state and

@within (com.cxh.study.aop.controller.UserAccessAnnotation)means to intercept all the methods in the class containing the com.cxh.study.aop.controller.UserAccessAnnotation annotation. @annotation

Proxy mode: Java Dynamic proxy implementation method; proxy mode: java Dynamic Today, I suddenly wanted to see the dynamic proxy of JDK, because I used to know a little about it, and I just wanted to test it, the following interfaces and classes

ASPECTJ is a tangent-oriented framework that extends the Java language, defines the AOP syntax,Ability to provide code weaving at compile time, so it has a dedicated compiler to generate class files that conform to bytecode byte coding