ask the bosses: class An and class B are loaded by their respective classloaders, and it is known that A loads first and B then loads. class C and B are in the same jar and loaded by the same class loader. when I call a method of An in B and the par...
encrypted files are loaded into memory, and the class object (class ...
as shown in the figure, in the webApp of tomcat, class loading is triggered when an object instance is initialized. what is called here is the loadClass method of WebappClassLoaderBase. I wrote the code myself, and loadClass uses Launcher@APPClassLoader...
When new MyClassType (), the class is loaded into the virtual machine. Normally, can Launcher$AppClassLoaderClassLoader, be replaced with a custom class loader with a context class loader (Thread.contextClassLoader)? related codes AThread a=new A...
as far as I know, the applications of Java class loader mechanisms are mainly OSGI framework, Tomcat implementation, etc., but there is no need to implement custom loader scenarios at all. do my colleagues have the same idea? ...
the virtual machine specification specifies the parent delegation mechanism of the classloader, but due to the problem of the runtime package (namespace), there is isolation, as mentioned in the book, but every class load will save a class file, but I r...
there is no problem with the junit unit test, but there is an error when you pack it into a war package and run it in tomcat and use postman to send a simulation request. this is the code part. You want to implement the hot loading function of the jar ...
problem description Mini Program, who crawled the information of NetEase s playlist, learned from Baidu that the API of NetEyun s playlist is http: music.163.com api play., so he started to use requests s get method to get its content. However, ...
generally speaking, sessionId has cross-domain security problems, but token does not. My understanding is that sessionId is afraid of cross-domain problems, while token is not afraid because the former is based on cookie automatic carrying and the latt...
the QR code of the picture identified by WeChat Mini Programs good afternoon, ladies and gentlemen. I would like to ask WeChat Mini Programs how to identify the QR code picture in a certain page. It is said that it is OK to preview wx.previewImage , ...
problem description use the tbs debugging tool according to the official and online methods, but the page of Mini Program does not appear. Other pages opened in Wechat can appear. the platform version of the problem and what methods you have tried ...
In vue, what if the attribute number of an object is greater than 0 to set .style1, less than 0 to set .style2, and equal to 0 to set .style3? data : { data1: 12, data2: -12, data3: 0 } <div :class="">{{data.data1}}< div>...